You can bring most portable chargers on flights, but they must go in your carry-on luggage and stay under 100 watt-hours (Wh)—some airlines allow up to 160 Wh with approval. Models like the Anker Nano 10000mAh and INIU 10000mAh fit these rules and charge devices fast. Larger options like the Anker 25,000mAh stay within limits while powering laptops. Built-in cables and compact designs enhance convenience. Keep an eye out for safety features and durability—they matter when you’re on the move. You’ll want to know which ones balance power, portability, and performance.
TLDR
- Choose power banks under 100 Wh, like 10,000–20,000 mAh models, for airline-approved carry-on use without approval.
- Always pack power banks in carry-on luggage; never place them in checked bags due to safety regulations.
- Opt for compact, lightweight designs under 1 pound for easy portability during travel.
- Prioritize fast charging with PD, QC, or PPS support to quickly recharge devices mid-flight or at layovers.
- Models with built-in cables and multiple ports allow convenient charging of phones, tablets, and laptops simultaneously.
| Magnetic Portable Charger for MagSafe & Apple Watch |  | Best Magnetic Design | Capacity: 10800mAh | Fast Charging Support: 25W PD + QC4.0 | Built-in Cables: Integrated iOS + USB-C cables | VIEW LATEST PRICE | Read Our Review |
| Anker Nano 10000mAh Portable Charger with Cable |  | Fastest Recharge Time | Capacity: 10000mAh | Fast Charging Support: 45W max output | Built-in Cables: Built-in retractable USB-C cable | VIEW LATEST PRICE | Read Our Review |
| Anker 25,000mAh Laptop Power Bank with USB-C |  | Best for Laptops | Capacity: 25000mAh | Fast Charging Support: 100W USB-C (triple), 165W total | Built-in Cables: Two built-in USB-C (retractable) | VIEW LATEST PRICE | Read Our Review |
| INIU 22.5W 10000mAh Portable Charger with Phone Holder |  | Most Convenient | Capacity: 10000mAh | Fast Charging Support: 22.5W PD 3.0 & QC 4+ | Built-in Cables: No built-in cables | VIEW LATEST PRICE | Read Our Review |
| Portable Charger 15,000mAh 22.5W Fast Charging |  | Best All-in-One | Capacity: 15000mAh | Fast Charging Support: 22.5W (PD, QC, FCP, AFC) | Built-in Cables: Built-in USB-C + Lightning | VIEW LATEST PRICE | Read Our Review |
| INIU 45W Portable Charger 10000mAh |  | Slimmest 45W | Capacity: 10000mAh | Fast Charging Support: 45W integrated chip | Built-in Cables: No built-in cables | VIEW LATEST PRICE | Read Our Review |
| Anker 20,000mAh Power Bank with USB-C |  | High-Power Traveler | Capacity: 20000mAh | Fast Charging Support: 87W max (65W per device) | Built-in Cables: Built-in USB-C cable | VIEW LATEST PRICE | Read Our Review |
| 2026 2-Pack 10000mAh PD Power Bank |  | Best 2-Pack Value | Capacity: 10000mAh | Fast Charging Support: 20W super fast charging | Built-in Cables: 2 built-in iOS + 2 built-in USB-C | VIEW LATEST PRICE | Read Our Review |
| VRURC 10000mAh Portable Charger with Built-in Cables |  | Stylish & Functional | Capacity: 10000mAh | Fast Charging Support: 5V/2.4A per output | Built-in Cables: 3 built-in cables (iOS, USB-C, Micro-USB) | VIEW LATEST PRICE | Read Our Review |
| 2025 2-Pack 12800mAh Portable Charger |  | Ultra-Slim Dual Pack | Capacity: 12800mAh | Fast Charging Support: Not specified (supports fast charging) | Built-in Cables: Built-in iOS + USB-C | VIEW LATEST PRICE | Read Our Review |
| INIU 10000mAh 45W Portable Charger (Green) |  | Compact 45W Power | Capacity: 10000mAh | Fast Charging Support: 45W integrated chip | Built-in Cables: No built-in cables | VIEW LATEST PRICE | Read Our Review |
| Charmast Portable Charger 10000mAh with Built-in Cables |  | Most Universal | Capacity: 10000mAh | Fast Charging Support: 3A fast charging | Built-in Cables: 3 built-in cables (Lightning, USB-C, Micro-USB) | VIEW LATEST PRICE | Read Our Review |
| EnergyQC 20000mAh Portable Charger with Built-in Cables |  | High-Speed Charger | Capacity: 20000mAh | Fast Charging Support: 35W PD 3.0 + QC 4.0 | Built-in Cables: Built-in USB-C + Lightning | VIEW LATEST PRICE | Read Our Review |
| Anker 10000mAh 30W Portable Charger |  | Reliable Everyday Pick | Capacity: 10000mAh | Fast Charging Support: 30W bi-directional | Built-in Cables: Built-in 5.4-inch USB-C | VIEW LATEST PRICE | Read Our Review |
| Anker 25000mAh Laptop Power Bank with USB-C |  | Ultimate Laptop Backup | Capacity: 25000mAh | Fast Charging Support: 100W USB-C (triple), 165W total | Built-in Cables: Two built-in USB-C (retractable) | VIEW LATEST PRICE | Read Our Review |
More Details on Our Top Picks
Magnetic Portable Charger for MagSafe & Apple Watch
Looking for a reliable power solution that keeps your iPhone, Apple Watch, and other devices charged during flights without the hassle of tangled cables? This magnetic portable charger’s double-sided design sticks securely to your iPhone or Apple Watch, thanks to ultra-strong nano magnets. With a 10800mAh capacity, it fits easily in your pocket or backpack. You’ll get 25W fast charging via USB-C or wireless charging on both sides. It also has built-in iOS and USB-C cables, plus USB-A and USB-C ports, so you can charge up to six devices. A clear LED display shows battery levels, and multiple safety features protect against overheating and overcharging—ideal for long flights.
- Capacity:10800mAh
- Fast Charging Support:25W PD + QC4.0
- Built-in Cables:Integrated iOS + USB-C cables
- Simultaneous Charging (Max Devices):Up to 6 devices
- Airline Approval:Flight-approved (10800mAh)
- Display Type:Smart LED display (real-time levels)
- Additional Feature:Double-sided wireless charging
- Additional Feature:Ultra-strong nano magnets
- Additional Feature:Charges iPhone + Apple Watch
Anker Nano 10000mAh Portable Charger with Cable
The Anker Nano 10000mAh Portable Charger with Cable is an ideal travel companion for frequent flyers who need reliable, fast charging without the bulk. You get 45W output and 30W input, enabling quick device charging and a full recharge in just two hours. Its 10,000mAh capacity safely fits carry-on rules, and the compact design—16% smaller than standard models—slips easily into your bag. The built-in 2.3 ft retractable USB-C cable withstands over 20,000 bends, reducing clutter. You can charge and recharge simultaneously, thanks to pass-through charging. A smart display and 24/7 protection guarantee safety and convenience.
- Capacity:10000mAh
- Fast Charging Support:45W max output
- Built-in Cables:Built-in retractable USB-C cable
- Simultaneous Charging (Max Devices):Not specified (supports pass-through)
- Airline Approval:Flight-approved
- Display Type:Smart display
- Additional Feature:Retractable InstaCord cable
- Additional Feature:45W single-port max output
- Additional Feature:Two-way fast charging
Anker 25,000mAh Laptop Power Bank with USB-C
If you’re a frequent flyer who relies on multiple devices during travel, the Anker 25,000mAh Laptop Power Bank with USB-C is built for your on-the-go lifestyle. You can charge up to four devices at once using two built-in USB-C cables, one USB-C port, and a USB-A port. With triple 100W USB-C ports and 165W total output, it powers laptops, phones, and tablets quickly. The rugged design handles travel wear, and its 25,000mAh capacity complies with 100Wh airline rules, making it carry-on approved. It recharges to 30% in just 22 minutes.
- Capacity:25000mAh
- Fast Charging Support:100W USB-C (triple), 165W total
- Built-in Cables:Two built-in USB-C (retractable)
- Simultaneous Charging (Max Devices):Up to 4 devices
- Airline Approval:Complies with 100Wh airline restrictions
- Display Type:Not specified
- Additional Feature:Dual built-in USB-C cables
- Additional Feature:165W total max output
- Additional Feature:Strap doubles as short cable
INIU 22.5W 10000mAh Portable Charger with Phone Holder
Stay powered up mid-flight with the INIU 22.5W 10000mAh Portable Charger, a smart choice for travelers who need fast, reliable charging in a compact design. You’ll appreciate its 22.5W PD 3.0 and QC 4+ support, charging an iPhone from 0 to 60% in just 30 minutes. At 17% thinner and 38% lighter than most models, it slips easily into your carry-on. With a USB-C input/output and three outputs, you can fast-charge multiple devices at once. The built-in pop-out phone holder lets you watch videos hands-free. Plus, its 10000mAh capacity meets airline carry-on limits, making it flight-ready.
- Capacity:10000mAh
- Fast Charging Support:22.5W PD 3.0 & QC 4+
- Built-in Cables:No built-in cables
- Simultaneous Charging (Max Devices):3 devices
- Airline Approval:Pocket-friendly, travel-ready
- Display Type:No display
- Additional Feature:Built-in pop-out phone holder
- Additional Feature:3-year INIU Care warranty
- Additional Feature:38M+ global users trusted
Portable Charger 15,000mAh 22.5W Fast Charging
Skip the airport power scramble and keep your devices charged mid-flight with a portable charger built for savvy travelers: the 15,000mAh 22.5W fast-charging power bank fits easily in carry-on luggage and meets airline safety standards for in-cabin use. You’ll get 22.5W fast charging, enhancing your iPhone 16 to 45% in just 20 minutes via USB-C. With four outputs and two inputs—including Micro-USB, USB-C, and USB-A—you can charge up to four devices at once. Built-in USB-C and Lightning cables (5.5 inches, tested for 10,000+ bends) add convenience. It’s lightweight (0.6 lb), slim, and includes safety features like overcharge and short-circuit protection.
- Capacity:15000mAh
- Fast Charging Support:22.5W (PD, QC, FCP, AFC)
- Built-in Cables:Built-in USB-C + Lightning
- Simultaneous Charging (Max Devices):Up to 4 devices
- Airline Approval:Safe for carry-on luggage
- Display Type:No display
- Additional Feature:Built-in Lightning + USB-C cables
- Additional Feature:Trickle-charge mode for earbuds
- Additional Feature:Three input port options
INIU 45W Portable Charger 10000mAh
The INIU 45W Portable Charger 10000mAh is an ideal choice for travelers who want fast, reliable charging without adding bulk to their carry-on. You’ll appreciate its ultra-slim design, made 30% smaller and 15% lighter thanks to High-Density TinyCell technology. With a 45W PD chip, it charges your iPhone 16 to 60% in just 25 minutes. You can power three devices at once using two USB-C and one USB-A ports. It’s flight-safe, includes a short USB-C cable and lanyard, and comes with a 3-year warranty plus lifetime support. Over 38 million users trust INIU’s SAFE Fast Charge Pro platform.
- Capacity:10000mAh
- Fast Charging Support:45W integrated chip
- Built-in Cables:No built-in cables
- Simultaneous Charging (Max Devices):3 devices
- Airline Approval:Flight-safe 10000mAh
- Display Type:Not specified
- Additional Feature:Dual USB-C IN & OUT
- Additional Feature:High-Density TinyCell tech
- Additional Feature:Lanyard doubles as cable
Anker 20,000mAh Power Bank with USB-C
If you’re a frequent flyer who relies on multiple devices during travel, the Anker 20,000mAh Power Bank with USB-C is a dependable companion that fits seamlessly into your carry-on. It’s airline-approved, so you won’t face issues at security. With 87W total output, it charges three devices fast—up to 65W to one device. You can get a 14″ MacBook Pro to 50% in under 40 minutes. The built-in USB-C cable withstands over 10,000 bends, making it durable. It recharges fully in just 1.5 hours using a 65W charger. Weighing 15.5 oz, it’s compact enough for easy portability.
- Capacity:20000mAh
- Fast Charging Support:87W max (65W per device)
- Built-in Cables:Built-in USB-C cable
- Simultaneous Charging (Max Devices):3 devices
- Airline Approval:Approved for airline travel
- Display Type:Not specified
- Additional Feature:65W max per device
- Additional Feature:Recharges in 1.5 hours
- Additional Feature:Built-in bend-resistant USB-C
2026 2-Pack 10000mAh PD Power Bank
Get through long flights and layovers without hunting for an outlet—this 2-pack of 10000mAh PD power banks is perfect for travelers who need reliable, fast charging for multiple devices. Each unit delivers 20W fast charging, reaching 80% in just 20 minutes, and supports six outputs, including built-in iOS and USB-C cables, plus USB-A and USB-C ports. You can charge up to six devices at once, ideal for tablets, phones, and other gadgets. With airline-approved capacity, it meets carry-on regulations. A digital display shows battery life, while multiple safety features prevent overheating, overcharging, and short circuits.
- Capacity:10000mAh
- Fast Charging Support:20W super fast charging
- Built-in Cables:2 built-in iOS + 2 built-in USB-C
- Simultaneous Charging (Max Devices):6 devices
- Airline Approval:Airline-approved
- Display Type:Digital LED display (battery %)
- Additional Feature:2-pack value bundle
- Additional Feature:10 “ice core” IC protections
- Additional Feature:Charges 6 devices at once
VRURC 10000mAh Portable Charger with Built-in Cables
Need a reliable power source during long flights without the hassle of carrying multiple cables? The VRURC 10000mAh Portable Charger has you covered. With built-in Lightning, USB-C, and micro USB cables, it’s compatible with iPhones, Samsung Galaxy models, Google Pixel phones, and other USB devices. You can charge up to five devices at once, each at up to 5V/2.4A. Its slim, pocket-sized design weighs just 9.17 oz and includes a travel bag and lanyard that doubles as a charging cable. An LED display shows exact battery percentage, while safety features protect against over-current, over-voltage, and short circuits.
- Capacity:10000mAh
- Fast Charging Support:5V/2.4A per output
- Built-in Cables:3 built-in cables (iOS, USB-C, Micro-USB)
- Simultaneous Charging (Max Devices):5 devices
- Airline Approval:Airline-approved
- Display Type:Intelligent LED display (% shown)
- Additional Feature:Lanyard doubles as Micro-USB
- Additional Feature:Pink color option
- Additional Feature:Includes travel storage bag
2025 2-Pack 12800mAh Portable Charger
The 2025 2-Pack 12800mAh Portable Charger is an ideal travel companion for frequent flyers who want to stay powered without the hassle of carrying multiple cables or bulky adapters. You get two slim, 1.19 lb units, each with 12800mAh capacity and built-in iOS and USB-C cables. With four outputs, you can charge up to four devices at once. It’s airline-approved for carry-ons, fitting easily in your pocket or carry-on bag. The digital LED displays show exact battery levels, while 10 “ice cores” and safety systems prevent overheating, overcharging, and short circuits.
- Capacity:12800mAh
- Fast Charging Support:Not specified (supports fast charging)
- Built-in Cables:Built-in iOS + USB-C
- Simultaneous Charging (Max Devices):4 devices
- Airline Approval:Airline-approved
- Display Type:Digital LED display (% shown)
- Additional Feature:2-pack high-capacity bundle
- Additional Feature:Slimmer than a lighter
- Additional Feature:10 “ice core” protections
INIU 10000mAh 45W Portable Charger (Green)
Compact travelers and tech-savvy flyers who value fast, reliable charging in a sleek design will find the INIU 10000mAh 45W Portable Charger (Green) a top choice for staying powered on the go. It’s 30% smaller and 15% lighter than most 10,000mAh power banks, making it easy to carry. With a 45W PD chip, it charges your iPhone 15 to 60% in just 25 minutes. You can charge three devices at once using two USB-C and one USB-A ports—both USB-C ports support input and output. It comes with a short USB-C to USB-C cable, lanyard, and user manual. Backed by a 3-year warranty and lifetime support, it’s a dependable travel companion.
- Capacity:10000mAh
- Fast Charging Support:45W integrated chip
- Built-in Cables:No built-in cables
- Simultaneous Charging (Max Devices):3 devices
- Airline Approval:Mini battery pack for travel
- Display Type:Not specified
- Additional Feature:Green color option
- Additional Feature:Dual USB-C bidirectional ports
- Additional Feature:Lifetime technical support
Charmast Portable Charger 10000mAh with Built-in Cables
You’ll get the most out of the Charmast Portable Charger 10000mAh with Built-in Cables if you’re a frequent flyer or daily commuter who values convenience and compliance. This slim, pocket-sized power bank is airline-approved for carry-on, making it ideal for flights. With 10,000mAh capacity, it efficiently recharges phones, tablets, earbuds, and more. You can charge up to six devices at once using the three built-in cables—Lightning, USB-C, Micro-USB—and three extra ports. It supports 3A fast charging, has a clear LED display for battery levels, and includes safety features like over-charge and short-circuit protection.
- Capacity:10000mAh
- Fast Charging Support:3A fast charging
- Built-in Cables:3 built-in cables (Lightning, USB-C, Micro-USB)
- Simultaneous Charging (Max Devices):Up to 6 devices
- Airline Approval:Airline-approved for carry-on
- Display Type:Clear digital LED display
- Additional Feature:Three built-in cables (Lightning, USB-C, Micro-USB)
- Additional Feature:Three input recharge options
- Additional Feature:Fits in pocket easily
EnergyQC 20000mAh Portable Charger with Built-in Cables
Anyone who relies on multiple devices during travel will find the EnergyQC 20000mAh Portable Charger especially useful, particularly when flying. With 35W PD 3.0 and QC 4.0, it charges your iPhone 16 to 60% or Galaxy S24 to 58% in just 30 minutes. Its 20,000mAh capacity offers about 3.6 full iPhone charges. You can charge up to four devices at once using the built-in USB-C and Lightning cables, plus extra USB-A and USB-C ports. When linking multiple devices, output shares 15W total. It’s TSA-approved, includes safety protections and smart thermal control, and displays battery levels via LED.
- Capacity:20000mAh
- Fast Charging Support:35W PD 3.0 + QC 4.0
- Built-in Cables:Built-in USB-C + Lightning
- Simultaneous Charging (Max Devices):Up to 4 devices
- Airline Approval:TSA-approved
- Display Type:Smart LED power display
- Additional Feature:AI smart chip charging
- Additional Feature:NTC temperature control
- Additional Feature:35W PD + QC 4.0
Anker 10000mAh 30W Portable Charger
The Anker 10,000mAh 30W Portable Charger packs enough power and speed to keep your phone or tablet charged through long flights, making it a smart choice for travelers who rely on their devices for entertainment, work, or staying connected. You’ll get up to two full charges for an iPhone 15, and it delivers 30W fast charging—so your iPhone 16 Pro Max hits 50% in just 27 minutes. It’s carry-on approved, compact at 4.32 × 2.58 × 0.98 inches, and includes a built-in USB-C cable tested for over 10,000 bends. Use your own Lightning cable for older iPhones. Backed by an 18-month warranty, it’s reliable, travel-ready, and widely compatible.
- Capacity:10000mAh
- Fast Charging Support:30W bi-directional
- Built-in Cables:Built-in 5.4-inch USB-C
- Simultaneous Charging (Max Devices):Multiple (via built-in + ports)
- Airline Approval:Not explicitly stated
- Display Type:Not specified
- Additional Feature:5.4-inch built-in USB-C
- Additional Feature:Bi-directional 30W charging
- Additional Feature:Compatible with Steam Deck
Anker 25000mAh Laptop Power Bank with USB-C
Travelers needing to power multiple devices on long flights or extended trips will find the Anker 25000mAh Laptop Power Bank a reliable choice, especially with its 165W total output and triple 100W USB-C ports that support fast, simultaneous charging for laptops and other electronics. You can charge up to four devices at once, thanks to dual built-in USB-C cables and additional USB-A and USB-C ports. The 25,000mAh capacity fits within the 100Wh airline limit, so you can carry it on board without hassle. It recharges to 30% in just 22 minutes and includes a protective pouch and 18-month warranty.
- Capacity:25000mAh
- Fast Charging Support:100W USB-C (triple), 165W total
- Built-in Cables:Two built-in USB-C (retractable)
- Simultaneous Charging (Max Devices):Up to 4 devices
- Airline Approval:Complies with 100Wh airline restrictions
- Display Type:Not specified
- Additional Feature:100W USB-C x3 ports
- Additional Feature:Reaches 30% in 22 min
- Additional Feature:Includes protective storage pouch
Factors to Consider When Choosing Portable Chargers for Flights
You’ll want to check your airline’s capacity limits before packing a portable charger, since most restrict power banks to 100 watt-hours or less in carry-on luggage. Make sure it’s easy to carry—go for a compact size and lightweight design that won’t weigh down your bag. Look for fast charging, multiple ports, and built-in cables so you can power up your phone, tablet, and other devices efficiently during layovers or long flights.
Airline Capacity Limits
While packing a portable charger for your flight, keep in mind that airlines impose strict limits on battery capacity to guarantee safety. Most allow power banks up to 100 Wh without approval, a common limit you’ll see on standard models. If your charger is between 100 Wh and 160 Wh, you’ll need airline permission, and you can usually bring only two. Anything over 160 Wh is banned on passenger planes entirely. To check your power bank’s watt-hours, use this simple formula: divide the mAh by 1,000, then multiply by the nominal voltage—usually 3.7 V for lithium-ion batteries. For example, a 20,000 mAh charger equals 74 Wh, well under the limit. Always carry your power bank in your carry-on, never in checked luggage. Multiple smaller units are fine, as long as each stays under 100 Wh.
Portability and Size
Keeping your device charged during a flight starts with selecting a power bank that meets airline safety rules, but just as important is making sure it’s easy to carry and use on the go. Choose a model that’s slim and lightweight—under about 6 × 3 × 1 inches and less than 1 pound—so it fits neatly in carry-on pockets without adding bulk. For portability, stick to capacities between 10,000 and 20,000 mAh; larger ones tend to be heavier and less convenient. Look for compact designs with built-in or retractable cables to avoid carrying extra cords and keep things tidy. A flat, rectangular shape slides easily into bags or jacket pockets, unlike bulky or curved models. Also, check that extra features like LED displays or multiple ports don’t make the unit too big or heavy. Balance functionality with size to stay truly mobile.
Charging Speed Matters
When it comes to staying powered up in the air, speed can make all the difference—especially when you’ve got a short layover or a long flight ahead. Fast-charging protocols like Power Delivery (PD) or Quick Charge (QC) let you top up quickly, with 30–45W chargers reaching 50–60% in about 25–30 minutes. That’s far faster than older 5–10W models. If you’re charging tablets or laptops, look for 60W or more for real results. Keep in mind, charging multiple devices splits the total power, so check combined wattage to know what each will get. A power bank with fast input (20–30W+) recharges quickly between trips. And remember, your cable and device must support the same protocol—otherwise, you won’t get the speed you need. Heat and battery level can also slow things down.
Multi-Device Compatibility
Fast charging gets you back to full quickly, but it’s only useful if your power bank can handle all the devices you’re bringing on the flight. First, check that its capacity is under 100 Wh—most airlines allow this limit for carry-ons, so you won’t have to surrender it at security. Look for multiple ports, like USB-C PD, USB-A, and built-in cables (Lightning or USB-C), so you can charge your phone, tablet, laptop, and earbuds at once. Make sure the total output supports simultaneous fast charging—some models reduce power when multiple devices are connected. Confirm support for common protocols like PD, QC, or PPS so each device charges efficiently. Finally, pick a compact, lightweight design with good cable management; it’ll save space and reduce clutter during long flights.
Built-In Cable Convenience
Ditching extra cords can save you space and hassle, especially when you’re boarding a flight with limited overhead room. Built-in cables mean one less thing to pack and faster security checks since you won’t fumble with loose wires. But don’t just pick any model—durability matters. Look for cables rated for over 10,000 bend cycles, since they can’t be replaced if damaged. For in-flight use, choose a power bank with both USB-C and Lightning cables, each at least 0.4 to 2.3 feet long, so you can comfortably charge your phone or headphones without stretching. A USB-C port that supports both input and output lets you recharge the power bank when your seat has a power outlet. Make sure the cables support fast charging standards like PD or QC, so you’re not stuck waiting hours for a partial charge.
Frequently Asked Questions
Can I Bring a Portable Charger in My Carry-On Luggage?
Yes, you can bring a portable charger in your carry-on. Just keep it in your bag during the flight and never in checked luggage. Make sure it’s under 100Wh, and you’ll be all set to charge your devices safely in the air.
Are Portable Chargers Allowed on International Flights?
Yes, you can bring a portable charger on international flights. Just keep it in your carry-on, not your checked bag. Make sure it’s under 100Wh, and you’ll be all set—most personal power banks meet this rule.
Do Airlines Have Watt-Hour Restrictions for Power Banks?
Yes, airlines do have watt-hour restrictions for power banks. You can carry one under 100Wh without approval, but you’ll need permission for 100–160Wh. You can’t check them—keep them in your carry-on. Don’t bring anything over 160Wh.
Can I Charge Multiple Devices at Once During a Flight?
Yes, you can charge multiple devices at once during a flight—just use a power bank with multiple ports. Make sure it’s under 100Wh, keep it accessible, and avoid charging during takeoff and landing. You’ve got this!
Is It Safe to Leave a Portable Charger Charging Overnight?
You shouldn’t leave your portable charger plugged in overnight. It can overheat or reduce battery life. Unplug it once it’s fully charged—most models take just a few hours. Staying safe keeps your device ready for your next flight without risks.
And Finally
You should always check your airline’s carry-on rules before flying with a portable charger. Most allow power banks under 100Wh, which covers many models listed here. You must carry them in your hand luggage, never in checked bags. Avoid damaged or swollen units, as airlines may confiscate them. Keep chargers accessible for security checks. Following these rules guarantees a smooth trip while staying powered up safely and legally throughout your flight.
