Away Active Convertible 45L vs. Aer Flight Pack

Two carry-on travel backpacks, compared spec for spec.

Away Active Convertible 45L

by Away
Front facing view of the Away Active Convertible 45L
Capacity45 L
Weight1.5 kg
Dimensions55×35×24 cm
Airline fit39%
Price$220

Feature by feature

Away Active Convertible 45LFeatureAer Flight Pack
Storage
4 Compression N
None Expanded Capacity None
1 Opening 1
back Passport top
Y Passthrough Y
Carry
hideable Backpack hideable
N Hip Belt N
N Sternum Strap N
Inside
16in Laptop 16in
4 Main Compartments 4
N Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 1, side
Y Water Resistant Y
Material
100% recycled polyester1680D Cordura ballistic nylon

Aer Flight Pack

by Aer
Front facing view of the Aer Flight Pack
Capacity20 L
Weight1.5 kg
Dimensions46×30×14 cm
Airline fit94%
Price$180

Key differences between the Away Active Convertible 45L and Aer Flight Pack

Both have: luggage passthrough, backpack straps, laptop sleeve, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 73 accept both. 0 accept only the Away Active Convertible 45L, and 105 accept only the Aer Flight Pack.

Only the Aer Flight Pack fits

Air Asia, Air Baltic, Air Canada, Air China, Air Macau, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, American Eagle, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Croatia Air, Delta Airlines, Dragonair, easyJet, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Flair Air, flybe, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, Icelandair, InselAir, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kulula, Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, TUI, Turkish Airlines, Ukraine International, United Airlines, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, Xiamen.

Away Active Convertible 45L vs. Aer Flight Pack: which should you pack?

The Away Active Convertible 45L carries 25L more than the Aer Flight Pack (45L vs. 20L), while the Away Active Convertible 45L is the lighter pack at 1.5kg (vs. 1.5kg). For carry-on flexibility, the Aer Flight Pack fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Away Active Convertible 45L; if you want to travel lighter, the Away Active Convertible 45L is the better call.