Thule EnRoute vs. Aer Pro Pack 24L

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

Thule EnRoute

Front facing view of the Thule EnRoute
Capacity23 L
Weight0.9 kg
Dimensions47×30×22 cm
Airline fit74%
Price$120

Feature by feature

Thule EnRouteFeatureAer Pro Pack 24L
Storage
2 Compression N
None Expanded Capacity None
0 Opening 1
top Passport top
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap Y
Inside
16in Laptop 16in
3 Main Compartments 4
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
N Water Resistant Y
Material
840D CORDURA re/cor recycled nylon

Aer Pro Pack 24L

by Aer
Front facing view of the Aer Pro Pack 24L
Capacity24 L
Weight1.3 kg
Dimensions47×32×19 cm
Airline fit92%
Price$200

Key differences between the Thule EnRoute and Aer Pro Pack 24L

Both have: passport pocket, luggage passthrough, backpack straps, sternum strap, laptop sleeve, built-in organizer, water bottle pockets.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 139 accept both. 0 accept only the Thule EnRoute, and 35 accept only the Aer Pro Pack 24L.

Only the Aer Pro Pack 24L fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

Thule EnRoute vs. Aer Pro Pack 24L: which should you pack?

The Aer Pro Pack 24L carries 1L more than the Thule EnRoute (23L vs. 24L), while the Thule EnRoute is the lighter pack at 0.9kg (vs. 1.3kg). For carry-on flexibility, the Aer Pro Pack 24L fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Aer Pro Pack 24L; if you want to travel lighter, the Thule EnRoute is the better call.