Deuter Walker 24 vs. Osprey Transporter® Flap Pack

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

Deuter Walker 24

Front facing view of the Deuter Walker 24
Capacity24 L
Weight0.85 kg
Dimensions52×30×23 cm
Airline fit70%
Price$150

Feature by feature

Deuter Walker 24FeatureOsprey Transporter® Flap Pack
Storage
N Compression N
None Expanded Capacity None
3 Opening 3
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap Y
Inside
15in Laptop 15in
1 Main Compartments 1
Y Organizer
Outside
× Hard Shell ×
optional Rain-fly N
1 Water Bottle Holder 1
Y Water Resistant Y
Material
300D PES Ripstop, 600D PES400D Nylon TPU Double Coated

Osprey Transporter® Flap Pack

Front facing view of the Osprey Transporter® Flap Pack
Capacity20 L
Weight0.9 kg
Dimensions46×33×31 cm
Airline fit13%
Price$120

Key differences between the Deuter Walker 24 and Osprey Transporter® Flap Pack

Both have: backpack straps, hip belt, sternum strap, 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. 25 accept both. 107 accept only the Deuter Walker 24, and 0 accept only the Osprey Transporter® Flap Pack.

Only the Deuter Walker 24 fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Canada, Air Caraibes, Air France, Air India, Air Macau, Air Mauritius, Air Nostrum, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, British Airways, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Conviasa, Copa Airlines, Czech Airlines, Delta Airlines, Dragonair, EL AL, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Indigo, Interjet, Iran Air, Iran Aseman Air, Island Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Middle East Airlines, Monarch Airlines, Norwegian, Onur Air, Peach, PenAir, Porter Airlines, Qantas Airways, Republic Airways, SAS Scandinavian, Scoot, Sky Airlines, Skywest, Inc., South African Airways, Southwest Airlines, Spirit Airlines, SriLankan Airlines, Sun Country, Swiss Int'l Air Lines, Thai Airways, Tiger Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WestJet, WOW Airlines.

Deuter Walker 24 vs. Osprey Transporter® Flap Pack: which should you pack?

The Deuter Walker 24 carries 4L more than the Osprey Transporter® Flap Pack (24L vs. 20L), while the Deuter Walker 24 is the lighter pack at 0.85kg (vs. 0.9kg). For carry-on flexibility, the Deuter Walker 24 fits 70% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Walker 24; if you want to travel lighter, the Deuter Walker 24 is the better call.