Osprey Flapjack vs. Tundra Backpack Teal

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

Osprey Flapjack

Front facing view of the Osprey Flapjack
Capacity21 L
Weight0.9 kg
Dimensions49×34×23 cm
Airline fit72%
Price$110

Feature by feature

Osprey FlapjackFeatureTundra Backpack Teal
Storage
Compression
None Expanded Capacity None
0 Opening 0
side Passport
N Passthrough
Carry
Y Backpack Y
removable Hip Belt
Sternum Strap
Inside
15in Laptop
3 Main Compartments 0
Y Organizer
Outside
× Hard Shell ×
N Rain-fly
Water Bottle Holder
Y Water Resistant
Material
600D Polyspun

Tundra Backpack Teal

Front facing view of the Tundra Backpack Teal
Capacity27 L
Weight0.8 kg
Dimensions49×36×21 cm
Airline fit67%
Price$70

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 124 accept both. 12 accept only the Osprey Flapjack, and 2 accept only the Tundra Backpack Teal.

Only the Osprey Flapjack fits

Aerolineas Argentinas, Air France, Air India, Air Mauritius, Boliviana de Aviacion, Cayman Airways, Indigo, Jet Airways, Kenya Airways, KLM, LATAM , Sky Airlines.

Only the Tundra Backpack Teal fits

Liat Airlines, Pakistan International.

Osprey Flapjack vs. Tundra Backpack Teal: which should you pack?

The Tundra Backpack Teal carries 6L more than the Osprey Flapjack (21L vs. 27L), while the Tundra Backpack Teal is the lighter pack at 0.8kg (vs. 0.9kg). For carry-on flexibility, the Osprey Flapjack fits 72% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Tundra Backpack Teal; if you want to travel lighter, the Tundra Backpack Teal is the better call.