🧳FitsOnBoardCheck a bag

50 × 40 × 20 cm bag

Compact cabin size that clears most 7 kg limits. Here's where it fits — measured against every airline's limit, including wheels and handles.

✓ Free on 14! Tight on 66✕ No on 64

Fits — free

Fits — paid / add-on

Tight — risky

Doesn't fit

Bags around this size

Best 50 × 40 × 20 cm bags →
Decathlon (Forclaz)
Travel 500 Cabin 40L
Tight — risky
50 × 35 × 20 cm
40 L
1.4 kg
0 cm to spare
from £45View →
Aerolite
easyJet 45×36×20 Holdall
Tight — risky
45 × 36 × 20 cm
30 L
0.7 kg
0 cm to spare
from £25
Cabin Max
Anode 30L
Tight — risky
40 × 30 × 20 cm
30 L
0.7 kg
0 cm to spare
from £35View →
CabinZero
Classic 28L
Tight — risky
42 × 32 × 20 cm
28 L
0.66 kg
0 cm to spare
from £55View →
Matein
18" Under-seat Travel Backpack
Tight — risky
45 × 35 × 20 cm
25 L
0.9 kg
0 cm to spare
from $40
Herschel
Pop Quiz Backpack
Fits
44 × 32 × 18 cm
22 L
0.8 kg
2 cm to spare
from £80View →

FAQ

Which airlines accept a 50 × 40 × 20 cm bag?+

A 50 × 40 × 20 cm bag fits 14 airlines for free, including Jet2, British Airways, Aegean Airlines. It's a tight fit on 66 and over the limit on 64.

Is 50 × 40 × 20 cm a carry-on or a personal item size?+

In Europe, sizes around 40×20×25 cm are free under-seat bags, while 55×40×20 cm and larger are cabin bags that may need Priority or a paid add-on.

Other sizes

40 × 20 × 25 cm40 × 30 × 20 cm45 × 36 × 20 cm55 × 40 × 20 cm55 × 40 × 23 cm55 × 35 × 25 cm56 × 40 × 25 cm40 × 30 × 15 cm56 × 45 × 25 cm22 × 14 × 9 in18 × 14 × 8 in24 × 16 × 10 in17 × 13 × 8 in