Does Southwest Airlines have a weight limit for carry-on bags?

Southwest Airlines does not publish a cabin bag weight limit for all fares; only the size rule appears on its official page.

Will a 22 × 14 × 9 in carry-on fit Southwest Airlines' limit?

Yes: against Southwest Airlines' 24×16×10 in limit, a hard 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm) case fits, with at least 2.5 cm (1 in) to spare on every side.

Do wheels and handles count in Southwest Airlines' carry-on size?

Yes. Southwest Airlines' official page says the 24×16×10 in limit includes wheels and handles.

Southwest Airlines carry-on size and personal item rules

North America
Low-cost
Verified 28 September 2026

Southwest Airlines (WN) allows one cabin bag of 24 × 16 × 10 in (61 × 40.6 × 25.4 cm) on its All fares fare, plus a personal item. Southwest Airlines counts wheels and handles in this size. Verified on 28 September 2026 from the official Southwest Airlines baggage page.

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Southwest Airlines carry-on allowance by fare

Southwest Airlines (WN) cabin baggage rules, as published by the airline
Fare	Route / class	Personal item	Cabin bag	Weight
All fares(standard)	All routes · All classes	size not published	24×16×10 in	Not published

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Southwest Airlines cabin bagUS 22×14×9 inEU 55×40×20 cm

What to know about Southwest Airlines carry-on rules

Among the 8 verified airlines from North America, Southwest Airlines has the largest cabin bag allowance; the strictest is American Airlines (22×14×9 in).
As a box, Southwest Airlines' 24×16×10 in limit holds about 62.9 litres, the 4th largest volume of the 60 airlines that publish three cabin bag sides.
With a total size of 127 cm (50 in), the Southwest Airlines cabin bag is larger than 98% of the 66 verified airlines that include a measured cabin bag in their standard fare (rank 2 of 66, largest first).
The average cabin bag of the 8 verified carriers from North America adds up to 116.8 cm (46 in); Southwest Airlines' limit is 10.2 cm (4 in) more than that.
On Southwest Airlines, a standard US carry-on of 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm) fits, with at least 2.5 cm (1 in) to spare on every side (limit: 24×16×10 in).
On Southwest Airlines, a typical European cabin case of 55 × 40 × 20 cm (21.7 × 15.7 × 7.9 in) fits, but with only 0.6 cm (0.3 in) to spare on the width (limit: 24×16×10 in).
There is no published cabin bag weight limit on all fares of Southwest Airlines: the official page sets only the 24×16×10 in size.
Southwest Airlines' official text counts wheels and handles in the 24×16×10 in cabin bag limit.

Southwest Airlines carry-on questions

Does Southwest Airlines have a weight limit for carry-on bags?: Southwest Airlines does not publish a cabin bag weight limit for all fares; only the size rule appears on its official page.
Will a 22 × 14 × 9 in carry-on fit Southwest Airlines' limit?: Yes: against Southwest Airlines' 24×16×10 in limit, a hard 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm) case fits, with at least 2.5 cm (1 in) to spare on every side.
Do wheels and handles count in Southwest Airlines' carry-on size?: Yes. Southwest Airlines' official page says the 24×16×10 in limit includes wheels and handles.

Airlines related to Southwest Airlines

Allegiant Air carry-on size — also based in the same country
Frontier Airlines carry-on size — also based in the same country
American Airlines carry-on size — also based in the same country
Delta Air Lines carry-on size — also based in the same country
JetBlue carry-on size — also based in the same country
United Airlines carry-on size — also based in the same country

Strictest carry-on airlines · All airlines

Official sources

https://support.southwest.com/helpcenter/article/carryon-baggage-policy — checked on 28 September 2026

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