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| Carry-on (free: yes) | 24" x 16" x 10" |
| Personal item (always free) | 18.5" x 13.5" x 8.5" |
| Carry-on weight limit | No published limit |
All Southwest fares include a free carry-on and personal item, plus two free checked bags — there is no Basic-Economy-style restriction on this airline.
Southwest's carry-on limit is 24" x 16" x 10", the most generous among major US carriers. There's no published weight limit.
No — every Southwest fare includes a free carry-on and personal item, plus two free checked bags, with no restriction by fare tier.
Southwest's personal item limit is 18.5" x 13.5" x 8.5" — it must fit under the seat in front of you.
Southwest does not publish or generally enforce a weight limit on carry-on bags — size is the main constraint, not weight.