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| Carry-on (free: yes) | 22" x 14" x 9" |
| Personal item (always free) | 17" x 10" x 9" |
| Carry-on weight limit | No published limit |
United Basic Economy on most routes still includes a free full-size carry-on, though a small number of Basic Economy fares (mainly international) restrict you to a personal item only — check your fare rules.
United's carry-on limit is 22" x 14" x 9", including wheels and handles. There's no published weight limit for the carry-on bag.
No — a full-size carry-on is included free on most United fares, including domestic Basic Economy. Some international Basic Economy fares restrict you to a personal item only, so check your specific fare rules.
United's personal item limit is 17" x 10" x 9" — it must fit under the seat in front of you.
United does not publish or generally enforce a weight limit on carry-on bags — size is the main constraint, not weight.