American Airlines vs United Airlines: hand luggage and carry-on compared
Two airlines, two sets of rules. Here they are side by side.
American Airlines vs United Airlines
Both airlines allow the same cabin bag size, 55.9 x 35.6 x 22.9 cm.
| American Airlines | United Airlines | |
|---|---|---|
| Cabin bag size | 55.9 x 35.6 x 22.9 cm | 55.9 x 35.6 x 22.9 cm |
| Cabin bag weight | no weight limit published | no weight limit published |
| Cabin bag included? | Yes | Yes |
| Small bag size | 45.7 x 35.6 x 20.3 cm | 43.2 x 25.4 x 22.9 cm |
| Small bag included? | Yes | Yes |
Check your own bag against both
Both sets of figures come from the airlines' own websites and were checked on 20 September 2026. See the full rules for American Airlines and United Airlines.