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Aeroméxico vs United Airlines

Cabin and carry-on baggage limits for Aeroméxico and United Airlines, side by side.

⚠ These figures are awaiting manual verification against the airline's official page. Treat them as preliminary.

United Airlines allows the larger carry-on — its longest side is 56 cm, versus 55 cm for Aeroméxico.

Aeroméxico is more generous for personal items — up to 45 cm, versus 43 cm on United Airlines.

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Max dimensions
55 × 40 × 25 cm
Total linear
Not published
Weight limit
15 kg combined
Pieces
1
United Airlines UA More room
Max dimensions
56 × 35 × 23 cm
Total linear
Not published
Weight limit
Not published
Pieces
1

Cabin & carry-on allowances

Allowance Aeroméxico United Airlines
carryOn 55 × 40 × 25 cm · Not published · 15 kg combined · 1 pc Combined carry-on + personal item weight is 15 kg on Classic, Flex, AM Plus and Premier; 10 kg on Basic and on all US-route fares. 56 × 35 × 23 cm · Not published · Not published · 1 pc including handle and wheels
personalItem 45 × 35 × 20 cm · Not published · 3 kg per piece · 1 pc Personal item up to 45x35x20 cm and 3 kg; counts within the combined cabin weight. 43 × 25 × 22 cm · Not published · Not published · 1 pc including handle and wheels Must fit under the seat in front of you

Sources

Aeroméxico

Carry-On Baggage - Aeroméxico
Official · unverified Last checked: 2026-10-11

United Airlines

Carry-on Bags
Official · unverified Last checked: 2026-10-11