Which has the bigger carry-on allowance, Aeroméxico or Copa?

Aeroméxico: 55 × 40 × 25 cm (21.7 × 15.7 × 9.8 in), up to 10 kg (22 lb). Copa: 22 × 14 × 10 in (56 × 36 × 25 cm), up to 10 kg (22 lb). Aeroméxico allows the larger bag.

Where do Aeroméxico and Copa fly from?

Aeroméxico's main hubs are Mexico City (MEX). Copa's are Panama City (PTY). The better pick is often whichever flies nonstop from your airport.

Are Aeroméxico and Copa partners?

They aren't in the same alliance (Aeroméxico: SkyTeam; Copa: Star Alliance), so miles and status generally don't transfer between them.

AM vs CM · 2026 comparison

Aeroméxico vs Copa

Q: Do Aeroméxico and Copa include a carry-on on basic economy?

Aeroméxico: Basic fares include a carry-on and a personal item (10 kg combined), but no checked bag. Copa: Economy Basic includes a carry-on and a personal item, but no checked bag.

Aeroméxico wins on a bigger carry-on and a bigger personal item; Copa wins on cheaper checked bags. Here's how they compare on bags, fees, comfort, reliability and loyalty.

Verified Oct 17, 2026By Steven MoHow we check Report a correction

Aeroméxico

Wins 2 categories

A bigger carry-on
A bigger personal item

Copa

Wins 1 category

Cheaper checked bags

Quick verdict

Aeroméxico wins on a bigger carry-on and a bigger personal item; Copa wins on cheaper checked bags. Both include a carry-on on every fare.

Carry-on size: Aeroméxico: 55 × 40 × 25 cm · Copa: 22 × 14 × 10 in
Carry-on on the cheapest fare: Aeroméxico: Included on every fare · Copa: Included on every fare
First checked bag (regular economy): Aeroméxico: $30 · Copa: 1 free bag

Side by side

	Aeroméxico	Copa
Bags
Carry-on size	55 × 40 × 25 cm	22 × 14 × 10 in
Carry-on on the cheapest fare	Included on every fare	Included on every fare
Carry-on weight limit	10 kg (22 lb)	10 kg (22 lb)
Personal item	45 × 35 × 20 cm	17 × 10 × 9 in
First checked bag (regular economy)	$30	1 free bag
Network
Alliance	SkyTeam	Star Alliance
Loyalty program	Aeroméxico Rewards	ConnectMiles
Main hubs	MEX	PTY

Highlighted values are better for travelers. Fees are for U.S. domestic economy flights; on-time data is 2025 U.S. DOT figures for each airline's own flights.

Bags and fees

Aeroméxico allows a carry-on up to 55 × 40 × 25 cm (21.7 × 15.7 × 9.8 in), and Copa up to 22 × 14 × 10 in (56 × 36 × 25 cm), so Aeroméxico's is roomier.

Both include it on their cheapest fares.

Carry-on weight limits: 10 kg (22 lb) on Aeroméxico, 10 kg (22 lb) on Copa.

Personal items: 45 × 35 × 20 cm (17.7 × 13.8 × 7.9 in) on Aeroméxico, and 17 × 10 × 9 in (43 × 25 × 23 cm) on Copa.

A first checked bag on Aeroméxico costs $30 on flights between the U.S. and Mexico, and Copa includes one bag with Economy Classic on flights between the U.S. and Latin America.

Basic economy

Aeroméxico (Basic): Basic fares include a carry-on and a personal item (10 kg combined), but no checked bag.

Copa (Economy Basic): Economy Basic includes a carry-on and a personal item, but no checked bag.

Loyalty and where they fly

Aeroméxico is in SkyTeam and Copa is in Star Alliance.

Loyalty programs: Aeroméxico Rewards (Aeroméxico) and ConnectMiles (Copa).

Aeroméxico's main hubs are Mexico City (MEX). Copa's are Panama City (PTY). The best choice often comes down to which airline flies nonstop from your airport.

Which should you book?

Choose Aeroméxico if you want…

a bigger carry-on
a bigger personal item
to earn and use SkyTeam miles and status
nonstops from MEX

Choose Copa if you want…

cheaper checked bags
to earn and use Star Alliance miles and status
nonstops from PTY

On a route both fly, the cheaper ticket isn't always the cheaper trip: add the bags you'll actually bring, and check the fare rules before you book.