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

Aeroméxico: 55 × 40 × 25 cm (21.7 × 15.7 × 9.8 in), up to 10 kg (22 lb). Avianca: 55 × 35 × 25 cm (21.7 × 13.8 × 9.8 in), up to 10 kg (22 lb). Aeroméxico allows the larger bag.

Do Aeroméxico and Avianca 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. Avianca: The cheapest fares on many routes include only a personal item.

Where do Aeroméxico and Avianca fly from?

Aeroméxico's main hubs are Mexico City (MEX). Avianca's are Bogotá (BOG), San Salvador (SAL). The better pick is often whichever flies nonstop from your airport.

Are Aeroméxico and Avianca partners?

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

AM vs AV · 2026 comparison

Aeroméxico vs Avianca

Aeroméxico wins on a bigger carry-on and a carry-on on its cheapest fare; Avianca 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 carry-on on its cheapest fare

Avianca

Wins 1 category

Cheaper checked bags

Quick verdict

Aeroméxico wins on a bigger carry-on and a carry-on on its cheapest fare; Avianca wins on cheaper checked bags. Check the cheapest fare's bag rules before you compare prices.

Carry-on size: Aeroméxico: 55 × 40 × 25 cm · Avianca: 55 × 35 × 25 cm
Carry-on on the cheapest fare: Aeroméxico: Included on every fare · Avianca: Not on some basic fares
First checked bag (regular economy): Aeroméxico: $30 · Avianca: 1 free bag

Side by side

	Aeroméxico	Avianca
Bags
Carry-on size	55 × 40 × 25 cm	55 × 35 × 25 cm
Carry-on on the cheapest fare	Included on every fare	Not on some basic fares
Carry-on weight limit	10 kg (22 lb)	10 kg (22 lb)
Personal item	45 × 35 × 20 cm	45 × 35 × 20 cm
First checked bag (regular economy)	$30	1 free bag
Network
Alliance	SkyTeam	Star Alliance
Loyalty program	Aeroméxico Rewards	LifeMiles
Main hubs	MEX	BOG, SAL

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 Avianca up to 55 × 35 × 25 cm (21.7 × 13.8 × 9.8 in), so Aeroméxico's is roomier.

Aeroméxico includes it on every fare, while Avianca's Basic can be personal-item only.

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

Personal items: 45 × 35 × 20 cm (17.7 × 13.8 × 7.9 in) on Aeroméxico, and 45 × 35 × 20 cm (17.7 × 13.8 × 7.9 in) on Avianca.

A first checked bag on Aeroméxico costs $30 on flights between the U.S. and Mexico, and Avianca includes one bag with M and L on flights between the U.S. and South America.

Basic economy

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

Avianca (Basic): The cheapest fares on many routes include only a personal item.

Loyalty and where they fly

Aeroméxico is in SkyTeam and Avianca is in Star Alliance.

Loyalty programs: Aeroméxico Rewards (Aeroméxico) and LifeMiles (Avianca).

Aeroméxico's main hubs are Mexico City (MEX). Avianca's are Bogotá (BOG), San Salvador (SAL). 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 carry-on on its cheapest fare
to earn and use SkyTeam miles and status
nonstops from MEX

Choose Avianca if you want…

cheaper checked bags
to earn and use Star Alliance miles and status
nonstops from BOG, SAL

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.