Which has the bigger carry-on allowance, Aegean or British Airways?

Aegean: 56 × 45 × 25 cm (22 × 17.7 × 9.8 in), up to 8 kg (17.6 lb). British Airways: 56 × 45 × 25 cm (22 × 17.7 × 9.8 in), up to 23 kg (50.7 lb).

Where do Aegean and British Airways fly from?

Aegean's main hubs are ATH. British Airways's are London (LHR), London Gatwick (LGW). The better pick is often whichever flies nonstop from your airport.

Are Aegean and British Airways partners?

They aren't in the same alliance (Aegean: Star Alliance; British Airways: oneworld), so miles and status generally don't transfer between them.

A3 vs BA · 2026 comparison

Aegean vs British Airways

Q: Do Aegean and British Airways include a carry-on on basic economy?

Aegean: Light fares let you bring either a personal item or an 8 kg carry-on, not both, and include no checked bag. British Airways: Even hand-baggage-only fares include a cabin bag and a handbag.

Aegean doesn't clearly win any category; British Airways wins on a carry-on on its cheapest fare and a more generous carry-on weight limit. Here's how they compare on bags, fees, comfort, reliability and loyalty.

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

Aegean

No clear category wins

British Airways

Wins 2 categories

A carry-on on its cheapest fare
A more generous carry-on weight limit

Quick verdict

Aegean doesn't clearly win any category; British Airways wins on a carry-on on its cheapest fare and a more generous carry-on weight limit. Check the cheapest fare's bag rules before you compare prices.

Carry-on size: Aegean: 56 × 45 × 25 cm · British Airways: 56 × 45 × 25 cm
Carry-on on the cheapest fare: Aegean: Not on some basic fares · British Airways: Included on every fare

Side by side

	Aegean	British Airways
Bags
Carry-on size	56 × 45 × 25 cm	56 × 45 × 25 cm
Carry-on on the cheapest fare	Not on some basic fares	Included on every fare
Carry-on weight limit	8 kg (17.6 lb)	23 kg (50.7 lb)
Personal item	Must fit under the seat	40 × 30 × 15 cm
Network
Alliance	Star Alliance	oneworld
Loyalty program	Miles+Bonus	British Airways Club
Main hubs	ATH	LHR, LGW

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

Both airlines allow a carry-on up to 56 × 45 × 25 cm (22 × 17.7 × 9.8 in).

Aegean's Light can be personal-item only, while British Airways includes it on every fare.

Carry-on weight limits: 8 kg (17.6 lb) on Aegean, 23 kg (50.7 lb) on British Airways.

Personal items: anything that fits under the seat on Aegean, and 40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in) on British Airways.

Basic economy

Aegean (Light): Light fares let you bring either a personal item or an 8 kg carry-on, not both, and include no checked bag.

British Airways (Basic (hand baggage only)): Even hand-baggage-only fares include a cabin bag and a handbag.

Loyalty and where they fly

Aegean is in Star Alliance and British Airways is in oneworld.

Loyalty programs: Miles+Bonus (Aegean) and British Airways Club (British Airways).

Aegean's main hubs are ATH. British Airways's are London (LHR), London Gatwick (LGW). The best choice often comes down to which airline flies nonstop from your airport.

Which should you book?

Choose Aegean if you want…

to earn and use Star Alliance miles and status
nonstops from ATH

Choose British Airways if you want…

a carry-on on its cheapest fare
a more generous carry-on weight limit
to earn and use oneworld miles and status
nonstops from LHR, LGW

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.