Which has the bigger carry-on allowance, Delta or Singapore?

Delta: 22 × 14 × 9 in (56 × 36 × 23 cm). Singapore: 115 cm total (45.3 in), up to 7 kg (15.4 lb).

Are Delta and Singapore partners?

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

DL vs SQ · 2026 comparison

Delta vs Singapore

Q: Do Delta and Singapore include a carry-on on basic economy?

Delta: Main Basic (formerly Basic Economy) includes a carry-on and a personal item on U.S. flights. Checked bags cost extra. Singapore: Every Economy fare includes the 7 kg carry-on.

Delta wins on a more generous carry-on weight limit; Singapore doesn't clearly win any category. Here's how they compare on bags, fees, comfort, reliability and loyalty.

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

Delta

Wins 1 category

A more generous carry-on weight limit

Singapore

No clear category wins

Quick verdict

Delta wins on a more generous carry-on weight limit; Singapore doesn't clearly win any category. Both include a carry-on on every fare.

Carry-on size: Delta: 22 × 14 × 9 in · Singapore: 115 cm total
Carry-on on the cheapest fare: Delta: Included on every fare · Singapore: Included on every fare
First checked bag (regular economy): Delta: $45 · Singapore: 2 free bags

Side by side

	Delta	Singapore
Bags
Carry-on size	22 × 14 × 9 in	115 cm total
Carry-on on the cheapest fare	Included on every fare	Included on every fare
Carry-on weight limit	None published	7 kg (15.4 lb)
Personal item	Must fit under the seat	40 × 30 × 10 cm
First checked bag (regular economy)	$45	2 free bags
Network
Alliance	SkyTeam	Star Alliance
Loyalty program	SkyMiles	KrisFlyer
Main hubs	ATL, DTW, MSP, SLC, JFK	SIN

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

Delta allows a carry-on up to 22 × 14 × 9 in (56 × 36 × 23 cm), and Singapore up to 115 cm total (45.3 in).

Both include it on their cheapest fares.

Singapore caps carry-ons at 7 kg (15.4 lb); Delta publishes no limit.

Personal items: anything that fits under the seat on Delta, and 40 × 30 × 10 cm (15.7 × 11.8 × 3.9 in) on Singapore.

A first checked bag on Delta costs $45 on U.S. and short-haul international flights, and Singapore includes two bags with Economy Standard on flights between the U.S. and Singapore.

Basic economy

Delta (Delta Main Basic): Main Basic (formerly Basic Economy) includes a carry-on and a personal item on U.S. flights. Checked bags cost extra.

Singapore (Economy Lite): Every Economy fare includes the 7 kg carry-on.

Loyalty and where they fly

Delta is in SkyTeam and Singapore is in Star Alliance.

Loyalty programs: SkyMiles (Delta) and KrisFlyer (Singapore).

Delta's main hubs are Atlanta (ATL), Detroit (DTW), Minneapolis (MSP), Salt Lake City (SLC), New York (JFK). Singapore's are Singapore (SIN). The best choice often comes down to which airline flies nonstop from your airport.

Which should you book?

Choose Delta if you want…

a more generous carry-on weight limit
to earn and use SkyTeam miles and status
nonstops from ATL, DTW, MSP

Choose Singapore if you want…

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

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.