Which has the bigger carry-on allowance, Alaska or JetBlue?

Alaska: 22 × 14 × 9 in (56 × 36 × 23 cm). JetBlue: 22 × 14 × 9 in (56 × 36 × 23 cm).

Do Alaska and JetBlue include a carry-on on basic economy?

Alaska: Saver fares include a carry-on and a personal item. Checked bags cost extra. JetBlue: Main Base (Blue Basic until July 27, 2026) includes a carry-on and a personal item. Checked bags cost extra, and changes cost a fee.

Which is more reliable, Alaska or JetBlue?

In 2025 Alaska arrived on time 75.8% of the time (1.2% cancelled) and JetBlue 72.3% (1.7% cancelled), according to U.S. DOT data.

Which has more legroom, Alaska or JetBlue?

Standard economy legroom is about 31 in on Alaska and about 32 in on JetBlue. Both sell extra-legroom seats.

Which cancels fewer flights, Alaska or JetBlue?

In 2025 Alaska cancelled 1.2% of its flights and JetBlue 1.7%, so Alaska had the edge (U.S. DOT data).

Are Alaska and JetBlue partners?

They aren't in the same alliance (Alaska: oneworld; JetBlue: none), so miles and status generally don't transfer between them.

AS vs B6 · 2026 comparison

Alaska vs JetBlue

Alaska wins on a better on-time record and fewer cancellations; JetBlue wins on cheaper checked bags, more legroom and better Wi-Fi access. Here's how they compare on bags, fees, comfort, reliability and loyalty.

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

Alaska

Wins 2 categories

A better on-time record
Fewer cancellations

JetBlue

Wins 3 categories

Cheaper checked bags
More legroom
Better Wi-Fi access

Quick verdict

Alaska wins on a better on-time record and fewer cancellations; JetBlue wins on cheaper checked bags, more legroom and better Wi-Fi access. Both include a carry-on on every fare.

Carry-on size: Alaska: 22 × 14 × 9 in · JetBlue: 22 × 14 × 9 in
Carry-on on the cheapest fare: Alaska: Included on every fare · JetBlue: Included on every fare
First checked bag (regular economy): Alaska: $45 · JetBlue: $39–$49
Standard economy legroom: Alaska: About 31 in · JetBlue: About 32 in
Wi-Fi: Alaska: Free on some planes · JetBlue: Free for everyone
On-time arrivals (2025): Alaska: 75.8% · JetBlue: 72.3%

Side by side

	Alaska	JetBlue
Bags
Carry-on size	22 × 14 × 9 in	22 × 14 × 9 in
Carry-on on the cheapest fare	Included on every fare	Included on every fare
Carry-on weight limit	None published	None published
Personal item	Must fit under the seat	17 × 13 × 8 in
First checked bag (regular economy)	$45	$39–$49
Comfort
Standard economy legroom	About 31 in	About 32 in
Wi-Fi	Free on some planes	Free for everyone
Reliability
On-time arrivals (2025)	75.8%	72.3%
Flights cancelled (2025)	1.2%	1.7%
Network
Alliance	oneworld	None
Loyalty program	Atmos Rewards	TrueBlue
Main hubs	SEA, PDX, SFO, LAX, ANC	JFK, BOS, FLL, MCO, SJU

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 22 × 14 × 9 in (56 × 36 × 23 cm).

Both include it on their cheapest fares.

Neither publishes a carry-on weight limit.

Personal items: anything that fits under the seat on Alaska, and 17 × 13 × 8 in (43 × 33 × 20 cm) on JetBlue.

A first checked bag on Alaska costs $45 on flights within North America, and a first checked bag on JetBlue costs $39–$49 on U.S., Caribbean, Latin America and Canada flights.

Basic economy

Alaska (Saver): Saver fares include a carry-on and a personal item. Checked bags cost extra.

JetBlue (Main Base): Main Base (Blue Basic until July 27, 2026) includes a carry-on and a personal item. Checked bags cost extra, and changes cost a fee.

Seats and Wi-Fi

Alaska gives about 31 in of legroom in standard economy and JetBlue about 32 in, an edge for JetBlue. Alaska: About 31 in in Main; 34–36 in in Premium. JetBlue: About 32 in in Core, the most of the big U.S. airlines.

Wi-Fi on Alaska: Free for Atmos Rewards members on Starlink-equipped planes as the rollout continues; otherwise paid. On JetBlue: Free Fly-Fi for everyone, no login needed.

On-time performance

In 2025, Alaska landed 75.8% of its flights on time and cancelled 1.2%; JetBlue landed 72.3% on time and cancelled 1.7%. That makes Alaska the more punctual of the two. The figures come from the U.S. DOT and count each airline's own flights, not regional partners.

Loyalty and where they fly

Alaska is in oneworld and JetBlue is not in an alliance.

Loyalty programs: Atmos Rewards (Alaska) and TrueBlue (JetBlue).

Alaska's main hubs are Seattle (SEA), Portland (PDX), San Francisco (SFO), Los Angeles (LAX), Anchorage (ANC). JetBlue's are New York (JFK), Boston (BOS), Fort Lauderdale (FLL), Orlando (MCO), San Juan (SJU). The best choice often comes down to which airline flies nonstop from your airport.

Which should you book?

Choose Alaska if you want…

a better on-time record
fewer cancellations
to earn and use oneworld miles and status
nonstops from SEA, PDX, SFO

Choose JetBlue if you want…

cheaper checked bags
more legroom
better Wi-Fi access
nonstops from JFK, BOS, FLL

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.