Boston (BOS) to San Diego (SAN) cheap flight deal from $217 USD in economy class

B6JetBlue Airways

Round Trip•Economy

BOS

Logan International Airport

Boston, United States

SAN

San Diego International Airport

San Diego, United States

$396 USD

-45%$217 USD

Verified Sep 20, 2025 at 2:33 PM

October 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$405 30$352 1$405 2$405 3$405 4$267 5$285 6$285 7$267 8$365 9$533 10$533 11$303 12$352 13$477 14$319 15$352 16$387 17$285 18$285 19$285 20$387 21$247 22$247 23$247 24$247 25$267 26$319 27$303 28$247 29$247 30$247 31$247 1 2

Extremely Rare Availability

2% of dates checked are available within 10% of the lowest price

Friday, October 3rd, 2025

10 round-trip options

Returning

Wed, Oct 8, 2025•5 Day Trip

$510 USD

Google Flights

Returning

Thu, Oct 9, 2025•6 Day Trip

$628 USD

Google Flights

Returning

Fri, Oct 10, 2025•7 Day Trip

$425 USD

Google Flights

Returning

Sat, Oct 11, 2025•8 Day Trip

$405 USD

Google Flights

Returning

Sun, Oct 12, 2025•9 Day Trip

$545 USD

Google Flights

Returning

Mon, Oct 13, 2025•10 Day Trip

$523 USD

Google Flights

Returning

Tue, Oct 14, 2025•11 Day Trip

$405 USD

Google Flights

Returning

Wed, Oct 15, 2025•12 Day Trip

$477 USD

Google Flights

Returning

Thu, Oct 16, 2025•13 Day Trip

$483 USD

Google Flights

Returning

Fri, Oct 17, 2025•14 Day Trip

$405 USD

Google Flights