BOS to SAN from $267 in economy

DLDelta Air Lines

Round Trip•Economy

BOS

Logan International Airport

Boston, United States

SAN

San Diego International Airport

San Diego, United States

$367 USD

-27%$267 USD

Verified 14 days ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$500 1$323 2$323 3$323 4$323 5$323 6$323 7$323 8$323 9$323 10$323 11$323 12$323 13$323 14$323 15$323 16$323 17$420 18$440 19$480 20$467 21$440 22$460 23$460 24$420 25$420 26$660 27$630 28$520 29$420 30$420 31$360 1$360 2$360 3$360

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Saturday, December 19th, 2026

6 round-trip options

Returning

Fri, Dec 25, 2026•6 Day Trip

$480 USD

Google Flights

Returning

Sat, Dec 26, 2026•7 Day Trip

$517 USD

Google Flights

Returning

Tue, Dec 29, 2026•10 Day Trip

$517 USD

Google Flights

Returning

Thu, Dec 31, 2026•12 Day Trip

$480 USD

Google Flights

Returning

Fri, Jan 1, 2027•13 Day Trip

$517 USD

Google Flights

Returning

Sat, Jan 2, 2027•14 Day Trip

$647 USD

Google Flights

Boston (BOS) to San Diego (SAN) flight deal in economy from $267

Logan International Airport

San Diego International Airport

December 2026

Saturday, December 19th, 2026