Boston to San Diego
BOSSAN
Fly from Boston to San Diego starting at SAR 398 with AA.
Best fare available on May 11, 2026.
Limited seats. Better plans. Book before it's gone.
Boston to San Diego cheapest flights this week
1 May
AA
15:18BOS
05:00SAN
1 StopSAR 435VIEW DEAL
11 May
AA
17:09BOS
05:49SAN
1 StopSAR 398VIEW DEAL
27 Jun
B6
16:20BOS
02:28SAN
DirectSAR 866VIEW DEAL
30 Jun
UA
06:00BOS
18:21SAN
1 StopSAR 443VIEW DEAL
1 Jul
UA
15:54BOS
04:24SAN
1 StopSAR 443VIEW DEAL
2 Jul
AS
16:33BOS
02:53SAN
DirectSAR 555VIEW DEAL
26 Jul
B6
06:05BOS
16:10SAN
DirectSAR 548VIEW DEAL
Boston to San Diego monthly flight fare trend
Apr
No flights
May
from SAR 398
Jun
from SAR 443
Jul
from SAR 443
Aug
No flights
Sep
No flights
Airport Details
Origin
Boston
Logan International Airport (BOS)
Boston, BOS
Zone
New York
Elev
20 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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