Boston to San Diego

BOSSAN

Fly from Boston to San Diego starting at USD 122 with American Airlines.Best fare available on Oct 14, 2026.Limited seats. Better plans. Book before it's gone.

Boston to San Diego cheapest flights this week

30 Sept
Southwest Airlines
09:05BOS
15:00SAN
DirectUSD 164VIEW DEAL
1 Oct
JetBlue Airways
16:00BOS
22:07SAN
DirectUSD 176VIEW DEAL
4 Oct
American Airlines
06:02BOS
17:11SAN
1 StopUSD 242VIEW DEAL
14 Oct
American Airlines
11:21BOS
21:57SAN
1 StopUSD 122VIEW DEAL
16 Oct
Alaska Airlines
16:58BOS
02:59SAN
1 StopUSD 209VIEW DEAL
11 Nov
Southwest Airlines
08:25BOS
14:45SAN
DirectUSD 124VIEW DEAL
13 Nov
Southwest Airlines
08:15BOS
14:40SAN
DirectUSD 147VIEW DEAL
28 Dec
Southwest Airlines
22:25BOS
11:30SAN
1 StopUSD 262VIEW DEAL
2 Feb
Alaska Airlines
17:45BOS
00:08SAN
DirectUSD 157VIEW DEAL
3 Feb
Alaska Airlines
17:45BOS
00:08SAN
DirectUSD 131VIEW DEAL

Boston to San Diego monthly flight fare trend

Sep
from USD 164
Oct
from USD 122
Nov
from USD 124
Dec
from USD 262
Jan
No flights
Feb
from USD 115

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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