Cheap flights from Boston to South Bay

View AU$157 flight on Thu, 14 Aug. 2025Opens in a new window

Popular airlines from Boston to South Bay

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Boston (BOS) to South Bay (SAN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 23 Aug. - Sat, 30 Aug.
BOS
Boston
SAN
San Diego
AU$382 Return, found 6 days ago
AU$382
Return
found 6 days ago
Select Delta flight, departing Sat, 23 Aug. from Boston to San Diego, returning Sat, 30 Aug., priced at AU$382 found 6 days ago
American Airlines
Sat, 6 Sep. - Sat, 13 Sep.
ORH
Worcester
SAN
San Diego
AU$388 Return, found 3 days ago
AU$388
Return
found 3 days ago
Select American Airlines flight, departing Sat, 6 Sep. from Worcester to San Diego, returning Sat, 13 Sep., priced at AU$388 found 3 days ago
American Airlines
Sat, 23 Aug. - Sat, 30 Aug.
BOS
Boston
CLD
Carlsbad
AU$398 Return, found 6 days ago
AU$398
Return
found 6 days ago
Select American Airlines flight, departing Sat, 23 Aug. from Boston to Carlsbad, returning Sat, 30 Aug., priced at AU$398 found 6 days ago
American Airlines
Sat, 23 Aug. - Sat, 30 Aug.
BOS
Boston
SAN
San Diego
AU$398 Return, found 6 days ago
AU$398
Return
found 6 days ago
Select American Airlines flight, departing Sat, 23 Aug. from Boston to San Diego, returning Sat, 30 Aug., priced at AU$398 found 6 days ago
Alaska Airlines
Mon, 8 Sep. - Mon, 15 Sep.
BOS
Boston
SAN
San Diego
AU$421 Return, found 13 hours ago
AU$421
Return
found 13 hours ago
Select Alaska Airlines flight, departing Mon, 8 Sep. from Boston to San Diego, returning Mon, 15 Sep., priced at AU$421 found 13 hours ago
United
Sat, 23 Aug. - Sat, 30 Aug.
BOS
Boston
SAN
San Diego
AU$483 Return, found 6 days ago
AU$483
Return
found 6 days ago
Select United flight, departing Sat, 23 Aug. from Boston to San Diego, returning Sat, 30 Aug., priced at AU$483 found 6 days ago
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