Flights to South Bay from Boston - ￥17,410

View ￥17,410 flight on Tue, Aug 12, 2025Opens in a new window

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

Prices were available within the past 7 days and start at ￥17,410 for one-way flights and ￥36,110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Oct 25 - Sat, Nov 1
BOS
Boston
SAN
San Diego
￥36,110 Roundtrip, found 5 days ago
￥36,110
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Oct 25 from Boston to San Diego, returning Sat, Nov 1, priced at ￥36,110 found 5 days ago
Delta
Tue, Sep 16 - Sat, Sep 20
BOS
Boston
SAN
San Diego
￥36,250 Roundtrip, found 2 days ago
￥36,250
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 16 from Boston to San Diego, returning Sat, Sep 20, priced at ￥36,250 found 2 days ago
American Airlines
Thu, Jul 31 - Mon, Aug 4
BOS
Boston
SAN
San Diego
￥36,520 Roundtrip, found 1 day ago
￥36,520
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jul 31 from Boston to San Diego, returning Mon, Aug 4, priced at ￥36,520 found 1 day ago
American Airlines
Tue, Sep 16 - Sat, Sep 20
BOS
Boston
SAN
San Diego
￥37,020 Roundtrip, found 2 days ago
￥37,020
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 16 from Boston to San Diego, returning Sat, Sep 20, priced at ￥37,020 found 2 days ago
American Airlines
Thu, Jul 31 - Mon, Aug 4
BOS
Boston
SAN
San Diego
￥37,290 Roundtrip, found 1 day ago
￥37,290
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jul 31 from Boston to San Diego, returning Mon, Aug 4, priced at ￥37,290 found 1 day ago
United
Sat, Oct 25 - Sat, Nov 1
BOS
Boston
SAN
San Diego
￥51,640 Roundtrip, found 5 days ago
￥51,640
Roundtrip
found 5 days ago
Select United flight, departing Sat, Oct 25 from Boston to San Diego, returning Sat, Nov 1, priced at ￥51,640 found 5 days ago
*Available to Expedia members.