Cheap Flights from San Jose to San Diego

View €51 flight on Mon, 11 Aug 2025Opens in a new window

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Cheap flights from San Jose to San Diego (SJC-SAN)

Prices were available within the past 7 days and start at €51 for one-way flights and €135 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 28 Aug - Sun, 31 Aug
SFO
San Francisco
SAN
San Diego
€135 Return, found 3 days ago
€135
Return
found 3 days ago
Select United flight, departing Thu, 28 Aug from San Francisco to San Diego, returning Sun, 31 Aug, priced at €135 found 3 days ago
American Airlines
Sat, 23 Aug - Tue, 26 Aug
SFO
San Francisco
CLD
Carlsbad
€135 Return, found 3 days ago
€135
Return
found 3 days ago
Select American Airlines flight, departing Sat, 23 Aug from San Francisco to Carlsbad, returning Tue, 26 Aug, priced at €135 found 3 days ago
American Airlines
Sat, 23 Aug - Tue, 26 Aug
SFO
San Francisco
SAN
San Diego
€135 Return, found 3 days ago
€135
Return
found 3 days ago
Select American Airlines flight, departing Sat, 23 Aug from San Francisco to San Diego, returning Tue, 26 Aug, priced at €135 found 3 days ago
United
Thu, 4 Sep - Sun, 7 Sep
SFO
San Francisco
SAN
San Diego
€137 Return, found 1 day ago
€137
Return
found 1 day ago
Select United flight, departing Thu, 4 Sep from San Francisco to San Diego, returning Sun, 7 Sep, priced at €137 found 1 day ago
Delta
Sun, 7 Sep - Wed, 10 Sep
SFO
San Francisco
SAN
San Diego
€142 Return, found 3 days ago
€142
Return
found 3 days ago
Select Delta flight, departing Sun, 7 Sep from San Francisco to San Diego, returning Wed, 10 Sep, priced at €142 found 3 days ago
JetBlue Airways
Mon, 8 Sep - Tue, 9 Sep
SFO
San Francisco
SAN
San Diego
€410 Return, found 1 day ago
€410
Return
found 1 day ago
Select JetBlue Airways flight, departing Mon, 8 Sep from San Francisco to San Diego, returning Tue, 9 Sep, priced at €410 found 1 day ago

Find the cheapest month to fly from San Jose (SJC) to San Diego (SAN)

August is typically the cheapest month to fly

From €33 - €110 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.