Cheap Flights from San Francisco to Carlsbad

View €61 flight on Tue, 12 Aug 2025Opens in a new window

Popular airlines from San Francisco to Carlsbad

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Cheap flights from San Francisco to Carlsbad (SJC-SAN)

Prices were available within the past 7 days and start at €61 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 6 days ago
€135
Return
found 6 days ago
Select United flight, departing Thu, 28 Aug from San Francisco to San Diego, returning Sun, 31 Aug, priced at €135 found 6 days ago
American Airlines
Mon, 8 Sep - Tue, 9 Sep
SJC
San Jose
CLD
Carlsbad
€137 Return, found 5 days ago
€137
Return
found 5 days ago
Select American Airlines flight, departing Mon, 8 Sep from San Jose to Carlsbad, returning Tue, 9 Sep, priced at €137 found 5 days ago
American Airlines
Mon, 8 Sep - Tue, 9 Sep
SFO
San Francisco
CLD
Carlsbad
€137 Return, found 5 days ago
€137
Return
found 5 days ago
Select American Airlines flight, departing Mon, 8 Sep from San Francisco to Carlsbad, returning Tue, 9 Sep, priced at €137 found 5 days ago
United
Mon, 8 Sep - Tue, 9 Sep
SFO
San Francisco
SAN
San Diego
€138 Return, found 5 days ago
€138
Return
found 5 days ago
Select United flight, departing Mon, 8 Sep from San Francisco to San Diego, returning Tue, 9 Sep, priced at €138 found 5 days ago
Delta
Sun, 7 Sep - Wed, 10 Sep
SFO
San Francisco
SAN
San Diego
€142 Return, found 6 days ago
€142
Return
found 6 days ago
Select Delta flight, departing Sun, 7 Sep from San Francisco to San Diego, returning Wed, 10 Sep, priced at €142 found 6 days ago
JetBlue Airways
Mon, 8 Sep - Tue, 9 Sep
SFO
San Francisco
SAN
San Diego
€410 Return, found 5 days ago
€410
Return
found 5 days ago
Select JetBlue Airways flight, departing Mon, 8 Sep from San Francisco to San Diego, returning Tue, 9 Sep, priced at €410 found 5 days ago

Find the cheapest month to fly from San Francisco (SFO) to San Diego (SAN)

September is typically the cheapest month to fly

From €42 - €76 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.