Earn point on your loyalty program!arrow arc left

Cheap flights from San Diego (SAN) to San Francisco (SFO)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from San Diego (SAN) to San Francisco (SFO)

How to find the cheapest flight from San Diego (SAN) to San Francisco (SFO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Diego (SAN) to San Francisco (SFO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Diego (SAN) to San Francisco (SFO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from San Diego to San Francisco in August , September 2026

28 Aug - 24 Sep $ 71.00
SAN
San Diego
Frontier Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
DIRECT
SAN
San Diego
Pick dates
28 Aug - 10 Sep $ 71.00
SAN
San Diego
Frontier Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
DIRECT
SAN
San Diego
Pick dates
27 Aug - 10 Sep $ 173.00
SAN
San Diego
Alaska Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates

Last minute flights from San Diego to San Francisco

28 Aug - 31 Aug $ 133.00
SAN
San Diego
Frontier Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
DIRECT
SAN
San Diego
Pick dates
27 Aug - 31 Aug $ 133.00
SAN
San Diego
Frontier Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
DIRECT
SAN
San Diego
Pick dates
22 Aug - 31 Aug $ 217.00
SAN
San Diego
Alaska Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates

One-way flights to San Francisco from San Diego

10:00 AM - 10:00 AM
Frontier Airlines
0 Stops
1h 52m
SAN - SFO
$ 47
Kiwi
Pick dates
10:00 AM - 10:00 AM
Frontier Airlines
0 Stops
1h 52m
SAN - SFO
$ 47
Kiwi
Pick dates
3:43 PM - 3:43 PM
Alaska Airlines
0 Stops
1h 39m
SAN - SFO
$ 118
Kiwi
Pick dates

How to find the cheapest flight from San Diego (SAN) to San Francisco (SFO)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Diego (SAN) to San Francisco (SFO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Diego (SAN) to San Francisco (SFO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.