Earn point on your loyalty program!arrow arc left

Cheap flights from Oakland (OAK) to San Diego (SAN)

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 Oakland (OAK) to San Diego (SAN)

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

Cheap flights from Oakland to San Diego in April , May 2026

29 Apr - 02 May $ 97.00
OAK
Oakland
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
OAK
Oakland
Pick dates
13 Apr - 05 May $ 480.00
OAK
Oakland
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
OAK
Oakland
Pick dates
07 Apr - 02 May $ 687.00
OAK
Oakland
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
OAK
Oakland
Pick dates

Last minute flights from Oakland to San Diego

29 Apr - 30 Apr $ 137.00
OAK
Oakland
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
OAK
Oakland
Pick dates
13 Apr - 30 Apr $ 511.00
OAK
Oakland
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
OAK
Oakland
Pick dates
07 Apr - 30 Apr $ 717.00
OAK
Oakland
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
OAK
Oakland
Pick dates

One-way flights to San Diego from Oakland

10:57 AM - 10:57 AM
Alaska Airlines
0 Stops
1h 29m
OAK - SAN
$ 59
Kiwi
Pick dates
6:40 PM - 7:19 AM
Alaska Airlines
2 Stops
15h 30m
OAK - SAN
$ 414
Kiwi
Pick dates
9:43 AM - 2:30 PM
Alaska Airlines
1 Stops
7h 22m
OAK - SAN
$ 441
Kiwi
Pick dates

How to find the cheapest flight from Oakland (OAK) to San Diego (SAN)

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 Oakland (OAK) to San Diego (SAN)
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 Oakland (OAK) to San Diego (SAN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.