Earn point on your loyalty program!arrow arc left

Cheap flights from Santa Ana (SNA) 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 Santa Ana (SNA) to San Diego (SAN)

How to find the cheapest flight from Santa Ana (SNA) 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 Santa Ana (SNA) 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 Santa Ana (SNA) 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 Santa Ana to San Diego in June , July 2026

30 Jun - 07 Jul $ 400.00
SNA
Santa Ana
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
SNA
Santa Ana
Pick dates
29 Jun - 09 Jul $ 994.00
SNA
Santa Ana
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SNA
Santa Ana
Pick dates
29 Jun - 09 Jul $ 994.00
SNA
Santa Ana
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SNA
Santa Ana
Pick dates

Last minute flights from Santa Ana to San Diego

29 Jun - 30 Jun $ 830.00
SNA
Santa Ana
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
SNA
Santa Ana
Pick dates
29 Jun - 30 Jun $ 1,123.00
SNA
Santa Ana
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SNA
Santa Ana
Pick dates
29 Jun - 30 Jun $ 1,123.00
SNA
Santa Ana
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SNA
Santa Ana
Pick dates

One-way flights to San Diego from Santa Ana

8:10 PM - 7:30 AM
Frontier Airlines
1 Stops
12h 38m
SNA - SAN
$ 330
Kiwi
Pick dates
7:00 AM - 9:15 AM
United Airlines
1 Stops
4h 2m
SNA - SAN
$ 410
Kiwi
Pick dates
2:47 PM - 6:37 PM
United Airlines
1 Stops
5h 40m
SNA - SAN
$ 410
Kiwi
Pick dates

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