Earn point on your loyalty program!arrow arc left

Cheap flights from Louisville (SDF) 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 Louisville (SDF) to San Diego (SAN)

How to find the cheapest flight from Louisville (SDF) 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 Louisville (SDF) 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 Louisville (SDF) 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 Louisville to San Diego in August , September 2026

25 Aug - 09 Sep $ 539.00
SDF
Louisville
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
SDF
Louisville
Pick dates
26 Aug - 09 Sep $ 787.00
SDF
Louisville
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SDF
Louisville
Pick dates
25 Aug - 08 Sep $ 812.00
SDF
Louisville
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SDF
Louisville
Pick dates

Last minute flights from Louisville to San Diego

27 Aug - 31 Aug $ 574.00
SDF
Louisville
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
SDF
Louisville
Pick dates
24 Aug - 31 Aug $ 842.00
SDF
Louisville
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SDF
Louisville
Pick dates
24 Aug - 31 Aug $ 842.00
SDF
Louisville
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SDF
Louisville
Pick dates

One-way flights to San Diego from Louisville

6:55 PM - 9:35 AM
BREEZE
1 Stops
19h 53m
SDF - SAN
$ 170
Kiwi
Pick dates
7:25 AM - 9:33 AM
United Airlines
1 Stops
6h 30m
SDF - SAN
$ 498
Kiwi
Pick dates
7:25 AM - 9:33 AM
United Airlines
1 Stops
6h 30m
SDF - SAN
$ 499
Kiwi
Pick dates

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