Earn point on your loyalty program!arrow arc left

Cheap flights from Louisville (SDF) to San Antonio (SAT)

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 Antonio (SAT)

How to find the cheapest flight from Louisville (SDF) to San Antonio (SAT)
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 Antonio (SAT)
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 Antonio (SAT)
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 Antonio in December 2025 , January 2026

31 Dec - 07 Jan $ 420.00
SDF
Louisville
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SDF
Louisville
Pick dates
31 Dec - 07 Jan $ 420.00
SDF
Louisville
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SDF
Louisville
Pick dates
31 Dec - 07 Jan $ 420.00
SDF
Louisville
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SDF
Louisville
Pick dates

Last minute flights from Louisville to San Antonio

25 Dec - 31 Dec $ 433.00
SDF
Louisville
Spirit Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Spirit Airlines
1 STOPS
SDF
Louisville
Pick dates
22 Dec - 31 Dec $ 561.00
SDF
Louisville
Spirit Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Spirit Airlines
1 STOPS
SDF
Louisville
Pick dates
29 Dec - 31 Dec $ 632.00
SDF
Louisville
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SDF
Louisville
Pick dates

One-way flights to San Antonio from Louisville

9:05 AM - 12:00 PM
United Airlines
1 Stops
5h 6m
SDF - SAT
$ 216
Kiwi
Pick dates
3:18 PM - 5:45 PM
United Airlines
1 Stops
6h 42m
SDF - SAT
$ 216
Kiwi
Pick dates
3:25 PM - 6:30 PM
United Airlines
1 Stops
5h 16m
SDF - SAT
$ 253
Kiwi
Pick dates

How to find the cheapest flight from Louisville (SDF) to San Antonio (SAT)

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 Antonio (SAT)
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 Antonio (SAT)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.