Earn point on your loyalty program!arrow arc left

Cheap flights from Detroit (DTW) 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 Detroit (DTW) to San Antonio (SAT)

How to find the cheapest flight from Detroit (DTW) 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 Detroit (DTW) 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 Detroit (DTW) 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 Detroit to San Antonio in August , September 2026

31 Aug - 14 Sep $ 335.00
DTW
Detroit
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
DTW
Detroit
Pick dates
24 Aug - 09 Sep $ 340.00
DTW
Detroit
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
DTW
Detroit
Pick dates
17 Aug - 09 Sep $ 497.00
DTW
Detroit
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
DTW
Detroit
Pick dates

Last minute flights from Detroit to San Antonio

29 Aug - 01 Sep $ 401.00
DTW
Detroit
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
DTW
Detroit
Pick dates
24 Aug - 01 Sep $ 401.00
DTW
Detroit
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
DTW
Detroit
Pick dates
24 Aug - 31 Aug $ 724.00
DTW
Detroit
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
DTW
Detroit
Pick dates

One-way flights to San Antonio from Detroit

12:20 PM - 4:13 PM
Frontier Airlines
1 Stops
8h 11m
DTW - SAT
$ 195
Kiwi
Pick dates
12:20 PM - 4:13 PM
Frontier Airlines
1 Stops
8h 11m
DTW - SAT
$ 201
Kiwi
Pick dates
6:48 PM - 9:35 PM
United Airlines
1 Stops
4h 51m
DTW - SAT
$ 575
Kiwi
Pick dates

How to find the cheapest flight from Detroit (DTW) 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 Detroit (DTW) 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 Detroit (DTW) to San Antonio (SAT)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.