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Cheap flights from Washington (DCA) to San Antonio (SAT)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Washington (DCA) to San Antonio (SAT)

How to find the cheapest flight from Washington (DCA) to San Antonio (SAT)
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How to find the cheapest flight from Washington (DCA) to San Antonio (SAT)
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How to find the cheapest flight from Washington (DCA) to San Antonio (SAT)
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Cheap flights from Washington to San Antonio in April , May 2026

29 Apr - 20 May $ 199.00
DCA
Washington
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
DCA
Washington
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14 Apr - 09 May $ 1,281.00
DCA
Washington
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
DCA
Washington
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09 Apr - 06 May $ 1,402.00
DCA
Washington
Alaska Airlines
2 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
DCA
Washington
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Last minute flights from Washington to San Antonio

28 Apr - 30 Apr $ 400.00
DCA
Washington
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
DCA
Washington
Pick dates
16 Apr - 30 Apr $ 520.00
DCA
Washington
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
DCA
Washington
Pick dates
16 Apr - 30 Apr $ 525.00
DCA
Washington
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
DCA
Washington
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One-way flights to San Antonio from Washington

7:59 AM - 12:35 PM
Frontier Airlines
1 Stops
8h 54m
DCA - SAT
$ 103
Kiwi
Pick dates
4:34 PM - 7:50 PM
United Airlines
1 Stops
5h 29m
DCA - SAT
$ 515
Kiwi
Pick dates
4:34 PM - 7:50 PM
United Airlines
1 Stops
5h 29m
DCA - SAT
$ 515
Kiwi
Pick dates

How to find the cheapest flight from Washington (DCA) to San Antonio (SAT)

Related info for your journey
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How to find the cheapest flight from Washington (DCA) 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 Washington (DCA) to San Antonio (SAT)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.