Flights from Washington DC to San Antonio

Trip type

Our cheapest offers for flights from Washington DC to San Antonio

Here you can compare cheap flights from Washington DC (DCA) to San Antonio (SAT) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Antonio. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Washington DC
San Antonio
Outbound
05/16/26
1 Stopover (IAH)
UA2190, UA0697
05h 38min
Return
05/29/26
1 Stopover (IAH)
UA0469, UA2311
07h 26min
United Airlines ?
$258
Best option
Washington DC
San Antonio
Outbound
07/26/26
direct
AA1947
03h 40min
Return
08/05/26
direct
AA1718
03h 23min
American Airlines ?
$411
found yesterday
Washington DC
San Antonio
Outbound
05/16/26
1 Stopover (IAH)
UA0382, UA1477
08h 00min
Return
05/29/26
1 Stopover (IAH)
UA2157, UA2224
04h 57min
United Airlines ?
$283
Washington DC
San Antonio
Outbound
03/28/26
1 Stopover (DFW)
AA3271, AA2281
06h 22min
Return
04/25/26
direct
AA1718
03h 23min
American Airlines ?
$392
Washington DC
San Antonio
Outbound
03/28/26
direct
AA1947
03h 56min
Return
04/25/26
direct
AA1718
03h 23min
American Airlines ?
$432
Washington DC
San Antonio
Outbound
05/16/26
1 Stopover (DFW)
AA1022, AA2609
09h 21min
Return
05/29/26
1 Stopover (DFW)
AA3311, AA2077
05h 18min
American Airlines ?
$474
Washington DC
San Antonio
Outbound
07/26/26
direct
AA1947
03h 40min
Return
08/05/26
direct
AA1718
03h 23min
American Airlines ?
$509
found yesterday
Washington DC
San Antonio
Outbound
03/28/26
direct
AA1947
03h 56min
Return
04/25/26
direct
AA1718
03h 23min
American Airlines ?
$515
Washington DC
San Antonio
Outbound
05/16/26
1 Stopover (DEN)
F90685, F93708
08h 39min
Return
05/29/26
1 Stopover (SEA)
AS0495, AS0002
13h 59min
Frontier Airlines ?
$648
Washington DC
San Antonio
Outbound
05/16/26
3 Stopovers (DEN, ATL, LAS)
F90689, F91450, F93923, F93418
42h 40min
Return
05/29/26
3 Stopovers (IAH, SJO, IAH)
UA0469, UA2448, UA1097, UA2079
38h 16min
Frontier Airlines ?
$753
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to San Antonio

Favorite airline: e.g. JetBlue Airways, Delta
The favorite airline for flights from Washington DC to San Antonio is JetBlue Airways.
JetBlue Airways
36 %
Delta
36 %
Frontier Airlines
14 %
Favourite connection: via Boston
40 % of booked tickets on this route are for flights with a transfer in Boston.
Route
bookings
1 stopover Boston Logan International Airport, MA
14h 53min, from $1,961
40 %
1 stopover Detroit Metropolitan Wayne County Airport, MI
06h 26min, from $240
30 %
1 stopover Denver International Airport, CO
20h 38min, from $473
20 %

Important flight information

Flight information: Washington DC - San Antonio

Roundtrip from $257.90
Flight duration min. 04:35 / max. 08:00
Return flight duration min. 03:45/ max. 04:40
Distance 2222 km
Flights per week 26
Departure airport Airport Washington DC - Ronald Reagan National Airport, VA (DCA)
Arrival airport Airport San Antonio International Airport, TX (SAT)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to San Antonio
Flight destinations with a similar price
Flight destinations with a similar price