Flights from Washington DC to San Antonio

Our cheapest offers for flights from Washington DC to San Antonio

Here you can compare cheap flights from Washington DC (IAD) 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
06/18/25
1 Stopover (ORD)
UA0708, UA0490
06h 35min
Return
07/15/25
1 Stopover (IAH)
UA2170, UA1887
05h 02min
United Airlines ?
$316
Best option
Washington DC
San Antonio
Outbound
04/12/25
direct
UA1677
03h 44min
Return
04/27/25
direct
UA1347
03h 18min
United Airlines
$640
Washington DC
San Antonio
Pay attention to transfer at connecting flight
Outbound
04/12/25
2 Stopovers (OGS, MCO)
MX0828, MX0861, NK0465
30h 41min
Return
04/27/25
3 Stopovers (FLL, PIT, DUJ)
NK0618, NK0921, 9X0233, 9X0128
28h 24min
Breeze Airways, Spirit Airlines
$375
Washington DC
San Antonio
Outbound
06/18/25
1 Stopover (ORD)
UA0708, UA0490
06h 35min
Return
07/15/25
1 Stopover (IAH)
UA2170, UA1887
05h 02min
United Airlines ?
$318
Washington DC
San Antonio
Outbound
06/18/25
1 Stopover (ORD)
UA0708, UA0490
06h 35min
Return
07/15/25
1 Stopover (IAH)
UA2170, UA1887
05h 02min
United Airlines
$348
Washington DC
San Antonio
Outbound
06/18/25
1 Stopover (ATL)
F94707, F94809
06h 27min
Return
07/15/25
1 Stopover (CLT)
AA2934, AA5549
07h 15min
Frontier Airlines ?
$350
Washington DC
San Antonio
Outbound
06/18/25
1 Stopover (ATL)
F94707, F94809
06h 27min
Return
07/15/25
1 Stopover (LAS)
F93417, F94278
13h 45min
Frontier Airlines
$432
Washington DC
San Antonio
Outbound
06/18/25
1 Stopover (ATL)
F94707, F94809
06h 27min
Return
07/15/25
1 Stopover (LAS)
F93417, F94278
13h 45min
Frontier Airlines
$442
Washington DC
San Antonio
Outbound
04/12/25
1 Stopover (DFW)
AA1863, AA1599
06h 44min
Return
04/27/25
1 Stopover (CLT)
AA1119, AA5543
06h 21min
American Airlines ?
$564
Washington DC
San Antonio
Outbound
04/12/25
1 Stopover (DFW)
AA1863, AA1599
06h 44min
Return
04/27/25
1 Stopover (CLT)
AA1119, AA5543
06h 21min
American Airlines ?
$567
Prices based on recent searches, subject to last-minute changes
Page 1 / 2

Tips and tricks to help you find cheap flights from Washington DC to San Antonio

Favorite airline: United Airlines
The favorite airline for flights from Washington DC to San Antonio is United Airlines.
United Airlines
73 %
Delta
18 %
American Airlines
5 %
Stopover flights are the cheapest connection
Compared to flights with a stopover, direct flights are $32.00 more expensive on this route.
non stop flight
1 stop
03h 28min
05h 23min
$272
$240
The favorite connection is non-stop
Flights from Washington DC to San Antonio are most often booked as a direct flight.
Route
bookings
Direct flights
03h 28min, from $272
78 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
05h 23min, from $240
17 %
1 stopover Salt Lake City International Airport, UT
10h 55min, from $293
6 %

Important flight information

Flight information: Washington DC - San Antonio

Roundtrip from $315.50
Flight duration min. 03:42 / max. 03:55
Return flight duration min. 03:01/ max. 03:09
Distance 2192 km
Flights per week 16
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
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