Airlines with flights from Dulles to San Antonio
There are three airlines with scheduled flights between IAD and SAT. United is the only airline with non-stop flights from Washington Dulles Airport to San Antonio International and the flight time is 3 hours and 37 minutes.
Choose airline
Schedules
Non-stop with United Airlines
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Total flight time: 3 hours and 37 minutes
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Dulles is a United Airlines hub (Secondary hub).
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14 flights per week
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Boeing 737-900 PassengerBoeing 737MAX 8 PassengerEmbraer 175 (Enhanced Winglets)Boeing 737-700 Passenger
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Business and first class available
IAD
Direct
SAT
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
UA1789
08:25
08:25
08:25
08:25
08:25
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08:20
UA4047
----
----
----
----
----
08:25
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UA1869
17:45
17:45
17:45
17:45
17:45
17:45
17:45
The timetable & schedule information was updated at 2026-04-22
Via Charlotte with American Airlines
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Total flight time: 4h 59m - 7h 10m.
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One World Alliance
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148 flights per week
IAD
Via CLT
SAT
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
Sorry. We could not find any flights for this week.
The timetable & schedule information was updated at 2026-04-22
Via Atlanta with Delta Air Lines
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Total flight time: 5h 09m - 7h 30m.
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Sky Team Alliance
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196 flights per week
IAD
Via ATL
SAT
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
DL2127
DL1121
DL1121
06:00
06:00
06:00
06:00
06:00
----
06:00
DL1354
DL1121
DL1121
----
----
----
----
----
06:33
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DL1354
DL1408
DL1408
08:27
08:27
08:27
08:27
08:27
----
08:27
DL2127
DL1408
DL1408
----
----
----
----
----
08:27
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DL1324
DL2009
DL2009
10:16
10:16
10:16
10:16
10:16
10:58
10:16
DL1444
DL1465
DL1465
12:37
12:37
12:37
12:37
12:37
12:47
12:39
DL2135
DL2893
DL2893
15:02
15:02
15:02
15:02
15:02
15:02
15:08
DL1695
DL1222
DL1222
17:51
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----
17:51
17:51
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17:51
DL2902
DL1508
DL1508
19:39
19:39
19:39
19:39
19:39
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19:39
The timetable & schedule information was updated at 2026-04-22
Via Dallas with American Airlines
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Total flight time: 5h 12m - 7h 31m.
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One World Alliance
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122 flights per week
IAD
Via DFW
SAT
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AA2617
AA3778
AA3778
06:18
----
06:18
06:18
06:18
06:14
06:18
AA1906
AA2374
AA2374
11:59
11:59
11:59
11:59
11:59
11:59
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AA1906
AA1349
AA1349
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----
----
11:59
----
----
----
AA1904
AA1599
AA1599
19:24
19:24
19:24
19:24
19:24
19:24
19:24
The timetable & schedule information was updated at 2026-04-22
Via Houston with United Airlines
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Total flight time: 5h 14m - 7h 20m.
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Dulles is a United Airlines hub (Secondary hub).
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151 flights per week
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Boeing 737-900 PassengerBoeing 737MAX 8 PassengerEmbraer 175 (Enhanced Winglets)Boeing 737-700 Passenger
IAD
Via IAH
SAT
W25, Jun 15 - Jun 21
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
UA1907
UA6201
UA6201
06:30
06:30
06:30
06:30
06:30
06:30
06:30
UA1524
UA6202
UA6202
08:40
08:40
08:40
08:40
08:40
08:40
08:40
UA1535
UA5379
UA5379
12:50
12:50
12:50
12:50
12:50
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12:50
UA2857
UA1477
UA1477
14:53
14:53
14:53
14:53
14:53
14:53
14:53
UA2217
UA2198
UA2198
17:59
17:59
17:59
17:59
17:59
17:59
17:59
The timetable & schedule information was updated at 2026-04-22

There are three airlines with scheduled flights between IAD and SAT. United is the only airline with non-stop flights from Washington Dulles Airport to San Antonio International and the flight time is 3 hours and 37 minutes.