Airlines with flights from Washington to Houston

There are four airlines with scheduled flights between DCA and IAH. Both United and American Airlines operates non-stop flights from Reagan National to Houston Airport and the flight time is 3 hours and 20 minutes.

Change direction

Choose airline

Schedules

United Airlines

Non-stop with United Airlines

  • Total flight time: 3 hours and 20 minutes
  • Houston is a United Airlines hub.
  • 47 flights per week
  • Boeing 737-700 Passenger
    Boeing 737MAX 8 Passenger
    Airbus A319
    Boeing 737-800 Passenger
  • First class available
DCA
Direct
IAH
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
UA1450
06:00
06:00
06:00
06:00
06:00
06:00
06:00
UA697
08:20
08:20
08:20
08:20
08:20
08:20
08:20
UA2190
10:58
10:58
10:58
10:58
10:58
10:58
10:55
UA382
12:59
12:59
12:59
12:59
12:59
12:59
12:48
UA1381
14:55
14:55
14:55
14:55
14:55
----
14:55
UA1785
16:59
16:59
16:59
16:59
16:59
----
16:59
UA445
19:28
19:28
19:28
19:28
19:28
----
19:28
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - IAH

The timetable & schedule information was updated at 2026-04-21

American Airlines

Non-stop with American Airlines

  • Total flight time: 3 hours and 30 minutes
  • One World Alliance
  • Washington is a American Airlines hub.
  • 19 flights per week
  • Canadair (Bombardier) Regional Jet 900
  • First class available
DCA
Direct
IAH
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AA5074
06:00
06:00
06:00
06:00
06:00
----
06:00
AA5639
13:44
13:44
13:44
13:44
13:44
----
13:44
AA5554
----
----
----
----
----
16:30
----
AA5461
----
20:13
20:13
----
----
----
----
AA5215
20:13
----
----
20:13
20:13
----
20:13
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - IAH

The timetable & schedule information was updated at 2026-04-21

American Airlines

Via Charlotte with American Airlines

  • Total flight time: 4h 42m - 7h 21m.
  • One World Alliance
  • Washington is a American Airlines hub.
  • 194 flights per week
  • Canadair (Bombardier) Regional Jet 900
DCA
 
Via CLT
 
IAH
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AA365
AA1930
05:00
05:00
05:00
05:00
05:00
05:00
05:00
AA1518
AA1919
08:32
08:32
08:32
08:32
08:32
08:32
08:32
AA1295
AA1920
11:56
11:56
11:56
11:56
11:56
11:56
11:56
AA840
AA2935
15:20
----
----
15:20
15:20
15:20
15:20
AA2182
AA1840
17:26
17:26
17:26
17:26
17:26
17:26
17:26
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - IAH

The timetable & schedule information was updated at 2026-04-21

Delta Air Lines

Via Atlanta with Delta Air Lines

  • Total flight time: 4h 45m - 7h 10m.
  • Sky Team Alliance
  • 206 flights per week
DCA
 
Via ATL
 
IAH
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
DL410
DL1682
06:00
06:00
06:00
06:00
06:00
06:00
06:00
DL330
DL1682
06:59
06:59
06:59
06:59
06:59
06:59
07:00
DL343
DL1572
08:00
08:00
08:00
08:00
08:00
08:00
08:00
DL455
DL1572
09:00
09:00
09:00
09:00
09:00
08:59
09:00
DL926
DL2890
10:15
10:15
10:15
10:15
10:15
10:15
10:15
DL380
DL2890
----
----
----
----
----
12:17
----
DL380
DL1223
12:17
12:17
12:17
12:17
12:17
----
12:17
DL737
DL1223
13:42
13:42
13:42
13:42
13:42
----
13:42
DL737
DL1131
----
----
----
----
----
13:49
----
DL360
DL1131
16:00
16:00
16:00
16:00
16:00
----
16:00
DL360
DL1284
----
----
----
----
16:00
----
----
DL850
DL1601
18:30
18:30
18:30
18:30
18:30
18:30
18:30
DL950
DL1601
19:35
19:35
19:35
19:35
19:35
19:35
19:35
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - IAH

The timetable & schedule information was updated at 2026-04-21

American Airlines

Via Dallas with American Airlines

  • Total flight time: 5h 12m - 7h 56m.
  • One World Alliance
  • Washington is a American Airlines hub.
  • 356 flights per week
  • Canadair (Bombardier) Regional Jet 900
DCA
 
Via DFW
 
IAH
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AA2243
AA1916
05:00
05:00
05:00
05:00
05:00
05:00
05:00
AA1839
AA2512
06:59
----
06:59
06:59
06:59
07:00
07:00
AA1839
AA3533
----
06:59
----
----
----
----
----
AA1978
AA2512
08:31
----
08:31
08:31
08:31
08:31
08:31
AA1978
AA3533
----
08:31
----
----
----
----
----
AA1618
AA3583
10:00
10:00
10:00
10:00
10:00
09:59
10:00
AA1623
AA1929
11:59
11:59
----
11:59
12:02
----
12:02
AA1623
AA3555
----
----
11:59
----
----
----
----
AA1177
AA4923
13:53
----
----
13:53
13:53
13:53
AA1177
AA1094
----
13:53
13:53
----
----
----
----
AA1177
AA1929
----
----
----
----
----
----
13:53
AA1624
AA1392
15:25
15:25
15:25
15:25
15:25
15:25
15:25
AA1414
AA2209
17:12
17:12
17:12
17:12
17:12
17:12
17:12
AA1158
AA1914
18:55
----
----
18:55
18:55
18:55
18:55
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - IAH

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Chicago with United Airlines

  • Total flight time: 5h 31m - 8h 24m.
  • Houston is a United Airlines hub.
  • 143 flights per week
  • Boeing 737-700 Passenger
    Boeing 737MAX 8 Passenger
    Airbus A319
    Boeing 737-800 Passenger
DCA
 
Via ORD
 
IAH
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
UA1793
UA535
06:30
06:30
06:30
06:30
06:30
06:30
06:30
UA441
UA723
07:30
07:30
07:30
07:30
07:30
----
07:30
UA1061
UA723
08:25
08:25
08:25
08:25
08:25
----
08:25
UA730
UA1448
09:30
09:30
09:30
09:30
09:30
09:30
09:30
UA2201
UA1448
10:30
10:30
10:30
10:30
10:30
10:30
10:30
UA374
UA1862
11:57
11:57
11:57
11:57
11:57
----
11:57
UA511
UA714
13:00
13:00
13:00
13:00
13:00
13:00
13:00
UA1888
UA714
14:00
14:00
14:00
14:00
14:00
----
14:00
UA1325
UA1954
15:30
15:30
15:30
15:30
15:30
----
15:30
UA654
UA2813
17:00
17:00
17:00
17:00
17:00
17:00
17:00
UA2148
UA2665
18:10
18:10
18:10
18:10
18:10
----
18:10
UA1193
UA2665
19:10
19:10
19:10
19:10
19:10
19:00
19:10
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - IAH

The timetable & schedule information was updated at 2026-04-21

Change direction

Staying up-to-date with the airlines

At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-06-02
© 2026 Westcoast Digital