United Airlines flights from Raleigh/Durham (RDU) to Houston George Bush (IAH).

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FLIGHT SCHEDULE
Non-Direct Flights:
Daily 10:34 Raleigh/Durham (RDU) 2 15:22 Houston George Bush (IAH) C
United Airlines UA 1535 1-stop Boeing 737-800 (738) 5:48 Effective 2026-04-30 through 2026-05-20
Daily 10:39 Raleigh/Durham (RDU) 2 15:22 Houston George Bush (IAH) C
United Airlines UA 1535 1-stop Boeing 737 MAX 9 (7M9) 5:43 Effective 2026-03-29 through 2026-04-29
Sat 10:40 Raleigh/Durham (RDU) 2 15:22 Houston George Bush (IAH) C
United Airlines UA 1535 1-stop Boeing 737-900 (739) 5:42 Effective 2026-03-07 through 2026-03-28
Mon-Fri 08:45 Raleigh/Durham (RDU) 2 20:39 Houston George Bush (IAH) C
United Airlines UA 1672 1-stop Boeing 737 MAX 8 (7M8) 12:54 Effective 2026-03-05 through 2026-03-27
Mon,Thu,Fri,Sun 06:00 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-800 (738) 8:40 Effective 2026-03-05 through 2026-03-27
Daily 06:00 Raleigh/Durham (RDU) 2 13:38 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Airbus A319 (319) 8:38 Effective 2026-03-29 through 2026-04-29
Wed,Thu 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737 MAX 9 (7M9) 8:25 Effective 2026-01-07 through 2026-01-08
Mon,Fri,Sat 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-700 (73G) 8:25 Effective 2026-01-09 through 2026-01-30
Sun 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Airbus A319 (319) 8:25 Effective 2026-01-11 through 2026-01-18
Wed,Thu 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-800 (738) 8:25 Effective 2026-01-14 through 2026-01-29
Sun 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Airbus A320 (320) 8:25 Operates only on 2026-01-25
Sat 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-800 (738) 8:25 Operates only on 2026-01-31
Sun 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Airbus A319 (319) 8:25 Effective 2026-02-01 through 2026-02-08
Mon,Fri,Sat 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-700 (73G) 8:25 Effective 2026-02-02 through 2026-02-09
Thu 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-900 (739) 8:25 Operates only on 2026-02-05
Wed 06:15 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-800 (738) 8:25 Operates only on 2026-02-11
Thu 06:29 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-800 (738) 8:11 Operates only on 2026-02-12
Mon,Thu-Sun 06:29 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737 MAX 8 (7M8) 8:11 Effective 2026-02-13 through 2026-03-02
Sat 06:30 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-700 (73G) 8:10 Effective 2026-03-07 through 2026-03-28
Daily 06:30 Raleigh/Durham (RDU) 2 13:39 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-800 (738) 8:09 Effective 2026-04-30 through 2026-05-20
Daily 06:31 Raleigh/Durham (RDU) 2 13:40 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737 MAX 9 (7M9) 8:09 Valid until 2026-01-05
Daily 06:45 Raleigh/Durham (RDU) 2 13:25 Houston George Bush (IAH) C
United Airlines UA 2638 1-stop Boeing 737-800 (738) 7:40 Effective from 2026-05-21
Tue 09:25 Raleigh/Durham (RDU) 2 20:18 Houston George Bush (IAH) C
United Airlines UA 2053 2-stop Airbus A319 (319) 11:53 Operates only on 2026-01-06
Mon-Fri,Sun 09:25 Raleigh/Durham (RDU) 2 19:57 Houston George Bush (IAH) C
United Airlines UA 2053 2-stop Airbus A319 (319) 11:32 Effective 2026-01-07 through 2026-02-03
Tue,Thu,Fri,Sun 09:25 Raleigh/Durham (RDU) 2 19:57 Houston George Bush (IAH) C
United Airlines UA 2053 2-stop Airbus A319 (319) 11:32 Effective 2026-02-05 through 2026-02-10
Mon 09:25 Raleigh/Durham (RDU) 2 20:32 Houston George Bush (IAH) C
United Airlines UA 2053 2-stop Airbus A319 (319) 12:07 Operates only on 2026-02-09
Wed 09:25 Raleigh/Durham (RDU) 2 19:58 Houston George Bush (IAH) C
United Airlines UA 2053 2-stop Airbus A319 (319) 11:33 Operates only on 2026-02-11
Wed 09:50 Raleigh/Durham (RDU) 2 19:57 Houston George Bush (IAH) C
United Airlines UA 2053 2-stop Boeing 737 MAX 8 (7M8) 11:07 Operates only on 2026-02-04
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United Airlines flights from Raleigh/Durham (RDU) to Houston George Bush (IAH).
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Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
United Airlines UA1535
10:34
Raleigh/Durham (RDU) 2

15:22
Houston George Bush (IAH) C
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:48, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1535
10:39
Raleigh/Durham (RDU) 2

15:22
Houston George Bush (IAH) C
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:43, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1535
10:40
Raleigh/Durham (RDU) 2

15:22
Houston George Bush (IAH) C
Effective 2026-03-07 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:42, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1672
08:45
Raleigh/Durham (RDU) 2

20:39
Houston George Bush (IAH) C
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 12:54, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA2638
06:00
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-03-05 through 2026-03-27
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 8:40, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2638
06:00
Raleigh/Durham (RDU) 2

13:38
Houston George Bush (IAH) C
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:38, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-01-07 through 2026-01-08
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:25, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-01-09 through 2026-01-30
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 8:25, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-01-11 through 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:25, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-01-14 through 2026-01-29
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:25, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Operates only on 2026-01-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:25, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Operates only on 2026-01-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 8:25, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-02-01 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:25, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-02-02 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 8:25, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Operates only on 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:25, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA2638
06:15
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:25, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2638
06:29
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:11, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2638
06:29
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-02-13 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 8:11, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA2638
06:30
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Effective 2026-03-07 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 8:10, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA2638
06:30
Raleigh/Durham (RDU) 2

13:39
Houston George Bush (IAH) C
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:09, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2638
06:31
Raleigh/Durham (RDU) 2

13:40
Houston George Bush (IAH) C
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:09, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA2638
06:45
Raleigh/Durham (RDU) 2

13:25
Houston George Bush (IAH) C
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:40, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA2053
09:25
Raleigh/Durham (RDU) 2

20:18
Houston George Bush (IAH) C
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 11:53, 2-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2053
09:25
Raleigh/Durham (RDU) 2

19:57
Houston George Bush (IAH) C
Effective 2026-01-07 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 11:32, 2-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2053
09:25
Raleigh/Durham (RDU) 2

19:57
Houston George Bush (IAH) C
Effective 2026-02-05 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 11:32, 2-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2053
09:25
Raleigh/Durham (RDU) 2

20:32
Houston George Bush (IAH) C
Operates only on 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 12:07, 2-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2053
09:25
Raleigh/Durham (RDU) 2

19:58
Houston George Bush (IAH) C
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 11:33, 2-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA2053
09:50
Raleigh/Durham (RDU) 2

19:57
Houston George Bush (IAH) C
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 11:07, 2-stop
Boeing 737 MAX 8 (7M8)
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  • A domestic route departing from the Raleigh/Durham airport (RDU) and arriving at Houston George Bush airport (IAH).
  • The flight distance is 1040 miles, or 1674 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 2:54 and 3:29.
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