ITA Airways flights from Washington Dulles (IAD) to Houston George Bush (IAH).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Fri-Sun 17:10 Washington Dulles (IAD) 19:28 Houston George Bush (IAH) C
ITA Airways AZ 4404 Non-stop Boeing 737-900 (739) 3:18 Effective 2026-05-22 through 2026-05-31
Codeshare flight, operated by United Airlines.(UA 2217)
Daily 17:10 Washington Dulles (IAD) 19:28 Houston George Bush (IAH) C
ITA Airways AZ 4404 Non-stop Boeing 737-900 (739) 3:18 Effective 2026-06-01 through 2026-09-29
Codeshare flight, operated by United Airlines.(UA 2217)
Tue,Fri-Sun 17:10 Washington Dulles (IAD) 19:28 Houston George Bush (IAH) C
ITA Airways AZ 4404 Non-stop Boeing 737-900 (739) 3:18 Effective 2026-10-02 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 2217)
Tue,Fri-Sun 17:37 Washington Dulles (IAD) 20:14 Houston George Bush (IAH) C
ITA Airways AZ 4404 Non-stop Boeing 737-900 (739) 3:37 Effective 2026-03-29 through 2026-05-19
Codeshare flight, operated by United Airlines.(UA 2217)
Tue,Fri-Sun 16:10 Washington Dulles (IAD) 18:20 Houston George Bush (IAH) C
ITA Airways AZ 4405 Non-stop Boeing 737-800 (738) 3:10 Effective 2026-05-22 through 2026-05-31
Codeshare flight, operated by United Airlines.(UA 2857)
Daily 16:10 Washington Dulles (IAD) 18:20 Houston George Bush (IAH) C
ITA Airways AZ 4405 Non-stop Boeing 737-800 (738) 3:10 Effective 2026-06-01 through 2026-06-24
Codeshare flight, operated by United Airlines.(UA 2857)
Tue,Sun 17:35 Washington Dulles (IAD) 20:19 Houston George Bush (IAH) C
ITA Airways AZ 4405 Non-stop Boeing 737-900 (739) 3:44 Effective 2026-03-01 through 2026-03-03
Codeshare flight, operated by United Airlines.(UA 2217)
Thu 17:35 Washington Dulles (IAD) 20:18 Houston George Bush (IAH) C
ITA Airways AZ 4405 Non-stop Boeing 737-900 (739) 3:43 Operates only on 2026-03-05
Codeshare flight, operated by United Airlines.(UA 2474)
Sun 17:50 Washington Dulles (IAD) 20:34 Houston George Bush (IAH) C
ITA Airways AZ 4405 Non-stop Airbus A319 (319) 3:44 Effective 2026-03-08 through 2026-03-22
Codeshare flight, operated by United Airlines.(UA 2474)
Tue,Thu 17:50 Washington Dulles (IAD) 20:33 Houston George Bush (IAH) C
ITA Airways AZ 4405 Non-stop Boeing 737-900 (739) 3:43 Effective 2026-03-10 through 2026-03-26
Codeshare flight, operated by United Airlines.(UA 2474)




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ITA Airways flights from Washington Dulles (IAD) to Houston George Bush (IAH).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
ITA Airways AZ4404
17:10
Washington Dulles (IAD)

19:28
Houston George Bush (IAH) C
Effective 2026-05-22 through 2026-05-31
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2217)
Duration: 3:18, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4404
17:10
Washington Dulles (IAD)

19:28
Houston George Bush (IAH) C
Effective 2026-06-01 through 2026-09-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2217)
Duration: 3:18, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4404
17:10
Washington Dulles (IAD)

19:28
Houston George Bush (IAH) C
Effective 2026-10-02 through 2026-10-24
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2217)
Duration: 3:18, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4404
17:37
Washington Dulles (IAD)

20:14
Houston George Bush (IAH) C
Effective 2026-03-29 through 2026-05-19
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2217)
Duration: 3:37, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4405
16:10
Washington Dulles (IAD)

18:20
Houston George Bush (IAH) C
Effective 2026-05-22 through 2026-05-31
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2857)
Duration: 3:10, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
ITA Airways AZ4405
16:10
Washington Dulles (IAD)

18:20
Houston George Bush (IAH) C
Effective 2026-06-01 through 2026-06-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2857)
Duration: 3:10, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
ITA Airways AZ4405
17:35
Washington Dulles (IAD)

20:19
Houston George Bush (IAH) C
Effective 2026-03-01 through 2026-03-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2217)
Duration: 3:44, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4405
17:35
Washington Dulles (IAD)

20:18
Houston George Bush (IAH) C
Operates only on 2026-03-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2474)
Duration: 3:43, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4405
17:50
Washington Dulles (IAD)

20:34
Houston George Bush (IAH) C
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2474)
Duration: 3:44, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
ITA Airways AZ4405
17:50
Washington Dulles (IAD)

20:33
Houston George Bush (IAH) C
Effective 2026-03-10 through 2026-03-26
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2474)
Duration: 3:43, non-stop
Boeing 737-900 (739)
  • A domestic route departing from the Washington Dulles airport (IAD) and arriving at Houston George Bush airport (IAH).
  • The flight distance is 1188 miles, or 1912 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 3:10 and 3:44.
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