United Airlines flight UA 4890: George Bush, Houston - Knoxville

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FLIGHT SCHEDULE
Direct Flights:
Daily 14:20 George Bush, Houston (IAH) B 17:37 Knoxville (TYS)
UA 4890 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:17 Effective from 2025-08-19
Daily 14:35 George Bush, Houston (IAH) B 17:56 Knoxville (TYS)
UA 4890 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:21 Valid until 2025-05-21
Daily 14:45 George Bush, Houston (IAH) B 18:11 Knoxville (TYS)
UA 4890 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:26 Effective 2025-05-22 through 2025-06-27
Mon-Fri 14:45 George Bush, Houston (IAH) B 18:11 Knoxville (TYS)
UA 4890 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:26 Effective 2025-06-30 through 2025-08-18
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United Airlines flight UA 4890:
George Bush, Houston - Knoxville
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4890
14:20
George Bush, Houston (IAH) B

17:37
Knoxville (TYS)
Effective from 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:17, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4890
14:35
George Bush, Houston (IAH) B

17:56
Knoxville (TYS)
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:21, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4890
14:45
George Bush, Houston (IAH) B

18:11
Knoxville (TYS)
Effective 2025-05-22 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:26, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4890
14:45
George Bush, Houston (IAH) B

18:11
Knoxville (TYS)
Effective 2025-06-30 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:26, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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  • UA 4890 is a domestic flight departing from the George Bush, Houston airport (IAH) and arriving at Knoxville airport (TYS).
  • The flight distance is 770 miles, or 1239 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . 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 2:17 and 2:26.
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