United Airlines flight UA 4854: Knoxville - Houston George Bush

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 15:40 Knoxville (TYS) 17:20 Houston George Bush (IAH) B
UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:40 Effective 2026-04-30 through 2026-05-20
Daily 16:55 Knoxville (TYS) 18:43 Houston George Bush (IAH) B
UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:48 Effective 2026-01-07 through 2026-02-11
Mon,Wed-Sun 16:55 Knoxville (TYS) 18:40 Houston George Bush (IAH) B
UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-02-12 through 2026-03-07
Daily 16:55 Knoxville (TYS) 18:40 Houston George Bush (IAH) B
UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-03-08 through 2026-03-28
Mon,Tue,Thu-Sun 17:15 Knoxville (TYS) 18:57 Houston George Bush (IAH) B
UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:42 Valid until 2026-01-05
Daily 17:20 Knoxville (TYS) 18:48 Houston George Bush (IAH) B
UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:28 Effective 2026-03-29 through 2026-04-29
Daily 17:20 Knoxville (TYS) 18:48 Houston George Bush (IAH) B
UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:28 Effective from 2026-05-21


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United Airlines flight UA 4854:
Knoxville - Houston George Bush
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4854
15:40
Knoxville (TYS)

17:20
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4854
16:55
Knoxville (TYS)

18:43
Houston George Bush (IAH) B
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:48, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4854
16:55
Knoxville (TYS)

18:40
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-07
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4854
16:55
Knoxville (TYS)

18:40
Houston George Bush (IAH) B
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4854
17:15
Knoxville (TYS)

18:57
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:42, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4854
17:20
Knoxville (TYS)

18:48
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:28, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4854
17:20
Knoxville (TYS)

18:48
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:28, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
  • UA 4854 is a domestic flight departing from the Knoxville airport (TYS) and arriving at Houston George Bush airport (IAH).
  • The flight distance is 770 miles, or 1239 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 2:28 and 2:48.
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