All airlines flying from Knoxville (TYS) to Houston George Bush (IAH).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 09:00 Knoxville (TYS) 10:45 Houston George Bush (IAH) B
United Airlines UA 4251 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-03-05 through 2026-03-28
Daily 11:40 Knoxville (TYS) 13:28 Houston George Bush (IAH) B
United Airlines UA 4302 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:48 Effective 2026-01-06 through 2026-02-11
Daily 11:40 Knoxville (TYS) 13:25 Houston George Bush (IAH) B
United Airlines UA 4302 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-03-05 through 2026-03-28
Daily 11:40 Knoxville (TYS) 13:09 Houston George Bush (IAH) B
United Airlines UA 4302 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:29 Effective 2026-03-29 through 2026-04-29
Daily 11:40 Knoxville (TYS) 13:20 Houston George Bush (IAH) B
United Airlines UA 4302 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:40 Effective 2026-04-30 through 2026-05-20
Daily 11:41 Knoxville (TYS) 13:25 Houston George Bush (IAH) B
United Airlines UA 4302 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:44 Effective 2026-02-12 through 2026-03-04
Daily 11:58 Knoxville (TYS) 13:40 Houston George Bush (IAH) B
United Airlines UA 4302 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:42 Valid until 2026-01-05
Daily 12:00 Knoxville (TYS) 13:29 Houston George Bush (IAH) B
United Airlines UA 4302 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:29 Effective from 2026-05-21
Daily 09:05 Knoxville (TYS) 11:00 Houston George Bush (IAH) B
United Airlines UA 4841 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:55 Valid until 2026-01-05
Mon,Wed-Fri,Sun 09:05 Knoxville (TYS) 11:01 Houston George Bush (IAH) B
United Airlines UA 4841 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:56 Effective 2026-01-07 through 2026-02-02
Mon,Wed-Fri,Sun 09:05 Knoxville (TYS) 11:01 Houston George Bush (IAH) B
United Airlines UA 4841 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:56 Effective 2026-02-05 through 2026-02-11
Daily 09:10 Knoxville (TYS) 10:55 Houston George Bush (IAH) B
United Airlines UA 4841 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-02-12 through 2026-03-04
Daily 09:15 Knoxville (TYS) 10:39 Houston George Bush (IAH) B
United Airlines UA 4841 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective 2026-03-29 through 2026-04-29
Daily 09:15 Knoxville (TYS) 10:39 Houston George Bush (IAH) B
United Airlines UA 4841 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective from 2026-05-21
Wed 09:20 Knoxville (TYS) 11:15 Houston George Bush (IAH) B
United Airlines UA 4841 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:55 Operates only on 2026-02-04
Daily 15:40 Knoxville (TYS) 17:20 Houston George Bush (IAH) B
United Airlines 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
United Airlines 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
United Airlines 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
United Airlines 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
United Airlines 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
United Airlines 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
United Airlines UA 4854 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:28 Effective from 2026-05-21
Daily 06:59 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
United Airlines UA 4913 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:51 Effective 2026-01-06 through 2026-02-03
Daily 06:59 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
United Airlines UA 4913 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:51 Effective 2026-02-05 through 2026-02-11
Daily 07:00 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
United Airlines UA 4913 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:50 Valid until 2026-01-05
Daily 07:00 Knoxville (TYS) 08:24 Houston George Bush (IAH) B
United Airlines UA 4913 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective 2026-03-29 through 2026-04-29
Daily 07:00 Knoxville (TYS) 08:24 Houston George Bush (IAH) B
United Airlines UA 4913 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective from 2026-05-21
Daily 07:05 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
United Airlines UA 4913 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-02-12 through 2026-03-28
Daily 07:05 Knoxville (TYS) 08:45 Houston George Bush (IAH) B
United Airlines UA 4913 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:40 Effective 2026-04-30 through 2026-05-20
Daily 09:00 Knoxville (TYS) 10:36 Houston George Bush (IAH) B
United Airlines UA 6277 Non-stop Embraer EMB 175 (E7W) 2:36 Effective 2026-04-30 through 2026-05-20
Direct Codeshare Flights:
Daily 15:40 Knoxville (TYS) 17:20 Houston George Bush (IAH) B
Emirates EK 6013 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:40 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 4854)
Daily 06:59 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:51 Effective 2026-01-06 through 2026-02-03
Codeshare flight, operated by United Airlines.(UA 4913)
Daily 06:59 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:51 Effective 2026-02-05 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 4913)
Daily 07:00 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:50 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 4913)
Daily 07:00 Knoxville (TYS) 08:24 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 4913)
Daily 07:00 Knoxville (TYS) 08:24 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective from 2026-05-21
Codeshare flight, operated by United Airlines.(UA 4913)
Daily 07:05 Knoxville (TYS) 08:50 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-02-12 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 4913)
Daily 07:05 Knoxville (TYS) 08:45 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:40 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 4913)
Wed 16:55 Knoxville (TYS) 18:43 Houston George Bush (IAH) B
Air New Zealand NZ 6666 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:48 Operates only on 2026-02-04
Codeshare flight, operated by United Airlines.(UA 4854)
Daily 09:00 Knoxville (TYS) 10:45 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-03-05 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 4251)
Daily 09:00 Knoxville (TYS) 10:36 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer EMB 175 (E7W) 2:36 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 6277)
Daily 09:05 Knoxville (TYS) 11:00 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:55 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 4841)
Mon,Wed-Fri,Sun 09:05 Knoxville (TYS) 11:01 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:56 Effective 2026-01-07 through 2026-02-02
Codeshare flight, operated by United Airlines.(UA 4841)
Mon,Wed-Fri,Sun 09:05 Knoxville (TYS) 11:01 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:56 Effective 2026-02-05 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 4841)
Daily 09:10 Knoxville (TYS) 10:55 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:45 Effective 2026-02-12 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 4841)
Daily 09:15 Knoxville (TYS) 10:39 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 4841)
Daily 09:15 Knoxville (TYS) 10:39 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:24 Effective 2026-05-21 through 2026-09-20
Codeshare flight, operated by United Airlines.(UA 4841)
Wed 09:20 Knoxville (TYS) 11:15 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:55 Operates only on 2026-02-04
Codeshare flight, operated by United Airlines.(UA 4841)
Tue,Sat 16:55 Knoxville (TYS) 18:43 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:48 Effective 2026-01-10 through 2026-02-10
Codeshare flight, operated by United Airlines.(UA 4854)
Daily 17:20 Knoxville (TYS) 18:48 Houston George Bush (IAH) B
Air New Zealand NZ 6668 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:28 Effective from 2026-09-21
Codeshare flight, operated by United Airlines.(UA 4854)
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All airlines flying from Knoxville (TYS) to Houston George Bush (IAH).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4251
09:00
Knoxville (TYS)

10:45
Houston George Bush (IAH) B
Effective 2026-03-05 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 UA4302
11:40
Knoxville (TYS)

13:28
Houston George Bush (IAH) B
Effective 2026-01-06 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 UA4302
11:40
Knoxville (TYS)

13:25
Houston George Bush (IAH) B
Effective 2026-03-05 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 UA4302
11:40
Knoxville (TYS)

13:09
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:29, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4302
11:40
Knoxville (TYS)

13:20
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 UA4302
11:41
Knoxville (TYS)

13:25
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4302
11:58
Knoxville (TYS)

13:40
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 UA4302
12:00
Knoxville (TYS)

13:29
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:29, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4841
09:05
Knoxville (TYS)

11:00
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:55, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4841
09:05
Knoxville (TYS)

11:01
Houston George Bush (IAH) B
Effective 2026-01-07 through 2026-02-02
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:56, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4841
09:05
Knoxville (TYS)

11:01
Houston George Bush (IAH) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:56, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4841
09:10
Knoxville (TYS)

10:55
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4841
09:15
Knoxville (TYS)

10:39
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4841
09:15
Knoxville (TYS)

10:39
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4841
09:20
Knoxville (TYS)

11:15
Houston George Bush (IAH) B
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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)
Direct Flights:
United Airlines UA4913
06:59
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4913
06:59
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4913
07:00
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4913
07:00
Knoxville (TYS)

08:24
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4913
07:00
Knoxville (TYS)

08:24
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4913
07:05
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Effective 2026-02-12 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 UA4913
07:05
Knoxville (TYS)

08:45
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 UA6277
09:00
Knoxville (TYS)

10:36
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:36, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Emirates EK6013
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
Codeshare flight, operated by United Airlines. (UA 4854)
Duration: 2:40, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
06:59
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4913)
Duration: 2:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
06:59
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4913)
Duration: 2:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
07:00
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4913)
Duration: 2:50, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
07:00
Knoxville (TYS)

08:24
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4913)
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
07:00
Knoxville (TYS)

08:24
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4913)
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
07:05
Knoxville (TYS)

08:50
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4913)
Duration: 2:45, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
07:05
Knoxville (TYS)

08:45
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4913)
Duration: 2:40, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6666
16:55
Knoxville (TYS)

18:43
Houston George Bush (IAH) B
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 4854)
Duration: 2:48, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:00
Knoxville (TYS)

10:45
Houston George Bush (IAH) B
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4251)
Duration: 2:45, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:00
Knoxville (TYS)

10:36
Houston George Bush (IAH) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 6277)
Duration: 2:36, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:05
Knoxville (TYS)

11:00
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4841)
Duration: 2:55, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:05
Knoxville (TYS)

11:01
Houston George Bush (IAH) B
Effective 2026-01-07 through 2026-02-02
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 4841)
Duration: 2:56, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:05
Knoxville (TYS)

11:01
Houston George Bush (IAH) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 4841)
Duration: 2:56, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:10
Knoxville (TYS)

10:55
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4841)
Duration: 2:45, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:15
Knoxville (TYS)

10:39
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4841)
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:15
Knoxville (TYS)

10:39
Houston George Bush (IAH) B
Effective 2026-05-21 through 2026-09-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4841)
Duration: 2:24, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
09:20
Knoxville (TYS)

11:15
Houston George Bush (IAH) B
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 4841)
Duration: 2:55, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
16:55
Knoxville (TYS)

18:43
Houston George Bush (IAH) B
Effective 2026-01-10 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 4854)
Duration: 2:48, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air New Zealand NZ6668
17:20
Knoxville (TYS)

18:48
Houston George Bush (IAH) B
Effective from 2026-09-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4854)
Duration: 2:28, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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  • A domestic route 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 2:24 and 2:56.
Return (IAH-TYS) flights
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