United Airlines flights from Denver (DEN) to Knoxville (TYS).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 10:01 Denver (DEN) 14:48 Knoxville (TYS)
United Airlines UA 684 Non-stop Airbus A319 (319) 2:47 Effective 2026-03-05 through 2026-03-28
Daily 09:47 Denver (DEN) 14:41 Knoxville (TYS)
United Airlines UA 2041 Non-stop Boeing 737-800 (738) 2:54 Effective 2026-04-30 through 2026-05-20
Daily 09:47 Denver (DEN) 14:37 Knoxville (TYS)
United Airlines UA 2041 Non-stop Boeing 737-800 (738) 2:50 Effective 2026-05-21 through 2026-08-17
Daily 09:47 Denver (DEN) 14:36 Knoxville (TYS)
United Airlines UA 2041 Non-stop Boeing 737-800 (738) 2:49 Effective from 2026-08-18
Daily 10:06 Denver (DEN) 15:02 Knoxville (TYS)
United Airlines UA 2041 Non-stop Airbus A319 (319) 2:56 Effective 2026-03-29 through 2026-04-29
Daily 17:30 Denver (DEN) 22:23 Knoxville (TYS)
United Airlines UA 2473 Non-stop Boeing 737-800 (738) 2:53 Effective 2026-04-30 through 2026-05-20
Daily 17:30 Denver (DEN) 22:22 Knoxville (TYS)
United Airlines UA 2473 Non-stop Boeing 737-800 (738) 2:52 Effective 2026-05-21 through 2026-08-17
Daily 17:30 Denver (DEN) 22:20 Knoxville (TYS)
United Airlines UA 2473 Non-stop Boeing 737-800 (738) 2:50 Effective from 2026-08-18
Tue 17:30 Denver (DEN) 22:20 Knoxville (TYS)
United Airlines UA 2626 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Operates only on 2026-02-03
Daily 17:25 Denver (DEN) 22:27 Knoxville (TYS)
United Airlines UA 4774 Non-stop Embraer EMB 175 (E7W) 3:02 Effective 2026-03-29 through 2026-04-29
Daily 17:30 Denver (DEN) 22:29 Knoxville (TYS)
United Airlines UA 4774 Non-stop Embraer EMB 175 (E7W) 2:59 Valid until 2026-01-05
Daily 17:30 Denver (DEN) 22:31 Knoxville (TYS)
United Airlines UA 4774 Non-stop Embraer EMB 175 (E7W) 3:01 Effective 2026-01-06 through 2026-02-02
Daily 17:30 Denver (DEN) 22:31 Knoxville (TYS)
United Airlines UA 4774 Non-stop Embraer EMB 175 (E7W) 3:01 Effective 2026-02-04 through 2026-02-11
Daily 17:31 Denver (DEN) 22:30 Knoxville (TYS)
United Airlines UA 4774 Non-stop Embraer EMB 175 (E7W) 2:59 Effective 2026-02-12 through 2026-03-28
Daily 10:09 Denver (DEN) 15:14 Knoxville (TYS)
United Airlines UA 5216 Non-stop Embraer EMB 175 (E7W) 3:05 Effective 2026-01-06 through 2026-02-11
Mon,Tue,Thu-Sun 09:55 Denver (DEN) 15:00 Knoxville (TYS)
United Airlines UA 5453 Non-stop Embraer EMB 175 (E7W) 3:05 Valid until 2026-01-05
Daily 10:01 Denver (DEN) 15:05 Knoxville (TYS)
United Airlines UA 5764 Non-stop Embraer EMB 175 (E7W) 3:04 Effective 2026-02-12 through 2026-03-04




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United Airlines flights from Denver (DEN) to Knoxville (TYS).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA684
10:01
Denver (DEN)

14:48
Knoxville (TYS)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:47, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA2041
09:47
Denver (DEN)

14:41
Knoxville (TYS)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:54, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2041
09:47
Denver (DEN)

14:37
Knoxville (TYS)
Effective 2026-05-21 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2041
09:47
Denver (DEN)

14:36
Knoxville (TYS)
Effective from 2026-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:49, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2041
10:06
Denver (DEN)

15:02
Knoxville (TYS)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:56, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA2473
17:30
Denver (DEN)

22:23
Knoxville (TYS)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2473
17:30
Denver (DEN)

22:22
Knoxville (TYS)
Effective 2026-05-21 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:52, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2473
17:30
Denver (DEN)

22:20
Knoxville (TYS)
Effective from 2026-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA2626
17:30
Denver (DEN)

22:20
Knoxville (TYS)
Operates only on 2026-02-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA4774
17:25
Denver (DEN)

22:27
Knoxville (TYS)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:02, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4774
17:30
Denver (DEN)

22:29
Knoxville (TYS)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4774
17:30
Denver (DEN)

22:31
Knoxville (TYS)
Effective 2026-01-06 through 2026-02-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:01, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4774
17:30
Denver (DEN)

22:31
Knoxville (TYS)
Effective 2026-02-04 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:01, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4774
17:31
Denver (DEN)

22:30
Knoxville (TYS)
Effective 2026-02-12 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5216
10:09
Denver (DEN)

15:14
Knoxville (TYS)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5453
09:55
Denver (DEN)

15:00
Knoxville (TYS)
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA5764
10:01
Denver (DEN)

15:05
Knoxville (TYS)
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:04, non-stop
Embraer EMB 175 (E7W)
  • A domestic route departing from the Denver airport (DEN) and arriving at Knoxville airport (TYS).
  • The flight distance is 1159 miles, or 1865 km.
  • The timezone of the departure airport is UTC-7 , 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 2:47 and 3:05.
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