All airlines flying from Washington Dulles (IAD) to Knoxville (TYS).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 18:55 Washington Dulles (IAD) 20:22 Knoxville (TYS)
Air Canada AC 4743 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:27 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:30 Washington Dulles (IAD) 19:27 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:57 Effective 2026-01-06 through 2026-02-03
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:30 Washington Dulles (IAD) 19:27 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:57 Effective 2026-02-05 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:40 Washington Dulles (IAD) 19:29 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:49 Effective 2026-02-12 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:40 Washington Dulles (IAD) 19:31 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:51 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:50 Washington Dulles (IAD) 19:41 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:51 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:50 Washington Dulles (IAD) 19:17 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:27 Effective from 2026-10-25
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:55 Washington Dulles (IAD) 19:51 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:56 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 18:55 Washington Dulles (IAD) 20:22 Knoxville (TYS)
Brussels Airlines SN 8957 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:27 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:30 Washington Dulles (IAD) 19:27 Knoxville (TYS)
Lufthansa LH 8966 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:57 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:40 Washington Dulles (IAD) 19:29 Knoxville (TYS)
Lufthansa LH 8966 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:49 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:40 Washington Dulles (IAD) 19:31 Knoxville (TYS)
Lufthansa LH 8966 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:51 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:50 Washington Dulles (IAD) 19:41 Knoxville (TYS)
Lufthansa LH 8966 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:51 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:55 Washington Dulles (IAD) 19:51 Knoxville (TYS)
Lufthansa LH 8966 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:56 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 18:55 Washington Dulles (IAD) 20:22 Knoxville (TYS)
Lufthansa LH 8966 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:27 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 4914)
Mon,Thu-Sun 22:10 Washington Dulles (IAD) 23:59 Knoxville (TYS)
Lufthansa LH 9312 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:49 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 4304)
Daily 22:19 Washington Dulles (IAD) 23:59 Knoxville (TYS)
Lufthansa LH 9312 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:40 Effective 2026-05-21 through 2026-09-23
Codeshare flight, operated by United Airlines.(UA 4304)
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All airlines flying from Washington Dulles (IAD) to Knoxville (TYS).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4743
18:55
Washington Dulles (IAD)

20:22
Knoxville (TYS)
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:27, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
17:30
Washington Dulles (IAD)

19:27
Knoxville (TYS)
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:57, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
17:30
Washington Dulles (IAD)

19:27
Knoxville (TYS)
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:57, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
17:40
Washington Dulles (IAD)

19:29
Knoxville (TYS)
Effective 2026-02-12 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:49, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
17:40
Washington Dulles (IAD)

19:31
Knoxville (TYS)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
17:50
Washington Dulles (IAD)

19:41
Knoxville (TYS)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
17:50
Washington Dulles (IAD)

19:17
Knoxville (TYS)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:27, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
17:55
Washington Dulles (IAD)

19:51
Knoxville (TYS)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:56, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Brussels Airlines SN8957
18:55
Washington Dulles (IAD)

20:22
Knoxville (TYS)
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:27, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH8966
17:30
Washington Dulles (IAD)

19:27
Knoxville (TYS)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:57, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH8966
17:40
Washington Dulles (IAD)

19:29
Knoxville (TYS)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:49, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH8966
17:40
Washington Dulles (IAD)

19:31
Knoxville (TYS)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH8966
17:50
Washington Dulles (IAD)

19:41
Knoxville (TYS)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:51, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH8966
17:55
Washington Dulles (IAD)

19:51
Knoxville (TYS)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:56, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH8966
18:55
Washington Dulles (IAD)

20:22
Knoxville (TYS)
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:27, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH9312
22:10
Washington Dulles (IAD)

23:59
Knoxville (TYS)
Valid until 2026-01-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4304)
Duration: 1:49, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Lufthansa LH9312
22:19
Washington Dulles (IAD)

23:59
Knoxville (TYS)
Effective 2026-05-21 through 2026-09-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4304)
Duration: 1:40, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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  • A domestic route departing from the Washington Dulles airport (IAD) and arriving at Knoxville airport (TYS).
  • The flight distance is 419 miles, or 675 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:26 and 1:57.
Return (TYS-IAD) flights
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