Avianca flights from Dulles, Washington (IAD) to Knoxville (TYS).

Ad box here 7322741189 I FlightInfo Top Box
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 08:15 Dulles, Washington (IAD) 09:45 Knoxville (TYS)
Avianca AV 2346 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:30 Effective from 2025-10-26
Codeshare flight, operated by United Airlines.(UA 4257)
Daily 08:20 Dulles, Washington (IAD) 10:05 Knoxville (TYS)
Avianca AV 2346 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:45 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 4257)
Daily 08:45 Dulles, Washington (IAD) 10:27 Knoxville (TYS)
Avianca AV 2346 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:42 Effective 2025-05-22 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 4257)
Daily 08:45 Dulles, Washington (IAD) 10:28 Knoxville (TYS)
Avianca AV 2346 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:43 Effective 2025-08-19 through 2025-09-03
Codeshare flight, operated by United Airlines.(UA 4257)
Mon-Wed,Fri,Sun 08:45 Dulles, Washington (IAD) 10:28 Knoxville (TYS)
Avianca AV 2346 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:43 Effective 2025-09-05 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 4257)
Daily 08:45 Dulles, Washington (IAD) 10:28 Knoxville (TYS)
Avianca AV 2346 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:43 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4257)
Thu,Sat 22:11 Dulles, Washington (IAD) 23:57 Knoxville (TYS)
Avianca AV 2346 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:46 Effective 2025-09-04 through 2025-09-20
Codeshare flight, operated by United Airlines.(UA 4304)
Daily 17:15 Dulles, Washington (IAD) 18:42 Knoxville (TYS)
Avianca AV 2348 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:27 Effective from 2025-10-26
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 17:45 Dulles, Washington (IAD) 19:31 Knoxville (TYS)
Avianca AV 2348 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:46 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 18:55 Dulles, Washington (IAD) 20:42 Knoxville (TYS)
Avianca AV 2348 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:47 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 19:10 Dulles, Washington (IAD) 20:57 Knoxville (TYS)
Avianca AV 2348 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:47 Effective 2025-06-26 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 4914)
Daily 19:10 Dulles, Washington (IAD) 20:56 Knoxville (TYS)
Avianca AV 2348 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:46 Effective 2025-08-19 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4914)
Ad flat here 8924483383 I FlightInfo Lower
Parallax here IAD-TYS


Avianca flights from Dulles, Washington (IAD) to Knoxville (TYS).
Ad mobi flat here (320x100px) 9629219771 M FlightInfo Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4257)
Duration: 1:30, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4257)
Duration: 1:45, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-05-22 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4257)
Duration: 1:42, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-08-19 through 2025-09-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4257)
Duration: 1:43, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-05 through 2025-09-24
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 4257)
Duration: 1:43, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4257)
Duration: 1:43, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-04 through 2025-09-20
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 4304)
Duration: 1:46, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective from 2025-10-26
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)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:46, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:47, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:47, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4914)
Duration: 1:46, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Ad mobi box here (300x250px) 6815354179 M FlightInfo Bottom Box
Parallax here IAD-TYS
  • A domestic route departing from the Dulles, Washington 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 1:27 and 1:47.