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Cheap flights from Washington to Knoxville

62 nonstop flights a week, 8 of them today. Operated by 4 airlines, about 1h 49m in the air, 429 mi (690 km). Tickets from $83.

Flights from Washington to Knoxville

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Washington to Knoxville

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Washington to Knoxville

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $83 14 November 2026, nonstop Cheapest nonstop $83 14 November 2026, American Airlines Cheapest in the next 7 days $83 14 November, Sat Cheapest weekend departure $83 Sat, 14 November 2026 Cheapest month November 2026 tickets from $83

Washington to Knoxville at a glance

flight time, from 1h 29m to 5h 48m
1h 49m
straight-line distance
429 mi (690 km)
flights a week
62
flights today
8
first and last departure
07:00 - 22:12
lowest price, nonstop, 14 November
$83
airlines
4

Washington to Knoxville flight schedule

62 flights a week, 8 today, 63 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
UA 4515
United Airlines
07:00 Ronald Reagan National, terminal 2
11:39 McGhee Tyson
4h 39m
Daily
AA 5207
American Airlines
08:39 Ronald Reagan National, terminal 2
10:36 McGhee Tyson
1h 57m
Sun
Canadair Regional Jet 900
AA 5207
American Airlines
08:40 Ronald Reagan National, terminal 2
10:33 McGhee Tyson
1h 53m
Sun
Canadair Regional Jet 900
AA 4732
American Airlines
08:45 Ronald Reagan National, terminal 2
10:39 McGhee Tyson
1h 54m
Sat
Embraer EMB 175
AA 4732
American Airlines
08:59 Ronald Reagan National, terminal 2
10:57 McGhee Tyson
1h 58m
Sat
Embraer EMB 175
AA 5207
American Airlines
09:00 Ronald Reagan National, terminal 2
10:58 McGhee Tyson
1h 58m
Mon, Tue, Wed, Thu, Fri
Canadair reg jet 700
WN 5040
Southwest Airlines
09:00 Baltimore/Wash International Thurgood Marshall
10:40 McGhee Tyson
1h 40m
Sun
Boeing 737
UA 4257
United Airlines
09:40 Washington Dulles International
11:30 McGhee Tyson
1h 50m
Daily
Embraer ERJ-135/140/145 Regional Jet
G4 1397
Allegiant Air
09:48 Washington Dulles International
11:23 McGhee Tyson
1h 35m
Sun
Airbus A320
G4 1414
Allegiant Air
10:03 Washington Dulles International
11:38 McGhee Tyson
1h 35m
Thu
Airbus A320
UA 4070
United Airlines
12:55 Washington Dulles International
14:48 McGhee Tyson
1h 53m
Mon, Tue, Wed, Thu, Fri, Sat
Embraer 175
UA 4260
United Airlines
12:55 Washington Dulles International
14:48 McGhee Tyson
1h 53m
Sun
Embraer ERJ-135/140/145 Regional Jet
AA 5469
American Airlines
15:45 Ronald Reagan National, terminal 2
17:43 McGhee Tyson
1h 58m
Mon, Thu, Fri, Sun
Canadair reg jet 700
AA 5085
American Airlines
15:46 Ronald Reagan National, terminal 2
17:40 McGhee Tyson
1h 54m
Mon, Tue, Wed, Thu, Fri, Sun
Canadair reg jet 700
AA 5085
American Airlines
15:59 Ronald Reagan National, terminal 2
17:53 McGhee Tyson
1h 54m
Sat
Canadair reg jet 700
AA 5469
American Airlines
15:59 Ronald Reagan National, terminal 2
17:57 McGhee Tyson
1h 58m
Sat
Canadair reg jet 700
UA 4914
United Airlines
17:45 Washington Dulles International
19:36 McGhee Tyson
1h 51m
Daily
Embraer ERJ-135/140/145 Regional Jet
G4 1428
Allegiant Air
18:01 Washington Dulles International
19:33 McGhee Tyson
1h 32m
Thu
Airbus A320
WN 3687
Southwest Airlines
18:05 Baltimore/Wash International Thurgood Marshall
19:50 McGhee Tyson
1h 45m
Sat
WN 3687
Southwest Airlines
19:05 Baltimore/Wash International Thurgood Marshall
20:50 McGhee Tyson
1h 45m
Mon, Tue, Wed, Thu
UA 4304
United Airlines
22:12 Washington Dulles International
23:59 McGhee Tyson
1h 47m
Mon, Tue, Wed, Thu, Fri, Sun
Embraer ERJ-135/140/145 Regional Jet

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 26 November.

FlightDepartsArrivesDurationDaysAircraft
WN 324
Southwest Airlines
10:50 Baltimore/Wash International Thurgood Marshall
12:30 McGhee Tyson
1h 40m
Seasonal
Boeing 737-800
AA 5256
American Airlines
13:15 Ronald Reagan National, terminal 2
15:13 McGhee Tyson
1h 58m
Seasonal
Canadair reg jet 700
AA 4732
American Airlines
09:15 Ronald Reagan National, terminal 2
11:08 McGhee Tyson
1h 53m
Seasonal
Embraer EMB 175
G4 3007
Allegiant Air
16:22 Washington Dulles International
17:54 McGhee Tyson
1h 32m
Selected dates
Airbus A320
AA 5469
American Airlines
16:40 Ronald Reagan National, terminal 2
18:38 McGhee Tyson
1h 58m
Seasonal
Canadair reg jet 700
AA 5484
American Airlines
19:11 Ronald Reagan National, terminal 2
21:03 McGhee Tyson
1h 52m
Selected dates
Canadair reg jet 700
AA 5207
American Airlines
08:53 Ronald Reagan National, terminal 2
10:50 McGhee Tyson
1h 57m
Seasonal
Canadair Regional Jet 900
UA 4070
United Airlines
13:00 Washington Dulles International
14:53 McGhee Tyson
1h 53m
Seasonal
Embraer 175
UA 4560
United Airlines
15:05 Ronald Reagan National, terminal 2
20:37 McGhee Tyson
5h 32m
Seasonal
UA 4914
United Airlines
17:55 Washington Dulles International
19:47 McGhee Tyson
1h 52m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
AA 5223
American Airlines
15:59 Ronald Reagan National, terminal 2
17:56 McGhee Tyson
1h 57m
Seasonal
Canadair reg jet 700
AA 5207
American Airlines
08:45 Ronald Reagan National, terminal 2
10:41 McGhee Tyson
1h 56m
Seasonal
Canadair reg jet 700
AA 5037
American Airlines
08:57 Ronald Reagan National, terminal 2
10:44 McGhee Tyson
1h 47m
Seasonal
Canadair reg jet 700
UA 4257
United Airlines
09:15 Washington Dulles International
11:04 McGhee Tyson
1h 49m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
UA 4070
United Airlines
12:50 Washington Dulles International
14:42 McGhee Tyson
1h 52m
Seasonal
Embraer 175
UA 4560
United Airlines
15:06 Ronald Reagan National, terminal 2
20:54 McGhee Tyson
5h 48m
Seasonal
AA 4193
American Airlines
15:42 Ronald Reagan National, terminal 2
17:28 McGhee Tyson
1h 46m
Selected dates
Embraer EMB 175
UA 4560
United Airlines
15:10 Ronald Reagan National, terminal 2
20:54 McGhee Tyson
5h 44m
Seasonal
AA 4193
American Airlines
15:39 Ronald Reagan National, terminal 2
17:25 McGhee Tyson
1h 46m
Selected dates
Embraer EMB 175
AA 4029
American Airlines
09:00 Ronald Reagan National, terminal 2
10:44 McGhee Tyson
1h 44m
Selected dates
Embraer EMB 175
AA 5223
American Airlines
15:58 Ronald Reagan National, terminal 2
17:47 McGhee Tyson
1h 49m
Seasonal
Canadair reg jet 700
AA 4029
American Airlines
08:39 Ronald Reagan National, terminal 2
10:26 McGhee Tyson
1h 47m
Selected dates
Embraer EMB 175
AA 4193
American Airlines
15:59 Ronald Reagan National, terminal 2
17:45 McGhee Tyson
1h 46m
Selected dates
Embraer EMB 175
AA 5037
American Airlines
09:00 Ronald Reagan National, terminal 2
10:44 McGhee Tyson
1h 44m
Seasonal
Canadair reg jet 700
AA 5037
American Airlines
09:17 Ronald Reagan National, terminal 2
11:04 McGhee Tyson
1h 47m
Seasonal
Canadair reg jet 700
AA 4193
American Airlines
15:50 Ronald Reagan National, terminal 2
17:36 McGhee Tyson
1h 46m
Selected dates
Embraer EMB 175
AA 5223
American Airlines
15:40 Ronald Reagan National, terminal 2
17:29 McGhee Tyson
1h 49m
Seasonal
Canadair reg jet 700
AA 5223
American Airlines
14:54 Ronald Reagan National, terminal 2
16:43 McGhee Tyson
1h 49m
Seasonal
Canadair reg jet 700
AA 5223
American Airlines
15:42 Ronald Reagan National, terminal 2
17:31 McGhee Tyson
1h 49m
Seasonal
Canadair reg jet 700
AA 5223
American Airlines
15:36 Ronald Reagan National, terminal 2
17:25 McGhee Tyson
1h 49m
Seasonal
Canadair reg jet 700
UA 4914
United Airlines
17:50 Washington Dulles International
19:44 McGhee Tyson
1h 54m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
AA 4612
American Airlines
09:09 Ronald Reagan National, terminal 2
11:03 McGhee Tyson
1h 54m
Seasonal
Embraer EMB 175
AA 5313
American Airlines
16:27 Ronald Reagan National, terminal 2
18:18 McGhee Tyson
1h 51m
Seasonal
Canadair reg jet 700
WN 1036
Southwest Airlines
18:00 Baltimore/Wash International Thurgood Marshall
19:45 McGhee Tyson
1h 45m
Seasonal
AA 5313
American Airlines
15:30 Ronald Reagan National, terminal 2
17:27 McGhee Tyson
1h 57m
Seasonal
Canadair reg jet 700
WN 1036
Southwest Airlines
18:10 Baltimore/Wash International Thurgood Marshall
20:00 McGhee Tyson
1h 50m
Seasonal
AA 5355
American Airlines
09:28 Ronald Reagan National, terminal 2
11:18 McGhee Tyson
1h 50m
Seasonal
Canadair reg jet 700
UA 4070
United Airlines
13:02 Washington Dulles International
14:50 McGhee Tyson
1h 48m
Seasonal
Embraer 175
UA 4560
United Airlines
15:00 Ronald Reagan National, terminal 2
19:51 McGhee Tyson
4h 51m
Seasonal
AA 5313
American Airlines
15:44 Ronald Reagan National, terminal 2
17:35 McGhee Tyson
1h 51m
Seasonal
Canadair reg jet 700
UA 4257
United Airlines
08:30 Washington Dulles International
10:00 McGhee Tyson
1h 30m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
UA 4308
United Airlines
13:02 Washington Dulles International
14:42 McGhee Tyson
1h 40m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
G4 3007
Allegiant Air
15:45 Washington Dulles International
17:14 McGhee Tyson
1h 29m
Selected dates
Airbus A320
G4 1385
Allegiant Air
15:45 Washington Dulles International
17:14 McGhee Tyson
1h 29m
Selected dates
Airbus A320
WN 4611
Southwest Airlines
19:10 Baltimore/Wash International Thurgood Marshall
20:45 McGhee Tyson
1h 35m
Seasonal
G4 3049
Allegiant Air
11:17 Washington Dulles International
12:46 McGhee Tyson
1h 29m
Selected dates
Airbus A320
G4 3047
Allegiant Air
11:17 Washington Dulles International
12:46 McGhee Tyson
1h 29m
Selected dates
Airbus A320
AA 5062
American Airlines
09:15 Ronald Reagan National, terminal 2
11:01 McGhee Tyson
1h 46m
Seasonal
Canadair reg jet 700
AA 5096
American Airlines
13:52 Ronald Reagan National, terminal 2
15:38 McGhee Tyson
1h 46m
Seasonal
Canadair reg jet 700
WN 4672
Southwest Airlines
18:30 Baltimore/Wash International Thurgood Marshall
20:10 McGhee Tyson
1h 40m
Seasonal
G4 3049
Allegiant Air
11:15 Washington Dulles International
12:45 McGhee Tyson
1h 30m
Selected dates
Airbus A320
WN 1123
Southwest Airlines
08:05 Baltimore/Wash International Thurgood Marshall
09:45 McGhee Tyson
1h 40m
Seasonal
Boeing 737-800
G4 3024
Allegiant Air
11:15 Washington Dulles International
12:45 McGhee Tyson
1h 30m
Selected dates
Airbus A320
G4 3018
Allegiant Air
16:12 Washington Dulles International
17:42 McGhee Tyson
1h 30m
Selected dates
Airbus A320
G4 2991
Allegiant Air
16:12 Washington Dulles International
17:42 McGhee Tyson
1h 30m
Selected dates
Airbus A320
G4 3019
Allegiant Air
16:09 Washington Dulles International
17:39 McGhee Tyson
1h 30m
Selected dates
Airbus A320
G4 2996
Allegiant Air
16:16 Washington Dulles International
17:49 McGhee Tyson
1h 33m
Selected dates
Airbus A320
G4 1364
Allegiant Air
16:16 Washington Dulles International
17:49 McGhee Tyson
1h 33m
Selected dates
Airbus A320
AA 5062
American Airlines
09:04 Ronald Reagan National, terminal 2
10:52 McGhee Tyson
1h 48m
Seasonal
Canadair Regional Jet 900
AA 5472
American Airlines
16:06 Ronald Reagan National, terminal 2
17:56 McGhee Tyson
1h 50m
Seasonal
Canadair reg jet 700
AA 5472
American Airlines
15:59 Ronald Reagan National, terminal 2
17:50 McGhee Tyson
1h 51m
Seasonal
Canadair reg jet 700
AA 5062
American Airlines
09:00 Ronald Reagan National, terminal 2
10:45 McGhee Tyson
1h 45m
Seasonal
Canadair Regional Jet 900
AA 5472
American Airlines
17:09 Ronald Reagan National, terminal 2
18:56 McGhee Tyson
1h 47m
Seasonal
Canadair reg jet 700

Days of the week are taken from the schedule for the next 14 days; schedules change by season. The search shows seat availability and the price for your date.

Airlines flying Washington to Knoxville

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

United Airlines34 a week American Airlines19 a week Southwest Airlines6 a week Allegiant Air3 a week

Airports

Where flights from Washington to Knoxville depart and land

Departure from Washington

Washington Dulles International IAD

30 flights a week, 22 mi (36 km) from the city centre

About the airport
Ronald Reagan National closest to the centreDCA

26 flights a week, terminal 2, 3 mi (5 km) from the city centre

About the airport
Baltimore/Wash International Thurgood Marshall BWI

6 flights a week, 28 mi (45 km) from the city centre

About the airport

Arrival in Knoxville

McGhee Tyson TYS

62 flights a week, 11 mi (18 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Washington to Knoxville?
A nonstop flight takes 1 hour 49 minutes on average, from 1h 29m to 5h 48m depending on the flight.
How far is Knoxville from Washington?
429 mi (690 km) in a straight line between the cities.
Which airlines fly nonstop from Washington to Knoxville?
United Airlines (34 a week), American Airlines (19 a week), Southwest Airlines (6 a week) and Allegiant Air (3 a week).
How many flights a day are there from Washington to Knoxville?
8 flights today and 62 a week, about 8.9 a day on average.
When are the first and last flights from Washington to Knoxville?
The first departure is at 07:00 (UA4515), the last at 22:12 (UA4304). Local time.
What is the cheapest upcoming date to fly from Washington to Knoxville?
14 November 2026 (Saturday): from $83 one way, nonstop, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Washington to Knoxville?
American Airlines: nonstop tickets from $83 on 14 November by recent searches. Prices change daily, so compare the sellers in the search.
Which Washington airport do flights to Knoxville leave from?
Washington Dulles International (30 a week), Ronald Reagan National (26 a week) and Baltimore/Wash International Thurgood Marshall (6 a week).