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Cheap flights from Washington Dulles Intl to Knoxville (IAD - TYS)

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The best prices from Washington Dulles Intl to Knoxville are usually found in September or December, booked 49 days in advance, depart on a Thursday or Saturday and return on a Saturday

How to find the cheapest flight from
Washington Dulles Intl (IAD) to Knoxville (TYS)

IAD - TYS
Price
$275 - $661
TYS
Temperature
51.8 - 89.6 °F
TYS
Rainfall
2.2 - 5.1 inches
Popular in January High demand for flights, 45% potential price rise
Cheapest in September Best time to find cheap flights, 24% potential price drop
Average price $405 Average for round-trip flights in July 2020
Round-trip from $275 From Washington Dulles Intl to Knoxville
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Washington Dulles Intl to Knoxville?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 27% on the overall cost on flights from Washington Dulles Intl to Knoxville.

How far in advance should I book a flight from Washington Dulles Intl to Knoxville?

Find a great deal and save up to 23% by booking at least 19 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington Dulles Intl to Knoxville within the next two weeks, with the cheapest ticket starting at $297.

What is the cheapest month to fly from Washington Dulles Intl to Knoxville?

The best pricing can be found in the month of July. Prices to Knoxville from Washington Dulles Intl average $312. You can even find prices in July for less than $312, as users have found deals to Knoxville from as low as $188. The month of January appears to be one of the more expensive times to travel to Knoxville from Washington Dulles Intl. Flying in the targeted month can save you up to 15%.

Cheap flights from Washington Dulles Intl to Knoxville in July, August 2020

The best prices found for IAD to TYS flights for July, August
29 Jul - 1 Aug
$208pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
7 Jul - 18 Jul
$213pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Delta
   
2 STOPS
IAD
Washington Dulles Intl
7 Jul - 25 Jul
$240pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
IAD
Washington Dulles Intl

Washington Dulles Intl to Knoxville 2020 flight deals

Cheap flights to Knoxville from Washington Dulles Intl found for this year
13 Aug - 16 Aug
$208pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
7 Jul - 18 Jul
$213pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Delta
   
2 STOPS
IAD
Washington Dulles Intl
7 Jul - 25 Jul
$240pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
IAD
Washington Dulles Intl

Last minute flights from Washington Dulles Intl to Knoxville

Late deals on round-trip flights to Knoxville from Washington Dulles Intl, departing today and this week
28 Jun - 11 Jul
$328pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl
28 Jun - 11 Jul
$400pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
26 Jun - 29 Jun
$548pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to Knoxville from Washington Dulles Intl

The cheapest one-way flights from Washington Dulles Intl to Knoxville
3:15 am - 2:35 pm
Multiple Airlines
2 Stops
11h 20m
IAD - TYS
Multiple Airlines
$483
United
5:50 am - 1:25 pm
Delta
2 Stops
7h 35m
IAD - TYS
Delta
$589
Delta
4:25 pm - 5:39 pm
Qatar Airways
2 Stops
49h 14m
IAD - TYS
Qatar Airways
$3505
qatarairways.com

Related info for your journey

Useful info, stats and facts about Washington Dulles Intl to Knoxville flights.

Flight FAQs

From Washington Dulles Intl to Knoxville

Are flight prices decreasing from Washington Dulles Intl to Knoxville due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington Dulles Intl and Knoxville for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Washington Dulles Intl to Knoxville for under $300 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl to Knoxville for under $300. The cheapest flight booked recently is on Delta for just $208, but on average you can expect to pay $293.

Are there nonstop flights from Washington Dulles Intl to Knoxville for under $200 on Cheapflights?

There are no nonstop flights from Washington Dulles Intl to Knoxville, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Washington Dulles Intl to Knoxville for under $400?

There are currently 14+ open flights from Washington Dulles Intl to Knoxville within the next 7 days for less than $400.

What is the cheapest airline for this route?

While browsing flights check up on current rates for ExpressJet. ExpressJet offers the cheapest flight to Washington Dulles Intl to Knoxville. Flight availability can sometimes range however expect there to be 65 flights on average per day.

Does it rain more in Washington Dulles Intl or Knoxville?

The rainfall in Washington Dulles Intl is generally more than the rainfall in Knoxville. This will continue over the next 17 days.

Is Washington Dulles Intl weather warmer or cooler than Knoxville?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Knoxville is generally hotter than in Washington Dulles Intl.

Alternative routes for Washington Dulles Intl to Knoxville

Destination information for Knoxville

Things to know before you go. Useful info for your trip from Washington Dulles Intl to Knoxville
Average temperature for July in Knoxville
89.6 °F
Avg rainfall for July in Knoxville
5.1 ″

Airports servicing Washington

Airports servicing Knoxville

Hourly flight availability from Washington Dulles Intl to Knoxville

Afternoon Noon to 6 PM 100% of IAD to TYS departures
Early morning Midnight to 6 AM 0% of IAD to TYS departures
Morning 6 AM to noon 0% of IAD to TYS departures
Evening 6 PM to midnight 0% of IAD to TYS departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Washington Dulles Intl to Knoxville
Sunday
6 daily flights
Monday
7 daily flights
Tuesday
6 daily flights
Wednesday
6 daily flights
Thursday
6 daily flights
Friday
6 daily flights
Saturday
5 daily flights