£182 Cheap Flights from Washington (IAD) to Knoxville (TYS)

View £182 flight on Sun, 17 May 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Alcoa - Knoxville Airport (TYS)

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Cheap Flights from Washington (IAD) to Knoxville (TYS)

Prices were available within the past 7 days and start at £182 for one-way flights and £205 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£205 Return, found 3 days ago
£205
Return
found 3 days ago
Select United flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £205 found 3 days ago
American Airlines
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£250 Return, found 3 days ago
£250
Return
found 3 days ago
Select American Airlines flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £250 found 3 days ago
United
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£257 Return, found 3 days ago
£257
Return
found 3 days ago
Select United flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £257 found 3 days ago
United
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£272 Return, found 3 days ago
£272
Return
found 3 days ago
Select United flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £272 found 3 days ago
United
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£276 Return, found 3 days ago
£276
Return
found 3 days ago
Select United flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £276 found 3 days ago
American Airlines
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£278 Return, found 3 days ago
£278
Return
found 3 days ago
Select American Airlines flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £278 found 3 days ago
United
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£284 Return, found 3 days ago
£284
Return
found 3 days ago
Select United flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £284 found 3 days ago
American Airlines
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£300 Return, found 3 days ago
£300
Return
found 3 days ago
Select American Airlines flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £300 found 3 days ago
American Airlines
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£302 Return, found 3 days ago
£302
Return
found 3 days ago
Select American Airlines flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £302 found 3 days ago
Delta
Sun, 17 May - Sat, 23 May
IAD
Washington
TYS
Knoxville
£402 Return, found 3 days ago
£402
Return
found 3 days ago
Select Delta flight, departing Sun, 17 May from Washington to Knoxville, returning Sat, 23 May, priced at £402 found 3 days ago

Frequently asked questions

How much is a flight from IAD to McGhee Tyson Airport (TYS)?
The lowest price advertised for a round-trip journey from IAD to TYS is £205. But you better get moving. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to Knoxville Airport?
Most flights can be cancelled online, but each airline has a different set of terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Dulles Intl. Airport to TYS that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Washington Dulles Intl. Airport (IAD) to TYS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dulles Intl. Airport to Knoxville Airport?
With a flight distance of 680 kilometres, it's only a short hop from IAD to TYS. It might be a quick journey, but it's still worth bringing along something to keep you busy on board.
Which airlines fly direct from Dulles Intl. Airport to Knoxville Airport?
If you're looking to fly straight from IAD to McGhee Tyson Airport (TYS), United Airlines (UA) is a popular choice. It operates 60 flights every month between Chantilly and Alcoa.
Are Washington Dulles Intl. Airport (IAD) to TYS flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes find a bargain, with some super cheap fares from Dulles Intl. Airport to Knoxville Airport cropping up a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines publish prices that far in advance.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
McGhee Tyson
Return price
£205
Distance
671 km
Average flight time
1 hour 46 mins

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