Cheap Flights from Washington D.C. (WASA) to Knoxville (TYS)

Compare Washington D.C. to Knoxville flight deals

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Flight deals from Washington D.C. to Knoxville Airport

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Knoxville Airport? If you want to travel next month, return fares start from £46. Find the lowest prices on one-way and return tickets right here.

Knoxville.£23 per passenger.Departing Sun, 17 May.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Washington Dulles on Sun, 17 May, arriving in Knoxville.Price includes taxes and charges.From £23, select.

Knoxville.£23 per passenger.Departing Sun, 12 Apr.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Washington Dulles on Sun, 12 Apr, arriving in Knoxville.Price includes taxes and charges.From £23, select.

Knoxville.£30 per passenger.Departing Fri, 19 Jun.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Washington Dulles on Fri, 19 Jun, arriving in Knoxville.Price includes taxes and charges.From £30, select.

Knoxville.£30 per passenger.Departing Mon, 13 Jul.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Washington Dulles on Mon, 13 Jul, arriving in Knoxville.Price includes taxes and charges.From £30, select.

Knoxville.£38 per passenger.Departing Thu, 12 Nov.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Washington Dulles on Thu, 12 Nov, arriving in Knoxville.Price includes taxes and charges.From £38, select.

Knoxville.£41 per passenger.Departing Thu, 22 Oct.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Washington Dulles on Thu, 22 Oct, arriving in Knoxville.Price includes taxes and charges.From £41, select.

Knoxville.£313 per passenger.Departing Tue, 31 Mar.One-way flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Tue, 31 Mar, arriving in Knoxville.Price includes taxes and charges.From £313, select.

Find the cheapest month to fly from Washington D.C. to Knoxville

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Knoxville flights are currently cheapest in April.

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Direct flights from Washington D.C. to Knoxville

Washington D.C. to Knoxville: Alternative routes

Compare routes from Washington D.C. to Knoxville below. You may find an airport to fly into that's cheaper, faster, or easier than Knoxville.

Knoxville

11 miles from central Knoxville

ClosestCheapest

from £23

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Washington D.C. to Knoxville: Flight information

The things to know before you go.

Cheapest flight found	£23
Cheapest month to fly	April
Average flight time	1 hr, 44 mins
Most popular airline	American Airlines
Average flights per week	672

Finding cheap flights from Washington D.C. to Knoxville: Frequently asked questions

How much are return flights from Washington D.C. to Knoxville?

The best price we found for a return flight from Washington D.C. to Knoxville is £46. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Washington D.C. to Knoxville?

1 hour and 43 minutes is the average flight time from Washington D.C. to Knoxville.

Which airlines fly direct from Washington D.C. to Knoxville?

American Airlines, PSA Airlines and United fly direct from Washington D.C. to Knoxville.

How many flights are there a week from Washington D.C. to Knoxville?

As of March 2026, there are 448 flights per week flying from Washington D.C. to Knoxville.

When is the cheapest time to fly from Washington D.C. to Knoxville?

The cheapest month to fly from Washington D.C. to Knoxville is usually April.

Which upcoming date is cheapest to fly from Washington D.C. to Knoxville Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Knoxville Airport on Thursday, 16 April 2026.

Can I get a direct flight from Washington D.C. to Knoxville Airport?

Yes – the average flight time is 1 hour and 43 minutes.

How can I find the best flight deal to Knoxville?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Knoxville but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Knoxville?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Knoxville is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Washington D.C. to Knoxville with?

The cheapest airline that flies to Knoxville is Allegiant Air .

Flying from Washington DC to McGhee Tyson Airport (TYS): What you need to know

Start your journey at one of Washington DC's main airports, Ronald Reagan National Airport (DCA) or Washington Dulles International Airport (IAD). Check out your options for booking a flight from Washington DC to McGhee Tyson Airport (TYS) departing from either of these.
The average time for a direct Washington DC to McGhee Tyson Airport flight is 1 hour 50 minutes.
Knoxville's timezone is UTC-4, which is the same as Washington DC. McGhee Tyson Airport is located in Knoxville.
The busiest route is from Ronald Reagan National Airport (DCA) to McGhee Tyson Airport (TYS), with 21 direct weekly services. If you're looking to take off without delay, the earliest flight from DCA to TYS is the 7:30am American Airlines service. If a later flight fits your day better, the final departure is at 8:10pm with American Airlines.
To ensure you catch your flight from Washington DC to TYS, leave plenty of time to navigate the airport and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.
High season means busier airports, so plan to arrive even earlier. Give yourself at least two hours before a domestic flight and four hours for an international journey to stay on schedule.

Airports in Washington DC

Ronald Reagan National Airport (DCA)

Reach your destination without the detour from Ronald Reagan National Airport (DCA). Nonstop flights from Washington DC to McGhee Tyson Airport (TYS) operate from here.
Book your direct flight from Washington DC to McGhee Tyson Airport with American Airlines. This top airline offers services from DCA.
The preferred airline for passengers flying between DCA and TYS is American Airlines.
With 68.82% of its services arriving as planned, American Airlines is the top performer for punctuality on this route.
Located around 8 kms (5 miles) from central Washington DC, DCA can be reached in about 15 minutes by car (depending on traffic). The journey on public transport takes roughly 45 minutes.
Looking for a convenient hotel close to Ronald Reagan National Airport? If you're catching an early flight from Washington DC to McGhee Tyson Airport, these stays will put you conveniently close to check-in:
Of all flights departing from Ronald Reagan National Airport, 76.44% touch down on time at their destination.
You'll find DCA at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

Thinking of flying out of Washington Dulles International Airport (IAD)? Direct Washington DC to McGhee Tyson Airport (TYS) plane tickets can be booked from here.
United Airlines operates direct flights from Washington DC to TYS leaving from IAD. Book your favourite seat and arrive at your destination in a single journey.
On the IAD to TYS route, United Airlines is the favourite choice for most passengers.
With 72.51% of its services arriving as scheduled, United Airlines is the most punctual carrier flying between Washington Dulles International Airport and McGhee Tyson Airport.
On public transport, you can travel from central Washington DC to IAD in around 1 hour 10 minutes. The airport is roughly 56 kms (35 miles) away, and making the trip by car takes approximately 50 minutes.
Want to enjoy an extra night away before boarding your Washington DC to TYS flight? Check in to a hotel near Washington Dulles International Airport before your holiday officially starts. Here's where you can stay:
74.39% of flights out of Washington Dulles International Airport arrive according to schedule.
You'll find IAD at 1 Saarinen Circle.

Baltimore/Wash International Thurgood Marshall Airport (BWI)

From central Washington DC, BWI is around 48 kms (30 miles) away. It takes roughly 50 minutes to reach the airport by car and 1 hour 30 minutes or so if you take public transport.
Take the uncertainty out of departure day — stay close to Baltimore/Wash International Thurgood Marshall Airport and know you'll get to the terminal with time to spare. Get settled at one of these hotels the day before if you have an early Washington DC to McGhee Tyson Airport flight:
Airports have an on-time performance rating that monitors how often flights get to their destinations as expected. At BWI, that figure is 77.13%.

About McGhee Tyson Airport (TYS)

The last thing you want is a lengthy journey to your hotel if you're getting in late on a flight from Washington DC to McGhee Tyson Airport. Check in to one of these accommodation options near TYS instead:
Get your adventure underway by picking up a McGhee Tyson Airport rental car. Grab a set of wheels from Budget, Alamo or Avis and explore beyond Knoxville's main sights.
Lock in the best deal by reserving your ride around three weeks before your Washington DC to McGhee Tyson Airport flight.
TYS is located at 2055 Alcoa Highway.

How to find the cheapest flights from Washington DC to McGhee Tyson Airport (TYS)

At the moment, £23 is the lowest price we've found for a one-way ticket from Washington DC to McGhee Tyson Airport. The cheapest price for a return flight is £46. Remember fares can change due to availability at the time of booking.
To find cheap flights from Washington DC to TYS, book ahead. Airlines tend to offer lower fares when flights first go on sale.
If you can be flexible with your travel dates, try using the 'Whole month' tool. It'll give you the cheapest price in every month when searching for your Washington DC to McGhee Tyson Airport ticket.
You don't need to check back in every day to find out if fares have dropped when you create a Price Alert. We'll notify you as soon as a lower fare pops up on plane tickets from Washington DC to TYS.
Filters make it easier to snap up a deal on your flight from Washington DC to McGhee Tyson Airport. Pick the airlines, flight times and stops that match your plans. Then sort the results by 'Cheapest' to find the most affordable option fast.

The best time to fly from Washington DC to McGhee Tyson Airport (TYS)

February is the quietest month for flights from Washington DC to McGhee Tyson Airport (TYS), while July is the most popular. Work out the best time to visit Knoxville based on whether you prefer a lively atmosphere or a more laid-back vibe.
Before locking in your Washington DC to TYS plane ticket, consider what kind of weather you prefer. July is the warmest month in Knoxville, with temperatures ranging from 17ºC (63ºF) to 32ºC (90ºF).
If you like cooler conditions, look for a cheap ticket from Washington DC to McGhee Tyson Airport in January when temperatures are between -6ºC (21ºF) and 11ºC (52ºF).

More about Knoxville

Start your Knoxville trip right by choosing the perfect place to stay. Once you've booked your flight from Washington DC to McGhee Tyson Airport, check out our range of hotels including:
You'll find plenty of things to do in Knoxville when you're ready to see the sights. Kick off your exploring at Ijams Nature Centre followed by McClung Museum of Natural History and Culture and World's Fair Park.

Explore more of the United States

You've seen Knoxville, now it's time to discover other parts of the United States. Journey about 290 kms (180 miles) east to Charlotte to check off its must-visit sights. From Bechtler Museum of Modern Art to Discovery Place and NASCAR Hall of Fame, you've got a jam-packed schedule ahead.
Nashville is another favourite destination in the United States and is around 257 kms (160 miles) west of Knoxville. No trip is complete without dropping by Grand Ole Opry, Country Music Hall of Fame and Museum and The Johnny Cash Museum.