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Cheap flights from Washington, D.C. Dulles Intl Airport to Knoxville from $91

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Knoxville departing on 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Knoxville

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. Dulles Intl Airport to Knoxville that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. Dulles Intl Airport to Knoxville.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. Dulles Intl Airport to Knoxville? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Knoxville, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. Dulles Intl Airport to Knoxville

Find recent round-trip train or bus tickets from Washington, D.C. Dulles Intl Airport to Knoxville.

All round-trip flight deals to Knoxville

The cheapest plane tickets to Knoxville found on KAYAK recently.
8:30 am - 11:40 pmIAD-TYS
15h 10m1 stop
10:55 am - 6:00 pmTYS-IAD
7h 05m1 stop
Fri, Jan 3 - Mon, Jan 6
8:30 am - 11:40 pmIAD-TYS
15h 10m1 stop
10:55 am - 6:00 pmTYS-IAD
7h 05m1 stop
Fri, Jan 3 - Mon, Jan 6
8:30 am - 11:32 pmIAD-TYS
15h 02m1 stop
10:55 am - 6:00 pmTYS-IAD
7h 05m1 stop
Mon, Dec 30 - Mon, Jan 6
8:50 am - 10:44 amIAD-TYS
1h 54mnonstop
5:45 am - 7:31 amTYS-IAD
1h 46mnonstop
$259United Airlines
Find Deal
Thu, Jan 9 - Sun, Jan 12
8:25 am - 1:18 pmIAD-TYS
4h 53m1 stop
5:45 am - 7:31 amTYS-IAD
1h 46mnonstop
$269United Airlines
Find Deal
Thu, Jan 9 - Sat, Jan 11
8:50 am - 10:44 amIAD-TYS
1h 54mnonstop
5:45 am - 7:31 amTYS-IAD
1h 46mnonstop
$276United Airlines
Find Deal
Fri, Jan 31 - Sun, Feb 2
7:19 am - 10:59 amIAD-TYS
3h 40m1 stop
5:45 am - 11:40 amTYS-IAD
5h 55m1 stop
$363Delta
Find Deal
Wed, Jan 1 - Thu, Jan 9
5:00 am - 10:36 amIAD-TYS
5h 36m1 stop
9:08 am - 1:22 pmTYS-IAD
4h 14m1 stop
$378American Airlines
Find Deal
Tue, Jan 21 - Sat, Jan 25
5:00 am - 10:36 amIAD-TYS
5h 36m1 stop
6:30 am - 7:35 pmTYS-IAD
13h 05m2 stops
$397American Airlines
Find Deal
Sat, Jan 18 - Tue, Jan 21
6:00 am - 12:18 pmIAD-TYS
6h 18m1 stop
7:25 am - 11:48 amTYS-IAD
4h 23m1 stop
$518Delta
Find Deal
Thu, Jan 30 - Wed, Feb 5
8:30 am - 11:32 pmIAD-TYS
15h 02m1 stop
Mon, Dec 30
8:30 am - 11:40 pmIAD-TYS
15h 10m1 stop
Fri, Dec 27
8:50 am - 10:44 amIAD-TYS
1h 54mnonstop
$130United Airlines
Find Deal
Sun, Jan 26
6:00 am - 12:18 pmIAD-TYS
6h 18m1 stop
$139Delta
Find Deal
Wed, Jan 8
12:55 pm - 2:43 pmIAD-TYS
1h 48mnonstop
$160United Airlines
Find Deal
Wed, Jan 8
5:00 am - 9:59 amIAD-TYS
4h 59m1 stop
$224American Airlines
Find Deal
Tue, Dec 31
9:19 am - 2:06 pmIAD-TYS
4h 47m1 stop
$259American Airlines
Find Deal
Wed, Dec 25
7:35 am - 1:27 pmIAD-TYS
5h 52m1 stop
$319Delta
Find Deal
Thu, Mar 27
8:05 pm - 12:20 amIAD-TYS
52h 15m2 stops
$2,167Qatar Airways
Find Deal
Mon, Dec 23
8:05 pm - 12:12 amIAD-TYS
52h 07m2 stops
$2,333Qatar Airways
Find Deal
Tue, Dec 24
8:30 am - 11:32 pmIAD-TYS
15h 02m1 stop
10:55 am - 6:00 pmTYS-IAD
7h 05m1 stop
Mon, Dec 23 - Mon, Dec 30
12:40 pm - 12:04 pmIAD-TYS
23h 24m3 stops
10:55 am - 6:00 pmTYS-IAD
7h 05m1 stop
Mon, Dec 23 - Mon, Dec 30
5:30 pm - 7:22 pmIAD-TYS
1h 52mnonstop
9:50 am - 11:36 amTYS-IAD
1h 46mnonstop
$549United Airlines
Find Deal
Sun, Dec 22 - Wed, Dec 25
5:00 am - 8:40 amIAD-TYS
3h 40m1 stop
5:00 am - 8:49 amTYS-IAD
3h 49m1 stop
$568American Airlines
Find Deal
Sun, Dec 22 - Sat, Dec 28
5:20 pm - 11:41 pmIAD-TYS
30h 21m3 stops
11:45 am - 6:00 pmTYS-IAD
6h 15m1 stop
Fri, Dec 20 - Mon, Dec 23
5:30 pm - 7:22 pmIAD-TYS
1h 52mnonstop
10:45 am - 4:18 pmTYS-IAD
5h 33m1 stop
$598United Airlines
Find Deal
Fri, Dec 20 - Tue, Dec 24
12:55 pm - 2:43 pmIAD-TYS
1h 48mnonstop
7:24 pm - 9:10 pmTYS-IAD
1h 46mnonstop
$599United Airlines
Find Deal
Sat, Dec 21 - Mon, Dec 23
5:30 pm - 7:22 pmIAD-TYS
1h 52mnonstop
10:45 am - 11:49 amTYS-IAD
25h 04m2 stops
$608United Airlines
Find Deal
Fri, Dec 20 - Tue, Dec 24
5:00 am - 8:40 amIAD-TYS
3h 40m1 stop
2:38 pm - 7:40 pmTYS-IAD
5h 02m1 stop
$677American Airlines
Find Deal
Sun, Dec 22 - Fri, Dec 27
1:53 pm - 7:27 pmIAD-TYS
5h 34m1 stop
5:00 am - 8:49 amTYS-IAD
3h 49m1 stop
$724American Airlines
Find Deal
Sat, Dec 21 - Sat, Dec 28
12:55 pm - 2:43 pmIAD-TYS
1h 48mnonstop
5:45 am - 7:31 amTYS-IAD
1h 46mnonstop
$259United Airlines
Find Deal
Thu, Jan 9 - Sun, Jan 12
8:50 am - 10:44 amIAD-TYS
1h 54mnonstop
5:45 am - 7:31 amTYS-IAD
1h 46mnonstop
$276United Airlines
Find Deal
Fri, Jan 31 - Sun, Feb 2
8:50 am - 10:44 amIAD-TYS
1h 54mnonstop
9:35 am - 11:21 amTYS-IAD
1h 46mnonstop
$288United Airlines
Find Deal
Tue, Jan 21 - Sat, Jan 25
8:50 am - 10:44 amIAD-TYS
1h 54mnonstop
5:45 am - 7:31 amTYS-IAD
1h 46mnonstop
$319United Airlines
Find Deal
Mon, Jan 13 - Sun, Jan 19
12:55 pm - 2:43 pmIAD-TYS
1h 48mnonstop
5:45 am - 7:31 amTYS-IAD
1h 46mnonstop
$320United Airlines
Find Deal
Thu, Jan 9 - Sun, Jan 12
10:14 pm - 11:59 pmIAD-TYS
1h 45mnonstop
7:24 pm - 9:10 pmTYS-IAD
1h 46mnonstop
$344United Airlines
Find Deal
Mon, Dec 30 - Mon, Jan 6
10:05 pm - 11:44 pmIAD-TYS
1h 39mnonstop
5:50 am - 7:35 amTYS-IAD
1h 45mnonstop
$348United Airlines
Find Deal
Sat, Apr 12 - Sat, Apr 19
1:02 pm - 2:47 pmIAD-TYS
1h 45mnonstop
5:50 am - 7:35 amTYS-IAD
1h 45mnonstop
$380United Airlines
Find Deal
Thu, Apr 3 - Sun, Apr 6
8:45 am - 10:39 amIAD-TYS
1h 54mnonstop
5:40 am - 7:22 amTYS-IAD
1h 42mnonstop
$385United Airlines
Find Deal
Tue, Dec 31 - Sun, Mar 16
12:55 pm - 2:43 pmIAD-TYS
1h 48mnonstop
9:35 am - 11:21 amTYS-IAD
1h 46mnonstop
$394United Airlines
Find Deal
Wed, Jan 1 - Thu, Jan 9

United Airlines flights from Washington, D.C. Dulles Intl Airport to Knoxville

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Knoxville flight tickets
United Airlines
Jan 9
IAD8:50 amWashington, D.C. Dulles Intl
1h 54m
TYS10:44 amKnoxville McGhee Tyson
Jan 12
TYS5:45 amKnoxville McGhee Tyson
1h 46m
IAD7:31 amWashington, D.C. Dulles Intl
United Airlines
Jan 9
IAD8:25 amWashington, D.C. Dulles Intl
4h 53m
1 stop
TYS1:18 pmKnoxville McGhee Tyson
Jan 11
TYS5:45 amKnoxville McGhee Tyson
1h 46m
IAD7:31 amWashington, D.C. Dulles Intl
United Airlines
Jan 31
IAD8:50 amWashington, D.C. Dulles Intl
1h 54m
TYS10:44 amKnoxville McGhee Tyson
Feb 2
TYS5:45 amKnoxville McGhee Tyson
1h 46m
IAD7:31 amWashington, D.C. Dulles Intl

American Airlines flights from Washington, D.C. Dulles Intl Airport to Knoxville

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Knoxville flight tickets
American Airlines
Jan 21
IAD5:00 amWashington, D.C. Dulles Intl
5h 36m
1 stop
TYS10:36 amKnoxville McGhee Tyson
Jan 25
TYS9:08 amKnoxville McGhee Tyson
4h 14m
1 stop
IAD1:22 pmWashington, D.C. Dulles Intl
American Airlines
Jan 18
IAD5:00 amWashington, D.C. Dulles Intl
5h 36m
1 stop
TYS10:36 amKnoxville McGhee Tyson
Jan 21
TYS6:30 amKnoxville McGhee Tyson
13h 05m
2 stops
IAD7:35 pmWashington, D.C. Dulles Intl
American Airlines
Jan 31
IAD9:11 amWashington, D.C. Dulles Intl
11h 13m
2 stops
TYS8:24 pmKnoxville McGhee Tyson
Feb 2
TYS8:05 pmKnoxville McGhee Tyson
3h 53m
1 stop
IAD11:58 pmWashington, D.C. Dulles Intl

See travel insights to Knoxville from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Knoxville?

The month of January is, on average, the cheapest month to fly to Knoxville from Washington, D.C. Dulles Intl Airport, with most prices found around $286. If you aren’t able to travel during the month of January, then book flights to Knoxville from Washington, D.C. Dulles Intl Airport during August instead. Flights to Knoxville in August, while not as cheap as those in January, still average around $291.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Knoxville is on a Wednesday. Travelers who choose to depart for Knoxville on a Wednesday will often find tickets for as low as $295. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Knoxville for around $376.

What is the cheapest time of day to depart on your flight to Knoxville?

In the afternoon is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Knoxville when you can find flight prices for as low as $338. Flying to Knoxville in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the morning when prices are around $345.

What is the cheapest Washington, D.C. Dulles Intl to Knoxville McGhee Tyson flight route?

Fly from Washington, D.C. Dulles Intl to Knoxville McGhee Tyson for the best Washington, D.C. Dulles Intl - Knoxville McGhee Tyson flight prices

How far in advance should I book a flight to Knoxville?

We recommend purchasing flights from Washington, D.C. Dulles Intl Airport to Knoxville 52 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Knoxville for $391. Keep in mind that you might also find cheap flights to Knoxville outside of this time window. In fact, momondo users recently found flights from Washington, D.C. Dulles Intl Airport to Knoxville for $229.

What cabin class options are available on Washington, D.C. Dulles Intl to Knoxville McGhee Tyson flights?

There are 1 cabin classes available to choose from on Washington, D.C. Dulles Intl to Knoxville McGhee Tyson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Knoxville flights?

You could potentially save up to 30% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Knoxville flight.

How have Washington, D.C. Dulles Intl Airport to Knoxville flight prices changed over time?

As of December 2024, prices for Washington, D.C. Dulles Intl Airport to Knoxville flights are approximately 62% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Knoxville

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Knoxville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Knoxville (IAD to TYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Knoxville

Best Price Found

$91

Fastest flight time

1h 39m

Direct flights

Every day

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Washington, D.C. Dulles Intl Airport in the past 72 hours is $91. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Knoxville found on momondo in the last 72 hours is $217.
The fastest flight from Washington, D.C. Dulles Intl Airport to Knoxville takes 1h 39m
Direct flights go from Washington, D.C. Dulles Intl Airport to Knoxville every day.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)

  • How far is Washington, D.C. Dulles Intl to Knoxville McGhee Tyson by plane?

    A flight from Washington, D.C. Dulles Intl to Knoxville McGhee Tyson will travel around 410.2 mi. A reasonable flight in good conditions will take 1h 39m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Knoxville McGhee Tyson Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Knoxville McGhee Tyson Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Knoxville McGhee Tyson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The required travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Knoxville?

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Knoxville?


Best airlines flying from Washington, D.C. Dulles Intl Airport to Knoxville

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $231Free CancellationRating
7.4
9,059 reviews
Search United Airlines flights
  • United Airlines Flights From Washington, D.C. Dulles Intl Airport to Knoxville

    United Airlines operates around 7 flights from Washington, D.C. Dulles Intl Airport to Knoxville every week. The average price of these flights found in the last 72 hours has been $390, but momondo users have found United Airlines deals from Washington, D.C. Dulles Intl Airport to Knoxville from as low as $231 round-trip. United Airlines has been scored 7.4/10 in 9,059 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Knoxville?

It is quick and easy to find Washington, D.C. to Knoxville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Knoxville that suits you.

Can I find flights from Washington, D.C. to Knoxville with flexible booking policies on momondo?

momondo does allow users to show only those flights to Knoxville from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Knoxville?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Knoxville.

I’m not ready to book a flight from Washington, D.C. to Knoxville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Knoxville from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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