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Cheap flights from Knoxville to Washington, D.C. Reagan-National Airport from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Washington, D.C. Reagan-National Airport departing on 2/6. 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 Knoxville to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Knoxville to Washington, D.C. 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 Knoxville to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Knoxville to Washington, D.C.? 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 Washington, D.C., so you can enjoy a seamless trip without layovers.

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

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

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
4:19 pm - 12:06 pmTYS-DCA
19h 47m1 stop
6:00 pm - 3:19 pmDCA-TYS
21h 19m1 stop
$140Frontier
Find Deal
Thu, Feb 6 - Sat, Feb 8
4:19 pm - 4:59 pmTYS-DCA
24h 40m1 stop
6:00 pm - 3:19 pmDCA-TYS
21h 19m1 stop
$166Frontier
Find Deal
Sun, Feb 2 - Wed, Feb 5
4:19 pm - 4:59 pmTYS-DCA
24h 40m1 stop
7:00 am - 3:19 pmDCA-TYS
8h 19m1 stop
$170Frontier
Find Deal
Sun, Feb 2 - Thu, Feb 6
4:19 pm - 4:59 pmTYS-DCA
24h 40m1 stop
6:00 pm - 3:19 pmDCA-TYS
21h 19m1 stop
$190Frontier
Find Deal
Thu, Jan 30 - Sat, Feb 1
6:00 am - 7:41 amTYS-DCA
1h 41mnonstop
4:59 pm - 6:40 pmDCA-TYS
1h 41mnonstop
$199American Airlines
Find Deal
Tue, Feb 11 - Tue, Feb 11
7:00 am - 11:59 amTYS-DCA
4h 59m1 stop
5:05 pm - 10:41 pmDCA-TYS
5h 36m1 stop
$219United Airlines
Find Deal
Tue, Feb 11 - Tue, Feb 11
6:00 am - 7:41 amTYS-DCA
1h 41mnonstop
8:19 am - 10:10 amDCA-TYS
1h 51mnonstop
$229American Airlines
Find Deal
Tue, Jan 28 - Thu, Jan 30
1:00 pm - 8:00 pmTYS-DCA
7h 00m1 stop
11:05 am - 4:11 pmDCA-TYS
5h 06m1 stop
$279Delta
Find Deal
Fri, Feb 7 - Sun, Feb 9
5:47 pm - 10:47 pmTYS-DCA
5h 00m1 stop
8:30 am - 1:18 pmDCA-TYS
4h 48m1 stop
$309United Airlines
Find Deal
Tue, Jan 28 - Thu, Jan 30
8:00 am - 12:41 pmTYS-DCA
4h 41m1 stop
11:00 am - 4:44 pmDCA-TYS
5h 44m1 stop
$339Delta
Find Deal
Sat, Mar 22 - Sat, Mar 29
4:19 pm - 4:59 pmTYS-DCA
24h 40m1 stop
$65Frontier
Find Deal
Thu, Feb 6
4:19 pm - 12:06 pmTYS-DCA
19h 47m1 stop
$76Frontier
Find Deal
Sun, Feb 9
10:40 am - 12:18 pmTYS-DCA
1h 38mnonstop
$130American Airlines
Find Deal
Thu, Feb 6
4:19 pm - 4:59 pmTYS-DCA
24h 40m1 stop
$136Frontier
Find Deal
Thu, Jan 23
5:00 pm - 10:39 pmTYS-DCA
5h 39m1 stop
$140Delta
Find Deal
Fri, Feb 7
5:00 pm - 10:55 pmTYS-DCA
5h 55m1 stop
$170Delta
Find Deal
Mon, Apr 7
4:43 pm - 12:03 pmTYS-DCA
19h 20m1 stop
$186Frontier
Find Deal
Sun, Mar 9
7:37 pm - 9:14 pmTYS-DCA
1h 37mnonstop
$189American Airlines
Find Deal
Sun, Mar 9
7:00 am - 9:41 pmTYS-DCA
14h 41m2 stops
$275United Airlines
Find Deal
Sat, Feb 8
1:59 pm - 2:22 pmTYS-DCA
24h 23m2 stops
$280United Airlines
Find Deal
Fri, Feb 7
7:25 am - 12:00 pmTYS-DCA
4h 35m1 stop
7:30 am - 11:23 amDCA-TYS
3h 53m1 stop
$504Delta
Find Deal
Wed, Jan 15 - Wed, Jan 22
7:17 pm - 8:59 pmTYS-DCA
1h 42mnonstop
8:19 am - 10:10 amDCA-TYS
1h 51mnonstop
$549American Airlines
Find Deal
Mon, Jan 13 - Fri, Jan 17
8:05 pm - 11:45 pmTYS-DCA
3h 40m1 stop
8:19 am - 10:10 amDCA-TYS
1h 51mnonstop
$559American Airlines
Find Deal
Mon, Jan 13 - Fri, Jan 17
5:47 pm - 11:59 pmTYS-DCA
6h 12m1 stop
5:05 pm - 10:41 pmDCA-TYS
5h 36m1 stop
$569United Airlines
Find Deal
Mon, Jan 13 - Fri, Jan 17
7:00 am - 3:24 pmTYS-DCA
8h 24m2 stops
11:30 am - 4:59 pmDCA-TYS
5h 29m1 stop
$701United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
6:20 am - 7:26 pmTYS-DCA
13h 06m2 stops
5:05 pm - 10:41 pmDCA-TYS
5h 36m1 stop
$783United Airlines
Find Deal
Mon, Jan 13 - Fri, Jan 17
1:59 pm - 9:41 pmTYS-DCA
7h 42m2 stops
11:30 am - 4:59 pmDCA-TYS
5h 29m1 stop
$951United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
6:00 am - 7:41 amTYS-DCA
1h 41mnonstop
4:59 pm - 6:40 pmDCA-TYS
1h 41mnonstop
$199American Airlines
Find Deal
Tue, Feb 11 - Tue, Feb 11
6:00 am - 7:41 amTYS-DCA
1h 41mnonstop
8:19 am - 10:10 amDCA-TYS
1h 51mnonstop
$229American Airlines
Find Deal
Tue, Jan 28 - Thu, Jan 30
7:17 pm - 8:59 pmTYS-DCA
1h 42mnonstop
8:28 am - 10:30 amDCA-TYS
2h 02mnonstop
$259American Airlines
Find Deal
Fri, Feb 7 - Sun, Feb 16
11:03 am - 12:31 pmTYS-DCA
1h 28mnonstop
8:05 pm - 9:52 pmDCA-TYS
1h 47mnonstop
$260American Airlines
Find Deal
Sat, Feb 22 - Sat, Mar 1
7:22 am - 8:59 amTYS-DCA
1h 37mnonstop
7:45 pm - 9:21 pmDCA-TYS
1h 36mnonstop
$279American Airlines
Find Deal
Sun, May 4 - Sun, May 11
7:00 am - 8:49 amTYS-DCA
1h 49mnonstop
8:20 am - 10:11 amDCA-TYS
1h 51mnonstop
$288American Airlines
Find Deal
Thu, Jul 3 - Wed, Jul 9
7:22 am - 8:59 amTYS-DCA
1h 37mnonstop
7:55 pm - 9:49 pmDCA-TYS
1h 54mnonstop
$318American Airlines
Find Deal
Sun, Apr 20 - Fri, Apr 25
5:05 pm - 6:43 pmTYS-DCA
1h 38mnonstop
2:54 pm - 4:33 pmDCA-TYS
1h 39mnonstop
$328American Airlines
Find Deal
Sun, Jun 29 - Sun, Jul 6
4:23 pm - 5:59 pmTYS-DCA
1h 36mnonstop
7:59 pm - 9:57 pmDCA-TYS
1h 58mnonstop
$342American Airlines
Find Deal
Sat, Mar 22 - Sat, Mar 29
10:40 am - 12:18 pmTYS-DCA
1h 38mnonstop
8:19 am - 10:10 amDCA-TYS
1h 51mnonstop
$344American Airlines
Find Deal
Fri, Jan 24 - Sun, Feb 2

Frontier flights from Knoxville to Washington, D.C. Reagan-National Airport

Our best Frontier deals on Knoxville to Washington, D.C. Reagan-National Airport flight tickets
Frontier
Feb 6
TYS4:19 pmKnoxville McGhee Tyson
19h 47m
1 stop
DCA12:06 pmWashington, D.C. Reagan-National
Feb 8
DCA6:00 pmWashington, D.C. Reagan-National
21h 19m
1 stop
TYS3:19 pmKnoxville McGhee Tyson
Frontier
Feb 2
TYS4:19 pmKnoxville McGhee Tyson
24h 40m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Feb 5
DCA6:00 pmWashington, D.C. Reagan-National
21h 19m
1 stop
TYS3:19 pmKnoxville McGhee Tyson
Frontier
Feb 2
TYS4:19 pmKnoxville McGhee Tyson
24h 40m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Feb 6
DCA7:00 amWashington, D.C. Reagan-National
8h 19m
1 stop
TYS3:19 pmKnoxville McGhee Tyson

American Airlines flights from Knoxville to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Knoxville to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Feb 11
TYS6:00 amKnoxville McGhee Tyson
1h 41m
DCA7:41 amWashington, D.C. Reagan-National
Feb 11
DCA4:59 pmWashington, D.C. Reagan-National
1h 41m
TYS6:40 pmKnoxville McGhee Tyson
American Airlines
Jan 28
TYS6:00 amKnoxville McGhee Tyson
1h 41m
DCA7:41 amWashington, D.C. Reagan-National
Jan 30
DCA8:19 amWashington, D.C. Reagan-National
1h 51m
TYS10:10 amKnoxville McGhee Tyson
American Airlines
Jan 28
TYS7:17 pmKnoxville McGhee Tyson
1h 42m
DCA8:59 pmWashington, D.C. Reagan-National
Jan 30
DCA6:30 amWashington, D.C. Reagan-National
4h 22m
1 stop
TYS10:52 amKnoxville McGhee Tyson

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Knoxville to Washington, D.C. Reagan-National Airport

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 Washington, D.C. Reagan-National Airport?

The month of September is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Knoxville, with most prices found around $248. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $253.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Knoxville to Washington, D.C. Reagan-National Airport is on a Saturday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Saturday will often find tickets for as low as $249. Flights from Knoxville to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $358. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Knoxville to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $308. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the evening when prices are around $359.

What is the cheapest Knoxville McGhee Tyson to Washington, D.C. Reagan-National flight route?

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

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

Most flyers found that booking tickets 53 days in advance of their planned departure date is the best time to get cheap flights to Washington, D.C. Reagan-National Airport. During this timeframe, flight prices are around $323. In the past 72 hours, momondo users found flights from Knoxville to Washington, D.C. Reagan-National Airport for as low as $157.

What cabin class options are available on Knoxville McGhee Tyson to Washington, D.C. Reagan-National flights?

There are 4 cabin classes available to choose from on Knoxville McGhee Tyson to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Knoxville to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of January 2025, prices for Knoxville to Washington, D.C. Reagan-National Airport flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Knoxville to Washington, D.C. Reagan-National Airport

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

Cheap Knoxville to Washington, D.C. Reagan-National Airport (TYS to DCA) flight deals and tips

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

Best Price Found

$65

Fastest flight time

1h 36m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Knoxville in the past 72 hours is $65. The best round-trip flight deal from Knoxville to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $140.
The fastest flight from Knoxville to Washington, D.C. Reagan-National Airport takes 1h 36m
Direct flights go from Knoxville to Washington, D.C. Reagan-National Airport every day.

  • How far is Knoxville McGhee Tyson to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 426.9 mi away from Knoxville McGhee Tyson. Flights usually cover this in 1h 36m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Knoxville McGhee Tyson Airport to Washington, D.C. Reagan-National Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Knoxville to Washington, D.C. Reagan-National Airport?

  • What is the most popular airline from Knoxville to Washington, D.C. Reagan-National Airport?


Best airlines flying from Knoxville to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Knoxville to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $189Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • American Airlines Flights From Knoxville to Washington, D.C. Reagan-National Airport

    American Airlines flight deals from Knoxville to Washington, D.C. Reagan-National Airport start from $189 round-trip. Over the 20 American Airlines flights for this route in a normal week, average airfare is usually $312 round-trip - but some users have found much cheaper deals with momondo.


Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Knoxville.

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

Yes. All flights to Washington, D.C. from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Knoxville to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Knoxville to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.


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