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Cheap flights from Knoxville to Washington, D.C. from R1 863

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Knoxville to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
16:11 - 20:39TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
4h 28m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 - 9:34DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
3h 34m1 stop Atlanta Hartsfield-Jackson
R3 709Delta
Thu, Oct 15 - Wed, Oct 21
Southwest Logo
13:00 - 22:40TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
9h 40m1 stop Orlando
Southwest Logo
19:15 - 22:45DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
3h 30m1 stop Nashville Intl
R3 726Southwest
Wed, Oct 14 - Mon, Oct 19
Southwest Logo
17:15 - 22:00TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
4h 45m1 stop Nashville Intl
Southwest Logo
12:00 - 20:35DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
8h 35m2 stops Atlanta Hartsfield-Jackson Nashville Intl
R3 791Southwest
Tue, Nov 10 - Thu, Nov 12
Southwest Logo
13:00 - 22:40TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
9h 40m1 stop Orlando
Southwest Logo
12:20 - 21:05DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
8h 45m2 stops Lambert-St Louis Nashville Intl
R3 889Southwest
Wed, Oct 21 - Wed, Oct 28
Delta Logo
7:07 - 10:54TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
3h 47m1 stop Atlanta Hartsfield-Jackson
Delta Logo
13:45 - 20:40DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
6h 55m1 stop Atlanta Hartsfield-Jackson
R4 020Delta
Fri, Jan 8 - Mon, Jan 11
Delta Logo
6:00 - 10:54TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
4h 54m1 stop Atlanta Hartsfield-Jackson
Delta Logo
19:30 - 23:46DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
4h 16m1 stop Atlanta Hartsfield-Jackson
R4 053Delta
Fri, Jan 8 - Mon, Jan 11
Delta Logo
14:38 - 19:33TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
4h 55m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 - 9:34DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
3h 34m1 stop Atlanta Hartsfield-Jackson
R4 200Delta
Thu, Oct 22 - Sun, Oct 25
Delta Logo
19:45 - 23:47TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
4h 02m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:59 - 13:40DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
5h 41m1 stop Atlanta Hartsfield-Jackson
R4 232Delta
Thu, Oct 22 - Sun, Oct 25
Delta Logo
18:23 - 22:49TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
4h 26m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 - 10:45DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
4h 45m1 stop Atlanta Hartsfield-Jackson
R4 461Delta
Thu, Oct 29 - Sun, Nov 1
Delta Logo
16:01 - 20:38TYS  Knoxville McGhee Tyson-DCA Washington, D.C. Reagan-National
4h 37m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:15 - 13:51DCA  Washington, D.C. Reagan-National-TYS Knoxville McGhee Tyson
3h 36m1 stop Atlanta Hartsfield-Jackson
R4 526Delta
Sat, Dec 5 - Tue, Dec 8

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Delta flights from Knoxville to Washington, D.C.

Our best Delta deals on Knoxville to Washington, D.C. flight tickets
Delta
Oct 15
TYS16:11Knoxville McGhee Tyson
4h 28m
1 stop
DCA20:39Washington, D.C. Reagan-National
Oct 21
DCA6:00Washington, D.C. Reagan-National
3h 34m
1 stop
TYS9:34Knoxville McGhee Tyson
R3 709
Delta
Jan 8
TYS7:07Knoxville McGhee Tyson
3h 47m
1 stop
DCA10:54Washington, D.C. Reagan-National
Jan 11
DCA13:45Washington, D.C. Reagan-National
6h 55m
1 stop
TYS20:40Knoxville McGhee Tyson
R4 020
Delta
Jan 8
TYS6:00Knoxville McGhee Tyson
4h 54m
1 stop
DCA10:54Washington, D.C. Reagan-National
Jan 11
DCA19:30Washington, D.C. Reagan-National
4h 16m
1 stop
TYS23:46Knoxville McGhee Tyson
R4 053

Southwest flights from Knoxville to Washington, D.C.

Our best Southwest deals on Knoxville to Washington, D.C. flight tickets
Southwest
Oct 14
TYS13:00Knoxville McGhee Tyson
9h 40m
1 stop
DCA22:40Washington, D.C. Reagan-National
Oct 19
DCA19:15Washington, D.C. Reagan-National
3h 30m
1 stop
TYS22:45Knoxville McGhee Tyson
R3 726
Southwest
Nov 10
TYS17:15Knoxville McGhee Tyson
4h 45m
1 stop
DCA22:00Washington, D.C. Reagan-National
Nov 12
DCA12:00Washington, D.C. Reagan-National
8h 35m
2 stops
TYS20:35Knoxville McGhee Tyson
R3 791
Southwest
Oct 21
TYS13:00Knoxville McGhee Tyson
9h 40m
1 stop
DCA22:40Washington, D.C. Reagan-National
Oct 28
DCA12:20Washington, D.C. Reagan-National
8h 45m
2 stops
TYS21:05Knoxville McGhee Tyson
R3 889

momondo Fare Finder

 
Use the filters below to find and compare flights from Knoxville to Washington, D.C. that are best for you.

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Thu 15/10

16:11-20:39

1 stop4h 28m

Washington, D.C. Reagan-National

Wed 21/10

6:00-9:34

1 stop3h 34m

R3 709

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Wed 14/10

13:00-22:40

1 stop9h 40m

Washington, D.C. Reagan-National

Mon 19/10

19:15-22:45

1 stop3h 30m

R3 726

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Tue 10/11

17:15-22:00

1 stop4h 45m

Washington, D.C. Reagan-National

Thu 12/11

12:00-20:35

2 stops8h 35m

R3 791

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Wed 21/10

13:00-22:40

1 stop9h 40m

Washington, D.C. Reagan-National

Wed 28/10

12:20-21:05

2 stops8h 45m

R3 889

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Fri 8/1

7:07-10:54

1 stop3h 47m

Washington, D.C. Reagan-National

Mon 11/1

13:45-20:40

1 stop6h 55m

R4 020

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Fri 8/1

6:00-10:54

1 stop4h 54m

Washington, D.C. Reagan-National

Mon 11/1

19:30-23:46

1 stop4h 16m

R4 053

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Thu 22/10

14:38-19:33

1 stop4h 55m

Washington, D.C. Reagan-National

Sun 25/10

6:00-9:34

1 stop3h 34m

R4 200

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Thu 22/10

19:45-23:47

1 stop4h 02m

Washington, D.C. Reagan-National

Sun 25/10

7:59-13:40

1 stop5h 41m

R4 232

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Thu 29/10

18:23-22:49

1 stop4h 26m

Washington, D.C. Reagan-National

Sun 1/11

6:00-10:45

1 stop4h 45m

R4 461

KnoxvilleWashington, D.C.

TYS Knoxville McGhee Tyson - DCA Washington, D.C. Reagan-National

TYSDCA

Knoxville McGhee Tyson

Sat 5/12

16:01-20:38

1 stop4h 37m

Washington, D.C. Reagan-National

Tue 8/12

10:15-13:51

1 stop3h 36m

R4 526

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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 typical price of a round-trip flight between Knoxville and Washington, D.C.?

Prices are currently typical for flights on this route.

Typical prices usually range from R3 301 to R7 713.
The lowest price recently found on this route was R3 709.

What is the cheapest month to fly to Washington, D.C.?

In general, February is the cheapest month to fly from Knoxville to Washington, D.C.. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R3 513. If you aren’t able to travel during the month of February, then book flights to Washington, D.C. from Knoxville during January instead. Flights to Washington, D.C. in January, while not as cheap as those in February, still average around R3 562.

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

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

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

There is only 1 cabin class available to choose from on Knoxville to Washington, D.C. 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 Knoxville to Washington, D.C. flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Washington, D.C..

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

As of September 2026, prices for Knoxville to Washington, D.C. flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Knoxville to Washington, D.C.

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

Cheap Knoxville to Washington, D.C. (TYS to WAS) flight deals and tips

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

Best price found

R1 863

Direct flights

Mon

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from Knoxville in the past 72 hours is R1 863. The best return flight deal from Knoxville to Washington, D.C. found on momondo in the last 72 hours is R3 709.
Direct flights go from Knoxville to Washington, D.C. on Monday. There are no airlines offering direct flights..
There are 2 airports in Washington, D.C.. From Knoxville there are direct flights to Washington, D.C. Reagan-National (DCA).
Search flight deals

Frequently asked questions about flying from Knoxville to Washington, D.C.

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

    The straight-line distance from Knoxville McGhee Tyson to Washington, D.C. is 689,8 km.

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

    Prices for flights from Knoxville McGhee Tyson Airport to Washington, D.C. refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Washington, D.C..

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

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Arlington
Cambridge
Owings Mills

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?

All flight searches from Knoxville to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Knoxville.

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

Yes. momondo can track prices for Knoxville to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport