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Reagan-National

$110+ Cheap flights from Knoxville (TYS) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DCA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Washington, D.C. Reagan-National are usually found in August or January, booked 59 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap flight deals from Knoxville to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$189
(American Airlines)

One-way from

$110
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$304

Good round-trip deal

$251 or less

Good one-way deal

$125 or less
From Knoxville McGhee Tyson to Washington, D.C. Reagan-National
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One-way flight from Knoxville McGhee Tyson to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 0% potential increase in price ($0 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Knoxville McGhee Tyson to Washington, D.C. Reagan-National.
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Price to beat on a one-way flight from Knoxville McGhee Tyson to Washington, D.C. Reagan-National.
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Find flight deals from Knoxville to Reagan-National

Cheapest flights from Knoxville to Reagan-National
Explore the most affordable flight options available from Knoxville to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:03 amTYS - DCA
Nonstop1h 42mAmerican Airlines
Mon 10/278:19 amDCA - TYS
Nonstop1h 54mAmerican Airlines
Deal found 9/15$189
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amTYS - DCA
Nonstop1h 49mAmerican Airlines
Mon 10/68:19 amDCA - TYS
Nonstop1h 54mAmerican Airlines
Deal found 9/15$194
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:20 pmTYS - DCA
Nonstop1h 39mAmerican Airlines
Sat 10/41:55 pmDCA - TYS
Nonstop1h 46mAmerican Airlines
Deal found 9/15$199
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:44 amTYS - DCA
1 stop3h 26mDelta
Mon 10/136:59 amDCA - TYS
1 stop3h 46mDelta
Deal found 9/17$209
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3012:25 pmTYS - DCA
1 stop6h 34mDelta
Sat 10/46:20 pmDCA - TYS
1 stop5h 24mDelta
Deal found 9/15$219
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:00 amTYS - DCA
1 stop3h 59mAmerican Airlines
Wed 10/298:24 pmDCA - TYS
Nonstop1h 45mAmerican Airlines
Deal found 9/17$220
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:25 amTYS - DCA
Nonstop1h 49mAmerican Airlines
Mon 9/298:30 amDCA - TYS
Nonstop2h 07mAmerican Airlines
Deal found 9/14$224
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:06 amTYS - DCA
Nonstop1h 43mAmerican Airlines
Tue 11/181:59 pmDCA - TYS
Nonstop1h 49mAmerican Airlines
Deal found 9/15$231
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:17 pmTYS - DCA
1 stop16h 47mFrontier
Sun 11/168:15 amDCA - TYS
1 stop10h 07mFrontier
Deal found 9/15$240

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Knoxville to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Knoxville

Fly to

Reagan-National

Route

Depart

Return

Price

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Fri 10/24

6:03 am-7:45 am

Nonstop1h 42m

Washington, D.C. Reagan-National

Mon 10/27

8:19 am-10:13 am

Nonstop1h 54m

$189

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 10/9

10:43 am-12:14 pm

Nonstop1h 31m

Washington, D.C. Reagan-National

Mon 10/13

8:24 pm-10:09 pm

Nonstop1h 45m

$189

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Fri 10/17

6:03 am-7:45 am

Nonstop1h 42m

Washington, D.C. Reagan-National

Sun 10/19

8:02 pm-9:53 pm

Nonstop1h 51m

$189

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Tue 12/9

3:56 pm-7:33 pm

1 stop3h 37m

Washington, D.C. Reagan-National

Mon 1/19

5:15 pm-9:32 pm

1 stop4h 17m

$209

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 10/9

3:48 pm-7:33 pm

1 stop3h 45m

Washington, D.C. Reagan-National

Mon 10/13

7:59 am-2:43 pm

1 stop6h 44m

$209

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Mon 12/8

7:59 pm-11:39 pm

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 1/19

5:15 pm-9:32 pm

1 stop4h 17m

$209

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 12/11

7:59 pm-11:39 pm

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 1/19

5:15 pm-9:32 pm

1 stop4h 17m

$209

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Tue 9/30

12:25 pm-6:59 pm

1 stop6h 34m

Washington, D.C. Reagan-National

Sat 10/4

6:20 pm-11:44 pm

1 stop5h 24m

$219

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 10/30

4:41 pm-6:17 pm

Nonstop1h 36m

Washington, D.C. Reagan-National

Sat 11/1

6:59 am-12:31 pm

1 stop5h 32m

$220

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Sat 9/27

6:25 am-8:14 am

Nonstop1h 49m

Washington, D.C. Reagan-National

Mon 9/29

8:30 am-10:37 am

Nonstop2h 07m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 21 results
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Best time to book a flight from Knoxville to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Knoxville to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Reagan-National. Price data was last updated on September 12, 2025.

The best time to book flights from Knoxville to Washington, D.C. Reagan-National Airport is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Knoxville to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Knoxville to Washington, D.C. Reagan-National Airport (average of $278). Flying from Knoxville to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to DCA?

Find hourly flight availability from Knoxville to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s optimal to fly from Knoxville to Washington, D.C. Reagan-National Airport at noon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated September 17, 2025.
See what other customers who have flown with American Airlines from Knoxville to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Washington, D.C. Reagan-National?

    If you book a flight to Washington, D.C. Reagan-National from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 3 flights from McGhee Tyson to Washington, D.C. Reagan-National per day from 1 airline.

  • How long is the flight from Knoxville to Washington, D.C. Reagan-National Airport?

    For as low as $189, American Airlines can have you in Washington, D.C. Reagan-National Airport from Knoxville in 1h 42m. Airlines will cover a distance of 436 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Knoxville to Washington, D.C. Reagan-National Airport round-trip?

    According to our current data, American Airlines ($189), offers the cheapest pricing from Knoxville to Washington, D.C. Reagan-National Airport. You may be able to fly from Knoxville to Washington, D.C. Reagan-National Airport for 36% less than the average price by searching for this airline.

  • What are the most reliable airlines from Knoxville to Washington, D.C. Reagan-National Airport?

    Before booking your flight to Washington, D.C. Reagan-National Airport from Knoxville, check out the most reliable airlines to get you to your destination on time: Republic Airways (85%), Alaska Airlines (74%), American Airlines( 71%).

  • What are the cheapest flights from Knoxville to Washington, D.C. Reagan-National Airport?

    On average you can expect to pay $334 for a flight from Knoxville to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $89 while the most popular route, (Knoxville McGhee Tyson - Washington, D.C. Reagan-National) is currently priced at $209.

  • Can I find deals for flights from Knoxville to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Knoxville to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Reagan-National.

  • Can I find deals for business class flights from Knoxville to Reagan-National?

    Yes. Cheapflights offers flight deals from Knoxville to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Knoxville to Washington, D.C. Reagan-National Airport (average of $278). Flying from Knoxville to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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Top airline flying from Knoxville to Reagan-National

Discover the top airline that operate flights from Knoxville to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$291FlexibilityNo cancel feeOn-time71%

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