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Reagan-National

$90+ 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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DCA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 November or January, booked 59 days in advance, depart on a Wednesday or Thursday 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 junio 12, 2025.

Round-trip from

$186
(American Airlines)

One-way from

$90
(American Airlines)

Popular in

October

Cheapest in

November

Average price

$303

Good round-trip deal

$242 or less

Good one-way deal

$240 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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High demand for flights, 3% potential price rise
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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 June 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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 7/411:06 amTYS - DCA
Nonstop1h 42mAmerican Airlines
dom. 7/68:45 amDCA - TYS
Nonstop1h 56mAmerican Airlines
Deal found 6/10$186
This Delta deal was found by Cheapflights users on 6/12. 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.
vie. 7/46:00 pmTYS - DCA
1 stop4h 59mDelta
lun. 7/78:59 amDCA - TYS
1 stop6h 08mDelta
Deal found 6/12$204
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/147:00 amTYS - DCA
1 stop4h 59mUnited Airlines
lun. 8/185:00 pmDCA - TYS
1 stop5h 35mUnited Airlines
Deal found 6/10$214
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/175:25 pmTYS - DCA
1 stop18h 39mFrontier
jue. 8/217:00 amDCA - TYS
1 stop12h 41mFrontier
Deal found 6/12$318

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 junio 12, 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

vie. 7/4

11:06 am-12:48 pm

Nonstop1h 42m

Washington, D.C. Reagan-National

dom. 7/6

8:45 am-10:41 am

Nonstop1h 56m

$186

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

vie. 7/4

6:00 pm-10:59 pm

1 stop4h 59m

Washington, D.C. Reagan-National

lun. 7/7

8:59 am-3:07 pm

1 stop6h 08m

$204

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

jue. 8/14

7:00 am-11:59 am

1 stop4h 59m

Washington, D.C. Reagan-National

lun. 8/18

5:00 pm-10:35 pm

1 stop5h 35m

$214

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

dom. 8/17

5:25 pm-12:04 pm

1 stop18h 39m

Washington, D.C. Reagan-National

jue. 8/21

7:00 am-7:41 pm

1 stop12h 41m

$318

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

mié. 7/2

6:35 am-8:17 am

Nonstop1h 42m

$90

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

mié. 7/2

6:00 pm-10:59 pm

1 stop4h 59m

$100

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

dom. 6/15

5:25 pm-12:00 pm

1 stop18h 35m

$150

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

mié. 7/9

7:00 am-12:58 pm

1 stop5h 58m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 June 9, 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 June is currently the most expensive (average of $337). 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 junio 12, 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 13% on the cost of your flight, compared to a flight in the morning.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 junio 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Knoxville to Washington, D.C. to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,295 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Knoxville to Washington, D.C. Reagan-National Airport round-trip?

    According to our current data, American Airlines ($186), Delta ($209), and United Airlines ($214) 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 40% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Knoxville to Washington, D.C. Reagan-National Airport one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $100 and $194 on Delta and Frontier, respectively.

  • 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: Alaska Airlines (85%), Republic Airways (75%), PSA Airlines( 70%).

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

    On average you can expect to pay $373 for a flight from Knoxville to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $115 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 June is currently the most expensive (average of $337). 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 Knoxville?

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Arlington
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Woodbridge
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Fredericksburg
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Easton
Herndon
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Rockville
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National Harbor
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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$304FlexibilityNo cancel feeOn-time71%

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