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Knoxville

$90+ Cheap flights from Reagan-National (DCA) to Knoxville (TYS)

DCA — TYS
Oct 15 — Oct 221
Thu 10/15
Thu 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Knoxville McGhee Tyson are usually found in January or February, booked 82 days in advance, depart on a Saturday or Monday and return on a Saturday

Cheap flight deals from Reagan-National to Knoxville

Cheapest flights from Reagan-National to Knoxville

Mon 10/57:45 pm -
Nonstop1h 48m
Sat 10/107:11 am -
Nonstop1h 43m
Deal found 9/15$170
Sat 10/316:00 am -
1 stop5h 50m
Mon 11/27:25 pm -
1 stop3h 30m
Deal found 9/15$190
Sat 11/73:59 pm -
Nonstop1h 54m
Thu 11/1211:36 am -
Nonstop1h 41m
Deal found 9/10$193
Thu 10/2912:31 pm -
1 stop6h 16m
Thu 11/52:38 pm -
1 stop6h 06m
Deal found 9/14$201
Mon 10/267:15 pm -
1 stop3h 30m
Thu 10/297:25 pm -
1 stop3h 40m
Deal found 9/15$204
Tue 11/106:10 am -
2 stops6h 10m
Thu 11/1212:50 pm -
1 stop9h 50m
Deal found 9/14$209
Tue 11/36:05 am -
1 stop6h 15m
Fri 11/67:25 pm -
1 stop3h 30m
Deal found 9/14$210
Tue 11/36:05 am -
1 stop6h 15m
Thu 11/57:25 pm -
1 stop3h 30m
Deal found 9/10$213
Mon 11/26:00 am -
1 stop9h 00m
Wed 11/45:15 pm -
1 stop4h 45m
Deal found 9/14$219
Thu 12/109:00 am -
Nonstop1h 58m
Sun 12/136:48 am -
Nonstop1h 47m
Deal found 9/10$220

Find flight deals from Reagan-National to Knoxville

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$170
(American Airlines)

One-way from

$90
(Southwest)

Popular in

September

Cheapest in

January

Average price

$407

Good round-trip deal

$327 or less

Good one-way deal

$183 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Knoxville McGhee Tyson flights.
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From Washington, D.C. Reagan-National to Knoxville McGhee Tyson
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One-way flight from Washington, D.C. Reagan-National to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Knoxville McGhee Tyson.
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Knoxville McGhee Tyson.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Thu 11/26

6:00 am-9:50 am

1 stop3h 50m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$143

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Sat 12/12

7:25 am-5:40 pm

2 stops10h 15m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$155

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Tue 10/27

9:10 am-9:05 pm

2 stops11h 55m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$173

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Tue 9/29

9:35 am-7:00 pm

2 stops9h 25m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$180

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Thu 12/10

1:00 pm-7:45 pm

1 stop6h 45m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$194

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Tue 11/10

6:10 am-2:05 pm

1 stop7h 55m

Knoxville McGhee Tyson

Thu 11/12

12:50 pm-10:40 pm

1 stop9h 50m

$204

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Wed 9/23

6:05 am-12:05 pm

1 stop6h 00m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$205

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Mon 9/28

6:55 am-1:25 pm

1 stop6h 30m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$205

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Sat 9/26

6:05 am-1:15 pm

1 stop7h 10m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$205

Washington, D.C.Knoxville

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

DCATYS

Washington, D.C. Reagan-National

Tue 12/8

7:59 am-1:50 pm

1 stop5h 51m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Reagan-National to Knoxville

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Knoxville in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Reagan-National with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. Reagan-National Airport to Knoxville, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Knoxville (average of $201). Flying from Washington, D.C. Reagan-National Airport to Knoxville in September is currently the most expensive (average of $407). 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 DCA to TYS?

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Knoxville at noon. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Knoxville?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Knoxville flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Knoxville?

Airfare is below average for this route at the moment.

Washington, D.C. Reagan-National Airport to Knoxville flights typically cost between $367 and $487 in November.
The cheapest round-trip price found within the last 5 days was $170 on American Airlines (Nov 21-Nov 23).

Reviews of airlines servicing Knoxville

See what other customers who have flown with American Airlines from Washington, D.C. Reagan-National Airport to Knoxville have to say. 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.
American Airlines
7.1
Good
12,061 reviews

Entertainment

6.8

Crew

7.9

Comfort

7.2

Boarding

7.4

Food

6.4

Overall

7.1

Reviews

1 / 20
6.0
Good

Kristin,Jul 2026

DCA - PHX

We got delayed because of filling up more gas then a storm hit after that so we sat in the plane for 1.5 hours more. It was hot while we waited.
American Airlines
7.1
Good
12,061 reviews
American Airlines
7.1
Good
12,061 reviews

Entertainment

6.8

Crew

7.9

Comfort

7.2

Boarding

7.4

Food

6.4

Overall

7.1

Reviews

1 / 20
6.0
Good

Kristin,Jul 2026

DCA - PHX

We got delayed because of filling up more gas then a storm hit after that so we sat in the plane for 1.5 hours more. It was hot while we waited.

Related info for your journey

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

    If you book a flight to Knoxville from Washington, D.C. Reagan-National, you will be flying to 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 Washington, D.C. Reagan-National to McGhee Tyson per day from 1 airline.

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

    Southwest and Delta can get you from Washington, D.C. Reagan-National Airport to Knoxville in just under 4h 01m. Your travel time can differ by up to 3h 54m. Airlines will cover a distance of 436 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, American Airlines ($189), offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Knoxville. Users have found that American Airlines is 44% cheaper than the other options available to this destination.

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

    Before booking your flight to Knoxville from Washington, D.C. Reagan-National Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (53%), PSA Airlines (53%), Alaska Airlines( 47%).

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

    Looking at all options, your cheapest flight can be booked for $183. While the most popular route (Washington, D.C. Reagan-National - Knoxville McGhee Tyson) can be booked for $201 on average, our data indicates $308 when flying from Washington, D.C. Reagan-National Airport to Knoxville.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Knoxville 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 Washington, D.C. Reagan-National Airport to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Knoxville (average of $201). Flying from Washington, D.C. Reagan-National Airport to Knoxville in September is currently the most expensive (average of $407). 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?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Morristown
Bryson City
Murphy

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Top airline flying from Reagan-National to Knoxville

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$349FlexibilityNo cancel feeOn-time71%

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