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$111+ Cheap flights from Reagan-National (DCA) to Knoxville (TYS)

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — TYS
mar. 26 — abr. 21
mié. 3/26
mié. 4/2
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 77 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from Reagan-National to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Knoxville (TYS). 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 marzo 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$245
(American Airlines)

One-way from

$111
(Booking.com)

Popular in

September

Cheapest in

January

Average price

$337

Good round-trip deal

$245 or less

Good one-way deal

$158 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. 7% potential increase in price ($28 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 March 2025
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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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Find flight deals from Reagan-National to Knoxville

Cheapest flights from Reagan-National to Knoxville
Explore the most affordable flight options available from Reagan-National to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 21, 2025.

This American Airlines deal was found by Cheapflights users on 3/20. 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.
mié. 4/168:14 amDCA - TYS
Nonstop1h 51mAmerican Airlines
mié. 4/2310:35 amTYS - DCA
Nonstop1h 37mAmerican Airlines
Deal found 3/20$245
This Booking.com deal was found by Cheapflights users on 3/20. 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.
jue. 4/37:00 amDCA - TYS
1 stop8h 41mFrontier
dom. 4/64:43 pmTYS - DCA
1 stop24h 16mFrontier
Deal found 3/20$250
This United Airlines deal was found by Cheapflights users on 3/20. 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.
mar. 4/1512:00 pmDCA - TYS
1 stop4h 44mUnited Airlines
mié. 4/1610:50 amTYS - DCA
1 stop4h 51mUnited Airlines
Deal found 3/20$265
This Delta deal was found by Cheapflights users on 3/19. 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.
lun. 4/141:55 pmDCA - TYS
1 stop6h 45mDelta
mar. 4/225:56 pmTYS - DCA
1 stop4h 54mDelta
Deal found 3/19$267

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National to Knoxville 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 marzo 21, 2025.
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

Reagan-National

Fly to

Knoxville

Route

Depart

Return

Price

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

mié. 4/16

8:14 am-10:05 am

Nonstop1h 51m

Knoxville McGhee Tyson

mié. 4/23

10:35 am-12:12 pm

Nonstop1h 37m

$245

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

jue. 4/3

7:00 am-3:41 pm

1 stop8h 41m

Knoxville McGhee Tyson

dom. 4/6

4:43 pm-4:59 pm

1 stop24h 16m

$250

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

mar. 4/15

12:00 pm-4:44 pm

1 stop4h 44m

Knoxville McGhee Tyson

mié. 4/16

10:50 am-3:41 pm

1 stop4h 51m

$265

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

lun. 4/14

1:55 pm-8:40 pm

1 stop6h 45m

Knoxville McGhee Tyson

mar. 4/22

5:56 pm-10:50 pm

1 stop4h 54m

$267

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

sáb. 4/19

6:00 pm-3:46 pm

1 stop21h 46m

$111

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

mar. 4/15

7:54 pm-9:48 pm

Nonstop1h 54m

$123

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

mar. 4/15

6:59 am-11:09 am

1 stop4h 10m

$133

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

vie. 4/11

3:30 pm-10:22 pm

1 stop6h 52m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Compare providers for flights from Reagan-National to Knoxville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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
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 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?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Knoxville. Price data was last updated on March 14, 2025.

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 77 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 $295). Flying from Washington, D.C. Reagan-National Airport to Knoxville in March is currently the most expensive (average of $376). 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?

Find hourly flight availability from Reagan-National to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 21, 2025.

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Knoxville in the afternoon. Doing so could potentially save you 8% on the flight price compared to flying in the evening, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Knoxville. Price data was last updated on March 16, 2025.

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 evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Knoxville

Explore weekly flight availability from Reagan-National to Knoxville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated marzo 21, 2025.

The most flights from DCA to TYS are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Knoxville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated marzo 21, 2025.
To help decide which airline to fly from Washington, D.C. to Knoxville, see what other customers have to say about Delta, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,895 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,895 reviews
Delta
8.0
Very good
7,895 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,895 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,895 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,272 reviews
Delta
8.0
Very good
7,895 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Knoxville. 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 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 2 different airlines.

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

    According to our current data, American Airlines ($245), Frontier ($250), and United Airlines ($265) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Knoxville. Users have found that American Airlines is 26% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $111. American Airlines flights start at $123 while deals on Delta start at $133 one-way.

  • 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: Republic Airways (81%), American Airlines (52%), PSA Airlines( 48%).

  • 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 $99. While the most popular route (Washington, D.C. Reagan-National - Knoxville McGhee Tyson) can be booked for $255 on average our data indicates $283 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 $295). Flying from Washington, D.C. Reagan-National Airport to Knoxville in March is currently the most expensive (average of $376). 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
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

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Top 2 airlines flying from Reagan-National to Knoxville

Discover the top 2 airlines that operate flights from Reagan-National to Knoxville. 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 marzo 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$227Average$346FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$249Average$304FlexibilityNo cancel feeOn-time69%
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