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 American Airlines, which is currently one of the cheapest options available, starting at $95. Frontier flights start at $100 while deals on Delta start at $105 one-way.

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 $122. While the most popular route (Washington, D.C. Reagan-National - Knoxville McGhee Tyson) can be booked for $209 on average our data indicates $293 when flying from Washington, D.C. Reagan-National Airport to Knoxville.

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 (50%), PSA Airlines( 45%).

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

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

The best pricing can be found in the month of January. Prices to Knoxville from Washington, D.C. Reagan-National Airport average $317. You can even find prices in January for less than $317, as users have found deals to Knoxville from as low as $159. The month of October appears to be one of the more expensive times to travel to Knoxville from Washington, D.C. Reagan-National Airport. Flying in the targeted month can save you up to 14%.

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.

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.

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.

$95+ Flights from Washington, D.C. Reagan-National Airport to Knoxville

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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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 Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Reagan-National to Knoxville

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$209 (United Airlines)
One-way from	$95 (American Airlines)
Popular in	September
Cheapest in	January
Average price	$366
Good round-trip deal	$255 or less
Good one-way deal	$172 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. 8% potential increase in price ($30 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in April 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 April 11, 2025.

Thu 5/86:00 amDCA - TYS

1 stop4h 23mDelta

Mon 5/127:10 pmTYS - DCA

1 stop4h 33mDelta

Deal found 4/10

$209

Wed 5/147:52 amDCA - TYS

Nonstop1h 43mAmerican Airlines

Sat 5/176:00 amTYS - DCA

Nonstop1h 31mAmerican Airlines

Deal found 4/10

$210

Thu 4/2412:00 pmDCA - TYS

1 stop4h 44mUnited Airlines

Thu 11/132:00 pmTYS - DCA

1 stop4h 52mUnited Airlines

Deal found 4/10

$243

Thu 4/171:03 pmDCA - TYS

1 stop22h 43mFrontier

Sun 4/204:43 pmTYS - DCA

1 stop19h 21mFrontier

Deal found 4/10

$280

Fri 5/3011:50 amDCA - TYS

1 stop3h 50mAlaska Airlines

Mon 6/26:00 amTYS - DCA

Nonstop1h 40mAlaska Airlines

Deal found 4/10

$320

Best flights from Reagan-National to Knoxville
Discover carefully curated flight deals from Reagan-National to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 11, 2025.

Thu 5/83:30 pmDCA - TYS

1 stop7h 15mUnited Airlines

Thu 5/157:00 amTYS - DCA

1 stop4h 56mUnited Airlines

Deal found 4/10

$209

Wed 5/147:52 amDCA - TYS

Nonstop1h 43mAmerican Airlines

Sat 5/176:00 amTYS - DCA

Nonstop1h 31mAmerican Airlines

Deal found 4/10

$210

Fri 5/96:59 amDCA - TYS

1 stop4h 24mDelta

Mon 5/127:10 pmTYS - DCA

1 stop4h 33mDelta

Deal found 4/10

$264

Fri 5/3011:50 amDCA - TYS

1 stop3h 50mAlaska Airlines

Mon 6/26:00 amTYS - DCA

Nonstop1h 40mAlaska Airlines

Deal found 4/10

$320

Thu 6/197:00 amDCA - TYS

1 stop9h 29mFrontier

Sun 6/225:25 pmTYS - DCA

1 stop18h 35mFrontier

Deal found 4/10

$411

Last-minute flights from Reagan-National to Knoxville
Discover last-minute flight deals from Reagan-National to Knoxville. Data last updated April 11, 2025 and is based on user searches.

Thu 4/176:05 amDCA - TYS

1 stop4h 58mAmerican Airlines

Tue 4/227:32 pmTYS - DCA

Nonstop1h 37mAmerican Airlines

Deal found 4/9

$259

Thu 4/1712:00 pmDCA - TYS

1 stop4h 44mUnited Airlines

Tue 4/225:25 pmTYS - DCA

1 stop5h 10mUnited Airlines

Deal found 4/9

$269

Thu 4/171:03 pmDCA - TYS

1 stop22h 43mFrontier

Sun 4/204:43 pmTYS - DCA

1 stop19h 21mFrontier

Deal found 4/10

$280

Fri 4/186:28 pmDCA - TYS

1 stop5h 20mDelta

Sun 4/207:48 amTYS - DCA

1 stop3h 50mDelta

Deal found 4/10

$409

Sat 4/2612:30 pmDCA - TYS

1 stop5h 09mDelta

Sat 5/35:30 amTYS - DCA

1 stop5h 55mDelta

Deal found 4/11

$214

Thu 5/83:30 pmDCA - TYS

1 stop7h 15mUnited Airlines

Thu 5/157:00 amTYS - DCA

1 stop4h 56mUnited Airlines

Deal found 4/10

$209

Wed 5/147:52 amDCA - TYS

Nonstop1h 43mAmerican Airlines

Sat 5/176:00 amTYS - DCA

Nonstop1h 31mAmerican Airlines

Deal found 4/10

$210

Fri 5/3011:50 amDCA - TYS

1 stop3h 50mAlaska Airlines

Mon 6/26:00 amTYS - DCA

Nonstop1h 40mAlaska Airlines

Deal found 4/10

$320

One-way flights from Reagan-National to Knoxville
Search for one-way flight options from Reagan-National to Knoxville. Find affordable one-way fares based on user searches. Data last updated April 11, 2025.

Sat 4/197:54 pmDCA - TYS

Nonstop1h 54mAmerican Airlines

Deal found 4/10

$95

Sun 4/207:00 amDCA - TYS

1 stop8h 46mFrontier

Deal found 4/10

$100

Sat 4/196:00 amDCA - TYS

1 stop3h 42mDelta

Deal found 4/10

$105

Sat 4/196:00 amDCA - TYS

2 stops16h 22mUnited Airlines

Deal found 4/10

$250

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

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Thu 5/8

6:00 am-10:23 am

1 stop4h 23m

Knoxville McGhee Tyson

Mon 5/12

7:10 pm-11:43 pm

1 stop4h 33m

$209

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Wed 5/14

7:52 am-9:35 am

Nonstop1h 43m

Knoxville McGhee Tyson

Sat 5/17

6:00 am-7:31 am

Nonstop1h 31m

$210

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Thu 4/24

12:00 pm-4:44 pm

1 stop4h 44m

Knoxville McGhee Tyson

Thu 11/13

2:00 pm-6:52 pm

1 stop4h 52m

$243

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Thu 4/17

1:03 pm-11:46 am

1 stop22h 43m

Knoxville McGhee Tyson

Sun 4/20

4:43 pm-12:04 pm

1 stop19h 21m

$280

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Fri 5/30

11:50 am-3:40 pm

1 stop3h 50m

Knoxville McGhee Tyson

Mon 6/2

6:00 am-7:40 am

Nonstop1h 40m

$320

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Sat 4/19

7:54 pm-9:48 pm

Nonstop1h 54m

$95

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Sun 4/20

7:00 am-3:46 pm

1 stop8h 46m

$100

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Sat 4/19

6:00 am-9:42 am

1 stop3h 42m

$105

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

Sat 4/19

6:00 am-10:22 pm

2 stops16h 22m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

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 April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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?

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 $296). 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?

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 11% 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?

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

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

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

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

To help decide which airline to fly from Washington, D.C. to Knoxville, see what other customers have to say about Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,851 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,911 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,636 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Frontier

6.0

Okay

3,277 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 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, United Airlines ($209), American Airlines ($210), and Delta ($264) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Knoxville. Users have found that United Airlines is 37% 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 American Airlines, which is currently one of the cheapest options available, starting at $95. Frontier flights start at $100 while deals on Delta start at $105 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 (50%), PSA Airlines( 45%).
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 $122. While the most popular route (Washington, D.C. Reagan-National - Knoxville McGhee Tyson) can be booked for $209 on average our data indicates $293 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 $296). 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

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Alternative routes for Reagan-National to Knoxville

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Top 2 airlines flying from Reagan-National to Knoxville

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$227	Average$341	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$249	Average$304	FlexibilityNo cancel fee	On-time69%

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$95+ 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.

Find cheap flights from Reagan-National to Knoxville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Reagan-National to Knoxville

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Reagan-National to Knoxville

Cheapest flights from Reagan-National to KnoxvilleExplore 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 April 11, 2025.

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 April 11, 2025.

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.

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 April.

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.

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 April 4, 2025.

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

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 April 11, 2025.

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 30, 2025.

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

Rainfall in Knoxville by month

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

Temperature in Knoxville by month

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

Reviews of airlines servicing Knoxville

To help decide which airline to fly from Washington, D.C. to Knoxville, see what other customers have to say about Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Reagan-National to Knoxville

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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 April 11, 2025.