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$93+ Cheap flights from Knoxville (TYS) to District of Columbia

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BWI
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from Knoxville to District of Columbia

Keep the following information in mind while searching for Knoxville to District of Columbia flight deals. Data was last updated April 15, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$219
(Delta)

One-way from

$93
(Mytrip)

Popular in

June

Cheapest in

December

Average price

$313

Good round-trip deal

$256 or less

Good one-way deal

$125 or less
Provider with most accurate pricing for Knoxville McGhee Tyson-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Washington, D.C. (WAS) flights.
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From Knoxville McGhee Tyson to District of Columbia
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One-way flight from Knoxville McGhee Tyson to District of Columbia
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Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 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 Knoxville McGhee Tyson to District of Columbia.
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Price to beat on a one-way flight from Knoxville McGhee Tyson to District of Columbia.
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Find flight deals from Knoxville to District of Columbia

Cheapest flights from Knoxville to District of Columbia
Explore the most affordable flight options available from Knoxville to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:00 amTYS - IAD
1 stop4h 44mUnited Airlines
Mon 4/288:20 amIAD - TYS
Nonstop1h 45mUnited Airlines
Deal found 4/14$234
This American Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 4/296:55 amTYS - DCA
1 stop5h 29mAmerican Airlines
Sat 5/31:44 pmDCA - TYS
Nonstop1h 40mAmerican Airlines
Deal found 4/14$234
This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2511:29 amTYS - IAD
1 stop6h 12mAllegiant Air
Sun 4/277:58 pmIAD - TYS
1 stop18h 29mAllegiant Air
Deal found 4/15$243
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/245:30 amTYS - IAD
1 stop3h 48mDelta
Mon 4/287:46 pmIAD - TYS
1 stop4h 02mDelta
Deal found 4/14$244
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/57:00 amTYS - DCA
1 stop5h 58mUnited Airlines
Sun 6/87:25 amDCA - TYS
1 stop5h 58mUnited Airlines
Deal found 4/14$244
This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/237:15 amTYS - IAD
2 stops31h 24mMultiple Airlines
Fri 5/303:13 pmIAD - TYS
Nonstop1h 34mMultiple Airlines
Deal found 4/15$246
This American Airlines deal was found by Cheapflights users on 4/15. 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.
Sat 5/37:54 pmTYS - IAD
1 stop4h 02mAmerican Airlines
Tue 5/65:02 amIAD - TYS
1 stop5h 26mAmerican Airlines
Deal found 4/15$260
This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1812:46 pmTYS - DCA
1 stop9h 13mFrontier
Sun 4/207:00 amDCA - TYS
1 stop8h 46mFrontier
Deal found 4/15$261
This Delta deal was found by Cheapflights users on 4/15. 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.
Fri 6/67:10 pmTYS - DCA
1 stop4h 33mDelta
Mon 6/912:24 pmDCA - TYS
1 stop5h 11mDelta
Deal found 4/15$264

Cheapflights Fare Finder

Customize your flight search to find flights from Knoxville to District of Columbia 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 April 15, 2025.
Use the filters below to find and compare flights from Knoxville to District of Columbia that are best for you.

Fly from

Knoxville

Fly to

District of Columbia

Route

Depart

Return

Price

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 6/19

6:35 am-8:17 am

Nonstop1h 42m

Washington, D.C. Reagan-National

Sun 6/22

8:41 am-10:36 am

Nonstop1h 55m

$189

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Thu 4/24

7:00 am-11:44 am

1 stop4h 44m

Washington, D.C. Dulles Intl

Mon 4/28

8:20 am-10:05 am

Nonstop1h 45m

$234

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Fri 4/25

11:29 am-5:41 pm

1 stop6h 12m

Washington, D.C. Dulles Intl

Sun 4/27

7:58 pm-2:27 pm

1 stop18h 29m

$243

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Thu 4/24

5:30 am-9:18 am

1 stop3h 48m

Washington, D.C. Dulles Intl

Mon 4/28

7:46 pm-11:48 pm

1 stop4h 02m

$244

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 6/5

7:00 am-12:58 pm

1 stop5h 58m

Washington, D.C. Reagan-National

Sun 6/8

7:25 am-1:23 pm

1 stop5h 58m

$244

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Fri 5/23

7:15 am-2:39 pm

2 stops31h 24m

Washington, D.C. Dulles Intl

Fri 5/30

3:13 pm-4:47 pm

Nonstop1h 34m

$246

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Sat 5/3

7:54 pm-11:56 pm

1 stop4h 02m

Washington, D.C. Dulles Intl

Tue 5/6

5:02 am-10:28 am

1 stop5h 26m

$260

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 5/15

6:20 pm-10:49 pm

1 stop4h 29m

Washington, D.C. Reagan-National

Sun 5/18

6:00 am-9:40 am

1 stop3h 40m

$264

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Sun 5/11

12:34 pm-1:26 pm

1 stop24h 52m

$95

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Sun 5/25

6:00 am-7:40 am

Nonstop1h 40m

$95

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 16 results
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Best time to book a flight from Knoxville to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from Knoxville to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Knoxville to District of Columbia (average of $241). Flying from Knoxville to District of Columbia in March is currently the most expensive (average of $290). 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 DC?

Find hourly flight availability from Knoxville to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

When flying from Knoxville to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, 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 District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated April 15, 2025.
Read through reviews of airlines operating flights from Knoxville to District of Columbia, such as Delta, United Airlines and Allegiant Air. 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
7,918 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

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
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

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
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

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
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

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
7,918 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

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 Knoxville to District of Columbia. 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 District of Columbia?

    Most people fly from Knoxville McGhee Tyson (TYS) if they book a flight from Knoxville to District of Columbia. Knoxville McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

  • What are the cheapest airlines to fly from Knoxville to District of Columbia one-way?

    One-way options have recently been found by users for as low as $93 on Allegiant Air. Other airlines that offer cheap prices include American Airlines from $95 and Delta from $105 one-way.

  • Can I find deals for flights from Knoxville to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Knoxville to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to District of Columbia?

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

  • Can I find deals for business class flights from Knoxville to District of Columbia?

    Yes. Cheapflights offers flight deals from Knoxville to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Knoxville to District of Columbia (average of $241). Flying from Knoxville to District of Columbia in March is currently the most expensive (average of $290). 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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Top 3 airlines flying from Knoxville to District of Columbia

Discover the top 3 airlines that operate flights from Knoxville to District of Columbia. 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$191Average$318FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$262FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$239Average$346FlexibilityNo cancel feeOn-time69%

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