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$46+ Cheap flights from Dulles Intl (IAD) to Tennessee

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BNA
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Cheap flight deals from Dulles Intl to Tennessee

Keep the following information in mind while searching for Dulles Intl to Tennessee flight deals. Data was last updated October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(Kiwi.com)

One-way from

$46
(Mytrip)

Popular in

April

Cheapest in

August

Average price

$288

Good round-trip deal

$189 or less

Good one-way deal

$119 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Nashville Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Nashville Intl flights.
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From Washington, D.C. Dulles Intl to Tennessee
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One-way flight from Washington, D.C. Dulles Intl to Tennessee
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Highest demand for flights based on searches. 10% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Tennessee.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Tennessee.
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Find flight deals from Dulles Intl to Tennessee

Cheapest flights from Dulles Intl to Tennessee
Explore the most affordable flight options available from Dulles Intl to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:35 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Sat 1/32:23 pmTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 10/20$97
This Trip.com deal was found by Cheapflights users on 10/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:46 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Mon 11/105:22 pmTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 10/21$98
This Booking.com deal was found by Cheapflights users on 10/20. 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.
Fri 10/313:53 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Mon 11/311:00 amTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 10/20$106
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:33 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Mon 10/2711:00 amTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 10/19$116
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Sat 12/131:00 pmIAD - BNA
Nonstop2h 02mUnited Airlines
Sat 1/108:30 amBNA - IAD
Nonstop1h 42mUnited Airlines
Deal found 10/20$127
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:36 pmIAD - TYS
1 stop11h 40mMultiple Airlines
Mon 11/172:22 pmTYS - IAD
Nonstop1h 44mMultiple Airlines
Deal found 10/19$130
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:36 pmIAD - TYS
1 stop26h 38mMultiple Airlines
Sun 11/235:49 pmTYS - IAD
Nonstop1h 44mMultiple Airlines
Deal found 10/19$131
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:14 amIAD - TYS
1 stop12h 03mAllegiant Air
Mon 11/172:22 pmTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 10/19$137
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:36 pmIAD - BNA
1 stop16h 43mMultiple Airlines
Sat 11/1512:27 pmBNA - IAD
1 stop6h 24mMultiple Airlines
Deal found 10/18$137
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:36 pmIAD - BNA
1 stop15h 54mMultiple Airlines
Thu 11/136:45 amBNA - IAD
1 stop12h 06mMultiple Airlines
Deal found 10/18$145
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:36 pmIAD - BNA
1 stop14h 39mMultiple Airlines
Wed 11/1912:27 pmBNA - IAD
1 stop20h 50mMultiple Airlines
Deal found 10/21$156
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:40 amIAD - BNA
2 stops15h 35mMultiple Airlines
Thu 11/136:45 amBNA - IAD
1 stop12h 06mMultiple Airlines
Deal found 10/20$160

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Tennessee 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 October 22, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Tennessee that are best for you.

Fly from

Dulles Intl

Fly to

Tennessee

Route

Depart

Return

Price

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 11/20

8:23 pm-10:03 pm

Nonstop1h 40m

Knoxville McGhee Tyson

Sun 11/23

12:59 pm-7:45 am

1 stop18h 46m

$141

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Wed 12/10

12:55 pm-2:43 pm

Nonstop1h 48m

Knoxville McGhee Tyson

Thu 12/18

9:50 am-11:34 am

Nonstop1h 44m

$189

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Tue 11/18

6:36 pm-8:20 pm

Nonstop1h 44m

Knoxville McGhee Tyson

Tue 11/25

5:45 am-7:28 am

Nonstop1h 43m

$189

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Sat 11/8

10:15 pm-11:59 pm

Nonstop1h 44m

Knoxville McGhee Tyson

Wed 11/12

5:45 am-7:28 am

Nonstop1h 43m

$194

Washington, D.C.Nashville

IAD - BNA

IADBNA

Washington, D.C. Dulles Intl

Fri 12/12

5:55 pm-7:00 pm

Nonstop2h 05m

Nashville Intl

Sun 12/14

8:30 am-11:15 am

Nonstop1h 45m

$205

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 11/20

10:15 pm-11:59 pm

Nonstop1h 44m

Knoxville McGhee Tyson

Sun 11/23

5:45 am-7:28 am

Nonstop1h 43m

$222

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 11/20

6:55 pm-8:03 am

1 stop13h 08m

Knoxville McGhee Tyson

Sun 11/23

5:49 pm-7:33 pm

Nonstop1h 44m

$224

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Sat 11/8

10:15 pm-11:59 pm

Nonstop1h 44m

Knoxville McGhee Tyson

Mon 11/10

9:50 am-11:33 am

Nonstop1h 43m

$224

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 11/6

10:15 pm-11:59 pm

Nonstop1h 44m

Knoxville McGhee Tyson

Sun 11/9

5:45 am-7:28 am

Nonstop1h 43m

$224

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Fri 12/5

10:08 am-2:52 pm

1 stop4h 44m

Knoxville McGhee Tyson

Mon 12/8

7:59 pm-12:12 am

1 stop4h 13m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl to Tennessee

Have a flexible travel schedule? Discover the best time to fly to Tennessee from Dulles Intl 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. Dulles Intl Airport to Tennessee

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Tennessee?

Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tennessee (average of $45). Flying from Washington, D.C. Dulles Intl Airport to Tennessee in March is currently the most expensive (average of $248). 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 IAD to TN?

Find hourly flight availability from Dulles Intl to Tennessee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 22, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Tennessee in the evening. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Tennessee?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Tennessee. Price data was last updated on October 19, 2025.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Tennessee flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Tennessee

Get insights into the airlines that provide service to Tennessee. 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 Tennessee. Reviews last updated October 22, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Tennessee, such as Delta, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,988 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,029 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Allegiant Air
7.2
Good
694 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Tennessee?

    United Airlines, Delta, and American Airlines can get you from Washington, D.C. Dulles Intl Airport to Tennessee in just under 1h 48m. Your travel time can differ by up to 19h 58m. The distance from Washington, D.C. Dulles Intl Airport to Tennessee is about 419 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Tennessee one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Tennessee are Allegiant Air ($46), Delta ($105), and United Airlines ($120).

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Tennessee?

    The most popular flight routes from Washington, D.C. Dulles Intl Airport to Tennessee are Washington, D.C. Dulles Intl - Nashville Intl, Washington, D.C. Dulles Intl - Knoxville McGhee Tyson and Washington, D.C. Dulles Intl - Memphis.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Tennessee?

    Before booking your flight to Tennessee from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (93%), Copa Airlines (92%), Lufthansa( 92%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Tennessee?

    Looking at all options, your cheapest flight can be booked for $115. While the most popular route (Washington, D.C. Dulles Intl - Nashville Intl) can be booked for $127 on average, our data indicates $292 when flying from Washington, D.C. Dulles Intl Airport to Tennessee.

  • Can I find deals for flights from Dulles Intl to Tennessee that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Tennessee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Tennessee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Tennessee.

  • Can I find deals for business class flights from Dulles Intl to Tennessee?

    Yes. Cheapflights offers flight deals from Dulles Intl to Tennessee 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. Dulles Intl Airport to Tennessee?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tennessee (average of $45). Flying from Washington, D.C. Dulles Intl Airport to Tennessee in March is currently the most expensive (average of $248). 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.

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Alternative routes for Dulles Intl to Tennessee

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Dallas/Fort Worth flights
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Reagan-National to Seattle flights
Reagan-National to Tampa flights
Baltimore to San Francisco flights
Reagan-National to George Bush Intcntl flights
Baltimore to Denver flights
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Baltimore to Sky Harbor Intl flights
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Top 4 airlines flying from Dulles Intl to Tennessee

Discover the top 4 airlines that operate flights from Dulles Intl to Tennessee. 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 October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$42Average$101FlexibilityNo cancel feeOn-time88%
DeltaCheapest$89Average$357FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$181Average$355FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$266Average$423FlexibilityNo cancel feeOn-time71%

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