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Dulles Intl

$129+ Cheap flights from Nashville (BNA) to Dulles Intl (IAD)

BNA — IAD
Dec 10 — Dec 171
Thu 12/10
Thu 12/17
1 adult, Economy
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Find cheap flights from Nashville to Dulles Intl with Cheapflights

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”

2. Select your favorite providers

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3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Nashville Intl to Washington, D.C. Dulles Intl are usually found in June or August, booked 46 days in advance, depart on a Thursday or Friday and return on a Saturday

Cheap flight deals from Nashville to Dulles Intl

Cheapest flights from Nashville to Dulles Intl

Mon 12/288:08 am -
1 stop12h 25m
Tue 12/2910:06 pm -
1 stop10h 58m
Deal found 11/5$227
Fri 12/118:24 pm -
1 stop23h 04m
Mon 12/148:26 pm -
1 stop18h 36m
Deal found 11/9$232
Sun 12/66:38 pm -
2 stops22h 00m
Wed 12/910:35 pm -
2 stops19h 45m
Deal found 11/9$236
Thu 12/176:30 am -
1 stop14h 44m
Thu 1/79:47 pm -
1 stop22h 49m
Deal found 11/7$238
Thu 11/198:56 am -
2 stops11h 10m
Mon 11/233:58 pm -
1 stop16h 55m
Deal found 11/5$241
Wed 11/255:30 pm -
1 stop10h 40m
Fri 11/279:35 pm -
1 stop10h 42m
Deal found 11/5$242
Fri 12/48:19 pm -
1 stop23h 09m
Sun 12/69:23 pm -
1 stop17h 39m
Deal found 11/9$244
Thu 12/38:19 pm -
1 stop22h 29m
Sat 12/59:23 pm -
1 stop23h 06m
Deal found 11/7$248
Fri 12/118:24 pm -
1 stop23h 04m
Sun 12/139:23 pm -
1 stop23h 06m
Deal found 11/6$250
Sun 12/68:24 pm -
1 stop22h 07m
Sun 12/139:23 pm -
1 stop23h 06m
Deal found 11/6$252

Find flight deals from Nashville to Dulles Intl

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$227
(Cheapflightsfares)

One-way from

$129
(American Airlines)

Popular in

October

Cheapest in

June

Average price

$400

Good round-trip deal

$473 or less

Good one-way deal

$249 or less
Provider with most accurate pricing for Nashville Intl-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Nashville Intl-Washington, D.C. Dulles Intl flights.
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From Nashville Intl to Washington, D.C. Dulles Intl
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One-way flight from Nashville Intl to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 21% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Nashville Intl to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Nashville Intl to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Nashville to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Fri 12/4

8:30 am-11:17 am

Nonstop1h 47m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$156

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Wed 11/25

6:43 pm-9:30 pm

Nonstop1h 47m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$188

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Sat 11/21

6:00 pm-12:41 am

1 stop5h 41m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$198

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Mon 12/28

1:15 pm-4:00 pm

Nonstop1h 45m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$208

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Sat 3/13

3:00 pm-11:02 pm

1 stop7h 02m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$213

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Fri 12/4

12:52 pm-5:34 pm

1 stop3h 42m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$220

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Sat 1/2

6:01 am-11:54 am

1 stop4h 53m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$228

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Sat 11/14

6:43 pm-9:30 pm

Nonstop1h 47m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$258
Quickest round-trip

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Mon 1/18

8:30 am-11:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$258

NashvilleWashington, D.C.

BNA Nashville Intl - IAD Washington, D.C. Dulles Intl

BNAIAD

Nashville Intl

Mon 11/30

6:34 pm-12:30 am

1 stop4h 56m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 22 resultsSorted by cheapest first
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Compare providers for flights from Nashville to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Nashville to Dulles Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice 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 Nashville-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Nashville-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Nashville-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-Washington, D.C. Dulles Intl Airport 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 Nashville-Washington, D.C. Dulles Intl Airport 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 Nashville to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Nashville with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Nashville to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Nashville to Washington, D.C. Dulles Intl Airport?

To ensure you get the cheapest price possible for a flight from Nashville to Washington, D.C. Dulles Intl Airport, you should look to book at least 45 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 Nashville to Washington, D.C. Dulles Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Nashville to Washington, D.C. Dulles Intl Airport (average of $217). Flying from Nashville to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of $510). 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 BNA to IAD?

When flying from Nashville to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Nashville to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Nashville to Washington, D.C. Dulles Intl Airport flights typically cost between $356 and $478 in December.
The cheapest round-trip price found within the last 5 days was $227 on Frontier (Dec 28-Dec 29).

The best insider tips for Nashville to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Nashville to Washington, D.C. Dulles Intl Airport trip
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on BNA

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with United Airlines and Allegiant Air from Nashville to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.3
Good
10,475 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.3
Good
10,475 reviews
United Airlines
7.3
Good
10,475 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Allegiant Air
7.3
Good
676 reviews
United Airlines
7.3
Good
10,475 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

  • What airport do you fly from for flights from Nashville to Washington, D.C. Dulles Intl?

    Nashville Intl (BNA), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Nashville to Washington, D.C. Dulles Intl. 2 airlines have flights from Nashville Intl to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Nashville Intl to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 8 outbound flights to Washington, D.C. Dulles Intl per day.

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

    For as low as $274, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Nashville in 1h 44m. The distance from Nashville to Washington, D.C. Dulles Intl Airport is about 542 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Nashville to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from Nashville to Washington, D.C. Dulles Intl Airport is Allegiant Air. Our recent data shows that you can find tickets from as low as $61 on this airline. An additional option worth looking into is United Airlines, starting at $197. These flights start at 82% lower than the current average price 3 months from now.

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

    Consider ITA Airways (90%), Avianca (87%) or Copa Airlines (86%) when booking your flight. These represent the most reliable airlines when flying from Nashville to Washington, D.C. Dulles Intl Airport.

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

    While on average a flight from Nashville to Washington, D.C. Dulles Intl Airport is generally $517, our data shows the cheapest flight currently is $161. When looking at the most popular route, (Nashville Intl - Washington, D.C. Dulles Intl), you can expect to pay $259 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Nashville to Dulles Intl 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 Nashville to Washington, D.C. Dulles Intl Airport?

    Currently, June is the cheapest month in which you can book a flight from Nashville to Washington, D.C. Dulles Intl Airport (average of $217). Flying from Nashville to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of $510). 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Chantilly
Woodbridge
Arlington
Sterling
Lanham
Reston
Herndon
Hyattsville
Springfield
Fairfax
Fredericksburg
Falls Church
Rockville
Towson
Silver Spring
Oxon Hill
Laurel
Hunt Valley
Clinton

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Nashville to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$61Average$117FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$197Average$373FlexibilityNo cancel feeOn-time69%

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