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 United Airlines. Our recent data shows that you can find tickets from as low as $179 on this airline. Additional options worth looking into are Frontier and Allegiant Air, starting at $181 and $192 round-trip. These flights start at 40% lower than the current average price 3 months from now.

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

$50 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Frontier and Avelo Airlines, with prices starting from $104 and $108, respectively.

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

Travelers seeking maximum savings on their Nashville to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday mornings 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.

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 $1,760, our data shows the cheapest flight currently is $108. When looking at the most popular route, (Nashville Intl - Washington, D.C. Dulles Intl), you can expect to pay $78 for that flight.

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

Consider Mesa Airlines (94%), United Airlines (90%) or Copa Airlines (87%) when booking your flight. These represent the most reliable airlines when flying from Nashville to Washington, D.C. Dulles Intl Airport.

What are the most popular airlines that fly from Nashville to Washington, D.C. Dulles Intl Airport?

Consider American Airlines, Delta or Allegiant Air when booking your flight. These represent the most popular airlines when flying from Nashville to Washington, D.C. Dulles Intl Airport.

What is the cheapest day to fly round-trip from Nashville to Washington, D.C. Dulles Intl Airport?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 43% on your flight compared to booking on days when demand is much higher.

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

Flights from Nashville to Washington, D.C. Dulles Intl Airport lean towards being more expensive in March. Prices are generally better when you fly from Nashville to Washington, D.C. Dulles Intl Airport in May, with the cheapest ticket starting at $50.

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 eDreams the most. eDreams 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.

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. 4 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 7 outbound flights to Washington, D.C. Dulles Intl per day.

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.

$50+ Flights from Nashville to Washington, D.C. Dulles Intl Airport

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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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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 July or May, booked 66 days in advance, depart on a Thursday or Friday and return on a Sunday

Cheap flight deals from Nashville to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$177 (Booking.com)
One-way from	$50 (Flightnetwork)
Popular in	January
Cheapest in	July
Average price	$250
Good round-trip deal	$751 or less
Good one-way deal	$188 or less

Provider with most accurate pricing for Nashville Intl-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Nashville Intl-Washington, D.C. Dulles Intl flights.

Search Deals

From Nashville Intl to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Nashville Intl to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($35 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Nashville Intl to Washington, D.C. Dulles Intl.

Search Deals

Price to beat on a one-way flight from Nashville Intl to Washington, D.C. Dulles Intl.

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Find flight deals from Nashville to Dulles Intl

Cheapest flights from Nashville to Dulles Intl
Explore the most affordable flight options available from Nashville to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 16, 2025.

qui 5/228:20 amBNA - IAD

Nonstop1h 44mMultiple Airlines

dom 5/251:17 pmIAD - BNA

1 stop20h 52mMultiple Airlines

Deal found 4/15

$177

qua 5/281:40 pmBNA - IAD

Nonstop1h 50mUnited Airlines

sáb 5/313:55 pmIAD - BNA

Nonstop1h 59mUnited Airlines

Deal found 4/15

$179

sex 5/1610:01 amBNA - IAD

1 stop5h 35mFrontier

qui 5/221:17 pmIAD - BNA

1 stop20h 52mFrontier

Deal found 4/16

$181

dom 6/158:20 amBNA - IAD

Nonstop1h 42mAllegiant Air

qui 6/199:10 pmIAD - BNA

1 stop17h 13mAllegiant Air

Deal found 4/15

$192

qua 5/218:45 pmBNA - IAD

1 stop14h 02mSun Country Air

dom 5/2512:49 pmIAD - BNA

1 stop24h 19mSun Country Air

Deal found 4/15

$245

qua 5/147:29 pmBNA - IAD

1 stop3h 33mAmerican Airlines

qua 5/215:02 amIAD - BNA

1 stop3h 55mAmerican Airlines

Deal found 4/15

$267

qua 5/216:00 amBNA - IAD

1 stop5h 06mDelta

seg 5/266:00 amIAD - BNA

1 stop4h 52mDelta

Deal found 4/16

$357

Best flights from Nashville to Dulles Intl
Discover carefully curated flight deals from Nashville to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 16, 2025.

qui 5/228:20 amBNA - IAD

Nonstop1h 44mMultiple Airlines

dom 5/251:17 pmIAD - BNA

1 stop20h 52mMultiple Airlines

Deal found 4/15

$177

qua 5/281:40 pmBNA - IAD

Nonstop1h 50mUnited Airlines

sáb 5/313:55 pmIAD - BNA

Nonstop1h 59mUnited Airlines

Deal found 4/15

$179

sex 5/1610:01 amBNA - IAD

1 stop5h 35mFrontier

qui 5/221:17 pmIAD - BNA

1 stop20h 52mFrontier

Deal found 4/16

$181

dom 6/158:20 amBNA - IAD

Nonstop1h 42mAllegiant Air

qui 6/199:10 pmIAD - BNA

1 stop17h 13mAllegiant Air

Deal found 4/15

$192

qua 5/218:45 pmBNA - IAD

1 stop14h 02mSun Country Air

dom 5/2512:49 pmIAD - BNA

1 stop24h 19mSun Country Air

Deal found 4/15

$245

qua 5/145:04 pmBNA - IAD

1 stop5h 58mAmerican Airlines

qua 5/215:02 amIAD - BNA

1 stop5h 37mAmerican Airlines

Deal found 4/15

$267

qua 5/216:00 amBNA - IAD

1 stop5h 06mDelta

seg 5/266:00 amIAD - BNA

1 stop4h 52mDelta

Deal found 4/16

$357

Last-minute flights from Nashville to Dulles Intl
Discover last-minute flight deals from Nashville to Dulles Intl. Data last updated abril 16, 2025 and is based on user searches.

seg 4/212:37 pmBNA - IAD

1 stop4h 04mAmerican Airlines

qui 4/244:52 pmIAD - BNA

1 stop5h 29mAmerican Airlines

Deal found 4/16

$555

qui 4/248:09 pmBNA - IAD

2 stops14h 11mMultiple Airlines

dom 4/2712:55 pmIAD - BNA

2 stops7h 24mMultiple Airlines

Deal found 4/16

$255

qui 4/244:26 pmBNA - IAD

2 stops14h 17mAlaska Airlines

sáb 4/266:30 amIAD - BNA

1 stop12h 22mAlaska Airlines

Deal found 4/16

$1,280

sex 4/256:23 amBNA - IAD

1 stop4h 00mDelta

ter 4/297:35 amIAD - BNA

1 stop6h 20mDelta

Deal found 4/16

$503

sáb 4/265:00 pmBNA - IAD

2 stops17h 59mUnited Airlines

dom 4/273:30 pmIAD - BNA

Nonstop1h 57mUnited Airlines

Deal found 4/16

$508

sex 5/94:26 pmBNA - IAD

2 stops14h 17mAlaska Airlines

seg 5/126:30 amIAD - BNA

1 stop18h 42mAlaska Airlines

Deal found 4/16

$668

qua 5/146:31 pmBNA - IAD

1 stop4h 31mAmerican Airlines

qua 5/215:26 pmIAD - BNA

1 stop5h 00mAmerican Airlines

Deal found 4/16

$267

qui 5/157:45 pmBNA - IAD

1 stop15h 53mMultiple Airlines

qui 5/2211:54 amIAD - BNA

Nonstop1h 49mMultiple Airlines

Deal found 4/16

$188

sex 5/1610:01 amBNA - IAD

1 stop5h 35mFrontier

qui 5/221:17 pmIAD - BNA

1 stop20h 52mFrontier

Deal found 4/16

$181

sáb 5/1711:55 amBNA - IAD

Nonstop1h 48mUnited Airlines

sáb 5/2412:35 pmIAD - BNA

Nonstop1h 55mUnited Airlines

Deal found 4/16

$204

qua 5/218:45 pmBNA - IAD

1 stop14h 02mSun Country Air

dom 5/2512:49 pmIAD - BNA

1 stop24h 19mSun Country Air

Deal found 4/15

$245

qua 5/216:00 amBNA - IAD

1 stop5h 06mDelta

seg 5/266:00 amIAD - BNA

1 stop4h 52mDelta

Deal found 4/16

$357

One-way flights from Nashville to Dulles Intl
Search for one-way flight options from Nashville to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated abril 16, 2025.

sáb 6/216:10 pmBNA - IAD

Nonstop1h 42mAllegiant Air

Deal found 4/15

$50

seg 5/510:01 amBNA - IAD

1 stop5h 35mFrontier

Deal found 4/15

$104

dom 6/293:11 pmBNA - IAD

1 stop18h 09mAvelo Airlines

Deal found 4/16

$108

qui 5/227:01 pmBNA - IAD

2 stops15h 19mMultiple Airlines

Deal found 4/15

$113

sex 5/1611:55 amBNA - IAD

Nonstop1h 48mUnited Airlines

Deal found 4/15

$115

qua 6/187:40 pmBNA - IAD

1 stop15h 03mSun Country Air

Deal found 4/15

$120

ter 5/205:04 pmBNA - IAD

1 stop5h 58mAmerican Airlines

Deal found 4/14

$134

qui 5/157:45 pmBNA - IAD

1 stop3h 43mDelta

Deal found 4/16

$179

sex 5/94:26 pmBNA - IAD

2 stops14h 17mAlaska Airlines

Deal found 4/15

$292

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

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

qui 5/22

8:20 am-11:04 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

dom 5/25

1:17 pm-9:09 am

1 stop20h 52m

$177

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

qua 5/28

1:40 pm-4:30 pm

Nonstop1h 50m

Washington, D.C. Dulles Intl

sáb 5/31

3:55 pm-4:54 pm

Nonstop1h 59m

$179

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

sex 5/16

10:01 am-4:36 pm

1 stop5h 35m

Washington, D.C. Dulles Intl

qui 5/22

1:17 pm-9:09 am

1 stop20h 52m

$181

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

dom 6/15

8:20 am-11:02 am

Nonstop1h 42m

Washington, D.C. Dulles Intl

qui 6/19

9:10 pm-1:23 pm

1 stop17h 13m

$192

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

qua 5/21

8:45 pm-11:47 am

1 stop14h 02m

Washington, D.C. Dulles Intl

dom 5/25

12:49 pm-12:08 pm

1 stop24h 19m

$245

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

qua 5/14

7:29 pm-12:02 am

1 stop3h 33m

Washington, D.C. Dulles Intl

qua 5/21

5:02 am-7:57 am

1 stop3h 55m

$267

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

qua 5/21

6:00 am-12:06 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

seg 5/26

6:00 am-9:52 am

1 stop4h 52m

$357

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

sáb 6/21

6:10 pm-8:52 pm

Nonstop1h 42m

$50

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

seg 5/5

10:01 am-4:36 pm

1 stop5h 35m

$104

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

dom 6/29

3:11 pm-10:20 am

1 stop18h 09m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 16 results

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 April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Kiwi.com	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 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 eDreams the most. eDreams 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.

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

Airports

BNA

For self-parking, Terminal Garage 1 and 2 are closest to the terminal, offering a flat daily rate for convenience.

IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, offering a cheap and efficient way to reach the city.

Our travel experts

Mark Chesnut

Expert on BNA

Ramsey Qubein

Expert on IAD

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

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 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 66 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, August is the cheapest month in which you can book a flight from Nashville to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Nashville to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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?

It’s typically best to fly out from Nashville to Washington, D.C. Dulles Intl Airport in the evening. Doing so could potentially save you 91% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from Nashville to Washington, D.C. Dulles Intl Airport

The most flights from BNA to IAD are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 Dulles Intl

See what other customers who have flown with Alaska Airlines, Delta and Avelo Airlines from Nashville to Washington, D.C. have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,876 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

9,876 reviews

Alaska Airlines

8.0

Very good

9,876 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

7,916 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

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

Avelo Airlines

7.5

Good

Alaska Airlines

8.0

Very good

9,876 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

8,665 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

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

Allegiant Air

7.3

Good

734 reviews

Alaska Airlines

8.0

Very good

9,876 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 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. 4 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 7 outbound flights to Washington, D.C. Dulles Intl per day.
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 United Airlines. Our recent data shows that you can find tickets from as low as $179 on this airline. Additional options worth looking into are Frontier and Allegiant Air, starting at $181 and $192 round-trip. These flights start at 40% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Nashville to Washington, D.C. Dulles Intl Airport one-way?
$50 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Frontier and Avelo Airlines, with prices starting from $104 and $108, respectively.
What are the most reliable airlines from Nashville to Washington, D.C. Dulles Intl Airport?
Consider Mesa Airlines (94%), United Airlines (90%) or Copa Airlines (87%) 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 $1,760, our data shows the cheapest flight currently is $108. When looking at the most popular route, (Nashville Intl - Washington, D.C. Dulles Intl), you can expect to pay $78 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, August is the cheapest month in which you can book a flight from Nashville to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Nashville to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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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Woodbridge

Rockville

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Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Nashville to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$49	Average$98	FlexibilityNo cancel fee	On-time88%
Delta	Cheapest$136	Average$498	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$188	Average$304	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$256	Average$317	FlexibilityNo cancel fee	On-time71%

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$50+ Cheap flights from Nashville (BNA) to Dulles Intl (IAD)

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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Nashville to Dulles Intl 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 Nashville Intl to Washington, D.C. Dulles Intl are usually found in July or May, booked 66 days in advance, depart on a Thursday or Friday and return on a Sunday

Cheap flight deals from Nashville to Dulles Intl

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 Nashville to Dulles Intl

Cheapest flights from Nashville to Dulles IntlExplore the most affordable flight options available from Nashville to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 16, 2025.

Explore the most affordable flight options available from Nashville to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 16, 2025.

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

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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.

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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

Airports

BNA

IAD

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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.

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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?

Use this chart to determine the optimal time to book a round-trip flight from Nashville to Dulles Intl. Price data was last updated on April 11, 2025.

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

What is the cheapest time of day to fly from BNA to IAD?

Find hourly flight availability from Nashville to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 16, 2025.

Weekly flight availability from Nashville to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

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

Temperature in Dulles Intl by month

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

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Alaska Airlines, Delta and Avelo Airlines from Nashville to Washington, D.C. have to say. 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 Nashville to Dulles Intl. 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 Nashville to Washington, D.C. Dulles Intl?

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

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

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

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

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

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

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

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

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Alternative routes for Nashville to Dulles Intl

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Top 4 airlines flying from Nashville to Dulles Intl

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Cheapest flights from Nashville to Dulles Intl
Explore the most affordable flight options available from Nashville to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 16, 2025.