$90 Cheap United flights Nashville (BNA) to Washington (IAD)

View $90 flight on Fri, Oct 31, 2025Opens in a new window

$90 Cheap United flights Nashville (BNA) to Washington (IAD)

Prices were available within the past 7 days and start at $90 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Aug 30 - Sun, Aug 31
BNA
Nashville
IAD
Washington
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 30 from Nashville to Washington, returning Sun, Aug 31, priced at $179 found 1 day ago
United
Thu, Aug 28 - Sun, Aug 31
BNA
Nashville
IAD
Washington
$198 Roundtrip, found 9 hours ago
$198
Roundtrip
found 9 hours ago
Select United flight, departing Thu, Aug 28 from Nashville to Washington, returning Sun, Aug 31, priced at $198 found 9 hours ago
United
Fri, Aug 29 - Sun, Aug 31
BNA
Nashville
IAD
Washington
$204 Roundtrip, just found
$204
Roundtrip
just found
Select United flight, departing Fri, Aug 29 from Nashville to Washington, returning Sun, Aug 31, priced at $204 just found
United
Sat, Aug 23 - Sat, Aug 30
BNA
Nashville
IAD
Washington
$212 Roundtrip, found 3 days ago
$212
Roundtrip
found 3 days ago
Select United flight, departing Sat, Aug 23 from Nashville to Washington, returning Sat, Aug 30, priced at $212 found 3 days ago
United
Wed, Sep 24 - Sat, Sep 27
BNA
Nashville
IAD
Washington
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Wed, Sep 24 from Nashville to Washington, returning Sat, Sep 27, priced at $217 just found
United
Thu, Oct 30 - Fri, Oct 31
BNA
Nashville
IAD
Washington
$222 Roundtrip, found 3 days ago
$222
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Nashville to Washington, returning Fri, Oct 31, priced at $222 found 3 days ago
Flights from Nashville (BNA) to Washington (IAD)
Origin airport
Nashville Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Popular airline
United
Distance
541 mi
Average flight time
2 hours 47 mins

Frequently asked questions

How much is a United Airlines flight from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD)?
You can find cheap return United Airlines flights from $179 from BNA to IAD by organizing your results from "Price (lowest to highest)" on Expedia. Or look for deals from $90 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BNA to IAD with United Airlines?
United Airlines flights to Washington tend to be cheaper in the low-season months of January and February. Whether you're after a one-way or round-trip ticket, you could find a better deal then.
What is the cheapest time to book flights from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD) with United Airlines?
Begin your search one to three months ahead of your travel date to get cheaper fares on United Airlines flights from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD)?
Yes, you can fly from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD) on one of United Airlines's 14 direct weekly flights. Apply our "Nonstop" and "Airline" filters to find the United Airlines flight that'll arrive at IAD at your preferred time.
How long does it take to fly from BNA to IAD with United Airlines?
Take off from Nashville Intl. Airport (BNA) for Washington Dulles Intl. Airport (IAD) on a direct United Airlines flight, and you'll be airborne for around 1h 44m.
Which day of the week has the most United Airlines flights from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD)?
Sunday has the most United Airlines flights from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD). With 2 daily departures, this is the best day to find something that will suit your plans.
What is the earliest United Airlines flight from BNA to IAD?
The first United Airlines flight from BNA to IAD takes off at 1:26PM UTC-6, landing at 4:10PM UTC-5. If you'd like to head off later, the last United Airlines flight leaves BNA at 6:32PM UTC-6 and lands at IAD at 9:16PM UTC-5. Flying before midday is often a wise choice as morning and mid-morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Washington?
Washington Dulles Intl. Airport (IAD) is the main Washington gateway for United Airlines flights from Nashville Intl. Airport (BNA). Ronald Reagan Washington National Airport (DCA) and Baltimore Washington Intl. Thurgood Marshall Airport (BWI) are two other possibilities. When planning your trip with Expedia, choose the "All Airports" option for your destination to see all available choices.
Why fly with United Airlines from BNA to IAD?
With a rewarding loyalty program, United Airlines is a top pick for many travelers departing from BNA to IAD. Plus, if you're a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD)?
You'll likely board an Airbus A319 or a Boeing 737-800 when flying United Airlines from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD). However, keep in mind that a different aircraft may be used depending on operational factors.
Can I change or cancel my United Airlines flight from Nashville Intl. Airport (BNA) to Washington Dulles Intl. Airport (IAD)?
Changes are generally free within 24 hours of making a booking, but your airline may add a charge after that. For further details about altering your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without extra charges, tick the "Changes included" and "No cancel fee" filters when organizing your next break.

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*Available to One Key members.