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Dulles Intl

$82+ Cheap flights from Blountville (TRI) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — IAD
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap flight deals from Blountville to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Blountville (TRI) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$82
(Priceline)

Popular in

February

Cheapest in

December

Average price

$383
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Washington, D.C. Dulles Intl flights.
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From Blountville Tri Cities TN/VA to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 9% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Blountville to Dulles Intl

Cheapest flights from Blountville to Dulles Intl
Explore the most affordable flight options available from Blountville to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Priceline deal was found by Cheapflights users on 10/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/152:00 pmTRI - IAD
Nonstop1h 10mBreeze Airways
Fri 1/92:58 pmIAD - TRI
Nonstop1h 30mBreeze Airways
Deal found 10/27$82
This Priceline deal was found by Cheapflights users on 10/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:00 pmTRI - IAD
Nonstop1h 10mBreeze Airways
Mon 1/53:50 pmIAD - TRI
Nonstop1h 15mBreeze Airways
Deal found 10/27$133
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/156:05 pmTRI - IAD
2 stops44h 24mMultiple Airlines
Fri 1/92:58 pmIAD - TRI
Nonstop1h 30mMultiple Airlines
Deal found 10/27$174
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/295:55 pmTRI - IAD
2 stops17h 43mMultiple Airlines
Mon 1/53:50 pmIAD - TRI
Nonstop1h 15mMultiple Airlines
Deal found 10/27$204
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 11/197:22 pmTRI - IAD
1 stop3h 45mAmerican Airlines
Sat 11/226:44 amIAD - TRI
1 stop5h 30mAmerican Airlines
Deal found 10/25$269

Cheapflights Fare Finder

 
Customize your flight search to find flights from Blountville to Dulles Intl 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 27, 2025.
Use the filters below to find and compare flights from Blountville to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Blountville

Fly to

Dulles Intl

Route

Depart

Return

Price

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Mon 12/15

2:00 pm-3:10 pm

Nonstop1h 10m

Washington, D.C. Dulles Intl

Fri 1/9

2:58 pm-4:28 pm

Nonstop1h 30m

$82

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Mon 12/29

2:00 pm-3:10 pm

Nonstop1h 10m

Washington, D.C. Dulles Intl

Mon 1/5

3:50 pm-5:05 pm

Nonstop1h 15m

$133

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Mon 12/15

6:05 pm-2:29 pm

2 stops44h 24m

Washington, D.C. Dulles Intl

Fri 1/9

2:58 pm-4:28 pm

Nonstop1h 30m

$174

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Mon 12/29

5:55 pm-4:37 pm

2 stops22h 42m

Washington, D.C. Dulles Intl

Mon 1/5

3:50 pm-5:05 pm

Nonstop1h 15m

$204

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Wed 11/12

10:04 am-1:35 pm

1 stop3h 31m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Blountville to Dulles Intl

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.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Blountville to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Blountville-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 Blountville-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Blountville-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 Blountville-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 Blountville-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 Blountville to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Blountville 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 Blountville to Washington, D.C. Dulles Intl Airport

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

Currently, August is the cheapest month in which you can book a flight from Blountville to Washington, D.C. Dulles Intl Airport (average of $76). Flying from Blountville to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $340). 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 TRI to IAD?

Find hourly flight availability from Blountville 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 October 27, 2025.

A simple way to save on the total cost of your ticket is to fly from Blountville to Washington, D.C. Dulles Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 84% on your trip compared to booking a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Blountville 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 Blountville to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Blountville, you will be flying from Tri Cities TN/VA, which is the city’s only airport. Blountville Tri Cities TN/VA (TRI) is located 5.7 mi from the center of Blountville. There are 0 flights from Tri Cities TN/VA to Washington, D.C. Dulles Intl per day from 0 different airlines.

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

    Breeze Airways can get you from Blountville to Washington, D.C. Dulles Intl Airport in just under 1h 10m. Your travel time will be generally consistent. There are 320 mi between Blountville and Washington, D.C. Dulles Intl Airport. Most flights are nonstop.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Blountville to Washington, D.C. Dulles Intl Airport (average of $76). Flying from Blountville to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $340). 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
Woodbridge
Tysons
Arlington
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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