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Dulles Intl

$34+ Cheap flights from Blountville (TRI) 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — IAD
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap 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 January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1612:53 pm
TRI
-
IAD
Nonstop1h 25m
Breeze Airways
Fri 3/202:58 pm
IAD
-
TRI
Nonstop1h 30m
Breeze Airways
Deal found 1/25$58
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/212:53 pm
TRI
-
IAD
Nonstop1h 25m
Breeze Airways
Mon 2/92:58 pm
IAD
-
TRI
Nonstop1h 30m
Breeze Airways
Deal found 1/26$77
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/205:08 pm
TRI
-
IAD
1 stop14h 16m
Multiple Airlines
Mon 3/232:58 pm
IAD
-
TRI
Nonstop1h 30m
Multiple Airlines
Deal found 1/25$159
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/165:08 pm
TRI
-
IAD
2 stops30h 48m
Multiple Airlines
Fri 3/202:58 pm
IAD
-
TRI
Nonstop1h 30m
Multiple Airlines
Deal found 1/25$182
This American Airlines deal was found by Cheapflights users on 1/26. 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 2/257:15 am
TRI
-
IAD
1 stop3h 45m
American Airlines
Wed 3/45:00 am
IAD
-
TRI
1 stop5h 43m
American Airlines
Deal found 1/26$201
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Sat 2/2111:03 am
TRI
-
IAD
1 stop5h 13m
American Airlines
Fri 2/275:00 am
IAD
-
TRI
1 stop5h 38m
American Airlines
Deal found 1/26$265
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Tue 4/77:29 pm
TRI
-
IAD
1 stop3h 37m
American Airlines
Mon 4/138:11 pm
IAD
-
TRI
1 stop3h 43m
American Airlines
Deal found 1/25$269
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 4/77:29 pm
TRI
-
IAD
1 stop3h 37m
American Airlines
Sat 4/119:19 am
IAD
-
TRI
1 stop6h 26m
American Airlines
Deal found 1/26$283
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/103:14 pm
TRI
-
IAD
1 stop5h 31m
Delta
Sat 2/146:00 am
IAD
-
TRI
1 stop6h 22m
Delta
Deal found 1/25$291
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:55 pm
TRI
-
IAD
1 stop5h 14m
Delta
Tue 6/306:00 am
IAD
-
TRI
1 stop6h 06m
Delta
Deal found 1/25$298
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/27:00 pm
TRI
-
IAD
1 stop5h 24m
Delta
Mon 2/97:15 am
IAD
-
TRI
1 stop5h 11m
Delta
Deal found 1/26$329

Find 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$58
(Kiwi.com)

One-way from

$34
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$77
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Washington, D.C. Dulles Intl flights.
Search Deals
From Blountville Tri Cities TN/VA to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Blountville Tri Cities TN/VA to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 26, 2026.
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

Fri 3/20

12:53 pm-2:18 pm

Nonstop1h 25m

Washington, D.C. Dulles Intl

Mon 3/23

2:58 pm-4:28 pm

Nonstop1h 30m

$58

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Mon 3/16

12:53 pm-2:18 pm

Nonstop1h 25m

Washington, D.C. Dulles Intl

Fri 3/20

2:58 pm-4:28 pm

Nonstop1h 30m

$58

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Fri 3/20

5:08 pm-7:24 am

1 stop14h 16m

Washington, D.C. Dulles Intl

Mon 3/23

2:58 pm-4:28 pm

Nonstop1h 30m

$159

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Wed 2/25

7:15 am-11:00 am

1 stop3h 45m

Washington, D.C. Dulles Intl

Wed 3/4

5:00 am-10:43 am

1 stop5h 43m

$201

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Sat 2/21

11:03 am-4:16 pm

1 stop5h 13m

Washington, D.C. Dulles Intl

Fri 2/27

5:00 am-10:38 am

1 stop5h 38m

$265

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Wed 7/8

12:49 pm-4:41 pm

1 stop3h 52m

Washington, D.C. Dulles Intl

Mon 7/13

6:00 am-12:06 pm

1 stop6h 06m

$269

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Fri 3/20

7:17 pm-12:27 am

1 stop5h 10m

Washington, D.C. Dulles Intl

Mon 3/23

6:01 am-9:50 am

1 stop3h 49m

$269

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Tue 4/7

7:29 pm-11:06 pm

1 stop3h 37m

Washington, D.C. Dulles Intl

Mon 4/13

8:11 pm-11:54 pm

1 stop3h 43m

$269

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Fri 2/27

7:13 pm-12:21 am

1 stop5h 08m

Washington, D.C. Dulles Intl

Sun 3/1

10:08 am-2:48 pm

1 stop4h 40m

$269

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Wed 4/29

5:05 am-8:49 am

1 stop3h 44m

Washington, D.C. Dulles Intl

Mon 5/4

3:26 pm-9:57 pm

1 stop6h 31m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 16 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 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 Expedia the most. Expedia 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 January 26, 2026.

When flying from Blountville 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 Blountville to Washington, D.C. Dulles Intl Airport?

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 and American Airlines can get you from Blountville to Washington, D.C. Dulles Intl Airport in just under 1h 25m. Your travel time can differ by up to 2h 20m. There are 320 mi between Blountville and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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