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$259+ Cheap flights from Dulles Intl (IAD) to Blountville (TRI)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TRI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Dulles Intl to Blountville

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Blountville (TRI). 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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(Delta)

One-way from

$259
(American Airlines)

Popular in

October

Cheapest in

April

Average price

$338
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Blountville Tri Cities TN/VA flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Blountville Tri Cities TN/VA flights.
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From Washington, D.C. Dulles Intl to Blountville Tri Cities TN/VA
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One-way flight from Washington, D.C. Dulles Intl to Blountville Tri Cities TN/VA
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Highest demand for flights based on searches. 14% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Dulles Intl to Blountville

Cheapest flights from Dulles Intl to Blountville
Explore the most affordable flight options available from Dulles Intl to Blountville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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 8/25:39 pmIAD - TRI
1 stop6h 20mAmerican Airlines
Sun 8/38:10 pmTRI - IAD
1 stop3h 48mAmerican Airlines
Deal found 4/28$269
This Delta deal was found by Cheapflights users on 4/28. 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 5/136:00 amIAD - TRI
1 stop3h 40mDelta
Sat 5/177:38 pmTRI - IAD
1 stop3h 57mDelta
Deal found 4/28$279
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/128:25 amIAD - TRI
3 stops36h 46mMultiple Airlines
Sun 6/153:40 pmTRI - IAD
2 stops22h 43mMultiple Airlines
Deal found 4/28$376

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Blountville 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 April 29, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Blountville that are best for you.

Fly from

Dulles Intl

Fly to

Blountville

Route

Depart

Return

Price

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Thu 5/15

6:00 am-9:40 am

1 stop3h 40m

Blountville Tri Cities TN/VA

Sat 5/17

7:38 pm-11:35 pm

1 stop3h 57m

$279

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Thu 6/26

1:08 pm-7:42 pm

1 stop6h 34m

Blountville Tri Cities TN/VA

Thu 7/3

6:22 pm-11:59 pm

1 stop5h 37m

$328

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Thu 6/12

8:25 am-9:11 pm

3 stops36h 46m

Blountville Tri Cities TN/VA

Sun 6/15

3:40 pm-2:23 pm

2 stops22h 43m

$376

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Wed 5/21

5:26 pm-11:58 pm

1 stop6h 32m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Dulles Intl to Blountville

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 Dulles Intl to Blountville in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 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 Washington, D.C. Dulles Intl Airport-Blountville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Blountville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Blountville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Blountville 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 Washington, D.C. Dulles Intl Airport-Blountville 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 Dulles Intl to Blountville

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

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

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Blountville (average of $398). Flying from Washington, D.C. Dulles Intl Airport to Blountville in June is currently the most expensive (average of $521). 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 IAD to TRI?

Find hourly flight availability from Dulles Intl to Blountville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Blountville at noon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Blountville

Get insights into the airlines that provide service to Blountville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Blountville. Reviews last updated April 29, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Blountville, such as Delta and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    Most people fly into Blountville Tri Cities TN/VA (TRI) if they book a flight to Blountville from Washington, D.C. Dulles Intl. On average, Tri Cities TN/VA has 0 inbound flights from Washington, D.C. Dulles Intl per day from 0 airlines. Blountville Tri Cities TN/VA is conveniently located just 5.7 mi from Blountville’s city center.

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

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Blountville round-trip from $279. Another airline that can offer you cheap pricing is American Airlines. These flights start at 39% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Blountville (average of $398). Flying from Washington, D.C. Dulles Intl Airport to Blountville in June is currently the most expensive (average of $521). 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
Greeneville
Marion
Beech Mountain
Bristol

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