HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$175+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — IAD
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Blountville 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.

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 April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$269
(Delta)

One-way from

$175
(American Airlines)
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

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 April 15, 2025.

This Delta deal was found by Cheapflights users on 4/13. 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.
Fri 5/167:30 pmTRI - IAD
1 stop4h 58mDelta
Sat 5/176:00 amIAD - TRI
1 stop3h 40mDelta
Deal found 4/13$269
This American Airlines deal was found by Cheapflights users on 4/14. 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 4/195:07 amTRI - IAD
1 stop3h 31mAmerican Airlines
Sun 4/275:00 amIAD - TRI
1 stop5h 46mAmerican Airlines
Deal found 4/14$384

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 April 15, 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

Fri 5/16

3:54 pm-9:34 pm

1 stop5h 40m

Washington, D.C. Dulles Intl

Thu 5/22

6:00 am-9:40 am

1 stop3h 40m

$269

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Sat 4/19

5:07 am-8:38 am

1 stop3h 31m

Washington, D.C. Dulles Intl

Sun 4/27

5:00 am-10:46 am

1 stop5h 46m

$384

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Thu 5/8

5:07 am-8:38 am

1 stop3h 31m

$175

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Sun 5/18

7:30 pm-12:28 am

1 stop4h 58m

$249

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Thu 5/8

4:12 pm-4:25 pm

2 stops24h 13m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
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 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 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 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 $309). Flying from Blountville 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 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 April 15, 2025.

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.

Rainfall in Dulles Intl by month

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

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

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated April 15, 2025.
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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
7,916 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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 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.

  • 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 $309). Flying from Blountville 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

Traveling to a place near Blountville?

Book flights to Blountville if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Woodbridge
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.