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Kingsport

$92+ Cheap flights from Dulles Intl (IAD) to Kingsport, TN

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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TYS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Dulles Intl to Kingsport

Keep the following information in mind while searching for Dulles Intl to Kingsport flight deals. Data was last updated July 31, 2025.

Round-trip from

$269
(Delta)

One-way from

$140
(Delta)

Popular in

October

Cheapest in

April

Average price

$530
From Washington, D.C. Dulles Intl to Kingsport
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One-way flight from Washington, D.C. Dulles Intl to Kingsport
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Highest demand for flights based on searches. 15% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Dulles Intl to Kingsport

Cheapest flights from Dulles Intl to Kingsport
Explore the most affordable flight options available from Dulles Intl to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Priceline deal was found by Cheapflights users on 7/29. 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.
Fri 12/193:50 pmIAD - TRI
Nonstop1h 15mBreeze Airways
Fri 12/262:00 pmTRI - IAD
Nonstop1h 10mBreeze Airways
Deal found 7/29$92
This Delta deal was found by Cheapflights users on 7/28. 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.
Sat 9/276:23 amIAD - TRI
1 stop6h 14mDelta
Mon 10/67:18 pmTRI - IAD
1 stop4h 54mDelta
Deal found 7/28$269
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/161:18 pmIAD - TRI
1 stop6h 17mAmerican Airlines
Thu 8/216:30 amTRI - IAD
1 stop6h 18mAmerican Airlines
Deal found 7/31$273

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Kingsport 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 July 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Kingsport that are best for you.

Fly from

Dulles Intl

Fly to

Kingsport

Route

Depart

Return

Price

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Sat 12/6

6:30 am-12:05 pm

1 stop5h 35m

Blountville Tri Cities TN/VA

Tue 12/9

10:15 am-1:57 pm

1 stop3h 42m

$269

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Sat 8/16

1:18 pm-7:35 pm

1 stop6h 17m

Blountville Tri Cities TN/VA

Thu 8/21

6:30 am-12:48 pm

1 stop6h 18m

$273

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Sat 8/16

6:00 am-10:10 am

1 stop4h 10m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Dulles Intl to Kingsport

Have a flexible travel schedule? Discover the best time to fly to Kingsport 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 Kingsport

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kingsport (average of $294). Flying from Washington, D.C. Dulles Intl Airport to Kingsport in March is currently the most expensive (average of $376). 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 K1N?

Find hourly flight availability from Dulles Intl to Kingsport. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Kingsport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Kingsport

Explore weekly flight availability from Dulles Intl to Kingsport. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from IAD to K1N are scheduled on a Monday (16 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing Kingsport

Get insights into the airlines that provide service to Kingsport. 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 Kingsport. Reviews last updated July 31, 2025.
See what other customers who have flown with Delta and American Airlines from Washington, D.C. Dulles Intl Airport to Kingsport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 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

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 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

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 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

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Kingsport. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Kingsport?

    Consider Allegiant Air (75%), Avianca (69%) or Copa Airlines (69%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Kingsport.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Kingsport?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Kingsport? While on average our users pay $162, our data indicates the cheapest price to be $40. The most popular route (Washington, D.C. Dulles Intl - Blountville Tri Cities TN/VA), is priced around $92.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Kingsport 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 Kingsport?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kingsport (average of $294). Flying from Washington, D.C. Dulles Intl Airport to Kingsport in March is currently the most expensive (average of $376). 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

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Top 4 airlines flying from Dulles Intl to Kingsport

Discover the top 4 airlines that operate flights from Dulles Intl to Kingsport. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$38Average$86FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$238Average$385FlexibilityNo cancel feeOn-time69%
DeltaCheapest$284Average$371FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$328Average$500FlexibilityNo cancel feeOn-time71%

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