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Kingsport

$269+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TYS
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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 September 17, 2025.

Round-trip from

$269
(Delta)

Popular in

October

Cheapest in

April

Average price

$366
From Washington, D.C. Dulles Intl to Kingsport
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 September 17, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:38 pmIAD - TRI
1 stop6h 56mDelta
Tue 12/912:51 pmTRI - IAD
1 stop6h 34mDelta
Deal found 9/14$269
This Delta deal was found by Cheapflights users on 9/15. 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 9/296:00 amIAD - TRI
1 stop3h 44mDelta
Tue 10/71:28 pmTRI - IAD
1 stop3h 29mDelta
Deal found 9/15$274
This American Airlines deal was found by Cheapflights users on 9/15. 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 11/254:34 pmIAD - TRI
1 stop5h 19mAmerican Airlines
Fri 11/288:25 pmTRI - IAD
1 stop3h 34mAmerican Airlines
Deal found 9/15$288
This Delta deal was found by Cheapflights users on 9/15. 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.
Sun 9/286:00 amIAD - TRI
1 stop3h 44mDelta
Tue 10/71:28 pmTRI - IAD
1 stop3h 29mDelta
Deal found 9/15$299
This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 9/246:00 amIAD - TRI
1 stop3h 44mDelta
Wed 10/110:56 amTRI - IAD
1 stop5h 31mDelta
Deal found 9/17$304
This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 9/246:00 amIAD - TRI
1 stop3h 44mDelta
Tue 9/306:11 amTRI - IAD
1 stop5h 29mDelta
Deal found 9/17$329
This Delta deal was found by Cheapflights users on 9/17. 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.
Thu 10/26:00 amIAD - TRI
1 stop3h 44mDelta
Sat 10/44:50 pmTRI - IAD
1 stop6h 27mDelta
Deal found 9/17$333
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 9/2611:18 amIAD - TRI
1 stop5h 42mAmerican Airlines
Sun 9/285:05 amTRI - IAD
1 stop3h 41mAmerican Airlines
Deal found 9/15$369
This Delta deal was found by Cheapflights users on 9/16. 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 9/196:00 amIAD - TRI
1 stop3h 44mDelta
Tue 9/2310:56 amTRI - IAD
1 stop3h 37mDelta
Deal found 9/16$384
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/268:09 pmIAD - TRI
1 stop3h 44mAmerican Airlines
Sat 11/298:25 pmTRI - IAD
1 stop3h 37mAmerican Airlines
Deal found 9/17$412

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 September 17, 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 10/25

6:00 am-12:43 pm

1 stop6h 43m

Blountville Tri Cities TN/VA

Mon 10/27

7:17 pm-12:12 am

1 stop4h 55m

$269

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Sat 12/6

3:38 pm-10:34 pm

1 stop6h 56m

Blountville Tri Cities TN/VA

Tue 12/9

12:51 pm-7:25 pm

1 stop6h 34m

$269

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Tue 9/30

6:00 am-12:37 pm

1 stop6h 37m

Blountville Tri Cities TN/VA

Tue 10/7

1:28 pm-7:26 pm

1 stop5h 58m

$274

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Mon 9/29

6:00 am-9:44 am

1 stop3h 44m

Blountville Tri Cities TN/VA

Tue 10/7

1:28 pm-4:57 pm

1 stop3h 29m

$274

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Sat 10/4

5:25 pm-10:37 pm

1 stop5h 12m

Blountville Tri Cities TN/VA

Tue 10/7

1:28 pm-7:26 pm

1 stop5h 58m

$274

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Sun 9/28

6:00 am-9:44 am

1 stop3h 44m

Blountville Tri Cities TN/VA

Tue 10/7

1:28 pm-4:57 pm

1 stop3h 29m

$299

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Thu 10/2

1:53 pm-7:47 pm

1 stop5h 54m

Blountville Tri Cities TN/VA

Mon 10/6

8:08 pm-11:53 pm

1 stop3h 45m

$333

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Thu 10/2

6:00 am-9:44 am

1 stop3h 44m

Blountville Tri Cities TN/VA

Sat 10/4

4:50 pm-11:17 pm

1 stop6h 27m

$333

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Sun 10/5

6:00 am-12:37 pm

1 stop6h 37m

$289

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Mon 10/6

9:19 am-3:49 pm

1 stop6h 30m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 12 results
1
2

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 $295). 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 September 17, 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.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Kingsport?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Kingsport. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Kingsport flight should consider departing on Friday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 17, 2025.

The most flights from IAD to K1N are scheduled on a Monday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (13 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 September 17, 2025.
See what other customers who have flown with 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.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Overall

7.2

Boarding

7.5

Comfort

7.2

Crew

8.0

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Overall

7.2

Boarding

7.5

Comfort

7.2

Crew

8.0

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

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.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Kingsport can take about 6h 43m. Delta provides one of the quickest options available for as low as $269. The distance from Washington, D.C. Dulles Intl Airport to Kingsport is about 320 mi.

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

    Consider Allegiant Air (92%), Ethiopian Air (77%) or CommutAir (77%) 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 $182, our data indicates the cheapest price to be $43. The most popular route (Washington, D.C. Dulles Intl - Blountville Tri Cities TN/VA), is priced around $269.

  • 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 $295). 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$42Average$94FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$233Average$381FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$450FlexibilityNo cancel feeOn-time71%
DeltaCheapest$284Average$406FlexibilityNo cancel feeOn-timeN/A

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