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Kingsport

$308+ Cheap flights from Seattle (SEA) to Kingsport, TN

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TYS
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Seattle to Kingsport

Keep the following information in mind while searching for Seattle to Kingsport flight deals. Data was last updated July 30, 2025.

Round-trip from

$369
(American Airlines)

One-way from

$308
(Delta)

Popular in

December

Cheapest in

April

Average price

$629
From Seattle/Tacoma Intl to Kingsport
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One-way flight from Seattle/Tacoma Intl to Kingsport
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Highest demand for flights based on searches. 16% potential increase in price ($137 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 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 Seattle to Kingsport

Cheapest flights from Seattle to Kingsport
Explore the most affordable flight options available from Seattle to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:38 pmSEA - TRI
1 stop7h 15mAmerican Airlines
Sun 9/287:11 amTRI - SEA
1 stop10h 39mAmerican Airlines
Deal found 7/29$369
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/111:40 amSEA - TRI
1 stop7h 41mDelta
Wed 11/56:10 amTRI - SEA
1 stop20h 44mDelta
Deal found 7/29$407

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 30, 2025.
Use the filters below to find and compare flights from Seattle to Kingsport that are best for you.

Fly from

Seattle

Fly to

Kingsport

Route

Depart

Return

Price

SeattleBlountville

SEA - TRI

SEATRI

Seattle/Tacoma Intl

Thu 9/25

11:38 pm-9:53 am

1 stop7h 15m

Blountville Tri Cities TN/VA

Sun 9/28

7:11 am-2:50 pm

1 stop10h 39m

$369

SeattleBlountville

SEA - TRI

SEATRI

Seattle/Tacoma Intl

Thu 9/11

9:45 pm-9:44 am

1 stop8h 59m

Blountville Tri Cities TN/VA

Sun 9/14

7:17 pm-11:54 pm

1 stop7h 37m

$492

SeattleBlountville

SEA - TRI

SEATRI

Seattle/Tacoma Intl

Sun 8/3

11:30 pm-9:30 am

1 stop7h 00m

$308

SeattleBlountville

SEA - TRI

SEATRI

Seattle/Tacoma Intl

Wed 8/6

5:30 pm-2:49 pm

2 stops18h 19m

$350

SeattleBlountville

SEA - TRI

SEATRI

Seattle/Tacoma Intl

Tue 9/2

12:20 pm-11:01 pm

1 stop7h 41m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Seattle to Kingsport

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

What is the cheapest month to book a flight from Seattle to Kingsport?

Currently, January is the cheapest month in which you can book a flight from Seattle to Kingsport (average of $294). Flying from Seattle 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 SEA to K1N?

Find hourly flight availability from Seattle 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 30, 2025.

When flying from Seattle 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.

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 30, 2025.
Get a feel of what it's like to fly with Delta and American Airlines from Seattle to Kingsport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
7,980 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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 Seattle to Kingsport. 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 Seattle to Kingsport?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Kingsport. You should not have trouble finding flights to Kingsport from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Kingsport per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Seattle airport to Kingsport. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

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

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

  • How can I find direct flights from Seattle to Kingsport?

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Kingsport?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Kingsport (average of $294). Flying from Seattle 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 5 airlines flying from Seattle to Kingsport

Discover the top 5 airlines that operate flights from Seattle 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$168Average$268FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$257Average$597FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$598FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$622FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$483Average$723FlexibilityNo cancel feeOn-time75%

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