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Kingsport

$236+ Cheap flights from St. Louis (STL) 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TYS
4月 16 — 4月 231
週四 4/16
週四 4/23
1 adult, Economy
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Cheap flight deals from St. Louis to Kingsport

Cheapest flights from St. Louis to Kingsport
Explore the most affordable flight options available from St. Louis to Kingsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3月 17, 2026.

This American Airlines deal was found by Cheapflights users on 3/14. 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.
週五 5/295:18 pm
STL
-
TRI
1 stop5h 08m
American Airlines
週日 6/75:15 am
TRI
-
STL
1 stop4h 18m
American Airlines
Deal found 3/14$358
This Delta deal was found by Cheapflights users on 3/15. 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.
週五 4/249:59 am
STL
-
TRI
1 stop4h 23m
Delta
週日 4/264:04 pm
TRI
-
STL
1 stop6h 15m
Delta
Deal found 3/15$458
This American Airlines deal was found by Cheapflights users on 3/15. 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.
週五 4/241:29 pm
STL
-
TRI
2 stops7h 28m
American Airlines
週日 4/265:05 am
TRI
-
STL
1 stop4h 25m
American Airlines
Deal found 3/15$467
This American Airlines deal was found by Cheapflights users on 3/14. 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.
週五 3/277:05 am
STL
-
TRI
1 stop6h 16m
American Airlines
週六 4/47:51 am
TRI
-
STL
1 stop5h 51m
American Airlines
Deal found 3/14$469
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週三 10/214:51 pm
STL
-
TRI
1 stop3h 40m
American Airlines
週五 10/238:20 pm
TRI
-
STL
1 stop4h 11m
American Airlines
Deal found 3/13$517
This American Airlines deal was found by Cheapflights users on 3/15. 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.
週五 5/12:12 pm
STL
-
TRI
1 stop6h 45m
American Airlines
週日 5/32:55 pm
TRI
-
STL
1 stop4h 09m
American Airlines
Deal found 3/15$575

Find flight deals from St. Louis to Kingsport

Keep the following information in mind while searching for St. Louis to Kingsport flight deals. Data was last updated 3月 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(American Airlines)

One-way from

$236
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$596
Provider with most accurate pricing for Lambert-St Louis-Blountville Tri Cities TN/VA flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Blountville Tri Cities TN/VA flights.
Search Deals
From Lambert-St Louis to Kingsport
Search Deals
One-way flight from Lambert-St Louis to Kingsport
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis 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 3月 17, 2026.
Use the filters below to find and compare flights from St. Louis to Kingsport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週五 4/24

9:59 am-3:22 pm

1 stop4h 23m

Blountville Tri Cities TN/VA

週日 4/26

4:04 pm-9:19 pm

1 stop6h 15m

$458

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週五 4/24

1:29 pm-9:57 pm

2 stops7h 28m

Blountville Tri Cities TN/VA

週日 4/26

5:05 am-8:30 am

1 stop4h 25m

$467
Quickest round-trip

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週五 3/27

6:57 pm-11:47 pm

1 stop3h 50m

Blountville Tri Cities TN/VA

週六 4/4

2:46 pm-7:30 pm

1 stop5h 44m

$474

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週五 5/1

2:12 pm-9:57 pm

1 stop6h 45m

Blountville Tri Cities TN/VA

週日 5/3

2:55 pm-11:46 pm

2 stops9h 51m

$580

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週五 5/29

1:45 pm-9:57 pm

2 stops7h 12m

Blountville Tri Cities TN/VA

週日 6/7

5:15 am-8:33 am

1 stop4h 18m

$607
Cheapest one-way

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週六 5/2

7:12 am-4:38 pm

1 stop8h 26m

$259
Quickest one-way

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週三 4/22

6:00 am-1:03 pm

1 stop6h 03m

$268

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週三 4/22

5:51 am-2:30 pm

2 stops7h 39m

$273

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

週一 3/23

2:00 pm-11:47 pm

2 stops8h 47m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Sorted by cheapest first

Best time to book a flight from St. Louis to Kingsport

Have a flexible travel schedule? Discover the best time to fly to Kingsport from St. Louis 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 St. Louis to Kingsport

What is the cheapest month to book a flight from St. Louis to Kingsport?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Kingsport (average of $149). Flying from St. Louis to Kingsport in February is currently the most expensive (average of $266). 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.

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 3月 17, 2026.
Read through reviews of airlines operating flights from St. Louis to Kingsport, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,288 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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 St. Louis to Kingsport?

    For a flight from St. Louis to Kingsport, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Kingsport per day. 2 airlines have flights to Kingsport from Lambert-St Louis on a regular basis.

  • How long is the flight from St. Louis to Kingsport?

    Airlines like Delta and American Airlines fly from St. Louis to Kingsport in about 4h 23m. The time it takes to get you to your destination can typically vary by up to 3h 05m. The distance from St. Louis to Kingsport is about 463 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from St. Louis to Kingsport that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Kingsport?

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

  • Can I find deals for business class flights from St. Louis to Kingsport?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Kingsport?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Kingsport (average of $149). Flying from St. Louis to Kingsport in February is currently the most expensive (average of $266). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from St. Louis to Kingsport

Discover the top 2 airlines that operate flights from St. Louis 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 3月 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$149Average$324FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$213Average$291FlexibilityNo cancel feeOn-time71%

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