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Kingsport

$199+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TYS
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
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 May 21, 2026.

This American Airlines deal was found by Cheapflights users on 5/21. 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 6/196:13 pm
STL
-
TRI
1 stop4h 34m
American Airlines
Fri 6/268:27 pm
TRI
-
STL
1 stop4h 17m
American Airlines
Deal found 5/21$289
This Delta deal was found by Cheapflights users on 5/19. 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 9/256:00 am
STL
-
TRI
1 stop5h 06m
Delta
Sun 9/2710:15 am
TRI
-
STL
1 stop6h 42m
Delta
Deal found 5/19$309
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/264:09 pm
STL
-
TRI
1 stop21h 00m
Multiple Airlines
Fri 7/312:59 pm
TRI
-
STL
1 stop10h 00m
Multiple Airlines
Deal found 5/18$315
This American Airlines deal was found by Cheapflights users on 5/17. 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.
Fri 5/295:14 am
STL
-
TRI
1 stop4h 28m
American Airlines
Mon 6/15:23 pm
TRI
-
STL
1 stop7h 35m
American Airlines
Deal found 5/17$339
This American Airlines deal was found by Cheapflights users on 5/21. 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 7/316:12 pm
STL
-
TRI
1 stop4h 26m
American Airlines
Fri 8/76:21 am
TRI
-
STL
1 stop4h 11m
American Airlines
Deal found 5/21$442
This American Airlines deal was found by Cheapflights users on 5/19. 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 9/259:46 am
STL
-
TRI
2 stops6h 42m
American Airlines
Sun 9/275:10 am
TRI
-
STL
1 stop3h 52m
American Airlines
Deal found 5/19$684
This American Airlines deal was found by Cheapflights users on 5/18. 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.
Sun 7/262:31 pm
STL
-
TRI
2 stops6h 26m
American Airlines
Fri 7/312:16 pm
TRI
-
STL
2 stops8h 05m
American Airlines
Deal found 5/18$849

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 May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Kiwi.com)

One-way from

$199
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$529
Provider with most accurate pricing for Lambert-St Louis-Blountville Tri Cities TN/VA flight deals.
Search Deals
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. 26% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 21, 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

Fri 6/19

6:13 pm-11:47 pm

1 stop4h 34m

Blountville Tri Cities TN/VA

Fri 6/26

8:27 pm-11:44 pm

1 stop4h 17m

$289

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Fri 9/25

6:00 am-12:06 pm

1 stop5h 06m

Blountville Tri Cities TN/VA

Sun 9/27

10:15 am-3:57 pm

1 stop6h 42m

$309

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Sun 7/26

4:09 pm-2:09 pm

1 stop21h 00m

Blountville Tri Cities TN/VA

Fri 7/31

2:59 pm-11:59 pm

1 stop10h 00m

$315
Quickest round-trip

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Fri 7/31

6:12 pm-11:38 pm

1 stop4h 26m

Blountville Tri Cities TN/VA

Fri 8/7

6:21 am-9:32 am

1 stop4h 11m

$442

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Fri 9/25

9:46 am-5:28 pm

2 stops6h 42m

Blountville Tri Cities TN/VA

Sun 9/27

5:10 am-8:02 am

1 stop3h 52m

$684
Cheapest one-way
Quickest one-way

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Sun 6/14

6:31 pm-2:10 pm

2 stops18h 39m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

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

How much does it cost to fly round-trip from St. Louis to Kingsport?

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. 3 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 American Airlines and Delta fly from St. Louis to Kingsport in about 4h 34m. The time it takes to get you to your destination can typically vary by up to 32m. 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.

See more FAQs

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Top 3 airlines flying from St. Louis to Kingsport

Discover the top 3 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 May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$213Average$293FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$323FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$248Average$328FlexibilityNo cancel feeOn-time63%

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