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Kingsport

$280+ Cheap flights from St. Louis (STL) 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TYS
Aug 11 — Aug 181
Tue 8/11
Tue 8/18
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 July 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Thu 8/134:09 pm
STL
-
TRI
1 stop16h 06m
Multiple Airlines
Mon 8/172:10 pm
TRI
-
STL
1 stop10h 49m
Multiple Airlines
Deal found 7/7$280
This American Airlines deal was found by Cheapflights users on 7/7. 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 7/225:10 am
STL
-
TRI
1 stop6h 12m
American Airlines
Sun 7/265:00 am
TRI
-
STL
1 stop4h 33m
American Airlines
Deal found 7/7$319
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Mon 7/208:38 am
STL
-
TRI
1 stop7h 16m
American Airlines
Tue 7/287:54 am
TRI
-
STL
1 stop5h 57m
American Airlines
Deal found 7/10$339
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Mon 7/202:31 pm
STL
-
TRI
2 stops6h 26m
American Airlines
Mon 7/278:26 pm
TRI
-
STL
1 stop4h 32m
American Airlines
Deal found 7/10$585
This American Airlines deal was found by Cheapflights users on 7/10. 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 7/217:32 am
STL
-
TRI
1 stop3h 50m
American Airlines
Fri 7/242:16 pm
TRI
-
STL
1 stop4h 05m
American Airlines
Deal found 7/10$686

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 July 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$280
(Kiwi.com)
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

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 July 12, 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

Thu 8/13

4:09 pm-9:15 am

1 stop16h 06m

Blountville Tri Cities TN/VA

Mon 8/17

2:10 pm-11:59 pm

1 stop10h 49m

$280
Quickest round-trip

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 7/22

5:10 am-12:22 pm

1 stop6h 12m

Blountville Tri Cities TN/VA

Sun 7/26

5:00 am-8:33 am

1 stop4h 33m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

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
No data available for this route at this time. Please check back soon.

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 12, 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
7.8
Good
8,457 reviews

Food

7.2

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,457 reviews
Delta
7.8
Good
8,457 reviews

Food

7.2

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 fly from St. Louis to Kingsport in about 6h 12m. The time it takes to get you to your destination can typically vary by up to . The distance from St. Louis to Kingsport is about 463 mi.

  • 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 July 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$228Average$317FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$360FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$278Average$328FlexibilityNo cancel feeOn-time63%

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