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Blountville

$289+ Cheap flights from St. Louis to Blountville (STL - TRI)

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TRI
Jun 19 — Jun 261
Fri 6/19
Fri 6/26
1 adult, Economy
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Cheap flight deals from St. Louis to Blountville

Cheapest flights from St. Louis to Blountville
Explore the most affordable flight options available from St. Louis to Blountville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.

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 7/266:33 pm
STL
-
TRI
2 stops18h 36m
Multiple Airlines
Fri 7/312:59 pm
TRI
-
STL
1 stop10h 00m
Multiple Airlines
Deal found 5/18$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 Delta deal was found by Cheapflights users on 5/16. 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.
Thu 5/289:13 am
STL
-
TRI
1 stop4h 47m
Delta
Thu 6/46:00 am
TRI
-
STL
1 stop4h 44m
Delta
Deal found 5/16$339
This American Airlines deal was found by Cheapflights users on 5/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:45 pm
STL
-
TRI
2 stops7h 12m
American Airlines
Thu 6/45:23 pm
TRI
-
STL
1 stop7h 36m
American Airlines
Deal found 5/16$344
This American Airlines deal was found by Cheapflights users on 5/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:53 pm
STL
-
TRI
1 stop4h 01m
American Airlines
Wed 5/207:45 am
TRI
-
STL
1 stop6h 37m
American Airlines
Deal found 5/16$379
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 5/291:45 pm
STL
-
TRI
2 stops7h 12m
American Airlines
Mon 6/18:27 pm
TRI
-
STL
1 stop4h 17m
American Airlines
Deal found 5/17$557
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

Find flight deals from St. Louis to Blountville

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Blountville (TRI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(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 Blountville Tri Cities TN/VA
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 Blountville 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 20, 2026.
Use the filters below to find and compare flights from St. Louis to Blountville 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 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

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Fri 5/29

1:45 pm-9:57 pm

2 stops7h 12m

Blountville Tri Cities TN/VA

Mon 6/1

8:27 pm-11:44 pm

1 stop4h 17m

$557
Quickest round-trip

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Sorted by cheapest first

Compare providers for flights from St. Louis to Blountville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Blountville in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Blountville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Blountville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Blountville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Blountville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Blountville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Blountville 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 Blountville

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

Related info for your journey

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

    There are many flights that can get you from St. Louis to Blountville in 5h 06m. Fly via Delta or American Airlines to get the fastest option. Airlines will cover a distance of 463 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Blountville 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

Traveling to a place near Blountville?

Book flights to Blountville if you plan to visit one of these locations
Marion
Beech Mountain
Greeneville
Bristol

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