$259+ Cheap flights from St. Louis to Blountville (STL - TRI)
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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TRI
Jul 23 — Jul 301
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Blountville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Blountville
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to BlountvilleExplore 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 June 23, 2026.
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 June 23, 2026.
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/275:10 am
STL
- TRI
1 stop4h 32m
American Airlines
Sat 8/17:54 am
TRI
- STL
1 stop7h 11m
American Airlines
Deal found 6/20![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/22. 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 7/77:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sat 7/118:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 6/22![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 6/20. 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 7/310:51 am
STL
- TRI
1 stop4h 16m
Delta
Sun 7/56:00 am
TRI
- STL
1 stop4h 37m
Delta
Deal found 6/20![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/22. 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 8/96:25 pm
STL
- TRI
1 stop4h 31m
American Airlines
Sat 8/155:29 pm
TRI
- STL
2 stops7h 29m
American Airlines
Deal found 6/22![American Airlines logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/54:09 pm
STL
- TRI
1 stop16h 06m
Multiple Airlines
Mon 7/62:10 pm
TRI
- STL
2 stops28h 27m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$573
This American Airlines deal was found by Cheapflights users on 6/22. 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 10/95:30 am
STL
- TRI
1 stop3h 55m
American Airlines
Sun 10/118:20 pm
TRI
- STL
1 stop4h 11m
American Airlines
Deal found 6/22![American Airlines logo]()
$583
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/32:31 pm
STL
- TRI
2 stops6h 26m
American Airlines
Sun 7/58:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 6/20![American Airlines logo]()
$674
Best flights from St. Louis to BlountvilleDiscover carefully curated flight deals from St. Louis to Blountville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 23, 2026.
Discover carefully curated flight deals from St. Louis to Blountville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 23, 2026.
This Delta deal was found by Cheapflights users on 6/22. 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.
Sun 8/97:00 am
STL
- TRI
1 stop5h 01m
Delta
Sat 8/156:00 am
TRI
- STL
1 stop4h 20m
Delta
Deal found 6/22![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/275:10 am
STL
- TRI
1 stop4h 32m
American Airlines
Sat 8/17:54 am
TRI
- STL
1 stop7h 11m
American Airlines
Deal found 6/20![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/54:09 pm
STL
- TRI
1 stop16h 06m
Multiple Airlines
Mon 7/62:10 pm
TRI
- STL
2 stops28h 27m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$573
This Delta deal was found by Cheapflights users on 6/22. 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 10/97:20 am
STL
- TRI
1 stop3h 44m
Delta
Sun 10/116:05 am
TRI
- STL
1 stop5h 43m
Delta
Deal found 6/22![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/22. 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 7/77:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sat 7/118:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 6/22![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 6/20. 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 7/310:51 am
STL
- TRI
1 stop4h 16m
Delta
Sun 7/56:00 am
TRI
- STL
1 stop4h 37m
Delta
Deal found 6/20![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/32:31 pm
STL
- TRI
2 stops6h 26m
American Airlines
Sun 7/58:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 6/20![American Airlines logo]()
$674
This American Airlines deal was found by Cheapflights users on 6/22. 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 10/95:30 am
STL
- TRI
1 stop3h 55m
American Airlines
Sun 10/1111:09 am
TRI
- STL
2 stops6h 06m
American Airlines
Deal found 6/22![American Airlines logo]()
$795
Last-minute flights from St. Louis to BlountvilleDiscover last-minute flight deals from St. Louis to Blountville. Data last updated June 23, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Blountville. Data last updated June 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/20. 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 7/310:51 am
STL
- TRI
1 stop4h 16m
Delta
Sun 7/56:00 am
TRI
- STL
1 stop4h 37m
Delta
Deal found 6/20![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/32:31 pm
STL
- TRI
2 stops6h 26m
American Airlines
Sun 7/58:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 6/20![American Airlines logo]()
$674
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/54:09 pm
STL
- TRI
1 stop16h 06m
Multiple Airlines
Mon 7/62:10 pm
TRI
- STL
2 stops28h 27m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$573
This American Airlines deal was found by Cheapflights users on 6/22. 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 7/77:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sat 7/118:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 6/22![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/275:10 am
STL
- TRI
1 stop4h 32m
American Airlines
Sat 8/17:54 am
TRI
- STL
1 stop7h 11m
American Airlines
Deal found 6/20![American Airlines logo]()
$289
One-way flights from St. Louis to BlountvilleSearch for one-way flight options from St. Louis to Blountville. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
Search for one-way flight options from St. Louis to Blountville. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
This Delta deal was found by Cheapflights users on 6/22. 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 9/117:05 am
STL
- TRI
1 stop4h 40m
Delta
Deal found 6/22![Delta logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Fri 9/1110:35 am
STL
- TRI
3 stops53h 28m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 6/22. 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 9/116:30 am
STL
- TRI
2 stops7h 41m
American Airlines
Deal found 6/22![American Airlines logo]()
$403
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 June 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (American Airlines) |
One-way from | $259 (Delta) |
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 June 23, 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
Cheapest round-trip
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Sun 8/9
7:00 am-1:01 pm
1 stop5h 01m
Blountville Tri Cities TN/VA
Sat 8/15
6:00 am-9:20 am
1 stop4h 20m
$289
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Mon 7/27
5:10 am-10:42 am
1 stop4h 32m
Blountville Tri Cities TN/VA
Sat 8/1
7:54 am-2:05 pm
1 stop7h 11m
$289
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Fri 10/9
7:20 am-12:04 pm
1 stop3h 44m
Blountville Tri Cities TN/VA
Sun 10/11
6:05 am-10:48 am
1 stop5h 43m
$289
Quickest round-trip
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Tue 7/7
7:32 am-12:22 pm
1 stop3h 50m
Blountville Tri Cities TN/VA
Sat 7/11
8:26 pm-11:57 pm
1 stop4h 31m
$319
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Fri 7/3
10:51 am-4:07 pm
1 stop4h 16m
Blountville Tri Cities TN/VA
Sun 7/5
6:00 am-9:37 am
1 stop4h 37m
$359
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Sun 7/5
4:09 pm-9:15 am
1 stop16h 06m
Blountville Tri Cities TN/VA
Mon 7/6
2:10 pm-5:37 pm
2 stops28h 27m
$573
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Fri 7/3
2:31 pm-9:57 pm
2 stops6h 26m
Blountville Tri Cities TN/VA
Sun 7/5
8:26 pm-11:57 pm
1 stop4h 31m
$674
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Fri 10/9
5:30 am-10:25 am
1 stop3h 55m
Blountville Tri Cities TN/VA
Sun 10/11
11:09 am-4:15 pm
2 stops6h 06m
$795
Cheapest one-way
Quickest one-way
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Fri 9/11
7:05 am-12:45 pm
1 stop4h 40m
$259
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Fri 9/11
6:30 am-3:11 pm
2 stops7h 41m
$403
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
STL-TRI
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.
Reviews of airlines servicing Blountville
Get insights into the airlines that provide service to Blountville. 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 Blountville. Reviews last updated June 23, 2026.
See what other customers who have flown with Delta from St. Louis to Blountville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Blountville?
Book flights to Blountville if you plan to visit one of these locationsMarion
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Greeneville
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Explore flights to Blountville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 23, 2026.
Complete your trip
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St. Louis and Blountville flights
Browse other St. Louis and Blountville flight options. Last updated on June 23, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on June 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from St. Louis to Blountville
Discover the top airline that operate flights from St. Louis to Blountville. 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 June 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$367 | FlexibilityNo cancel fee | On-timeN/A |