$210+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TRI
Aug 7 — Aug 141
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
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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 July 8, 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 July 8, 2026.
This Delta deal was found by Cheapflights users on 7/6. 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 7/317:08 am
STL
- TRI
1 stop4h 48m
Delta
Sun 8/27:55 pm
TRI
- STL
1 stop4h 58m
Delta
Deal found 7/6![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 7/6. 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 7/239:24 am
STL
- TRI
1 stop5h 04m
Delta
Sun 7/267:55 pm
TRI
- STL
1 stop4h 58m
Delta
Deal found 7/6![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/5. 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 7/99:25 am
STL
- TRI
1 stop5h 19m
American Airlines
Sat 7/118:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 7/5![American Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sat 8/14:57 pm
STL
- TRI
2 stops44h 03m
Multiple Airlines
Fri 8/72:10 pm
TRI
- STL
1 stop10h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 7/4. 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 8/41:25 pm
STL
- TRI
2 stops7h 32m
American Airlines
Tue 8/117:22 pm
TRI
- STL
1 stop4h 33m
American Airlines
Deal found 7/4![American Airlines logo]()
$487
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/247:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sun 7/266:15 pm
TRI
- STL
2 stops7h 01m
American Airlines
Deal found 7/6![American Airlines logo]()
$585
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/312:31 pm
STL
- TRI
2 stops6h 26m
American Airlines
Sun 8/25:00 am
TRI
- STL
1 stop4h 33m
American Airlines
Deal found 7/6![American Airlines logo]()
$635
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/237:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sun 7/266:15 pm
TRI
- STL
2 stops7h 01m
American Airlines
Deal found 7/6![American Airlines logo]()
$671
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 7/53:41 pm
STL
- TRI
2 stops16h 34m
Multiple Airlines
Mon 7/62:10 pm
TRI
- STL
1 stop10h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$749
This American Airlines deal was found by Cheapflights users on 7/4. 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 8/16:55 am
STL
- TRI
2 stops7h 49m
American Airlines
Fri 8/712:30 pm
TRI
- STL
2 stops7h 57m
American Airlines
Deal found 7/4![American Airlines logo]()
$778
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 July 8, 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 July 8, 2026.
This Delta deal was found by Cheapflights users on 7/6. 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 7/317:08 am
STL
- TRI
1 stop4h 48m
Delta
Sun 8/27:55 pm
TRI
- STL
1 stop4h 58m
Delta
Deal found 7/6![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/245:10 am
STL
- TRI
1 stop4h 32m
American Airlines
Sun 7/265:00 am
TRI
- STL
1 stop4h 33m
American Airlines
Deal found 7/6![American Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sat 8/14:57 pm
STL
- TRI
2 stops44h 03m
Multiple Airlines
Fri 8/72:10 pm
TRI
- STL
1 stop10h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 7/6. 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 7/239:24 am
STL
- TRI
1 stop5h 04m
Delta
Sun 7/267:55 pm
TRI
- STL
1 stop4h 58m
Delta
Deal found 7/6![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/4. 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 8/15:28 pm
STL
- TRI
1 stop6h 00m
American Airlines
Fri 8/77:22 pm
TRI
- STL
1 stop4h 18m
American Airlines
Deal found 7/4![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 7/4. 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 8/46:55 am
STL
- TRI
2 stops7h 49m
American Airlines
Tue 8/1112:30 pm
TRI
- STL
2 stops7h 57m
American Airlines
Deal found 7/4![American Airlines logo]()
$615
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/237:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sun 7/266:15 pm
TRI
- STL
2 stops7h 01m
American Airlines
Deal found 7/6![American Airlines logo]()
$671
Last-minute flights from St. Louis to BlountvilleDiscover last-minute flight deals from St. Louis to Blountville. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Blountville. Data last updated July 8, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/5. 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 7/99:25 am
STL
- TRI
1 stop5h 19m
American Airlines
Sat 7/118:26 pm
TRI
- STL
1 stop4h 31m
American Airlines
Deal found 7/5![American Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 7/6. 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 7/239:24 am
STL
- TRI
1 stop5h 04m
Delta
Sun 7/267:55 pm
TRI
- STL
1 stop4h 58m
Delta
Deal found 7/6![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/237:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sun 7/266:15 pm
TRI
- STL
2 stops7h 01m
American Airlines
Deal found 7/6![American Airlines logo]()
$671
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/247:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Sun 7/266:15 pm
TRI
- STL
2 stops7h 01m
American Airlines
Deal found 7/6![American Airlines logo]()
$585
This Delta deal was found by Cheapflights users on 7/6. 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 7/317:08 am
STL
- TRI
1 stop4h 48m
Delta
Sun 8/27:55 pm
TRI
- STL
1 stop4h 58m
Delta
Deal found 7/6![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 7/6. 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 7/312:31 pm
STL
- TRI
2 stops6h 26m
American Airlines
Sun 8/25:00 am
TRI
- STL
1 stop4h 33m
American Airlines
Deal found 7/6![American Airlines logo]()
$635
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sat 8/14:57 pm
STL
- TRI
2 stops44h 03m
Multiple Airlines
Fri 8/72:10 pm
TRI
- STL
1 stop10h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 7/4. 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 8/16:55 am
STL
- TRI
2 stops7h 49m
American Airlines
Fri 8/712:30 pm
TRI
- STL
2 stops7h 57m
American Airlines
Deal found 7/4![American Airlines logo]()
$778
This American Airlines deal was found by Cheapflights users on 7/4. 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 8/41:25 pm
STL
- TRI
2 stops7h 32m
American Airlines
Tue 8/117:22 pm
TRI
- STL
1 stop4h 33m
American Airlines
Deal found 7/4![American Airlines logo]()
$487
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 July 8, 2026.
Search for one-way flight options from St. Louis to Blountville. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 7/307:10 pm
STL
- TRI
2 stops13h 05m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Wed 7/228:08 pm
STL
- TRI
2 stops36h 07m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$233
This American Airlines deal was found by Cheapflights users on 7/5. 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 7/228:38 am
STL
- TRI
1 stop7h 16m
American Airlines
Deal found 7/5![American Airlines logo]()
$318
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 July 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (Delta) |
One-way from | $210 (Kiwi.com) |
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 July 8, 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
Fri 7/31
7:08 am-12:56 pm
1 stop4h 48m
Blountville Tri Cities TN/VA
Sun 8/2
7:55 pm-11:53 pm
1 stop4h 58m
$289
Quickest round-trip
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Fri 7/24
5:10 am-10:42 am
1 stop4h 32m
Blountville Tri Cities TN/VA
Sun 7/26
5:00 am-8:33 am
1 stop4h 33m
$319
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Thu 7/23
9:24 am-3:28 pm
1 stop5h 04m
Blountville Tri Cities TN/VA
Sun 7/26
7:55 pm-11:53 pm
1 stop4h 58m
$319
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Sat 8/1
5:28 pm-12:28 am
1 stop6h 00m
Blountville Tri Cities TN/VA
Fri 8/7
7:22 pm-10:40 pm
1 stop4h 18m
$389
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Sat 8/1
4:57 pm-2:00 pm
2 stops44h 03m
Blountville Tri Cities TN/VA
Fri 8/7
2:10 pm-11:59 pm
1 stop10h 49m
$414
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Tue 8/4
6:55 am-3:44 pm
2 stops7h 49m
Blountville Tri Cities TN/VA
Tue 8/11
12:30 pm-7:27 pm
2 stops7h 57m
$615
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Thu 7/23
7:32 am-12:22 pm
1 stop3h 50m
Blountville Tri Cities TN/VA
Sun 7/26
6:15 pm-12:16 am
2 stops7h 01m
$671
Cheapest one-way
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Wed 7/22
8:08 pm-9:15 am
2 stops36h 07m
$233
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Thu 7/30
4:09 pm-9:15 am
1 stop16h 06m
$241
Quickest one-way
St. LouisBlountville
STL - TRI
STLTRI
Lambert-St Louis
Wed 7/22
8:38 am-4:54 pm
1 stop7h 16m
$318
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 July.
| 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 July 8, 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
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Crew
8.5
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 locationsBeech Mountain
Greeneville
Bristol
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St. Louis and Blountville flights
Browse other St. Louis and Blountville flight options. Last updated on July 8, 2026.
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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 July 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$383 | FlexibilityNo cancel fee | On-timeN/A |