$259+ Cheap flights from Blountville to St. Louis (TRI - STL)
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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — STL
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Blountville to St. Louis 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 Blountville to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Blountville to St. LouisExplore the most affordable flight options available from Blountville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Blountville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Fri 8/75:29 pm
TRI
- STL
1 stop6h 11m
American Airlines
Mon 8/103:25 pm
STL
- TRI
1 stop4h 42m
American Airlines
Deal found 6/5![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sat 7/47:54 am
TRI
- STL
1 stop5h 56m
American Airlines
Fri 7/107:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Deal found 6/6![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:50 pm
TRI
- STL
1 stop5h 59m
Delta
Sun 11/151:30 pm
STL
- TRI
1 stop3h 41m
Delta
Deal found 6/7![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:53 pm
TRI
- STL
1 stop5h 03m
Delta
Mon 6/156:00 am
STL
- TRI
1 stop5h 59m
Delta
Deal found 6/7![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Thu 6/117:51 am
TRI
- STL
1 stop6h 21m
American Airlines
Sun 6/146:13 pm
STL
- TRI
1 stop4h 34m
American Airlines
Deal found 6/4![American Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 9/117:21 pm
TRI
- STL
1 stop4h 21m
American Airlines
Tue 9/1511:01 am
STL
- TRI
2 stops6h 33m
American Airlines
Deal found 6/4![American Airlines logo]()
$487
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Tue 7/285:00 am
TRI
- STL
1 stop4h 33m
American Airlines
Thu 7/305:13 pm
STL
- TRI
1 stop6h 15m
American Airlines
Deal found 6/5![American Airlines logo]()
$517
This American Airlines deal was found by Cheapflights users on 6/7. 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 6/107:00 am
TRI
- STL
2 stops8h 02m
American Airlines
Wed 6/175:14 am
STL
- TRI
1 stop4h 28m
American Airlines
Deal found 6/7![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Thu 11/125:04 am
TRI
- STL
1 stop4h 23m
American Airlines
Sun 11/156:07 am
STL
- TRI
2 stops7h 07m
American Airlines
Deal found 6/7![American Airlines logo]()
$595
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 6/84:12 pm
TRI
- STL
2 stops9h 04m
American Airlines
Mon 6/155:14 am
STL
- TRI
1 stop4h 28m
American Airlines
Deal found 6/7![American Airlines logo]()
$610
Best flights from Blountville to St. LouisDiscover carefully curated flight deals from Blountville to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Blountville to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 8/147:22 pm
TRI
- STL
1 stop4h 18m
American Airlines
Mon 8/174:54 pm
STL
- TRI
1 stop5h 55m
American Airlines
Deal found 6/4![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:50 pm
TRI
- STL
1 stop5h 59m
Delta
Sun 11/151:30 pm
STL
- TRI
1 stop3h 41m
Delta
Deal found 6/7![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 9/115:11 pm
TRI
- STL
1 stop6h 31m
American Airlines
Tue 9/155:18 pm
STL
- TRI
1 stop5h 38m
American Airlines
Deal found 6/4![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Fri 8/75:29 pm
TRI
- STL
1 stop6h 11m
American Airlines
Mon 8/103:25 pm
STL
- TRI
1 stop4h 42m
American Airlines
Deal found 6/5![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 10/146:12 pm
TRI
- STL
1 stop6h 19m
American Airlines
Tue 10/204:51 pm
STL
- TRI
1 stop5h 56m
American Airlines
Deal found 6/6![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sat 7/47:54 am
TRI
- STL
1 stop5h 56m
American Airlines
Fri 7/107:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Deal found 6/6![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Thu 11/125:04 am
TRI
- STL
1 stop4h 23m
American Airlines
Sun 11/156:07 am
STL
- TRI
2 stops7h 07m
American Airlines
Deal found 6/7![American Airlines logo]()
$595
Last-minute flights from Blountville to St. LouisDiscover last-minute flight deals from Blountville to St. Louis. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Blountville to St. Louis. Data last updated June 9, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:53 pm
TRI
- STL
1 stop5h 03m
Delta
Mon 6/156:00 am
STL
- TRI
1 stop5h 59m
Delta
Deal found 6/7![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 6/84:12 pm
TRI
- STL
2 stops9h 04m
American Airlines
Mon 6/155:14 am
STL
- TRI
1 stop4h 28m
American Airlines
Deal found 6/7![American Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 6/7. 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 6/107:00 am
TRI
- STL
2 stops8h 02m
American Airlines
Wed 6/175:14 am
STL
- TRI
1 stop4h 28m
American Airlines
Deal found 6/7![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 6/105:23 pm
TRI
- STL
1 stop7h 36m
American Airlines
Fri 6/129:42 am
STL
- TRI
1 stop6h 11m
American Airlines
Deal found 6/6![American Airlines logo]()
$843
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Thu 6/117:51 am
TRI
- STL
1 stop6h 21m
American Airlines
Sun 6/146:13 pm
STL
- TRI
1 stop4h 34m
American Airlines
Deal found 6/4![American Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sat 7/47:54 am
TRI
- STL
1 stop5h 56m
American Airlines
Fri 7/107:32 am
STL
- TRI
1 stop3h 50m
American Airlines
Deal found 6/6![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Tue 7/285:00 am
TRI
- STL
1 stop4h 33m
American Airlines
Thu 7/305:13 pm
STL
- TRI
1 stop6h 15m
American Airlines
Deal found 6/5![American Airlines logo]()
$517
One-way flights from Blountville to St. LouisSearch for one-way flight options from Blountville to St. Louis. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Blountville to St. Louis. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sun 7/55:00 am
TRI
- STL
1 stop4h 33m
American Airlines
Deal found 6/4![American Airlines logo]()
$259
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Sun 6/218:27 pm
TRI
- STL
1 stop4h 17m
American Airlines
Deal found 6/5![American Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Sun 6/213:16 pm
TRI
- STL
2 stops28h 37m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$342
Find flight deals from Blountville to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Blountville (TRI) to St. Louis (STL). 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 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (American Airlines) |
One-way from | $259 (American Airlines) |
Popular in | May |
Cheapest in | January |
Average price | $410 |
Cheapflights Fare Finder
Customize your flight search to find flights from Blountville to St. Louis 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 9, 2026.
Use the filters below to find and compare flights from Blountville to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Fri 8/14
7:22 pm-10:40 pm
1 stop4h 18m
Lambert-St Louis
Mon 8/17
4:54 pm-11:49 pm
1 stop5h 55m
$289
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Fri 9/11
5:11 pm-10:42 pm
1 stop6h 31m
Lambert-St Louis
Tue 9/15
5:18 pm-11:56 pm
1 stop5h 38m
$289
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Fri 8/7
5:29 pm-10:40 pm
1 stop6h 11m
Lambert-St Louis
Mon 8/10
3:25 pm-9:07 pm
1 stop4h 42m
$289
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Wed 10/14
6:12 pm-11:31 pm
1 stop6h 19m
Lambert-St Louis
Tue 10/20
4:51 pm-11:47 pm
1 stop5h 56m
$299
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Sat 7/4
7:54 am-12:50 pm
1 stop5h 56m
Lambert-St Louis
Fri 7/10
7:32 am-12:22 pm
1 stop3h 50m
$299
Quickest round-trip
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Thu 11/12
3:50 pm-8:49 pm
1 stop5h 59m
Lambert-St Louis
Sun 11/15
1:30 pm-6:11 pm
1 stop3h 41m
$359
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Thu 11/12
5:04 am-8:27 am
1 stop4h 23m
Lambert-St Louis
Sun 11/15
6:07 am-2:14 pm
2 stops7h 07m
$595
Cheapest one-way
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Sun 7/5
5:00 am-8:33 am
1 stop4h 33m
$259
Quickest one-way
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Sun 6/21
8:27 pm-11:44 pm
1 stop4h 17m
$318
BlountvilleSt. Louis
TRI - STL
TRISTL
Blountville Tri Cities TN/VA
Sun 6/21
3:16 pm-6:53 pm
2 stops28h 37m
$342
Sorted by cheapest first
Compare providers for flights from Blountville to St. Louis
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 Blountville to St. Louis 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 Blountville-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Blountville-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Blountville-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Blountville-St. Louis 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 Blountville-St. Louis 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 Blountville to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Blountville with our price prediction graph.
TRI-STL
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 Blountville to St. Louis
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated June 9, 2026.
See what other customers who have flown with Delta and American Airlines from Blountville to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Comfort
7.8
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 Blountville to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsO'Fallon
Edwardsville
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Blountville and St. Louis flights
Browse other Blountville and St. Louis flight options. Last updated on June 9, 2026.
Other flights from Blountville
Browse through other flights departing from Blountville. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
Top 2 airlines flying from Blountville to St. Louis
Discover the top 2 airlines that operate flights from Blountville to St. Louis. 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 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$152 | Average$352 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$162 | Average$415 | FlexibilityNo cancel fee | On-time71% |