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Cheap flights from Blountville to St. Louis from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Blountville to St. Louis departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Blountville to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:15 am - 2:37 pm
TRI
-
STL
5h 22m
1 stop
Delta Logo
9:00 am - 3:08 pm
STL
-
TRI
5h 08m
1 stop
$269Delta
Sat, Jun 13 - Wed, Jun 17
Delta Logo
6:02 am - 9:06 am
TRI
-
STL
4h 04m
1 stop
Delta Logo
7:10 am - 2:48 pm
STL
-
TRI
6h 38m
1 stop
$279Delta
Fri, Feb 27 - Mon, Mar 2
American Airlines Logo
5:00 am - 8:35 am
TRI
-
STL
4h 35m
1 stop
American Airlines Logo
6:00 am - 2:21 pm
STL
-
TRI
7h 21m
2 stops
$284American Airlines
Fri, Feb 27 - Mon, Mar 2
American Airlines Logo
5:00 am - 12:33 pm
TRI
-
STL
8h 33m
2 stops
American Airlines Logo
6:06 am - 2:21 pm
STL
-
TRI
7h 15m
2 stops
$289American Airlines
Fri, Feb 27 - Mon, Mar 2
Delta Logo
6:55 pm - 11:38 pm
TRI
-
STL
5h 43m
1 stop
Delta Logo
6:00 am - 12:06 pm
STL
-
TRI
5h 06m
1 stop
$298Delta
Fri, Jun 12 - Wed, Jun 17
American Airlines Logo
4:12 pm - 11:51 pm
TRI
-
STL
8h 39m
2 stops
American Airlines Logo
5:27 am - 10:37 am
STL
-
TRI
4h 10m
1 stop
$479American Airlines
Fri, Aug 14 - Mon, Aug 17
Multiple Airlines Logo
12:47 pm - 7:47 am
TRI
-
STL
20h 00m
2 stops
Multiple Airlines Logo
4:44 pm - 2:26 pm
STL
-
TRI
20h 42m
1 stop
$494Multiple Airlines
Fri, Jun 12 - Wed, Jun 17
United Airlines Logo
6:00 am - 3:46 pm
TRI
-
STL
10h 46m
1 stop
United Airlines Logo
5:41 pm - 5:06 pm
STL
-
TRI
22h 25m
1 stop
$499United Airlines
Sat, Jun 20 - Tue, Jun 23
American Airlines Logo
7:00 am - 2:06 pm
TRI
-
STL
8h 06m
2 stops
American Airlines Logo
6:12 pm - 11:47 pm
STL
-
TRI
4h 35m
1 stop
$544American Airlines
Sat, Jun 13 - Wed, Jun 17
American Airlines Logo
4:12 pm - 11:51 pm
TRI
-
STL
8h 39m
2 stops
American Airlines Logo
4:18 pm - 11:58 pm
STL
-
TRI
6h 40m
2 stops
$559American Airlines
Fri, Aug 14 - Mon, Aug 17

American Airlines flights from Blountville to St. Louis

Our best American Airlines deals on Blountville to St. Louis flight tickets
American Airlines
Feb 27
TRI5:00 amBlountville Tri Cities TN/VA
4h 35m
1 stop
STL8:35 amLambert-St Louis
Mar 2
STL6:00 amLambert-St Louis
7h 21m
2 stops
TRI2:21 pmBlountville Tri Cities TN/VA
$284
American Airlines
Feb 27
TRI5:00 amBlountville Tri Cities TN/VA
8h 33m
2 stops
STL12:33 pmLambert-St Louis
Mar 2
STL6:06 amLambert-St Louis
7h 15m
2 stops
TRI2:21 pmBlountville Tri Cities TN/VA
$289
American Airlines
Aug 14
TRI4:12 pmBlountville Tri Cities TN/VA
8h 39m
2 stops
STL11:51 pmLambert-St Louis
Aug 17
STL5:27 amLambert-St Louis
4h 10m
1 stop
TRI10:37 amBlountville Tri Cities TN/VA
$479

United Airlines flights from Blountville to St. Louis

Our best United Airlines deals on Blountville to St. Louis flight tickets
United Airlines
Jun 20
TRI6:00 amBlountville Tri Cities TN/VA
10h 46m
1 stop
STL3:46 pmLambert-St Louis
Jun 23
STL1:13 pmLambert-St Louis
9h 51m
1 stop
TRI12:04 amBlountville Tri Cities TN/VA
$499
United Airlines
Jun 20
TRI6:00 amBlountville Tri Cities TN/VA
16h 16m
1 stop
STL9:16 pmLambert-St Louis
Jun 23
STL5:10 amLambert-St Louis
17h 54m
2 stops
TRI12:04 amBlountville Tri Cities TN/VA
$583
United Airlines
Jun 20
TRI6:00 amBlountville Tri Cities TN/VA
9h 23m
1 stop
STL2:23 pmLambert-St Louis
Jun 23
STL8:15 pmLambert-St Louis
19h 56m
1 stop
TRI5:11 pmBlountville Tri Cities TN/VA
$615

momondo 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, momondo users made 832,500 searches. Data last updated February 15, 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

Price

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Sat 6/13

10:15 am-2:37 pm

1 stop5h 22m

Lambert-St Louis

Wed 6/17

9:00 am-3:08 pm

1 stop5h 08m

$269

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Fri 2/27

6:02 am-9:06 am

1 stop4h 04m

Lambert-St Louis

Mon 3/2

7:10 am-2:48 pm

1 stop6h 38m

$279

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Fri 2/27

5:00 am-8:35 am

1 stop4h 35m

Lambert-St Louis

Mon 3/2

6:00 am-2:21 pm

2 stops7h 21m

$284

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Fri 2/27

5:00 am-12:33 pm

2 stops8h 33m

Lambert-St Louis

Mon 3/2

6:06 am-2:21 pm

2 stops7h 15m

$289

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Fri 6/12

6:55 pm-11:38 pm

1 stop5h 43m

Lambert-St Louis

Wed 6/17

6:00 am-12:06 pm

1 stop5h 06m

$298

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Fri 8/14

4:12 pm-11:51 pm

2 stops8h 39m

Lambert-St Louis

Mon 8/17

5:27 am-10:37 am

1 stop4h 10m

$479

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Fri 6/12

12:47 pm-7:47 am

2 stops20h 00m

Lambert-St Louis

Wed 6/17

4:44 pm-2:26 pm

1 stop20h 42m

$494

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Sat 6/20

6:00 am-3:46 pm

1 stop10h 46m

Lambert-St Louis

Tue 6/23

5:41 pm-5:06 pm

1 stop22h 25m

$499

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Sat 6/13

7:00 am-2:06 pm

2 stops8h 06m

Lambert-St Louis

Wed 6/17

6:12 pm-11:47 pm

1 stop4h 35m

$544

BlountvilleSt. Louis

TRI - STL

TRISTL

Blountville Tri Cities TN/VA

Fri 8/14

4:12 pm-11:51 pm

2 stops8h 39m

Lambert-St Louis

Mon 8/17

4:18 pm-11:58 pm

2 stops6h 40m

$559

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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When to book flights from Blountville to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Blountville to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Blountville to St. Louis (TRI to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Blountville to St. Louis

Fastest flight time

4h 04m

Direct flights

None
The fastest flight from Blountville to St. Louis takes 4h 04m
There are no direct flights from Blountville to St. Louis. There are no popular flight routes from Blountville to St. Louis.
Search flight deals

  • How far is Blountville Tri Cities TN/VA to Lambert-St Louis by plane?

    Lambert-St Louis is 454.1 mi away from Blountville Tri Cities TN/VA. Typically, this will take 4h 04m by plane in normal conditions.

  • When did momondo last update prices for flights from Blountville Tri Cities TN/VA Airport to Lambert-St Louis Airport?

    Prices for flights from Blountville Tri Cities TN/VA Airport to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Blountville Tri Cities TN/VA Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Blountville Tri Cities TN/VA Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Blountville Tri Cities TN/VA Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Blountville to St. Louis?

Best airlines flying from Blountville to St. Louis

Compare and see reviews for airlines that fly from Blountville to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $152Free CancellationRating
7.9
8,205 reviews
Search Delta flights
American AirlinesPriceFrom $162Free CancellationRating
7.2
11,297 reviews
Search American Airlines flights

  • How do I get Price Alerts for flights from Blountville to St. Louis?

    Search flight deals from Blountville to St. Louis. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Blountville to St. Louis with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Fenton
Wentzville
Alton
Farmington
Clayton
Edwardsville
Eureka
Festus
Litchfield
Glencoe
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Blountville to St. Louis?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Blountville to St. Louis. momondo saves you time and could save you money on your trip.

Can I find flights from Blountville to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Blountville with this policy.

How can momondo help me find flights from Blountville to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Blountville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Blountville to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Blountville to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

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