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Cheap flights from St. Louis to Blountville from $136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Blountville departing on 12/13. 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 St. Louis to Blountville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:20 am - 12:11 pmSTL-TRI
3h 51m1 stop
Delta Logo
10:15 am - 12:54 pmTRI-STL
3h 39m1 stop
$317Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
6:00 am - 12:07 pmSTL-TRI
5h 07m1 stop
Delta Logo
6:05 am - 10:45 amTRI-STL
5h 40m1 stop
$327Delta
Find Deal
Wed, Dec 3 - Wed, Dec 10
American Airlines Logo
9:30 am - 6:50 pmSTL-TRI
8h 20m2 stops
American Airlines Logo
7:19 pm - 11:06 pmTRI-STL
4h 47m1 stop
$332American Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10
American Airlines Logo
9:30 am - 6:50 pmSTL-TRI
8h 20m2 stops
American Airlines Logo
12:18 pm - 8:38 pmTRI-STL
9h 20m2 stops
$337American Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10
American Airlines Logo
5:15 am - 2:21 pmSTL-TRI
8h 06m2 stops
American Airlines Logo
6:31 am - 4:19 pmTRI-STL
10h 48m2 stops
$377American Airlines
Find Deal
Thu, Dec 11 - Sat, Dec 13
American Airlines Logo
6:05 am - 2:07 pmSTL-TRI
7h 02m2 stops
American Airlines Logo
4:20 pm - 10:29 pmTRI-STL
7h 09m1 stop
$382American Airlines
Find Deal
Wed, Apr 15 - Sat, Apr 18
American Airlines Logo
6:05 am - 2:07 pmSTL-TRI
7h 02m2 stops
American Airlines Logo
6:24 pm - 11:24 pmTRI-STL
6h 00m2 stops
$387American Airlines
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
6:00 am - 12:05 pmSTL-TRI
5h 05m1 stop
Delta Logo
6:05 am - 10:43 amTRI-STL
5h 38m1 stop
$392Delta
Find Deal
Thu, Nov 20 - Mon, Nov 24
American Airlines Logo
7:11 am - 12:14 pmSTL-TRI
4h 03m1 stop
American Airlines Logo
6:08 am - 1:41 pmTRI-STL
8h 33m2 stops
$412American Airlines
Find Deal
Thu, Nov 20 - Mon, Nov 24
American Airlines Logo
6:02 am - 2:14 pmSTL-TRI
7h 12m2 stops
American Airlines Logo
7:50 am - 4:16 pmTRI-STL
9h 26m2 stops
$417American Airlines
Find Deal
Thu, Nov 20 - Mon, Nov 24

American Airlines flights from St. Louis to Blountville

Our best American Airlines deals on St. Louis to Blountville flight tickets
American Airlines
Dec 3
STL9:30 amLambert-St Louis
8h 20m
2 stops
TRI6:50 pmBlountville Tri Cities TN/VA
Dec 10
TRI7:19 pmBlountville Tri Cities TN/VA
4h 47m
1 stop
STL11:06 pmLambert-St Louis
$332
Find similar
American Airlines
Dec 3
STL9:30 amLambert-St Louis
8h 20m
2 stops
TRI6:50 pmBlountville Tri Cities TN/VA
Dec 10
TRI12:18 pmBlountville Tri Cities TN/VA
9h 20m
2 stops
STL8:38 pmLambert-St Louis
$337
Find similar
American Airlines
Dec 11
STL5:15 amLambert-St Louis
8h 06m
2 stops
TRI2:21 pmBlountville Tri Cities TN/VA
Dec 13
TRI6:31 amBlountville Tri Cities TN/VA
10h 48m
2 stops
STL4:19 pmLambert-St Louis
$377
Find similar

Delta flights from St. Louis to Blountville

Our best Delta deals on St. Louis to Blountville flight tickets
Delta
Apr 15
STL7:20 amLambert-St Louis
3h 51m
1 stop
TRI12:11 pmBlountville Tri Cities TN/VA
Apr 18
TRI10:15 amBlountville Tri Cities TN/VA
3h 39m
1 stop
STL12:54 pmLambert-St Louis
$317
Find similar
Delta
Dec 3
STL6:00 amLambert-St Louis
5h 07m
1 stop
TRI12:07 pmBlountville Tri Cities TN/VA
Dec 10
TRI6:05 amBlountville Tri Cities TN/VA
5h 40m
1 stop
STL10:45 amLambert-St Louis
$327
Find similar
Delta
Nov 20
STL6:00 amLambert-St Louis
5h 05m
1 stop
TRI12:05 pmBlountville Tri Cities TN/VA
Nov 24
TRI6:05 amBlountville Tri Cities TN/VA
5h 38m
1 stop
STL10:43 amLambert-St Louis
$392
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
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

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 4/15

7:20 am-12:11 pm

1 stop3h 51m

Blountville Tri Cities TN/VA

Sat 4/18

10:15 am-12:54 pm

1 stop3h 39m

$317

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 12/3

6:00 am-12:07 pm

1 stop5h 07m

Blountville Tri Cities TN/VA

Wed 12/10

6:05 am-10:45 am

1 stop5h 40m

$327

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 12/3

9:30 am-6:50 pm

2 stops8h 20m

Blountville Tri Cities TN/VA

Wed 12/10

7:19 pm-11:06 pm

1 stop4h 47m

$332

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 12/3

9:30 am-6:50 pm

2 stops8h 20m

Blountville Tri Cities TN/VA

Wed 12/10

12:18 pm-8:38 pm

2 stops9h 20m

$337

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Thu 12/11

5:15 am-2:21 pm

2 stops8h 06m

Blountville Tri Cities TN/VA

Sat 12/13

6:31 am-4:19 pm

2 stops10h 48m

$377

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 4/15

6:05 am-2:07 pm

2 stops7h 02m

Blountville Tri Cities TN/VA

Sat 4/18

4:20 pm-10:29 pm

1 stop7h 09m

$382

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 4/15

6:05 am-2:07 pm

2 stops7h 02m

Blountville Tri Cities TN/VA

Sat 4/18

6:24 pm-11:24 pm

2 stops6h 00m

$387

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Thu 11/20

6:00 am-12:05 pm

1 stop5h 05m

Blountville Tri Cities TN/VA

Mon 11/24

6:05 am-10:43 am

1 stop5h 38m

$392

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Thu 11/20

7:11 am-12:14 pm

1 stop4h 03m

Blountville Tri Cities TN/VA

Mon 11/24

6:08 am-1:41 pm

2 stops8h 33m

$412

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Thu 11/20

6:02 am-2:14 pm

2 stops7h 12m

Blountville Tri Cities TN/VA

Mon 11/24

7:50 am-4:16 pm

2 stops9h 26m

$417

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Blountville from

How to get the cheapest flight ticket from St. Louis to Blountville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Blountville?

According to our data, Tuesday is the cheapest day to fly to Blountville from St. Louis. The lowest ticket price found for a Tuesday departure recently was $310. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Thursday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $624.

What is the cheapest time of day to depart on your flight to Blountville?

The cheapest time of day to fly to Blountville is in the morning when flights can be purchased for as low as $443. Flights to Blountville are more costly in the afternoon, with an average ticket price of $614. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from St. Louis to Blountville

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

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

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

Direct flights

None
There are no direct flights from St. Louis to Blountville. There are no popular flight routes from St. Louis to Blountville.
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  • How far is Lambert-St Louis to Blountville Tri Cities TN/VA by plane?

    Blountville Tri Cities TN/VA is 454.1 mi away from Lambert-St Louis. Typically, this will take 3h 51m by plane in normal conditions.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Blountville Tri Cities TN/VA Airport.

  • What documentation or ID do you need to fly to Blountville Tri Cities TN/VA Airport?

    The travel and health documents you'll need for your trip to Blountville Tri Cities TN/VA Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Blountville Tri Cities TN/VA Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from St. Louis to Blountville

Compare and see reviews for airlines that fly from St. Louis to Blountville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $288Free CancellationRating
7.9
8,001 reviews
Search Delta flights
American AirlinesPriceFrom $348Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights

Traveling to a place near Blountville?

Book flights to Blountville if you plan to visit one of these locations
Johnson City
Bristol
Bristol
Beech Mountain
Kingsport
Abingdon
Greeneville
Banner Elk
Sugar Mountain
Hazard
Marion
Troutdale

Why use momondo?

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

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

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

Yes. All flights to Blountville from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for St. Louis to Blountville flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of St. Louis to Blountville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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