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St. Louis

Cheap flights from Blountville to St. Louis (TRI - STL)

TRI — STL
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

March

Cheapest in

August

Average price

$415
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Lambert-St Louis flights.
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Highest demand for flights based on searches. 12% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Blountville-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Blountville-St. Louis flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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

What is the cheapest month to book a flight from Blountville to St. Louis?

Currently, May is the cheapest month in which you can book a flight from Blountville to St. Louis (average of $198). Flying from Blountville to St. Louis in August is currently the most expensive (average of $274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TRI to STL?

Find hourly flight availability from Blountville to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Blountville to St. Louis in the morning. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the afternoon.

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 diciembre 12, 2025.
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.
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • What are the cheapest airlines flying from Blountville to St. Louis round-trip?

    Currently priced at $288, Delta will fly you from Blountville to St. Louis and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $294. You may be able to fly from Blountville to St. Louis for 36% less than the average price by searching for these airlines.

  • Can I find deals for flights from Blountville to St. Louis that include hotel bookings?

    Yes. In addition to deals on Blountville to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Blountville to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Blountville to St. Louis.

  • Can I find deals for business class flights from Blountville to St. Louis?

    Yes. Cheapflights offers flight deals from Blountville to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Blountville to St. Louis?

    Currently, May is the cheapest month in which you can book a flight from Blountville to St. Louis (average of $198). Flying from Blountville to St. Louis in August is currently the most expensive (average of $274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Swansea
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$408FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$294Average$428FlexibilityNo cancel feeOn-time71%

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