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St. Louis

$69+ Cheap flights from Tennessee to St. Louis (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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — STL
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Tennessee to St. Louis

Keep the following information in mind while searching for Tennessee to St. Louis flight deals. Data was last updated July 3, 2025.

Round-trip from

$137
(Southwest)

One-way from

$69
(Southwest)

Popular in

February

Cheapest in

January

Average price

$237

Good round-trip deal

$269 or less

Good one-way deal

$140 or less
From Tennessee to Lambert-St Louis
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One-way flight from Tennessee to Lambert-St Louis
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Highest demand for flights based on searches. 3% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Tennessee to Lambert-St Louis.
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Price to beat on a one-way flight from Tennessee to Lambert-St Louis.
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Find flight deals from Tennessee to St. Louis

Cheapest flights from Tennessee to St. Louis
Explore the most affordable flight options available from Tennessee to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/79:15 pmBNA - STL
Nonstop1h 20mSouthwest
Mon 8/116:50 pmSTL - BNA
Nonstop1h 10mSouthwest
Deal found 7/2$137
This Vliegwinkel deal was found by Cheapflights users on 7/2. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/72:35 pmBNA - STL
1 stop4h 06mSouthern / Mokulele
Mon 8/119:50 amSTL - BNA
1 stop4h 05mSouthern / Mokulele
Deal found 7/2$153
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/32:35 pmBNA - STL
1 stop4h 06mMultiple Airlines
Sun 8/1010:47 amSTL - BNA
1 stop21h 56mMultiple Airlines
Deal found 7/2$165
This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/74:57 pmBNA - STL
1 stop5h 48mUnited Airlines
Mon 8/1110:00 amSTL - BNA
1 stop4h 26mUnited Airlines
Deal found 7/1$167
This Mytrip deal was found by Cheapflights users on 7/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/21:58 pmBNA - STL
2 stops19h 54mSpirit Airlines
Sat 8/910:45 amSTL - BNA
2 stops21h 58mSpirit Airlines
Deal found 7/3$196
This Delta deal was found by Cheapflights users on 7/2. 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.
Wed 7/237:35 amCHA - STL
1 stop6h 46mDelta
Mon 7/287:00 amSTL - CHA
1 stop5h 12mDelta
Deal found 7/2$229
This Delta deal was found by Cheapflights users on 7/1. 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 8/15:57 pmTYS - STL
1 stop4h 45mDelta
Sun 8/36:00 amSTL - TYS
1 stop4h 08mDelta
Deal found 7/1$229
This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/255:34 pmMEM - STL
1 stop16h 06mSpirit Airlines
Sun 7/2710:47 amSTL - MEM
1 stop4h 20mSpirit Airlines
Deal found 7/1$242
This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/77:48 pmMEM - STL
1 stop13h 23mMultiple Airlines
Sun 8/1010:47 amSTL - MEM
1 stop4h 20mMultiple Airlines
Deal found 7/1$249
This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/113:35 pmMEM - STL
2 stops7h 50mSouthwest
Sun 9/142:25 pmSTL - MEM
1 stop4h 35mSouthwest
Deal found 7/2$263
This American Airlines deal was found by Cheapflights users on 7/2. 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 7/36:39 pmTYS - STL
1 stop6h 11mAmerican Airlines
Wed 7/165:27 pmSTL - TYS
1 stop5h 25mAmerican Airlines
Deal found 7/2$264
This American Airlines deal was found by Cheapflights users on 7/1. 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 7/102:00 pmCHA - STL
1 stop5h 33mAmerican Airlines
Sat 7/124:07 pmSTL - CHA
1 stop4h 15mAmerican Airlines
Deal found 7/1$269

Cheapflights Fare Finder

Customize your flight search to find flights from Tennessee 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 July 3, 2025.
Use the filters below to find and compare flights from Tennessee to St. Louis that are best for you.

Fly from

Tennessee

Fly to

St. Louis

Route

Depart

Return

Price

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 8/7

9:15 pm-10:35 pm

Nonstop1h 20m

Lambert-St Louis

Mon 8/11

6:50 pm-8:00 pm

Nonstop1h 10m

$137

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 8/7

2:35 pm-6:41 pm

1 stop4h 06m

Lambert-St Louis

Mon 8/11

9:50 am-1:55 pm

1 stop4h 05m

$153

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Sun 8/3

2:35 pm-6:41 pm

1 stop4h 06m

Lambert-St Louis

Sun 8/10

10:47 am-8:43 am

1 stop21h 56m

$165

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 8/7

4:57 pm-10:45 pm

1 stop5h 48m

Lambert-St Louis

Mon 8/11

10:00 am-2:26 pm

1 stop4h 26m

$167

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Sat 8/2

1:58 pm-9:52 am

2 stops19h 54m

Lambert-St Louis

Sat 8/9

10:45 am-8:43 am

2 stops21h 58m

$196

ChattanoogaSt. Louis

CHA - STL

CHASTL

Chattanooga Lovell Field

Wed 7/23

7:35 am-1:21 pm

1 stop6h 46m

Lambert-St Louis

Mon 7/28

7:00 am-1:12 pm

1 stop5h 12m

$229

KnoxvilleSt. Louis

TYS - STL

TYSSTL

Knoxville McGhee Tyson

Fri 8/1

5:57 pm-9:42 pm

1 stop4h 45m

Lambert-St Louis

Sun 8/3

6:00 am-11:08 am

1 stop4h 08m

$229

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Fri 7/25

5:34 pm-9:40 am

1 stop16h 06m

Lambert-St Louis

Sun 7/27

10:47 am-3:07 pm

1 stop4h 20m

$242

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Thu 8/7

7:48 pm-9:11 am

1 stop13h 23m

Lambert-St Louis

Sun 8/10

10:47 am-3:07 pm

1 stop4h 20m

$249

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Thu 9/11

3:35 pm-11:25 pm

2 stops7h 50m

Lambert-St Louis

Sun 9/14

2:25 pm-7:00 pm

1 stop4h 35m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 38 results
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Best time to book a flight from Tennessee to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Tennessee 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 Tennessee to St. Louis

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

Currently, August is the cheapest month in which you can book a flight from Tennessee to St. Louis (average of $311). Flying from Tennessee to St. Louis in March is currently the most expensive (average of $356). 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 TN to STL?

Find hourly flight availability from Tennessee 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 July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Tennessee to St. Louis as you normally would.

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 July 3, 2025.
Read through reviews of airlines operating flights from Tennessee to St. Louis, such as Southwest, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Tennessee 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 airport do you fly into for flights to St. Louis from Tennessee?

    For a flight from Tennessee to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • How popular is this Tennessee to St. Louis flight route?

    This flight path from Tennessee to Lambert-St Louis was viewed by 18 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Tennessee to St. Louis one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $69. However, be on the lookout for offers from Spirit Airlines and Southern / Mokulele, as they are both options that can get you from Tennessee to St. Louis for a low price.

  • What are the most popular routes from Tennessee to St. Louis?

    The most popular flight routes from Tennessee to St. Louis are Nashville Intl - Lambert-St Louis, Chattanooga Lovell Field - Lambert-St Louis and Knoxville McGhee Tyson - Lambert-St Louis.

  • What are the cheapest flights from Tennessee to St. Louis?

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Nashville Intl - Lambert-St Louis) can be booked for $137 on average our data indicates $315 when flying from Tennessee to St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Tennessee 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 Tennessee to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Tennessee to St. Louis (average of $311). Flying from Tennessee to St. Louis in March is currently the most expensive (average of $356). 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 Tennessee?

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

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Alternative routes for Tennessee to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Tennessee to St. Louis

Discover the top 5 airlines that operate flights from Tennessee 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$158Average$188FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$172Average$411FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$205Average$364FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$213Average$345FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$383FlexibilityNo cancel feeOn-timeN/A

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