St. Louis

$68+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — STL
Feb 26 — Mar 51
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Tennessee 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 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 January 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Thu 2/267:04 pm
MEM
-
STL
1 stop11h 47m
Frontier
Sat 2/288:17 pm
STL
-
MEM
1 stop22h 02m
Frontier
Deal found 1/26$133
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Fri 2/278:50 am
BNA
-
STL
1 stop15h 37m
Multiple Airlines
Mon 3/23:49 pm
STL
-
BNA
1 stop16h 40m
Multiple Airlines
Deal found 1/26$142
This Trip.com deal was found by Cheapflights users on 1/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/52:35 pm
BNA
-
STL
1 stop4h 01m
Southern / Mokulele
Sat 2/79:50 am
STL
-
BNA
1 stop3h 58m
Southern / Mokulele
Deal found 1/26$155
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Thu 2/266:15 am
BNA
-
STL
1 stop17h 44m
Multiple Airlines
Sun 3/110:11 pm
STL
-
BNA
1 stop30h 57m
Multiple Airlines
Deal found 1/26$159
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Fri 2/278:50 am
BNA
-
STL
1 stop15h 37m
Multiple Airlines
Sun 3/110:11 pm
STL
-
BNA
1 stop30h 57m
Multiple Airlines
Deal found 1/26$160
This Mytrip deal was found by Cheapflights users on 1/26. 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.
Thu 3/122:35 pm
BNA
-
STL
1 stop4h 01m
Southern / Mokulele
Thu 3/199:50 am
STL
-
BNA
1 stop3h 58m
Southern / Mokulele
Deal found 1/26$166
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Thu 1/292:35 pm
BNA
-
STL
1 stop4h 01m
Southern / Mokulele
Tue 2/39:50 am
STL
-
BNA
1 stop3h 58m
Southern / Mokulele
Deal found 1/26$169
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Tue 3/172:35 pm
BNA
-
STL
1 stop4h 06m
Southern / Mokulele
Thu 3/199:50 am
STL
-
BNA
1 stop4h 05m
Southern / Mokulele
Deal found 1/26$170
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/82:35 pm
BNA
-
STL
1 stop4h 01m
Southern / Mokulele
Fri 2/139:50 am
STL
-
BNA
1 stop3h 58m
Southern / Mokulele
Deal found 1/27$171
This Southern / Mokulele deal was found by Cheapflights users on 1/24. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/32:35 pm
BNA
-
STL
1 stop4h 01m
Southern / Mokulele
Sat 2/79:50 am
STL
-
BNA
1 stop3h 58m
Southern / Mokulele
Deal found 1/24$172
This CheapOair deal was found by Cheapflights users on 1/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/112:35 pm
BNA
-
STL
1 stop4h 01m
Southern / Mokulele
Sat 5/169:50 am
STL
-
BNA
1 stop3h 58m
Southern / Mokulele
Deal found 1/26$173
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Thu 2/52:35 pm
BNA
-
STL
1 stop4h 01m
Multiple Airlines
Mon 2/98:22 pm
STL
-
BNA
2 stops23h 21m
Multiple Airlines
Deal found 1/25$177

Find 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$133
(Kiwi.com)

One-way from

$68
(Trip.com)

Popular in

February

Cheapest in

November

Average price

$324

Good round-trip deal

$356 or less

Good one-way deal

$148 or less
Provider with most accurate pricing for Nashville Intl-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Nashville Intl-Lambert-St Louis flights.
From Tennessee to Lambert-St Louis
One-way flight from Tennessee to Lambert-St Louis
Highest demand for flights based on searches. 17% potential increase in price ($57 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in January 2026
Price to beat on a round-trip flight from Tennessee to Lambert-St Louis.
Price to beat on a one-way flight from Tennessee to Lambert-St Louis.

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 January 27, 2026.
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

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Thu 2/26

7:04 pm-6:51 am

1 stop11h 47m

Lambert-St Louis

Sat 2/28

8:17 pm-6:19 pm

1 stop22h 02m

$133

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 2/27

8:50 am-12:27 am

1 stop15h 37m

Lambert-St Louis

Mon 3/2

3:49 pm-8:29 am

1 stop16h 40m

$142

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 2/26

6:15 am-11:59 pm

1 stop17h 44m

Lambert-St Louis

Sun 3/1

10:11 pm-5:08 am

1 stop30h 57m

$159

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Wed 3/4

2:54 pm-10:27 pm

1 stop7h 33m

Lambert-St Louis

Fri 3/6

9:50 am-1:48 pm

1 stop3h 58m

$167

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 2/5

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Mon 2/9

9:50 am-1:48 pm

1 stop3h 58m

$169

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 2/3

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Sat 2/7

9:50 am-1:48 pm

1 stop3h 58m

$172

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Sun 2/22

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Sun 3/1

10:11 pm-5:08 am

1 stop30h 57m

$184

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Mon 2/23

7:50 am-2:10 pm

1 stop6h 20m

Lambert-St Louis

Mon 2/23

5:00 pm-9:50 pm

1 stop4h 50m

$191

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 4/14

6:25 am-7:45 am

Nonstop1h 20m

Lambert-St Louis

Fri 4/17

5:40 am-10:50 am

1 stop5h 10m

$193

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 3/26

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Thu 4/2

9:50 am-1:48 pm

1 stop3h 58m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 56 results
1
2
3
...
6

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 $122). Flying from Tennessee to St. Louis in September is currently the most expensive (average of $185). 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 January 27, 2026.

It’s optimal to fly from Tennessee to St. Louis at noon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

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?

  • How long is the flight from Tennessee to St. Louis?

    Airlines like Frontier, Southern / Mokulele, and United Airlines fly from Tennessee to St. Louis in about 4h 01m. The time it takes to get you to your destination can typically vary by up to 7h 46m. Tennessee and St. Louis are separated by a distance of 272 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Southern / Mokulele, with whom users have recently found tickets for as low as $75. However, be on the lookout for offers from Southwest and American Airlines, 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?

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

    Looking at all options, your cheapest flight can be booked for $88. While the most popular route (Nashville Intl - Lambert-St Louis) can be booked for $142 on average, our data indicates $308 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 $122). Flying from Tennessee to St. Louis in September is currently the most expensive (average of $185). 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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Tennessee to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$150Average$172FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$186Average$356FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$198Average$410FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$334FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$318FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.