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$65+ Cheap flights from Nashville to St. Louis (BNA - 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — STL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Nashville to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) 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 September 11, 2025.

Round-trip from

$115
(Kiwi.com)

One-way from

$65
(Kiwi.com)

Popular in

February

Cheapest in

September

Average price

$210

Good round-trip deal

$238 or less

Good one-way deal

$108 or less
From Nashville Intl to Lambert-St Louis
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One-way flight from Nashville Intl to Lambert-St Louis
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Highest demand for flights based on searches. 3% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Nashville Intl to Lambert-St Louis.
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Price to beat on a one-way flight from Nashville Intl to Lambert-St Louis.
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Find flight deals from Nashville to St. Louis

Cheapest flights from Nashville to St. Louis
Explore the most affordable flight options available from Nashville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/313:42 pmBNA - STL
1 stop17h 25mFrontier
Sat 11/18:40 pmSTL - BNA
1 stop19h 07mFrontier
Deal found 9/10$115
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/26:15 amBNA - STL
1 stop26h 51mFrontier
Sun 10/510:39 amSTL - BNA
2 stops24h 14mFrontier
Deal found 9/9$152
This KAYAK deal was found by Cheapflights users on 9/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/292:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Tue 9/309:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 9/11$157
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:38 pmBNA - STL
1 stop11h 28mFrontier
Sun 9/211:52 pmSTL - BNA
1 stop21h 01mFrontier
Deal found 9/8$158
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 10/86:12 amBNA - STL
1 stop26h 55mMultiple Airlines
Sat 10/119:50 amSTL - BNA
1 stop3h 58mMultiple Airlines
Deal found 9/10$161
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/2411:35 amBNA - STL
1 stop21h 32mMultiple Airlines
Sun 10/2610:57 amSTL - BNA
1 stop23h 39mMultiple Airlines
Deal found 9/10$170
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/22:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Mon 10/69:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 9/9$171
This Southern / Mokulele deal was found by Cheapflights users on 9/11. 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.
Fri 10/172:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Mon 10/209:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 9/11$173
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Mon 9/292:35 pmBNA - STL
1 stop4h 01mMultiple Airlines
Wed 10/17:55 pmSTL - BNA
1 stop28h 45mMultiple Airlines
Deal found 9/11$184

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nashville 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 September 11, 2025.
Use the filters below to find and compare flights from Nashville to St. Louis that are best for you.

Fly from

Nashville

Fly to

St. Louis

Route

Depart

Return

Price

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 10/31

3:42 pm-9:07 am

1 stop17h 25m

Lambert-St Louis

Sat 11/1

8:40 pm-3:47 pm

1 stop19h 07m

$115

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 10/24

11:35 am-9:07 am

1 stop21h 32m

Lambert-St Louis

Sun 10/26

10:57 am-10:36 am

1 stop23h 39m

$170

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 10/17

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Mon 10/20

9:50 am-1:48 pm

1 stop3h 58m

$173

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 10/10

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Sun 10/12

6:05 pm-5:24 pm

1 stop23h 19m

$188

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Sun 10/5

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Sun 10/12

6:05 pm-5:24 pm

1 stop23h 19m

$188

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Sat 10/11

12:22 pm-6:02 pm

1 stop5h 40m

Lambert-St Louis

Mon 10/13

6:52 pm-10:39 pm

1 stop3h 47m

$189

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Sun 10/12

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Mon 10/13

9:50 am-1:48 pm

1 stop3h 58m

$197

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 10/31

10:45 am-12:00 pm

Nonstop1h 15m

Lambert-St Louis

Sat 11/1

3:35 pm-4:45 pm

Nonstop1h 10m

$201

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Wed 11/12

6:29 pm-11:07 pm

1 stop4h 38m

$69

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 11/11

5:00 am-10:39 am

1 stop5h 39m

$69

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 18 results
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The best insider tips for Nashville to St. Louis flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Nashville to St. Louis trip
Airports
BNA

For cheaper parking, Terminal Lot A is within walking distance, unlike Economy Lots B and C, which require a shuttle.

Read more about BNAby Mark Chesnut
STL

The MetroLink light rail offers a convenient, economical option to reach downtown St. Louis in about 40 minutes.

Read more about STLby Taryn White
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on BNA

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Taryn White

Taryn White

Expert on STL

Taryn White

Taryn White

Taryn White is a freelance travel writer, digital creator, and travel advisor who has visited nearly 100 countries and all 50 states. She’s familiar with many airports and enjoys beach hopping, boutique hotels, spa experiences, and exploring local culture. Her work has appeared in Travel + Leisure, Condé Nast Traveler, National Geographic, Smithsonian Magazine, AFAR, and more.

Read more

Best time to book a flight from Nashville to St. Louis

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

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

Currently, August is the cheapest month in which you can book a flight from Nashville to St. Louis (average of $311). Flying from Nashville 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 BNA to STL?

Find hourly flight availability from Nashville 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 September 11, 2025.

It’s optimal to fly from Nashville to St. Louis in the evening. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Nashville to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Nashville to St. Louis. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Nashville to St. Louis flight should consider departing on Thursday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 11, 2025.
Read through reviews of airlines operating flights from Nashville to St. Louis, such as Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Nashville 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 airports do I use to fly from Nashville to St. Louis?

    Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Nashville Intl. Booking flights from Nashville Intl (BNA) to Lambert-St Louis (STL) should be relatively easy as there are 2 daily flights to St. Louis from 2 different airlines. 1h 15m is how long a flight from Nashville to Lambert-St Louis will take if you book a nonstop flight.

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

    Within the past month, 19 users have taken a look at flights from Nashville Intl to Lambert-St Louis.

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

    There are many flights that can get you from Nashville to St. Louis in 4h 01m. Fly via Frontier or Southern / Mokulele to get the fastest option. The distance between Nashville and St. Louis is about 272 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Nashville to St. Louis round-trip from $152. Another airline that can offer you cheap pricing is Southwest. Southern / Mokulele is priced at 41% lower than the current average price of a flight leaving 3 months from now.

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

    On average you can expect to pay $268 for a flight from Nashville to St. Louis. The cheapest flight overall is $88 while the most popular route, (Nashville Intl - Lambert-St Louis) is currently priced at $155.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Nashville to St. Louis (average of $311). Flying from Nashville 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 St. Louis?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Nashville to St. Louis

Discover the top 2 airlines that operate flights from Nashville 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$152Average$172FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$186Average$299FlexibilityNo cancel feeOn-time63%

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