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$109+ Cheap flights from Memphis to St. Louis (MEM - 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
MEM — STL
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from Memphis to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Memphis (MEM) 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 July 2, 2025.

Round-trip from

$242
(FlightHub)

One-way from

$109
(Mytrip)

Popular in

January

Cheapest in

September

Average price

$473
From Memphis to Lambert-St Louis
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One-way flight from Memphis to Lambert-St Louis
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Highest demand for flights based on searches. 19% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Memphis to St. Louis

Cheapest flights from Memphis to St. Louis
Explore the most affordable flight options available from Memphis to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

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 United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:20 pmMEM - STL
1 stop4h 25mUnited Airlines
Sat 8/169:09 amSTL - MEM
1 stop5h 37mUnited Airlines
Deal found 7/2$303
This American Airlines deal was found by Cheapflights users on 6/30. 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 7/177:26 amMEM - STL
1 stop4h 32mAmerican Airlines
Sun 7/205:30 amSTL - MEM
1 stop4h 43mAmerican Airlines
Deal found 6/30$457

Cheapflights Fare Finder

Customize your flight search to find flights from Memphis 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 2, 2025.
Use the filters below to find and compare flights from Memphis to St. Louis that are best for you.

Fly from

Memphis

Fly to

St. Louis

Route

Depart

Return

Price

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

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Fri 8/15

6:20 pm-10:45 pm

1 stop4h 25m

Lambert-St Louis

Sat 8/16

9:09 am-2:46 pm

1 stop5h 37m

$303

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Thu 7/17

7:26 am-11:58 am

1 stop4h 32m

Lambert-St Louis

Sun 7/20

5:30 am-10:13 am

1 stop4h 43m

$457

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Sat 7/26

8:12 am-2:39 pm

1 stop6h 27m

$109

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Thu 7/17

7:48 pm-9:11 am

1 stop13h 23m

$143

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Wed 7/16

5:34 pm-4:31 pm

2 stops22h 57m

$158

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Tue 7/15

6:20 pm-10:45 pm

1 stop4h 25m

$229

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

Tue 7/15

5:35 am-11:45 am

2 stops6h 10m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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

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

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

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

Find hourly flight availability from Memphis 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 2, 2025.

It’s typically best to fly out from Memphis to St. Louis in the evening. Doing so could potentially save you 45% on the flight price compared to flying in the morning, which is usually more expensive.

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 2, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Memphis to St. Louis to help guide your decision. 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
4,272 reviews

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

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
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

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
7,983 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

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
4,272 reviews

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

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.
Spirit Airlines
6.3
Okay
8,103 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

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.
Frontier
5.9
Fair
3,290 reviews
Southwest
8.0
Very good
4,272 reviews

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

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 Memphis 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 Memphis to St. Louis round-trip?

    Currently priced at $242, Spirit Airlines will fly you from Memphis to St. Louis and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and United Airlines - these airlines can fly you to your destination from $258 and $287, respectively. You may be able to fly from Memphis to St. Louis for 47% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $143. Users have also found prices from $158 and $229 on Spirit Airlines and United Airlines, respectively.

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

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

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

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

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

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

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

Book flights to Memphis 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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Top 2 airlines flying from Memphis to St. Louis

Discover the top 2 airlines that operate flights from Memphis 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 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$286Average$432FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$340Average$578FlexibilityNo cancel feeOn-time71%

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