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$91+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
MEM — STL
ene. 7 — ene. 141
mié. 1/7
mié. 1/14
1 adult, Economy
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Cheap 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 diciembre 8, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
lun. 12/228:17 pmMEM - STL
2 stops13h 23mMultiple Airlines
vie. 12/2610:40 amSTL - MEM
1 stop8h 42mMultiple Airlines
Deal found 12/7$494
This American Airlines deal was found by Cheapflights users on 12/7. 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.
lun. 12/225:30 pmMEM - STL
1 stop6h 14mAmerican Airlines
vie. 12/268:01 pmSTL - MEM
1 stop4h 13mAmerican Airlines
Deal found 12/7$497
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/233:01 pmMEM - STL
1 stop4h 21mAmerican Airlines
sáb. 12/278:01 pmSTL - MEM
1 stop3h 58mAmerican Airlines
Deal found 12/8$521
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/128:52 pmMEM - STL
2 stops13h 22mMultiple Airlines
dom. 12/149:54 amSTL - MEM
1 stop28h 32mMultiple Airlines
Deal found 12/8$536
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/238:17 pmMEM - STL
2 stops20h 07mMultiple Airlines
sáb. 12/274:27 pmSTL - MEM
1 stop26h 55mMultiple Airlines
Deal found 12/8$618
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
lun. 12/87:42 pmMEM - STL
1 stop26h 51mMultiple Airlines
mié. 12/103:30 pmSTL - MEM
2 stops20h 36mMultiple Airlines
Deal found 12/7$658
This Kiwi.com deal was found by Cheapflights users on 12/6. 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.
dom. 12/77:42 pmMEM - STL
1 stop13h 17mMultiple Airlines
jue. 12/1112:04 pmSTL - MEM
2 stops30h 43mMultiple Airlines
Deal found 12/6$680
This United Airlines deal was found by Cheapflights users on 12/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/113:24 pmMEM - STL
1 stop6h 34mUnited Airlines
vie. 12/121:00 pmSTL - MEM
1 stop4h 42mUnited Airlines
Deal found 12/8$741
This Southwest deal was found by Cheapflights users on 12/6. 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.
dom. 12/72:20 pmMEM - STL
2 stops6h 15mSouthwest
jue. 12/1110:35 amSTL - MEM
2 stops5h 30mSouthwest
Deal found 12/6$751

Find 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 diciembre 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$393
(United Airlines)

One-way from

$91
(Mytrip)

Popular in

January

Cheapest in

October

Average price

$616
Provider with most accurate pricing for Memphis-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Memphis-Lambert-St Louis flights.
Search Deals
From Memphis to Lambert-St Louis
Search Deals
One-way flight from Memphis to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 diciembre 8, 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

dom. 1/18

9:55 am-2:30 pm

1 stop4h 35m

Lambert-St Louis

jue. 1/22

6:00 am-1:49 pm

1 stop7h 49m

$393

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

lun. 12/22

8:17 pm-9:40 am

2 stops13h 23m

Lambert-St Louis

vie. 12/26

10:40 am-7:22 pm

1 stop8h 42m

$494

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

lun. 12/22

5:30 pm-11:44 pm

1 stop6h 14m

Lambert-St Louis

vie. 12/26

8:01 pm-12:14 am

1 stop4h 13m

$497

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

mar. 12/23

3:01 pm-7:22 pm

1 stop4h 21m

Lambert-St Louis

sáb. 12/27

8:01 pm-11:59 pm

1 stop3h 58m

$521

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

mar. 12/23

8:17 pm-4:24 pm

2 stops20h 07m

Lambert-St Louis

sáb. 12/27

4:27 pm-7:22 pm

1 stop26h 55m

$618

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

lun. 12/22

9:00 am-7:18 pm

2 stops10h 18m

Lambert-St Louis

vie. 12/26

9:55 am-9:46 pm

2 stops11h 51m

$1,416

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

mar. 12/23

8:07 pm-10:02 am

1 stop13h 55m

$91

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

jue. 1/22

6:50 pm-6:51 am

1 stop12h 01m

$96

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

jue. 12/18

8:07 pm-10:02 am

1 stop13h 55m

$118

MemphisSt. Louis

MEM - STL

MEMSTL

Memphis

jue. 1/22

8:18 pm-6:51 am

2 stops34h 33m

$142

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 13 results
1
2

Compare providers for flights from Memphis 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 Memphis 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
PricelinePrice Accuracy1 starTrust 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 Memphis-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Memphis-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Memphis-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Memphis-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 Memphis-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 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, April is the cheapest month in which you can book a flight from Memphis to St. Louis (average of $165). Flying from Memphis to St. Louis in February is currently the most expensive (average of $430). 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 diciembre 8, 2025.

It’s typically best to fly out from Memphis to St. Louis in the evening. Doing so could potentially save you 44% 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 diciembre 8, 2025.
Peruse reviews from past customers who have flown with Southwest and American 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
4,254 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

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

    Airlines like United Airlines and American Airlines fly from Memphis to St. Louis in about 4h 35m. The time it takes to get you to your destination can typically vary by up to 1h 39m. Memphis and St. Louis are separated by a distance of 257 mi. This flight may include one or multiple stops.

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

    Currently priced at $231, Southwest will fly you from Memphis to St. Louis and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $340. You may be able to fly from Memphis to St. Louis for 49% less than the average price by searching for these airlines.

  • 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, April is the cheapest month in which you can book a flight from Memphis to St. Louis (average of $165). Flying from Memphis to St. Louis in February is currently the most expensive (average of $430). 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

Browse thousands of different options on Cheapflights for your next trip

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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 diciembre 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$231Average$421FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$340Average$588FlexibilityNo cancel feeOn-time71%

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