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Cheap flights from Memphis to St. Louis from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Memphis to St. Louis departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Memphis to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:11 pm - 4:34 pmMEM  Memphis-STL Lambert-St Louis
20h 23m1 stop Orlando
Frontier Logo
8:10 pm - 3:40 pmSTL  Lambert-St Louis-MEM Memphis
19h 30m1 stop Denver Intl
$208Frontier
Thu, Sep 10 - Wed, Sep 16
Frontier Logo
4:35 pm - 7:17 pmMEM  Memphis-STL Lambert-St Louis
26h 42m1 stop Denver Intl
Frontier Logo
2:29 pm - 7:25 pmSTL  Lambert-St Louis-MEM Memphis
28h 56m2 stops Atlanta Hartsfield-Jackson Orlando
$229Frontier
Thu, Sep 10 - Wed, Sep 16
Southwest Logo
5:15 am - 9:15 amMEM  Memphis-STL Lambert-St Louis
4h 00m1 stop Chicago Midway
Southwest Logo
8:40 am - 1:40 pmSTL  Lambert-St Louis-MEM Memphis
5h 00m1 stop Houston Hobby
$251Southwest
Mon, Sep 21 - Tue, Sep 22
Southwest Logo
5:15 am - 9:15 amMEM  Memphis-STL Lambert-St Louis
4h 00m1 stop Chicago Midway
Southwest Logo
7:05 am - 1:40 pmSTL  Lambert-St Louis-MEM Memphis
6h 35m2 stops Dallas Love Field Houston Hobby
$257Southwest
Mon, Sep 21 - Wed, Sep 23
Southwest Logo
6:05 pm - 12:30 amMEM  Memphis-STL Lambert-St Louis
6h 25m1 stop Orlando
Southwest Logo
4:50 pm - 10:45 pmSTL  Lambert-St Louis-MEM Memphis
5h 55m1 stop Denver Intl
$260Southwest
Fri, Oct 30 - Mon, Nov 2
Southwest Logo
2:55 pm - 10:30 pmMEM  Memphis-STL Lambert-St Louis
7h 35m2 stops Nashville Intl Orlando
Southwest Logo
10:15 am - 5:15 pmSTL  Lambert-St Louis-MEM Memphis
7h 00m2 stops Nashville Intl Houston Hobby
$262Southwest
Thu, Sep 10 - Wed, Sep 16
Multiple Airlines Logo
4:35 pm - 7:17 pmMEM  Memphis-STL Lambert-St Louis
26h 42m1 stop Denver Intl
Multiple Airlines Logo
10:20 am - 1:13 pmSTL  Lambert-St Louis-MEM Memphis
26h 53m2 stops Dallas/Fort Worth Harrison Boone County
$264Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Southwest Logo
12:40 pm - 7:05 pmMEM  Memphis-STL Lambert-St Louis
6h 25m1 stop Houston Hobby
Southwest Logo
4:30 pm - 11:20 pmSTL  Lambert-St Louis-MEM Memphis
6h 50m2 stops Nashville Intl Chicago Midway
$266Southwest
Fri, Oct 30 - Mon, Nov 2
Southwest Logo
12:45 pm - 9:00 pmMEM  Memphis-STL Lambert-St Louis
8h 15m2 stops Orlando Detroit Metropolitan Wayne County
Southwest Logo
4:00 pm - 10:00 pmSTL  Lambert-St Louis-MEM Memphis
6h 00m2 stops Dallas Love Field Houston Hobby
$271Southwest
Fri, Oct 30 - Mon, Nov 2
American Airlines Logo
6:45 am - 1:16 pmMEM  Memphis-STL Lambert-St Louis
6h 31m1 stop Chicago O'Hare Intl
American Airlines Logo
5:43 am - 11:07 amSTL  Lambert-St Louis-MEM Memphis
5h 24m1 stop Dallas/Fort Worth
$297American Airlines
Thu, Sep 10 - Thu, Sep 17

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Southwest flights from Memphis to St. Louis

Our best Southwest deals on Memphis to St. Louis flight tickets
Southwest
Sep 21
MEM5:15 amMemphis
4h 00m
1 stop
STL9:15 amLambert-St Louis
Sep 23
STL3:45 pmLambert-St Louis
6h 45m
1 stop
MEM10:30 pmMemphis
$251
Southwest
Sep 21
MEM5:15 amMemphis
4h 00m
1 stop
STL9:15 amLambert-St Louis
Sep 22
STL7:05 amLambert-St Louis
6h 35m
2 stops
MEM1:40 pmMemphis
$257
Southwest
Oct 30
MEM6:05 pmMemphis
6h 25m
1 stop
STL12:30 amLambert-St Louis
Nov 2
STL4:50 pmLambert-St Louis
5h 55m
1 stop
MEM10:45 pmMemphis
$260

United Airlines flights from Memphis to St. Louis

Our best United Airlines deals on Memphis to St. Louis flight tickets
United Airlines
Oct 26
MEM7:00 amMemphis
5h 10m
1 stop
STL12:10 pmLambert-St Louis
Oct 29
STL11:00 amLambert-St Louis
7h 05m
1 stop
MEM6:05 pmMemphis
$367
United Airlines
Oct 26
MEM7:00 amMemphis
5h 10m
1 stop
STL12:10 pmLambert-St Louis
Oct 29
STL11:00 amLambert-St Louis
7h 05m
1 stop
MEM6:05 pmMemphis
$475
United Airlines
Oct 26
MEM7:00 amMemphis
5h 10m
1 stop
STL12:10 pmLambert-St Louis
Oct 29
STL1:08 pmLambert-St Louis
8h 33m
2 stops
MEM9:41 pmMemphis
$563

momondo 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, momondo users made 832,500 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Memphis to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Thu 9/10

8:11 pm-4:34 pm

1 stop20h 23m

Lambert-St Louis

Wed 9/16

8:10 pm-3:40 pm

1 stop19h 30m

$208

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Thu 9/10

4:35 pm-7:17 pm

1 stop26h 42m

Lambert-St Louis

Wed 9/16

2:29 pm-7:25 pm

2 stops28h 56m

$229
Quickest round-trip

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Mon 9/21

5:15 am-9:15 am

1 stop4h 00m

Lambert-St Louis

Tue 9/22

8:40 am-1:40 pm

1 stop5h 00m

$251

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Mon 9/21

5:15 am-9:15 am

1 stop4h 00m

Lambert-St Louis

Wed 9/23

7:05 am-1:40 pm

2 stops6h 35m

$257

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Fri 10/30

6:05 pm-12:30 am

1 stop6h 25m

Lambert-St Louis

Mon 11/2

4:50 pm-10:45 pm

1 stop5h 55m

$260

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Thu 9/10

2:55 pm-10:30 pm

2 stops7h 35m

Lambert-St Louis

Wed 9/16

10:15 am-5:15 pm

2 stops7h 00m

$262

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Thu 9/10

4:35 pm-7:17 pm

1 stop26h 42m

Lambert-St Louis

Thu 9/17

10:20 am-1:13 pm

2 stops26h 53m

$264

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Fri 10/30

12:40 pm-7:05 pm

1 stop6h 25m

Lambert-St Louis

Mon 11/2

4:30 pm-11:20 pm

2 stops6h 50m

$266

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Fri 10/30

12:45 pm-9:00 pm

2 stops8h 15m

Lambert-St Louis

Mon 11/2

4:00 pm-10:00 pm

2 stops6h 00m

$271

MemphisSt. Louis

MEM Memphis - STL Lambert-St Louis

MEMSTL

Memphis

Thu 9/10

6:45 am-1:16 pm

1 stop6h 31m

Lambert-St Louis

Thu 9/17

5:43 am-11:07 am

1 stop5h 24m

$297

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Memphis to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Memphis to Lambert-St Louis?

American Airlines, Southwest, and United Airlines are the most popular carriers operating from Memphis to Lambert-St Louis

When to book flights from Memphis to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Memphis to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Memphis to St. Louis (MEM to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Memphis to St. Louis

Fastest flight time

4h 15m

Direct flights

None
The fastest flight from Memphis to St. Louis takes 4h 15m
There are no direct flights from Memphis to St. Louis. There are no popular flight routes from Memphis to St. Louis.
Search flight deals

Frequently asked questions about flying from Memphis to St. Louis

  • How far is Memphis to Lambert-St Louis by plane?

    Lambert-St Louis is 240.3 mi away from Memphis. In terms of flight time, this usually takes a little over 4h 15m.

  • When did momondo last update prices for flights from Memphis Airport to Lambert-St Louis Airport?

    Prices for flights from Memphis Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Memphis Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Memphis Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
St. Peters
Maryland Heights
Collinsville
Florissant
Alton
O'Fallon
Farmington
Clayton
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Memphis to St. Louis?

Finding the right flight to St. Louis from Memphis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

Can I find flights from Memphis to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Memphis to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Memphis to St. Louis?

Once you have performed a search for Memphis to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Memphis to St. Louis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Memphis and alert you when they change.

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