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$170+ Cheap flights from St. Louis (STL) to Mississippi

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JAN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from St. Louis to Mississippi

Keep the following information in mind while searching for St. Louis to Mississippi flight deals. Data was last updated July 3, 2025.

Round-trip from

$177
(Southwest)

One-way from

$170
(Southwest)

Popular in

February

Cheapest in

March

Average price

$277
From Lambert-St Louis to Mississippi
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One-way flight from Lambert-St Louis to Mississippi
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Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 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 St. Louis to Mississippi

Cheapest flights from St. Louis to Mississippi
Explore the most affordable flight options available from St. Louis to Mississippi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/54:35 pmSTL - MEM
1 stop5h 30mSouthwest
Tue 8/127:25 amMEM - STL
1 stop5h 10mSouthwest
Deal found 6/30$177
This Southwest deal was found by Cheapflights users on 7/3. 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.
Mon 8/45:10 amSTL - JAN
1 stop6h 25mSouthwest
Mon 8/115:40 amJAN - STL
1 stop4h 20mSouthwest
Deal found 7/3$177
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/51:17 pmSTL - MEM
1 stop10h 50mAmerican Airlines
Tue 8/127:01 amMEM - STL
1 stop12h 20mAmerican Airlines
Deal found 7/1$217
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/105:11 pmSTL - GPT
1 stop4h 27mDelta
Wed 9/246:04 pmGPT - STL
1 stop3h 56mDelta
Deal found 7/2$219
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:27 amSTL - GPT
1 stop7h 04mAmerican Airlines
Wed 9/242:01 pmGPT - STL
2 stops7h 52mAmerican Airlines
Deal found 7/2$224
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/115:30 pmSTL - MEM
1 stop4h 30mUnited Airlines
Mon 8/186:20 pmMEM - STL
1 stop4h 25mUnited Airlines
Deal found 6/30$237
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/167:29 pmSTL - MEM
1 stop23h 19mMultiple Airlines
Tue 7/225:34 pmMEM - STL
1 stop16h 55mMultiple Airlines
Deal found 6/30$245
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1710:47 amSTL - MEM
1 stop4h 20mSpirit Airlines
Thu 7/244:02 pmMEM - STL
1 stop17h 50mSpirit Airlines
Deal found 6/30$248
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Sat 11/15:09 pmSTL - MOB
1 stop6h 09mAmerican Airlines
Mon 11/105:25 amMOB - STL
1 stop6h 19mAmerican Airlines
Deal found 7/3$249
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/85:23 pmSTL - BTR
1 stop4h 35mDelta
Sat 8/164:38 pmBTR - STL
1 stop5h 24mDelta
Deal found 7/2$249
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/165:23 pmSTL - MOB
1 stop6h 04mDelta
Sat 7/196:09 amMOB - STL
1 stop6h 09mDelta
Deal found 7/2$259
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/165:30 amSTL - BTR
1 stop4h 43mAmerican Airlines
Sun 7/206:32 pmBTR - STL
1 stop5h 27mAmerican Airlines
Deal found 7/1$259

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Mississippi 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 3, 2025.
Use the filters below to find and compare flights from St. Louis to Mississippi that are best for you.

Fly from

St. Louis

Fly to

Mississippi

Route

Depart

Return

Price

St. LouisMemphis

STL - MEM

STLMEM

Lambert-St Louis

Tue 8/5

4:35 pm-10:05 pm

1 stop5h 30m

Memphis

Tue 8/12

7:25 am-12:35 pm

1 stop5h 10m

$177

St. LouisJackson

STL - JAN

STLJAN

Lambert-St Louis

Mon 8/4

5:10 am-11:35 am

1 stop6h 25m

Jackson-Evers Intl

Mon 8/11

5:40 am-10:00 am

1 stop4h 20m

$177

St. LouisMemphis

STL - MEM

STLMEM

Lambert-St Louis

Tue 8/5

1:17 pm-12:07 am

1 stop10h 50m

Memphis

Tue 8/12

7:01 am-7:21 pm

1 stop12h 20m

$217

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Wed 9/10

5:11 pm-9:38 pm

1 stop4h 27m

Gulfport Biloxi Regional

Wed 9/24

6:04 pm-10:00 pm

1 stop3h 56m

$219

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Wed 9/10

6:27 am-1:31 pm

1 stop7h 04m

Gulfport Biloxi Regional

Wed 9/24

2:01 pm-9:53 pm

2 stops7h 52m

$224

St. LouisMemphis

STL - MEM

STLMEM

Lambert-St Louis

Mon 8/11

5:30 pm-10:00 pm

1 stop4h 30m

Memphis

Mon 8/18

6:20 pm-10:45 pm

1 stop4h 25m

$237

St. LouisMemphis

STL - MEM

STLMEM

Lambert-St Louis

Wed 7/16

7:29 pm-6:48 pm

1 stop23h 19m

Memphis

Thu 7/24

4:02 pm-9:52 am

1 stop17h 50m

$245

St. LouisMemphis

STL - MEM

STLMEM

Lambert-St Louis

Thu 7/17

10:47 am-3:07 pm

1 stop4h 20m

Memphis

Thu 7/24

4:02 pm-9:52 am

1 stop17h 50m

$248

St. LouisBaton Rouge

STL - BTR

STLBTR

Lambert-St Louis

Fri 8/8

5:23 pm-9:58 pm

1 stop4h 35m

Baton Rouge Ryan

Sat 8/16

4:38 pm-10:02 pm

1 stop5h 24m

$249

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Sat 11/1

5:09 pm-11:18 pm

1 stop6h 09m

Mobile

Mon 11/10

5:25 am-11:44 am

1 stop6h 19m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 34 results
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Best time to book a flight from St. Louis to Mississippi

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

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Mississippi (average of $371). Flying from St. Louis to Mississippi in March is currently the most expensive (average of $448). 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 STL to MS?

Find hourly flight availability from St. Louis to Mississippi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from St. Louis to Mississippi, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Mississippi

Get insights into the airlines that provide service to Mississippi. 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 Mississippi. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from St. Louis to Mississippi by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,270 reviews

Crew

8.6

Food

7.0

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Overall

8.0

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
4,270 reviews
Southwest
8.0
Very good
4,270 reviews

Crew

8.6

Food

7.0

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Overall

8.0

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
7,970 reviews
Southwest
8.0
Very good
4,270 reviews

Crew

8.6

Food

7.0

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Overall

8.0

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
8,845 reviews
Southwest
8.0
Very good
4,270 reviews

Crew

8.6

Food

7.0

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Overall

8.0

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.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,270 reviews

Crew

8.6

Food

7.0

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Overall

8.0

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
8,094 reviews
Southwest
8.0
Very good
4,270 reviews

Crew

8.6

Food

7.0

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Overall

8.0

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 St. Louis to Mississippi. 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 from for flights from St. Louis to Mississippi?

    If you book a flight to Mississippi from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

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

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $170. Users have also found prices from $194 and $225 on United Airlines and Delta, respectively.

  • What are the most popular routes from St. Louis to Mississippi?

    The most popular route from St. Louis to Mississippi is Lambert-St Louis - Baton Rouge Ryan. You may also consider Lambert-St Louis - Gulfport Biloxi Regional or Lambert-St Louis - Jackson-Evers Intl.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Mississippi (average of $371). Flying from St. Louis to Mississippi in March is currently the most expensive (average of $448). 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

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Alternative routes for St. Louis to Mississippi

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from St. Louis to Mississippi

Discover the top 2 airlines that operate flights from St. Louis to Mississippi. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$214Average$399FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$231Average$324FlexibilityNo cancel feeOn-time71%

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