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Biloxi

$129+ Cheap flights from St. Louis (STL) to Biloxi, MS

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSY
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheap flight deals from St. Louis to Biloxi

Cheapest flights from St. Louis to Biloxi
Explore the most affordable flight options available from St. Louis to Biloxi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.

This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/56:00 am
STL
-
GPT
1 stop7h 21m
United Airlines
Wed 4/85:15 pm
GPT
-
STL
1 stop5h 13m
United Airlines
Deal found 3/10$301
This United Airlines deal was found by Cheapflights users on 3/14. 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.
Wed 4/19:10 am
STL
-
GPT
2 stops10h 43m
United Airlines
Sat 4/44:26 pm
GPT
-
STL
1 stop6h 02m
United Airlines
Deal found 3/14$305
This American Airlines deal was found by Cheapflights users on 3/13. 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 3/286:57 pm
STL
-
GPT
1 stop5h 00m
American Airlines
Wed 4/110:43 am
GPT
-
STL
1 stop4h 45m
American Airlines
Deal found 3/13$312
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Fri 3/205:12 am
STL
-
GPT
1 stop5h 01m
American Airlines
Wed 3/255:00 am
GPT
-
STL
1 stop5h 59m
American Airlines
Deal found 3/13$337
This Delta deal was found by Cheapflights users on 3/12. 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.
Thu 9/35:30 pm
STL
-
GPT
1 stop4h 36m
Delta
Mon 9/76:00 pm
GPT
-
STL
1 stop5h 37m
Delta
Deal found 3/12$339
This American Airlines deal was found by Cheapflights users on 3/14. 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 6/26:12 pm
STL
-
GPT
1 stop5h 49m
American Airlines
Sat 6/66:38 pm
GPT
-
STL
1 stop5h 06m
American Airlines
Deal found 3/14$358
This American Airlines deal was found by Cheapflights users on 3/13. 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 4/48:00 am
STL
-
GPT
2 stops7h 59m
American Airlines
Sat 4/116:00 am
GPT
-
STL
1 stop7h 22m
American Airlines
Deal found 3/13$389
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:10 am
STL
-
GPT
2 stops10h 43m
United Airlines
Sat 5/24:55 pm
GPT
-
STL
1 stop5h 35m
United Airlines
Deal found 3/11$396

Find flight deals from St. Louis to Biloxi

Keep the following information in mind while searching for St. Louis to Biloxi flight deals. Data was last updated March 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$277
(Delta)

One-way from

$129
(American Airlines)

Popular in

November

Cheapest in

January

Average price

$383
Provider with most accurate pricing for Lambert-St Louis-Gulfport Biloxi Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Gulfport Biloxi Regional flights.
Search Deals
From Lambert-St Louis to Biloxi
Search Deals
One-way flight from Lambert-St Louis to Biloxi
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Biloxi 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 March 15, 2026.
Use the filters below to find and compare flights from St. Louis to Biloxi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Wed 4/1

9:10 am-7:53 pm

2 stops10h 43m

Gulfport Biloxi Regional

Sat 4/4

4:26 pm-10:28 pm

1 stop6h 02m

$305
Quickest round-trip

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Sat 3/28

6:57 pm-11:57 pm

1 stop5h 00m

Gulfport Biloxi Regional

Wed 4/1

10:43 am-3:28 pm

1 stop4h 45m

$312

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Sun 4/5

9:10 am-7:53 pm

2 stops10h 43m

Gulfport Biloxi Regional

Wed 4/8

2:05 pm-11:11 pm

2 stops9h 06m

$368

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Wed 3/25

5:12 am-10:13 am

1 stop5h 01m

Gulfport Biloxi Regional

Thu 3/26

10:43 am-5:13 pm

1 stop6h 30m

$378

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Thu 4/30

9:59 am-1:54 pm

1 stop3h 55m

Gulfport Biloxi Regional

Mon 5/11

6:02 pm-11:59 pm

1 stop5h 57m

$389

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Tue 4/28

9:10 am-7:53 pm

2 stops10h 43m

Gulfport Biloxi Regional

Sat 5/2

4:55 pm-10:30 pm

1 stop5h 35m

$396

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Wed 3/25

10:00 am-7:45 pm

2 stops9h 45m

Gulfport Biloxi Regional

Thu 3/26

4:55 pm-10:16 pm

1 stop5h 21m

$437
Cheapest one-way

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Sun 4/26

5:20 am-10:33 am

1 stop5h 13m

$129
Quickest one-way

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Tue 4/14

6:11 pm-10:51 pm

1 stop4h 40m

$129

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Wed 4/8

6:55 pm-11:58 pm

1 stop5h 03m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Biloxi 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 Biloxi

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Biloxi (average of $82). Flying from St. Louis to Biloxi in March is currently the most expensive (average of $227). 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 B1L?

Find hourly flight availability from St. Louis to Biloxi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 15, 2026.

When flying from St. Louis to Biloxi, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 16% versus a flight in the evening.

Weekly flight availability from St. Louis to Biloxi

Explore weekly flight availability from St. Louis to Biloxi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 15, 2026.

The most flights from STL to B1L are scheduled on a Sunday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from St. Louis to Biloxi?

Reviews of airlines servicing Biloxi

Get insights into the airlines that provide service to Biloxi. 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 Biloxi. Reviews last updated March 15, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from St. Louis to Biloxi 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.
Delta
7.9
Good
8,293 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,293 reviews
Delta
7.9
Good
8,293 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,427 reviews
Delta
7.9
Good
8,293 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,472 reviews
Delta
7.9
Good
8,293 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Biloxi. 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 Biloxi?

    For a flight from St. Louis to Biloxi, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Biloxi per day. 6 airlines have flights to Biloxi from Lambert-St Louis on a regular basis.

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

    Flights from Lambert-St Louis to Biloxi have been viewed 5 times in the past calendar month.

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

    A quick flight from St. Louis to Biloxi can take about 3h 55m. United Airlines provides one of the quickest options available for as low as $389. There are 581 mi between St. Louis and Biloxi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Looking for the cheapest flight from St. Louis to Biloxi? While on average our users pay $384, our data indicates the cheapest price to be $207. The most popular route (Lambert-St Louis - Gulfport Biloxi Regional), is priced around $339.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Biloxi (average of $82). Flying from St. Louis to Biloxi in March is currently the most expensive (average of $227). 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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Top 6 airlines flying from St. Louis to Biloxi

Discover the top 6 airlines that operate flights from St. Louis to Biloxi. 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 March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$238FlexibilityNo cancel feeOn-time62%
DeltaCheapest$93Average$335FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$98Average$184FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$141Average$326FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$208Average$354FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$240Average$413FlexibilityNo cancel feeOn-time63%

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