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Biloxi

$249+ Cheap flights from St. Louis (STL) to Biloxi, MS

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSY
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheap 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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(Delta)

Popular in

March

Cheapest in

February

Average price

$332
Provider with most accurate pricing for Lambert-St Louis-Gulfport Biloxi Regional flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Gulfport Biloxi Regional flights.
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From Lambert-St Louis to Biloxi
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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 20, 2025.

This Delta deal was found by Cheapflights users on 10/18. 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.
Sat 11/85:15 pmSTL - GPT
1 stop4h 35mDelta
Wed 11/122:53 pmGPT - STL
1 stop7h 05mDelta
Deal found 10/18$249
This American Airlines deal was found by Cheapflights users on 10/18. 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 11/86:00 amSTL - GPT
2 stops10h 24mAmerican Airlines
Wed 11/125:20 amGPT - STL
1 stop7h 17mAmerican Airlines
Deal found 10/18$254
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/186:00 amSTL - GPT
2 stops10h 56mAmerican Airlines
Tue 11/254:54 pmGPT - STL
1 stop7h 11mAmerican Airlines
Deal found 10/19$279
This Delta deal was found by Cheapflights users on 10/19. 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 10/293:59 pmSTL - GPT
1 stop5h 51mDelta
Sat 11/16:00 amGPT - STL
1 stop6h 35mDelta
Deal found 10/19$309
This American Airlines deal was found by Cheapflights users on 10/19. 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 10/291:28 pmSTL - GPT
2 stops9h 18mAmerican Airlines
Sat 11/11:24 pmGPT - STL
1 stop7h 29mAmerican Airlines
Deal found 10/19$314
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/75:56 pmSTL - GPT
1 stop4h 48mAmerican Airlines
Sun 11/95:20 amGPT - STL
1 stop5h 19mAmerican Airlines
Deal found 10/19$323
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Sun 11/211:27 amSTL - GPT
2 stops21h 32mMultiple Airlines
Thu 11/67:55 pmGPT - STL
1 stop13h 45mMultiple Airlines
Deal found 10/18$324
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Thu 10/238:25 amSTL - GPT
1 stop5h 00mUnited Airlines
Sat 10/255:25 pmGPT - STL
1 stop4h 33mUnited Airlines
Deal found 10/19$339
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Sun 10/267:01 amSTL - GPT
1 stop6h 04mAmerican Airlines
Sun 11/25:20 amGPT - STL
1 stop5h 19mAmerican Airlines
Deal found 10/19$354

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 October 20, 2025.
Use the filters below to find and compare flights from St. Louis to Biloxi that are best for you.

Fly from

St. Louis

Fly to

Biloxi

Route

Depart

Return

Price

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Sat 11/8

5:15 pm-9:50 pm

1 stop4h 35m

Gulfport Biloxi Regional

Wed 11/12

2:53 pm-9:58 pm

1 stop7h 05m

$249

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Tue 11/18

8:20 am-4:02 pm

1 stop7h 42m

Gulfport Biloxi Regional

Tue 11/25

11:52 am-6:47 pm

1 stop6h 55m

$249

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Fri 11/7

5:56 pm-10:44 pm

1 stop4h 48m

Gulfport Biloxi Regional

Sun 11/9

5:20 am-10:39 am

1 stop5h 19m

$323

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Sun 11/2

11:27 am-8:59 am

2 stops21h 32m

Gulfport Biloxi Regional

Thu 11/6

7:55 pm-9:40 am

1 stop13h 45m

$324

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Wed 2/18

11:18 am-9:36 pm

2 stops10h 18m

Gulfport Biloxi Regional

Sat 2/21

6:52 pm-11:32 pm

1 stop4h 40m

$324

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Sat 11/8

6:00 am-4:24 pm

2 stops10h 24m

Gulfport Biloxi Regional

Wed 11/12

6:43 am-5:38 pm

2 stops10h 55m

$363

St. LouisGulfport

STL - GPT

STLGPT

Lambert-St Louis

Sat 11/8

10:00 am-9:36 pm

2 stops11h 36m

Gulfport Biloxi Regional

Tue 11/11

11:52 am-6:47 pm

1 stop6h 55m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

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 $150). Flying from St. Louis to Biloxi in June is currently the most expensive (average of $247). 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 October 20, 2025.

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 in the afternoon, which can drop the price by up to 24% versus a flight at noon.

What is the cheapest day to fly from St. Louis to Biloxi?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Biloxi. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their St. Louis to Biloxi flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 20, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American 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
7,978 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,978 reviews
Delta
7.9
Good
7,978 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,991 reviews
Delta
7.9
Good
7,978 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,024 reviews
Delta
7.9
Good
7,978 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 3 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 4h 35m. Delta provides one of the quickest options available for as low as $249. 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 $313, our data indicates the cheapest price to be $148. The most popular route (Lambert-St Louis - Gulfport Biloxi Regional), is priced around $249.

  • 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 $150). Flying from St. Louis to Biloxi in June is currently the most expensive (average of $247). 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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$87Average$171FlexibilityNo cancel feeOn-time88%
FrontierCheapest$127Average$238FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$196Average$382FlexibilityNo cancel feeOn-time69%
DeltaCheapest$196Average$351FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$240Average$410FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$243Average$340FlexibilityNo cancel feeOn-time71%

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