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$247+ Cheap flights from St. Louis to Mobile (STL - MOB)

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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MOB
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap flight deals from St. Louis to Mobile

Cheapest flights from St. Louis to Mobile
Explore the most affordable flight options available from St. Louis to Mobile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:00 am
STL
-
MOB
1 stop5h 55m
Delta
Sun 4/56:15 am
MOB
-
STL
1 stop4h 54m
Delta
Deal found 3/7$289
This American Airlines deal was found by Cheapflights users on 3/9. 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 9/125:27 am
STL
-
MOB
1 stop6h 47m
American Airlines
Sat 9/1912:41 pm
MOB
-
STL
2 stops7h 22m
American Airlines
Deal found 3/9$294
This American Airlines deal was found by Cheapflights users on 3/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:57 pm
STL
-
MOB
1 stop4h 54m
American Airlines
Wed 3/255:22 am
MOB
-
STL
1 stop5h 37m
American Airlines
Deal found 3/6$299
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:20 am
STL
-
MOB
1 stop4h 09m
Delta
Sun 9/209:10 am
MOB
-
STL
1 stop6h 47m
Delta
Deal found 3/10$309
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.
Fri 8/145:00 am
STL
-
MOB
2 stops11h 09m
United Airlines
Wed 8/1911:35 am
MOB
-
STL
1 stop6h 14m
United Airlines
Deal found 3/10$314
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:30 pm
STL
-
MOB
1 stop4h 46m
Delta
Mon 8/317:15 pm
MOB
-
STL
1 stop4h 22m
Delta
Deal found 3/6$327
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:01 pm
STL
-
MOB
1 stop5h 57m
Delta
Sat 4/45:30 pm
MOB
-
STL
1 stop6h 28m
Delta
Deal found 3/6$339
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:59 pm
STL
-
MOB
1 stop4h 29m
Delta
Sun 4/196:00 am
MOB
-
STL
1 stop4h 34m
Delta
Deal found 3/7$344
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Thu 4/236:00 am
STL
-
MOB
1 stop5h 50m
United Airlines
Mon 4/274:55 pm
MOB
-
STL
1 stop5h 33m
United Airlines
Deal found 3/8$348

Find flight deals from St. Louis to Mobile

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Mobile (MOB). 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Delta)

One-way from

$247
(Delta)

Popular in

April

Cheapest in

September

Average price

$370
Provider with most accurate pricing for Lambert-St Louis-Mobile flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Mobile flights.
Search Deals
From Lambert-St Louis to Mobile
Search Deals
One-way flight from Lambert-St Louis to Mobile
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 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 Mobile 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 11, 2026.
Use the filters below to find and compare flights from St. Louis to Mobile that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 4/2

6:00 am-11:55 am

1 stop5h 55m

Mobile

Sun 4/5

6:15 am-11:09 am

1 stop4h 54m

$289

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Fri 8/14

6:00 am-4:09 pm

2 stops10h 09m

Mobile

Wed 8/19

7:00 am-3:38 pm

2 stops8h 38m

$319
Quickest round-trip

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 4/9

6:59 pm-11:28 pm

1 stop4h 29m

Mobile

Sun 4/19

6:00 am-10:34 am

1 stop4h 34m

$344

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 4/23

6:00 am-11:50 am

1 stop5h 50m

Mobile

Mon 4/27

4:55 pm-10:28 pm

1 stop5h 33m

$348

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Tue 8/25

6:00 am-6:17 pm

2 stops12h 17m

Mobile

Sat 8/29

9:30 am-2:08 pm

1 stop4h 38m

$364

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Fri 4/3

6:00 am-11:50 am

1 stop5h 50m

Mobile

Fri 4/10

4:55 pm-10:27 pm

1 stop5h 32m

$418

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 4/2

6:00 am-11:50 am

1 stop5h 50m

Mobile

Thu 4/9

11:15 am-9:13 pm

2 stops9h 58m

$423

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Fri 8/28

11:10 am-6:17 pm

1 stop7h 07m

Mobile

Mon 8/31

9:30 am-11:37 pm

2 stops14h 07m

$453

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 4/16

6:00 am-11:50 am

1 stop5h 50m

Mobile

Tue 4/21

9:00 am-11:57 pm

2 stops14h 57m

$473

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 4/9

6:00 am-11:50 am

1 stop5h 50m

Mobile

Thu 4/16

12:55 pm-9:13 pm

2 stops8h 18m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from St. Louis to Mobile

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 St. Louis to Mobile in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 St. Louis-Mobile flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Mobile flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Mobile flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Mobile flights, Cheapflights users trust FlightHub the most. FlightHub 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 St. Louis-Mobile 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 St. Louis to Mobile

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

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Mobile (average of $82). Flying from St. Louis to Mobile in March is currently the most expensive (average of $129). 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.

Reviews of airlines servicing Mobile

Get insights into the airlines that provide service to Mobile. 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 Mobile. Reviews last updated March 11, 2026.
Read through reviews of airlines operating flights from St. Louis to Mobile, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,276 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

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
8,276 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

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
9,409 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

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
11,414 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

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 Mobile. 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 St. Louis to Mobile?

    For as low as $289, Delta can have you in Mobile from St. Louis in 5h 55m. The distance from St. Louis to Mobile is about 570 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Delta, at $228, was found to be the cheapest airline from St. Louis to Mobile.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is 35% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Mobile (average of $82). Flying from St. Louis to Mobile in March is currently the most expensive (average of $129). 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 Mobile?

Book flights to Mobile if you plan to visit one of these locations
Pascagoula
Moss Point

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from St. Louis to Mobile

Discover the top 3 airlines that operate flights from St. Louis to Mobile. 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$362FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$319FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$448FlexibilityNo cancel feeOn-time69%

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