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St. Louis

$237+ Cheap flights from Mobile to St. Louis (MOB - STL)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — STL
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Mobile to St. Louis

Cheapest flights from Mobile to St. Louis
Explore the most affordable flight options available from Mobile to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This American Airlines deal was found by Cheapflights users on 1/25. 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 2/2010:51 am
MOB
-
STL
1 stop6h 22m
American Airlines
Sun 2/226:57 pm
STL
-
MOB
1 stop4h 54m
American Airlines
Deal found 1/25$286
This Delta deal was found by Cheapflights users on 1/26. 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 1/307:05 pm
MOB
-
STL
1 stop4h 32m
Delta
Sat 1/316:00 am
STL
-
MOB
1 stop5h 45m
Delta
Deal found 1/26$369
This United Airlines deal was found by Cheapflights users on 1/25. 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 1/3012:45 pm
MOB
-
STL
1 stop6h 42m
United Airlines
Sat 1/318:05 am
STL
-
MOB
2 stops10h 19m
United Airlines
Deal found 1/25$374
This American Airlines deal was found by Cheapflights users on 1/26. 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 1/3011:14 am
MOB
-
STL
2 stops10h 01m
American Airlines
Sat 1/316:00 am
STL
-
MOB
2 stops10h 59m
American Airlines
Deal found 1/26$380
This United Airlines deal was found by Cheapflights users on 1/24. 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 1/289:00 am
MOB
-
STL
1 stop6h 52m
United Airlines
Sat 1/318:05 am
STL
-
MOB
2 stops10h 19m
United Airlines
Deal found 1/24$429
This United Airlines deal was found by Cheapflights users on 1/25. 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 2/2012:45 pm
MOB
-
STL
2 stops8h 20m
United Airlines
Sun 2/228:17 am
STL
-
MOB
2 stops12h 22m
United Airlines
Deal found 1/25$578
This United Airlines deal was found by Cheapflights users on 1/26. 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 1/2810:44 am
MOB
-
STL
1 stop5h 08m
United Airlines
Fri 1/3010:07 am
STL
-
MOB
1 stop6h 02m
United Airlines
Deal found 1/26$792

Find flight deals from Mobile to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Mobile (MOB) to St. Louis (STL). 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$286
(American Airlines)

One-way from

$237
(Delta)

Popular in

August

Cheapest in

December

Average price

$282
Provider with most accurate pricing for Mobile-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Mobile-Lambert-St Louis flights.
Search Deals
From Mobile to Lambert-St Louis
Search Deals
One-way flight from Mobile to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mobile 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, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Mobile to St. Louis that are best for you.

Fly from

Mobile

Fly to

St. Louis

Route

Depart

Return

Price

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Fri 2/20

10:51 am-5:13 pm

1 stop6h 22m

Lambert-St Louis

Sun 2/22

6:57 pm-11:51 pm

1 stop4h 54m

$286

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Fri 2/20

12:45 pm-9:05 pm

2 stops8h 20m

Lambert-St Louis

Sun 2/22

8:17 am-8:39 pm

2 stops12h 22m

$578

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Mon 2/9

4:50 pm-10:00 pm

1 stop5h 10m

Lambert-St Louis

Fri 2/13

4:28 pm-9:59 pm

1 stop5h 31m

$1,003

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Sun 3/1

7:17 pm-11:36 pm

1 stop4h 19m

$237

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Sun 3/1

5:15 am-2:51 pm

2 stops9h 36m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Compare providers for flights from Mobile to St. Louis

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 Mobile to St. Louis in January.
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 Mobile-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Mobile-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Mobile-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Mobile-St. Louis 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 Mobile-St. Louis 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 Mobile to St. Louis

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

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

Currently, June is the cheapest month in which you can book a flight from Mobile to St. Louis (average of $78). Flying from Mobile to St. Louis in April 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.

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

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated January 26, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Mobile to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,111 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

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
8,111 reviews
Delta
7.9
Good
8,111 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

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
7.2
Good
11,189 reviews
Delta
7.9
Good
8,111 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

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 Mobile to St. Louis. 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 Mobile to St. Louis?

    Departing from Mobile to St. Louis will take you 6h 22m. There are 570 mi between Mobile and St. Louis. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Mobile to St. Louis is Delta. Our recent data shows that you can find tickets from as low as $239 on this airline. An additional option worth looking into is American Airlines, starting at $248. These flights start at 26% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Mobile to St. Louis (average of $78). Flying from Mobile to St. Louis in April 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

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Top 2 airlines flying from Mobile to St. Louis

Discover the top 2 airlines that operate flights from Mobile to St. Louis. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$239Average$308FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$328FlexibilityNo cancel feeOn-time71%

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