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St. Louis

$284+ Cheap flights from Mobile to St. Louis (MOB - STL)

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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — STL
nov. 26 — dic. 31
mié. 11/26
mié. 12/3
1 adult, Economy
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Cheap 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 octubre 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$284
(Delta)

Popular in

August

Cheapest in

April

Average price

$318
Provider with most accurate pricing for Mobile-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Mobile-Lambert-St Louis flights.
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From Mobile to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 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 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 octubre 27, 2025.

This United Airlines deal was found by Cheapflights users on 10/26. 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.
jue. 11/611:35 amMOB - STL
1 stop7h 12mUnited Airlines
mar. 11/116:15 amSTL - MOB
1 stop5h 26mUnited Airlines
Deal found 10/26$289
This American Airlines deal was found by Cheapflights users on 10/26. 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.
vie. 11/75:30 pmMOB - STL
1 stop5h 37mAmerican Airlines
lun. 11/102:17 pmSTL - MOB
2 stops8h 48mAmerican Airlines
Deal found 10/26$339
This American Airlines deal was found by Cheapflights users on 10/26. 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.
jue. 11/65:15 amMOB - STL
2 stops7h 58mAmerican Airlines
mar. 11/116:02 amSTL - MOB
2 stops10h 45mAmerican Airlines
Deal found 10/26$344
This United Airlines deal was found by Cheapflights users on 10/26. 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.
jue. 10/303:15 pmMOB - STL
1 stop7h 07mUnited Airlines
sáb. 11/111:20 amSTL - MOB
1 stop4h 47mUnited Airlines
Deal found 10/26$349
This American Airlines deal was found by Cheapflights users on 10/26. 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.
dom. 11/25:15 amMOB - STL
2 stops8h 25mAmerican Airlines
dom. 11/95:17 amSTL - MOB
1 stop4h 44mAmerican Airlines
Deal found 10/26$442
This American Airlines deal was found by Cheapflights users on 10/26. 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.
lun. 11/102:55 pmMOB - STL
1 stop4h 35mAmerican Airlines
vie. 11/1410:15 amSTL - MOB
1 stop6h 32mAmerican Airlines
Deal found 10/26$537
This United Airlines deal was found by Cheapflights users on 10/26. 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.
lun. 11/109:05 amMOB - STL
2 stops8h 34mUnited Airlines
vie. 11/144:35 pmSTL - MOB
1 stop5h 14mUnited Airlines
Deal found 10/26$542
This American Airlines deal was found by Cheapflights users on 10/26. 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.
jue. 11/65:15 amMOB - STL
2 stops9h 38mAmerican Airlines
dom. 11/93:23 pmSTL - MOB
2 stops8h 33mAmerican Airlines
Deal found 10/26$547

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 octubre 27, 2025.
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

mié. 2/18

7:15 pm-11:40 pm

1 stop4h 25m

Lambert-St Louis

sáb. 2/21

10:00 am-4:47 pm

1 stop6h 47m

$284

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

vie. 11/7

5:30 pm-11:07 pm

1 stop5h 37m

Lambert-St Louis

lun. 11/10

5:17 am-10:01 am

1 stop4h 44m

$289

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

jue. 11/6

11:35 am-6:47 pm

1 stop7h 12m

Lambert-St Louis

dom. 11/9

6:15 am-11:41 am

1 stop5h 26m

$289

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

jue. 11/6

11:35 am-6:47 pm

1 stop7h 12m

Lambert-St Louis

mar. 11/11

6:15 am-11:41 am

1 stop5h 26m

$289

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

jue. 11/6

5:15 am-1:13 pm

2 stops7h 58m

Lambert-St Louis

dom. 11/9

6:45 pm-11:56 pm

1 stop5h 11m

$294

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

mié. 2/18

10:30 am-5:05 pm

1 stop6h 35m

Lambert-St Louis

sáb. 2/21

11:46 am-11:57 pm

2 stops12h 11m

$324

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

jue. 11/6

5:15 am-1:13 pm

2 stops7h 58m

Lambert-St Louis

mar. 11/11

6:02 am-4:47 pm

2 stops10h 45m

$344

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

mié. 2/18

4:55 pm-10:14 pm

1 stop5h 19m

Lambert-St Louis

sáb. 2/21

9:55 am-9:59 pm

2 stops12h 04m

$359

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

dom. 11/30

7:00 am-10:22 pm

1 stop15h 22m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Mobile-St. Louis flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 May is currently the most expensive (average of $208). 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 MOB to STL?

Find hourly flight availability from Mobile to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 27, 2025.

It’s typically best to fly out from Mobile to St. Louis in the evening. Doing so could potentially save you 30% on the flight price compared to flying in the morning, which is usually more expensive.

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 octubre 27, 2025.
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
7,996 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

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
7,996 reviews
Delta
7.9
Good
7,996 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

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
11,033 reviews
Delta
7.9
Good
7,996 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

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 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 4h 25m. 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 $248 on this airline. An additional option worth looking into is American Airlines, starting at $253. These flights start at 27% 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 May is currently the most expensive (average of $208). 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
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
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 octubre 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$318FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$253Average$319FlexibilityNo cancel feeOn-time71%

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