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$269+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MOB
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
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 July 23, 2026.

This Delta deal was found by Cheapflights users on 7/19. 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.
Tue 8/185:23 pm
STL
-
MOB
1 stop5h 43m
Delta
Tue 8/256:00 am
MOB
-
STL
1 stop5h 46m
Delta
Deal found 7/19$309
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Sat 10/243:12 pm
STL
-
MOB
1 stop6h 26m
United Airlines
Sat 10/3110:30 am
MOB
-
STL
2 stops10h 43m
United Airlines
Deal found 7/20$314
This Delta deal was found by Cheapflights users on 7/21. 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.
Sun 9/137:05 am
STL
-
MOB
1 stop4h 17m
Delta
Sat 9/196:04 am
MOB
-
STL
1 stop6h 28m
Delta
Deal found 7/21$319
This Delta deal was found by Cheapflights users on 7/20. 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 8/77:00 am
STL
-
MOB
1 stop4h 20m
Delta
Tue 8/119:15 am
MOB
-
STL
1 stop5h 18m
Delta
Deal found 7/20$324
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Tue 8/1812:59 pm
STL
-
MOB
2 stops9h 00m
United Airlines
Tue 8/257:00 am
MOB
-
STL
1 stop7h 15m
United Airlines
Deal found 7/19$329
This Delta deal was found by Cheapflights users on 7/20. 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 8/66:00 am
STL
-
MOB
1 stop5h 20m
Delta
Sun 8/96:55 pm
MOB
-
STL
1 stop5h 03m
Delta
Deal found 7/20$339
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sat 11/71:08 pm
STL
-
MOB
2 stops8h 52m
United Airlines
Tue 11/104:59 pm
MOB
-
STL
1 stop5h 21m
United Airlines
Deal found 7/22$354
This Delta deal was found by Cheapflights users on 7/19. 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.
Sat 8/18:00 am
STL
-
MOB
1 stop3h 57m
Delta
Sun 8/212:44 pm
MOB
-
STL
1 stop5h 09m
Delta
Deal found 7/19$369
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Sat 9/57:25 am
STL
-
MOB
2 stops8h 44m
United Airlines
Wed 9/99:00 am
MOB
-
STL
1 stop5h 15m
United Airlines
Deal found 7/20$394
This Delta deal was found by Cheapflights users on 7/20. 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 7/306:58 pm
STL
-
MOB
1 stop4h 27m
Delta
Sun 8/24:26 pm
MOB
-
STL
1 stop5h 49m
Delta
Deal found 7/20$399
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Sat 12/56:15 am
STL
-
MOB
1 stop5h 21m
United Airlines
Tue 12/85:10 pm
MOB
-
STL
1 stop4h 56m
United Airlines
Deal found 7/20$404

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(Delta)

One-way from

$269
(Delta)

Popular in

May

Cheapest in

September
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. 21% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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 July 23, 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 10/1

4:59 pm-11:20 pm

1 stop6h 21m

Mobile

Thu 10/8

12:10 pm-6:15 pm

1 stop6h 05m

$309

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Sun 9/13

7:05 am-11:22 am

1 stop4h 17m

Mobile

Sat 9/19

6:04 am-12:32 pm

1 stop6h 28m

$309

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Tue 8/18

12:59 pm-9:59 pm

2 stops9h 00m

Mobile

Tue 8/25

7:00 am-2:15 pm

1 stop7h 15m

$329
Quickest round-trip

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 8/6

6:00 am-11:20 am

1 stop5h 20m

Mobile

Sun 8/9

6:55 pm-11:58 pm

1 stop5h 03m

$339

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Tue 9/1

10:53 am-9:59 pm

2 stops11h 06m

Mobile

Thu 9/24

9:20 am-9:21 pm

2 stops12h 01m

$495

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Fri 7/31

6:14 am-11:57 am

1 stop5h 43m

Mobile

Fri 8/7

11:00 am-5:42 pm

1 stop6h 42m

$512

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Thu 10/1

8:00 am-8:08 pm

2 stops12h 08m

Mobile

Thu 10/8

9:20 am-2:10 pm

1 stop4h 50m

$537

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Wed 8/5

8:00 am-8:25 pm

2 stops12h 25m

Mobile

Sun 8/9

9:00 am-9:26 pm

2 stops12h 26m

$570
Cheapest one-way
Quickest one-way

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Sun 9/13

7:05 am-11:22 am

1 stop4h 17m

$269

St. LouisMobile

STL - MOB

STLMOB

Lambert-St Louis

Sun 8/9

11:10 am-6:14 pm

1 stop7h 04m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Showing 1-10 of 14 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 July.
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.

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 July 23, 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
7.8
Good
8,476 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,476 reviews
Delta
7.8
Good
8,476 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,020 reviews
Delta
7.8
Good
8,476 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,834 reviews
Delta
7.8
Good
8,476 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 $309, Delta can have you in Mobile from St. Louis in 6h 21m. 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?

    American Airlines, at $248, was found to be the cheapest airline from St. Louis to Mobile.Alternate airlines to your destination round-trip include United Airlines and Delta. American Airlines is 41% 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.

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

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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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$392FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$468FlexibilityNo cancel feeOn-time69%
DeltaCheapest$283Average$390FlexibilityNo cancel feeOn-timeN/A

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