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$234+ Cheap flights from Bay City to St. Louis (MBS - 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
MBS — STL
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheap flight deals from Bay City to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Bay City (MBS) 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 September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$234
(United Airlines)

Popular in

May

Cheapest in

October

Average price

$393
Provider with most accurate pricing for Bay City MBS Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Bay City MBS Intl-Lambert-St Louis flights.
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From Bay City MBS Intl to Lambert-St Louis
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Highest demand for flights based on searches. 20% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Bay City to St. Louis

Cheapest flights from Bay City to St. Louis
Explore the most affordable flight options available from Bay City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This United Airlines deal was found by Cheapflights users on 9/23. 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 10/114:43 pmMBS - STL
1 stop6h 52mUnited Airlines
Sat 10/256:30 amSTL - MBS
1 stop5h 59mUnited Airlines
Deal found 9/23$234
This Delta deal was found by Cheapflights users on 9/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/185:36 pmMBS - STL
1 stop3h 57mDelta
Sat 10/256:40 amSTL - MBS
1 stop3h 40mDelta
Deal found 9/24$249
This Delta deal was found by Cheapflights users on 9/23. 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 10/115:36 pmMBS - STL
2 stops6h 31mDelta
Sat 10/256:40 amSTL - MBS
1 stop3h 40mDelta
Deal found 9/23$259
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/107:25 amMBS - STL
1 stop6h 03mUnited Airlines
Tue 10/149:20 amSTL - MBS
1 stop5h 48mUnited Airlines
Deal found 9/23$290
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/37:25 amMBS - STL
1 stop6h 03mUnited Airlines
Sun 10/56:30 amSTL - MBS
1 stop5h 59mUnited Airlines
Deal found 9/23$329
This United Airlines deal was found by Cheapflights users on 9/23. 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 9/267:25 amMBS - STL
1 stop4h 24mUnited Airlines
Sun 9/283:23 pmSTL - MBS
1 stop4h 47mUnited Airlines
Deal found 9/23$349
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 10/237:25 amMBS - STL
1 stop4h 24mUnited Airlines
Mon 10/278:00 amSTL - MBS
1 stop4h 23mUnited Airlines
Deal found 9/25$368
This Delta deal was found by Cheapflights users on 9/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:22 pmMBS - STL
2 stops6h 19mDelta
Sun 10/126:40 amSTL - MBS
1 stop3h 40mDelta
Deal found 9/24$388
This Delta deal was found by Cheapflights users on 9/23. 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 9/2511:34 amMBS - STL
1 stop6h 03mDelta
Mon 9/296:00 pmSTL - MBS
1 stop3h 29mDelta
Deal found 9/23$394

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bay City 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 September 25, 2025.
Use the filters below to find and compare flights from Bay City to St. Louis that are best for you.

Fly from

Bay City

Fly to

St. Louis

Route

Depart

Return

Price

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Sat 10/11

4:43 pm-10:35 pm

1 stop6h 52m

Lambert-St Louis

Sat 10/25

6:30 am-1:29 pm

1 stop5h 59m

$234

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Sat 10/18

5:36 pm-8:33 pm

1 stop3h 57m

Lambert-St Louis

Sat 10/25

6:40 am-11:20 am

1 stop3h 40m

$249

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Sat 10/11

5:36 pm-11:07 pm

2 stops6h 31m

Lambert-St Louis

Sat 10/25

6:40 am-11:20 am

1 stop3h 40m

$259

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Fri 10/10

7:25 am-12:28 pm

1 stop6h 03m

Lambert-St Louis

Tue 10/14

9:20 am-4:08 pm

1 stop5h 48m

$290

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Thu 10/23

7:25 am-10:49 am

1 stop4h 24m

Lambert-St Louis

Mon 10/27

8:00 am-1:23 pm

1 stop4h 23m

$368

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Thu 10/9

6:22 pm-11:41 pm

2 stops6h 19m

Lambert-St Louis

Sun 10/12

6:40 am-11:20 am

1 stop3h 40m

$388

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Tue 10/14

4:43 pm-10:35 pm

1 stop6h 52m

Lambert-St Louis

Fri 10/17

3:23 pm-9:10 pm

1 stop4h 47m

$446

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Tue 10/14

6:22 pm-11:07 pm

2 stops5h 45m

Lambert-St Louis

Fri 10/17

6:40 am-11:20 am

1 stop3h 40m

$452

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Compare providers for flights from Bay City 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 Bay City to St. Louis in September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
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 Bay City-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bay City-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bay City-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bay City-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 Bay City-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 Bay City to St. Louis

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

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

Currently, August is the cheapest month in which you can book a flight from Bay City to St. Louis (average of $311). Flying from Bay City to St. Louis in March is currently the most expensive (average of $356). 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 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 September 25, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Bay City to St. Louis 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
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Bay City 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 Bay City to St. Louis?

    United Airlines and Delta can get you from Bay City to St. Louis in just under 3h 57m. Your travel time can differ by up to 2h 55m. There are 464 mi between Bay City and St. Louis. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Bay City to St. Louis is Delta. Our recent data shows that you can find tickets from as low as $233 on this airline. An additional option worth looking into is United Airlines, starting at $248. Users have found that Delta is 38% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bay City 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 Bay City to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Bay City to St. Louis (average of $311). Flying from Bay City to St. Louis in March is currently the most expensive (average of $356). 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 Bay City to St. Louis

Discover the top 2 airlines that operate flights from Bay City 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 September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$233Average$313FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$443FlexibilityNo cancel feeOn-time69%

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