What airlines fly to St. Louis?

Delta, American Airlines and Southwest are the top three most popular airlines that fly to St. Louis from Bay City according to our data. Delta is the first choice among our users, with 50% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 6 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport?

Prices for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport are updated daily.

How many operators does momondo search for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport?

As of December 2025, there are 2 operators available to choose from for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport.

How old do you have to be to fly from Bay City MBS Intl Airport to Lambert-St Louis Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bay City MBS Intl Airport to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$198 Cheap Flights from Bay City to St. Louis in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Bay City to St. Louis

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:00 pm - 4:37 pm

MBS

STL

5h 37m1 stop

6:35 am - 11:16 am

STL

MBS

3h 41m1 stop

$249Delta

Tue, Jan 20 - Sat, Jan 24

12:00 pm - 4:37 pm

MBS

STL

5h 37m1 stop

6:00 am - 5:27 pm

STL

MBS

10h 27m2 stops

$254Delta

Tue, Jan 20 - Sat, Jan 24

6:07 pm - 8:43 pm

MBS

STL

3h 36m1 stop

6:35 am - 11:16 am

STL

MBS

3h 41m1 stop

$278Delta

Wed, Jan 7 - Thu, Jan 15

6:07 pm - 11:25 pm

MBS

STL

6h 18m2 stops

6:35 am - 11:16 am

STL

MBS

3h 41m1 stop

$283Delta

Wed, Jan 7 - Thu, Jan 15

5:46 pm - 10:58 pm

MBS

STL

6h 12m1 stop

1:15 pm - 8:17 pm

STL

MBS

6h 02m1 stop

$309United Airlines

Wed, Jan 21 - Sat, Jan 24

5:46 pm - 10:58 pm

MBS

STL

6h 12m1 stop

1:15 pm - 8:17 pm

STL

MBS

6h 02m1 stop

$334United Airlines

Wed, Jan 21 - Sat, Jan 24

12:00 pm - 8:37 pm

MBS

STL

9h 37m2 stops

6:00 am - 5:27 pm

STL

MBS

10h 27m2 stops

$374Delta

Tue, Jan 20 - Sat, Jan 24

5:46 pm - 10:58 pm

MBS

STL

6h 12m1 stop

4:15 pm - 5:09 pm

STL

MBS

23h 54m2 stops

$437United Airlines

Wed, Jan 21 - Sat, Jan 24

2:15 pm - 5:54 pm

MBS

STL

4h 39m1 stop

8:05 am - 1:26 pm

STL

MBS

4h 21m1 stop

$588United Airlines

Sun, Jan 4 - Thu, Jan 8

Delta flights from Bay City to St. Louis

Our best Delta deals on Bay City to St. Louis flight tickets

Delta

Jan 20

MBS12:00 pmBay City MBS Intl

5h 37m

1 stop

STL4:37 pmLambert-St Louis

Jan 24

STL6:35 amLambert-St Louis

3h 41m

1 stop

MBS11:16 amBay City MBS Intl

$249

Find similar

Delta

Jan 20

MBS12:00 pmBay City MBS Intl

5h 37m

1 stop

STL4:37 pmLambert-St Louis

Jan 24

STL6:00 amLambert-St Louis

10h 27m

2 stops

MBS5:27 pmBay City MBS Intl

$254

Find similar

Delta

Jan 7

MBS6:07 pmBay City MBS Intl

3h 36m

1 stop

STL8:43 pmLambert-St Louis

Jan 15

STL6:35 amLambert-St Louis

3h 41m

1 stop

MBS11:16 amBay City MBS Intl

$278

Find similar

United Airlines flights from Bay City to St. Louis

Our best United Airlines deals on Bay City to St. Louis flight tickets

United Airlines

Jan 21

MBS5:46 pmBay City MBS Intl

6h 12m

1 stop

STL10:58 pmLambert-St Louis

Jan 24

STL1:15 pmLambert-St Louis

6h 02m

1 stop

MBS8:17 pmBay City MBS Intl

$309

Find similar

United Airlines

Jan 21

MBS5:46 pmBay City MBS Intl

6h 12m

1 stop

STL10:58 pmLambert-St Louis

Jan 24

STL1:15 pmLambert-St Louis

6h 02m

1 stop

MBS8:17 pmBay City MBS Intl

$334

Find similar

United Airlines

Jan 21

MBS5:46 pmBay City MBS Intl

6h 12m

1 stop

STL10:58 pmLambert-St Louis

Jan 24

STL4:15 pmLambert-St Louis

23h 54m

2 stops

MBS5:09 pmBay City MBS Intl

$437

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Tue 1/20

12:00 pm-4:37 pm

1 stop5h 37m

Lambert-St Louis

Sat 1/24

6:35 am-11:16 am

1 stop3h 41m

$249

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Tue 1/20

12:00 pm-4:37 pm

1 stop5h 37m

Lambert-St Louis

Sat 1/24

6:00 am-5:27 pm

2 stops10h 27m

$254

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Wed 1/7

6:07 pm-8:43 pm

1 stop3h 36m

Lambert-St Louis

Thu 1/15

6:35 am-11:16 am

1 stop3h 41m

$278

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Wed 1/7

6:07 pm-11:25 pm

2 stops6h 18m

Lambert-St Louis

Thu 1/15

6:35 am-11:16 am

1 stop3h 41m

$283

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Wed 1/21

5:46 pm-10:58 pm

1 stop6h 12m

Lambert-St Louis

Sat 1/24

1:15 pm-8:17 pm

1 stop6h 02m

$309

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Wed 1/21

5:46 pm-10:58 pm

1 stop6h 12m

Lambert-St Louis

Sat 1/24

1:15 pm-8:17 pm

1 stop6h 02m

$334

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Tue 1/20

12:00 pm-8:37 pm

2 stops9h 37m

Lambert-St Louis

Sat 1/24

6:00 am-5:27 pm

2 stops10h 27m

$374

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Wed 1/21

5:46 pm-10:58 pm

1 stop6h 12m

Lambert-St Louis

Sat 1/24

4:15 pm-5:09 pm

2 stops23h 54m

$437

Bay CitySt. Louis

MBS - STL

MBSSTL

Bay City MBS Intl

Sun 1/4

2:15 pm-5:54 pm

1 stop4h 39m

Lambert-St Louis

Thu 1/8

8:05 am-1:26 pm

1 stop4h 21m

$588

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Bay City to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to St. Louis?

In general, August is the cheapest month to fly from Bay City to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. The month of February is another great option to travel to St. Louis, with average flight prices from Bay City averaging around $282.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Saturday when prices can be found for as low as $227. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $658. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Bay City at noon is the least expensive time of day to depart. momondo users have found prices as low as $248 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $318 per ticket.

Can stopping save me money on Bay City to St. Louis flights?

You could potentially save up to 27% on your flight if you consider stops on a Bay City to St. Louis flight.

When to book flights from Bay City to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Bay City to St. Louis according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Bay City to St. Louis (MBS to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bay City to St. Louis

Fastest flight time	3h 55m
Direct flights	None

The fastest flight from Bay City to St. Louis takes 3h 55m

There are no direct flights from Bay City to St. Louis. There are no popular flight routes from Bay City to St. Louis.

Search flight deals

How far is Bay City MBS Intl to Lambert-St Louis by plane?
There are 474.4 mi between Bay City MBS Intl and Lambert-St Louis. By plane, this route typically takes 3h 55m.
When did momondo last update prices for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport?
Prices for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport are updated daily.
How many operators does momondo search for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport?
As of December 2025, there are 2 operators available to choose from for flights from Bay City MBS Intl Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Bay City MBS Intl Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bay City MBS Intl Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Bay City to St. Louis?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Bay City to St. Louis is Delta (68% of total bookings). The next most popular airline is United Airlines (32%).

Best airlines flying from Bay City to St. Louis

Compare and see reviews for airlines that fly from Bay City to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $228	Free Cancellation	Rating 7.4 9,099 reviews		Search United Airlines flights
Delta	PriceFrom $228	Free Cancellation	Rating 7.9 8,021 reviews		Search Delta flights

St. Charles

Chesterfield

Hermann

Fairview Heights

Maryland Heights

O'Fallon

Florissant

Fenton

St. Peters

Wentzville

Collinsville

Alton

Farmington

Clayton

Festus

Glencoe

Eureka

Edwardsville

Litchfield

Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Bay City to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Bay City.

Can I find flights from Bay City to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Bay City with this policy.

How can momondo help me find flights from Bay City to St. Louis?

Once you have performed a search for Bay City to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Bay City to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Bay City to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.