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Cheap flights from Flint to St. Louis from $309

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Flint to St. Louis departing on 4/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Flint to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:33 pm - 10:17 pm
FNT
-
STL
3h 44m
1 stop
American Airlines Logo
5:21 pm - 11:26 pm
STL
-
FNT
5h 05m
1 stop
$309American Airlines
Fri, Apr 24 - Sun, Apr 26
American Airlines Logo
12:59 pm - 10:59 pm
FNT
-
STL
11h 00m
2 stops
American Airlines Logo
4:30 pm - 11:26 pm
STL
-
FNT
5h 56m
1 stop
$314American Airlines
Tue, Apr 21 - Sat, Apr 25
United Airlines Logo
8:05 pm - 11:11 pm
FNT
-
STL
4h 06m
1 stop
United Airlines Logo
9:10 am - 3:08 pm
STL
-
FNT
4h 58m
1 stop
$319United Airlines
Fri, Apr 3 - Mon, Apr 6
American Airlines Logo
12:59 pm - 4:41 pm
FNT
-
STL
4h 42m
1 stop
American Airlines Logo
7:05 am - 12:29 pm
STL
-
FNT
4h 24m
1 stop
$339American Airlines
Fri, Apr 10 - Sun, Apr 12
American Airlines Logo
5:30 am - 3:28 pm
FNT
-
STL
10h 58m
2 stops
American Airlines Logo
6:00 am - 11:55 am
STL
-
FNT
4h 55m
1 stop
$344American Airlines
Fri, Apr 3 - Mon, Apr 6
American Airlines Logo
5:36 am - 1:22 pm
FNT
-
STL
8h 46m
2 stops
American Airlines Logo
7:00 am - 7:03 pm
STL
-
FNT
11h 03m
2 stops
$375American Airlines
Sat, May 9 - Thu, May 14
United Airlines Logo
7:15 am - 12:22 pm
FNT
-
STL
6h 07m
1 stop
United Airlines Logo
7:45 am - 3:08 pm
STL
-
FNT
6h 23m
1 stop
$379United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
3:55 pm - 9:52 pm
FNT
-
STL
6h 57m
1 stop
United Airlines Logo
7:45 am - 3:08 pm
STL
-
FNT
6h 23m
1 stop
$389United Airlines
Fri, Apr 3 - Tue, Apr 7
American Airlines Logo
5:36 am - 8:24 am
FNT
-
STL
3h 48m
1 stop
American Airlines Logo
12:27 pm - 7:03 pm
STL
-
FNT
5h 36m
1 stop
$400American Airlines
Tue, Apr 21 - Tue, Apr 21
United Airlines Logo
3:55 pm - 9:52 pm
FNT
-
STL
6h 57m
1 stop
United Airlines Logo
9:10 am - 3:08 pm
STL
-
FNT
4h 58m
1 stop
$401United Airlines
Mon, Apr 13 - Fri, Apr 17

American Airlines flights from Flint to St. Louis

Our best American Airlines deals on Flint to St. Louis flight tickets
American Airlines
Apr 24
FNT7:33 pmFlint Bishop
3h 44m
1 stop
STL10:17 pmLambert-St Louis
Apr 26
STL5:21 pmLambert-St Louis
5h 05m
1 stop
FNT11:26 pmFlint Bishop
$309
American Airlines
Apr 21
FNT12:59 pmFlint Bishop
11h 00m
2 stops
STL10:59 pmLambert-St Louis
Apr 25
STL4:30 pmLambert-St Louis
5h 56m
1 stop
FNT11:26 pmFlint Bishop
$314
American Airlines
Apr 10
FNT12:59 pmFlint Bishop
4h 42m
1 stop
STL4:41 pmLambert-St Louis
Apr 12
STL7:05 amLambert-St Louis
4h 24m
1 stop
FNT12:29 pmFlint Bishop
$339

United Airlines flights from Flint to St. Louis

Our best United Airlines deals on Flint to St. Louis flight tickets
United Airlines
Apr 3
FNT8:05 pmFlint Bishop
4h 06m
1 stop
STL11:11 pmLambert-St Louis
Apr 6
STL9:10 amLambert-St Louis
4h 58m
1 stop
FNT3:08 pmFlint Bishop
$319
United Airlines
Mar 31
FNT3:55 pmFlint Bishop
6h 13m
1 stop
STL9:08 pmLambert-St Louis
Apr 5
STL8:21 amLambert-St Louis
5h 47m
1 stop
FNT3:08 pmFlint Bishop
$359
United Airlines
Apr 18
FNT7:15 amFlint Bishop
6h 07m
1 stop
STL12:22 pmLambert-St Louis
Apr 22
STL7:45 amLambert-St Louis
6h 23m
1 stop
FNT3:08 pmFlint Bishop
$379

momondo Fare Finder

 
Customize your flight search to find flights from Flint 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, momondo users made 832,500 searches. Data last updated March 24, 2026.
Use the filters below to find and compare flights from Flint to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 4/24

7:33 pm-10:17 pm

1 stop3h 44m

Lambert-St Louis

Sun 4/26

5:21 pm-11:26 pm

1 stop5h 05m

$309

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Tue 4/21

12:59 pm-10:59 pm

2 stops11h 00m

Lambert-St Louis

Sat 4/25

4:30 pm-11:26 pm

1 stop5h 56m

$314

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 4/3

8:05 pm-11:11 pm

1 stop4h 06m

Lambert-St Louis

Mon 4/6

9:10 am-3:08 pm

1 stop4h 58m

$319

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 4/10

12:59 pm-4:41 pm

1 stop4h 42m

Lambert-St Louis

Sun 4/12

7:05 am-12:29 pm

1 stop4h 24m

$339

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 4/3

5:30 am-3:28 pm

2 stops10h 58m

Lambert-St Louis

Mon 4/6

6:00 am-11:55 am

1 stop4h 55m

$344

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Sat 5/9

5:36 am-1:22 pm

2 stops8h 46m

Lambert-St Louis

Thu 5/14

7:00 am-7:03 pm

2 stops11h 03m

$375

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Sat 4/18

7:15 am-12:22 pm

1 stop6h 07m

Lambert-St Louis

Wed 4/22

7:45 am-3:08 pm

1 stop6h 23m

$379

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 4/3

3:55 pm-9:52 pm

1 stop6h 57m

Lambert-St Louis

Tue 4/7

7:45 am-3:08 pm

1 stop6h 23m

$389

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Tue 4/21

5:36 am-8:24 am

1 stop3h 48m

Lambert-St Louis

Tue 4/21

12:27 pm-7:03 pm

1 stop5h 36m

$400

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Mon 4/13

3:55 pm-9:52 pm

1 stop6h 57m

Lambert-St Louis

Fri 4/17

9:10 am-3:08 pm

1 stop4h 58m

$401

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Flint 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

What is the typical price of a round-trip flight between Flint and St. Louis?

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

In general, August is the cheapest month to fly from Flint to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $246. The month of September is another great option to travel to St. Louis, with average flight prices from Flint averaging around $276.

When to book flights from Flint to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Flint to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Flint to St. Louis (FNT to STL) flight deals and tips

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

Fastest flight time

4h 03m

Direct flights

None
The fastest flight from Flint to St. Louis takes 4h 03m
There are no direct flights from Flint to St. Louis. There are no popular flight routes from Flint to St. Louis.
Search flight deals

  • How far is Flint Bishop to Lambert-St Louis by plane?

    Flint Bishop and Lambert-St Louis are 455.1 mi apart from one another. By plane, this route typically takes 4h 03m.

  • When did momondo last update prices for flights from Flint Bishop Airport to Lambert-St Louis Airport?

    Prices for flights from Flint Bishop Airport to Lambert-St Louis Airport refresh daily.

  • How many operators does momondo search for flights from Flint Bishop Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Flint Bishop 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 Flint Bishop Airport to Lambert-St Louis Airport.

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

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Flint to St. Louis?

Best airlines flying from Flint to St. Louis

Compare and see reviews for airlines that fly from Flint to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $228Free CancellationRating
7.4
9,469 reviews
Search United Airlines flights
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,492 reviews
Search American Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Collinsville
St. Peters
Wentzville
Alton
Fenton
Farmington
Clayton
Festus
Edwardsville
Eureka
Litchfield
Shrewsbury
Grafton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Flint to St. Louis for you.

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

Yes. All flights to St. Louis from Flint on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Flint to St. Louis.

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

Yes. momondo can track prices for Flint 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.

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