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Cheap flights from Flint to St. Louis from $243

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Flint to St. Louis departing on 5/23. 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
5:30 am - 8:32 am
FNT
-
STL
4h 02m
1 stop
American Airlines Logo
8:02 pm - 12:43 am
STL
-
FNT
3h 41m
1 stop
$289American Airlines
Fri, May 29 - Sat, May 30
American Airlines Logo
5:30 am - 8:32 am
FNT
-
STL
4h 02m
1 stop
American Airlines Logo
5:25 am - 5:09 pm
STL
-
FNT
10h 44m
2 stops
$294American Airlines
Fri, May 29 - Sat, May 30
Multiple Airlines Logo
4:48 pm - 5:33 pm
FNT
-
STL
25h 45m
2 stops
Multiple Airlines Logo
11:38 am - 10:59 pm
STL
-
FNT
10h 21m
1 stop
$299Multiple Airlines
Mon, Jun 1 - Mon, Jun 8
United Airlines Logo
6:30 am - 12:11 pm
FNT
-
STL
6h 41m
1 stop
United Airlines Logo
7:22 am - 1:24 pm
STL
-
FNT
5h 02m
1 stop
$304United Airlines
Fri, May 22 - Sun, May 24
American Airlines Logo
5:39 pm - 8:30 pm
FNT
-
STL
3h 51m
1 stop
American Airlines Logo
7:30 am - 5:09 pm
STL
-
FNT
8h 39m
2 stops
$309American Airlines
Fri, May 22 - Sun, May 24
United Airlines Logo
6:25 am - 12:11 pm
FNT
-
STL
6h 46m
1 stop
United Airlines Logo
6:00 am - 1:23 pm
STL
-
FNT
6h 23m
1 stop
$317United Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
5:36 am - 8:25 am
FNT
-
STL
3h 49m
1 stop
American Airlines Logo
8:02 pm - 12:43 am
STL
-
FNT
3h 41m
1 stop
$319American Airlines
Tue, May 19 - Sat, May 23
American Airlines Logo
5:36 am - 2:33 pm
FNT
-
STL
9h 57m
2 stops
American Airlines Logo
8:02 pm - 12:43 am
STL
-
FNT
3h 41m
1 stop
$324American Airlines
Tue, May 19 - Sat, May 23
United Airlines Logo
6:25 am - 12:11 pm
FNT
-
STL
6h 46m
1 stop
United Airlines Logo
6:00 am - 1:46 pm
STL
-
FNT
6h 46m
1 stop
$355United Airlines
Thu, Jun 18 - Sun, Jun 21
United Airlines Logo
2:25 pm - 7:23 pm
FNT
-
STL
5h 58m
1 stop
United Airlines Logo
6:00 am - 1:24 pm
STL
-
FNT
6h 24m
1 stop
$374United Airlines
Sat, May 23 - Mon, May 25

American Airlines flights from Flint to St. Louis

Our best American Airlines deals on Flint to St. Louis flight tickets
American Airlines
May 29
FNT5:30 amFlint Bishop
4h 02m
1 stop
STL8:32 amLambert-St Louis
May 30
STL8:02 pmLambert-St Louis
3h 41m
1 stop
FNT12:43 amFlint Bishop
$289
American Airlines
May 29
FNT5:30 amFlint Bishop
4h 02m
1 stop
STL8:32 amLambert-St Louis
May 30
STL5:25 amLambert-St Louis
10h 44m
2 stops
FNT5:09 pmFlint Bishop
$294
American Airlines
May 22
FNT5:39 pmFlint Bishop
3h 51m
1 stop
STL8:30 pmLambert-St Louis
May 24
STL7:30 amLambert-St Louis
8h 39m
2 stops
FNT5:09 pmFlint Bishop
$309

United Airlines flights from Flint to St. Louis

Our best United Airlines deals on Flint to St. Louis flight tickets
United Airlines
May 22
FNT6:30 amFlint Bishop
6h 41m
1 stop
STL12:11 pmLambert-St Louis
May 24
STL7:22 amLambert-St Louis
5h 02m
1 stop
FNT1:24 pmFlint Bishop
$304
United Airlines
Jul 21
FNT6:25 amFlint Bishop
6h 46m
1 stop
STL12:11 pmLambert-St Louis
Jul 28
STL6:00 amLambert-St Louis
6h 23m
1 stop
FNT1:23 pmFlint Bishop
$317
United Airlines
Jun 18
FNT6:25 amFlint Bishop
6h 46m
1 stop
STL12:11 pmLambert-St Louis
Jun 21
STL6:00 amLambert-St Louis
6h 46m
1 stop
FNT1:46 pmFlint Bishop
$355

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 May 6, 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

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 5/29

5:30 am-8:32 am

1 stop4h 02m

Lambert-St Louis

Sat 5/30

8:02 pm-12:43 am

1 stop3h 41m

$289

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 5/29

5:30 am-8:32 am

1 stop4h 02m

Lambert-St Louis

Sat 5/30

5:25 am-5:09 pm

2 stops10h 44m

$294

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Mon 6/1

4:48 pm-5:33 pm

2 stops25h 45m

Lambert-St Louis

Mon 6/8

11:38 am-10:59 pm

1 stop10h 21m

$299

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 5/22

6:30 am-12:11 pm

1 stop6h 41m

Lambert-St Louis

Sun 5/24

7:22 am-1:24 pm

1 stop5h 02m

$304

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 5/22

5:39 pm-8:30 pm

1 stop3h 51m

Lambert-St Louis

Sun 5/24

7:30 am-5:09 pm

2 stops8h 39m

$309

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Tue 7/21

6:25 am-12:11 pm

1 stop6h 46m

Lambert-St Louis

Tue 7/28

6:00 am-1:23 pm

1 stop6h 23m

$317
Quickest round-trip

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Tue 5/19

5:36 am-8:25 am

1 stop3h 49m

Lambert-St Louis

Sat 5/23

8:02 pm-12:43 am

1 stop3h 41m

$319

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Tue 5/19

5:36 am-2:33 pm

2 stops9h 57m

Lambert-St Louis

Sat 5/23

8:02 pm-12:43 am

1 stop3h 41m

$324

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Thu 6/18

6:25 am-12:11 pm

1 stop6h 46m

Lambert-St Louis

Sun 6/21

6:00 am-1:46 pm

1 stop6h 46m

$355

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Sat 5/23

2:25 pm-7:23 pm

1 stop5h 58m

Lambert-St Louis

Mon 5/25

6:00 am-1:24 pm

1 stop6h 24m

$374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 21m

Direct flights

None
The fastest flight from Flint to St. Louis takes 4h 21m
There are no direct flights from Flint to St. Louis. There are no popular flight routes from Flint to St. Louis.
Search flight deals

Frequently asked questions about flying from Flint to St. Louis

  • 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 21m.

  • 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
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights
United AirlinesPriceFrom $266Free CancellationRating
7.4
9,683 reviews
Search United 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
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Festus
Clayton
Eureka
Litchfield
Edwardsville
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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