How long is the flight from St. Louis to Flint, Michigan?

A quick flight from St. Louis to Flint, Michigan can take about 5h 40m. United Airlines provides one of the quickest options available for as low as $269. There are 452 mi between St. Louis and Flint, Michigan. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from St. Louis to Flint, Michigan round-trip?

Our cheapest airline available from St. Louis to Flint, Michigan is American Airlines. Our recent data shows that you can find tickets from as low as $228 on this airline. This flight start at 40% lower than the current average price 3 months from now.

What is the cheapest day to fly from St. Louis to Flint, Michigan?

Travelers seeking maximum savings on their St. Louis to Flint, Michigan flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Flint, Michigan ranges from 1.3 - 3.5 inches per month. September is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Flint, Michigan when rainfall is around 1.3 in.

If weather is an important factor for your trip to Flint, Michigan, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest day to fly round-trip from St. Louis to Flint, Michigan?

Leaving on a Thursday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 1% on the overall cost on flights from St. Louis to Flint, Michigan.

What is the cheapest month to fly from St. Louis to Flint, Michigan?

September can be a great time to fly to Flint, Michigan from St. Louis with a flight ticket averaging about $382. Cheapflights users have found deals in the month of September for as cheap as $248. The most expensive prices can be found in the month of April.

What is the cheapest time of day to fly from STL to FNT?

It’s typically best to fly out from St. Louis to Flint, Michigan in the morning. Doing so could potentially save you 16% on the flight price compared to flying at noon, which is usually more expensive.

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

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

How can I find direct flights from St. Louis to Flint?

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

Can I find deals for business class flights from St. Louis to Flint?

Yes. Cheapflights offers flight deals from St. Louis to Flint by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$191+ Cheap Flights from St. Louis to Flint, MI

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Cheap flight deals from St. Louis to Flint

Round-trip from	$229 (United Airlines)
One-way from	$191 (United Airlines)
Popular in	April
Cheapest in	September
Average price	$248

From Lambert-St Louis to Flint Bishop

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One-way flight from Lambert-St Louis to Flint Bishop

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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($31 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 St. Louis to Flint

Cheapest flights from St. Louis to Flint
Explore the most affordable flight options available from St. Louis to Flint. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Fri 11/73:14 pmSTL - FNT

1 stop6h 16mUnited Airlines

Sun 11/92:15 pmFNT - STL

1 stop4h 24mUnited Airlines

Deal found 9/10

$229

Thu 9/187:23 amSTL - FNT

1 stop5h 40mAmerican Airlines

Sun 9/212:33 pmFNT - STL

1 stop6h 52mAmerican Airlines

Deal found 9/8

$269

Mon 9/159:17 amSTL - FNT

1 stop5h 51mUnited Airlines

Sat 9/202:05 pmFNT - STL

1 stop6h 22mUnited Airlines

Deal found 9/9

$279

Mon 9/158:23 amSTL - FNT

2 stops9h 32mAmerican Airlines

Sat 9/206:45 amFNT - STL

1 stop3h 41mAmerican Airlines

Deal found 9/9

$284

Sat 10/43:23 pmSTL - FNT

1 stop6h 06mUnited Airlines

Mon 10/67:00 amFNT - STL

1 stop6h 28mUnited Airlines

Deal found 9/10

$289

Sat 9/275:25 pmSTL - FNT

1 stop4h 43mAmerican Airlines

Wed 10/16:45 amFNT - STL

1 stop3h 41mAmerican Airlines

Deal found 9/9

$294

Fri 11/74:42 pmSTL - FNT

1 stop5h 21mAmerican Airlines

Sun 11/910:49 amFNT - STL

1 stop3h 51mAmerican Airlines

Deal found 9/9

$324

Thu 9/257:23 amSTL - FNT

1 stop5h 40mAmerican Airlines

Mon 9/292:33 pmFNT - STL

1 stop6h 52mAmerican Airlines

Deal found 9/9

$342

Sun 10/126:00 amSTL - FNT

1 stop3h 22mAmerican Airlines

Wed 10/158:08 pmFNT - STL

1 stop4h 46mAmerican Airlines

Deal found 9/9

$359

Best flights from St. Louis to Flint
Discover carefully curated flight deals from St. Louis to Flint that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Fri 11/73:14 pmSTL - FNT

1 stop6h 16mUnited Airlines

Sun 11/92:15 pmFNT - STL

1 stop4h 24mUnited Airlines

Deal found 9/10

$229

Sat 9/207:23 amSTL - FNT

1 stop5h 40mAmerican Airlines

Sun 9/217:25 pmFNT - STL

1 stop5h 23mAmerican Airlines

Deal found 9/11

$269

Thu 9/187:23 amSTL - FNT

1 stop5h 40mAmerican Airlines

Sun 9/212:33 pmFNT - STL

1 stop6h 52mAmerican Airlines

Deal found 9/8

$269

Mon 9/159:17 amSTL - FNT

1 stop5h 51mUnited Airlines

Sat 9/202:05 pmFNT - STL

1 stop6h 22mUnited Airlines

Deal found 9/9

$279

Mon 9/158:23 amSTL - FNT

2 stops9h 32mAmerican Airlines

Sat 9/206:45 amFNT - STL

1 stop3h 41mAmerican Airlines

Deal found 9/9

$284

Sat 10/46:30 amSTL - FNT

1 stop5h 56mUnited Airlines

Sun 10/57:00 amFNT - STL

1 stop6h 28mUnited Airlines

Deal found 9/10

$289

Sat 10/258:00 amSTL - FNT

1 stop4h 26mUnited Airlines

Mon 10/277:00 amFNT - STL

1 stop6h 28mUnited Airlines

Deal found 9/10

$289

Sat 9/275:25 pmSTL - FNT

1 stop4h 43mAmerican Airlines

Wed 10/17:25 pmFNT - STL

1 stop3h 28mAmerican Airlines

Deal found 9/8

$294

Thu 9/256:30 amSTL - FNT

1 stop5h 56mUnited Airlines

Mon 9/292:05 pmFNT - STL

1 stop6h 37mUnited Airlines

Deal found 9/10

$299

Last-minute flights from St. Louis to Flint
Discover last-minute flight deals from St. Louis to Flint. Data last updated September 11, 2025 and is based on user searches.

Mon 9/159:17 amSTL - FNT

1 stop5h 51mUnited Airlines

Sat 9/202:05 pmFNT - STL

1 stop6h 22mUnited Airlines

Deal found 9/9

$279

Mon 9/158:23 amSTL - FNT

2 stops9h 32mAmerican Airlines

Sat 9/206:45 amFNT - STL

1 stop3h 41mAmerican Airlines

Deal found 9/9

$284

Thu 9/187:23 amSTL - FNT

1 stop5h 40mAmerican Airlines

Sun 9/212:33 pmFNT - STL

1 stop6h 52mAmerican Airlines

Deal found 9/8

$269

Thu 9/257:23 amSTL - FNT

1 stop5h 40mAmerican Airlines

Mon 9/292:33 pmFNT - STL

1 stop6h 52mAmerican Airlines

Deal found 9/9

$342

Sat 9/275:25 pmSTL - FNT

1 stop4h 43mAmerican Airlines

Wed 10/16:45 amFNT - STL

1 stop3h 41mAmerican Airlines

Deal found 9/9

$294

Sat 10/43:23 pmSTL - FNT

1 stop6h 06mUnited Airlines

Mon 10/67:00 amFNT - STL

1 stop6h 28mUnited Airlines

Deal found 9/10

$289

Sun 10/126:00 amSTL - FNT

1 stop3h 22mAmerican Airlines

Wed 10/158:08 pmFNT - STL

1 stop4h 46mAmerican Airlines

Deal found 9/9

$359

One-way flights from St. Louis to Flint
Search for one-way flight options from St. Louis to Flint. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Sat 10/43:23 pmSTL - FNT

1 stop6h 06mUnited Airlines

Deal found 9/10

$191

Sat 10/49:57 amSTL - FNT

2 stops7h 58mAmerican Airlines

Deal found 9/10

$196

Sat 10/47:55 pmSTL - FNT

3 stops39h 53mMultiple Airlines

Deal found 9/10

$201

Wed 9/248:10 amSTL - FNT

1 stop4h 15mUnited Airlines

Deal found 9/10

$253

Sun 9/215:30 pmSTL - FNT

1 stop4h 00mUnited Airlines

Deal found 9/10

$300

Fly from

Fly to

Route

Depart

Return

Price

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Fri 11/7

3:14 pm-10:30 pm

1 stop6h 16m

Flint Bishop

Sun 11/9

2:15 pm-5:39 pm

1 stop4h 24m

$229

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Sat 9/20

7:23 am-2:03 pm

1 stop5h 40m

Flint Bishop

Sun 9/21

7:25 pm-11:48 pm

1 stop5h 23m

$269

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Thu 9/18

7:23 am-2:03 pm

1 stop5h 40m

Flint Bishop

Sun 9/21

2:33 pm-8:25 pm

1 stop6h 52m

$269

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Mon 9/15

9:17 am-4:08 pm

1 stop5h 51m

Flint Bishop

Sat 9/20

2:05 pm-7:27 pm

1 stop6h 22m

$279

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Mon 9/15

8:23 am-6:55 pm

2 stops9h 32m

Flint Bishop

Sat 9/20

6:45 am-9:26 am

1 stop3h 41m

$284

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Sat 10/4

6:30 am-1:26 pm

1 stop5h 56m

Flint Bishop

Sun 10/5

7:00 am-12:28 pm

1 stop6h 28m

$289

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Sat 10/25

8:00 am-1:26 pm

1 stop4h 26m

Flint Bishop

Mon 10/27

7:00 am-12:28 pm

1 stop6h 28m

$289

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Sat 9/27

5:25 pm-11:08 pm

1 stop4h 43m

Flint Bishop

Wed 10/1

7:25 pm-9:53 pm

1 stop3h 28m

$294

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Thu 9/25

6:30 am-1:26 pm

1 stop5h 56m

Flint Bishop

Mon 9/29

2:05 pm-7:42 pm

1 stop6h 37m

$299

St. LouisFlint

STL - FNT

STLFNT

Lambert-St Louis

Sat 10/4

3:23 pm-10:29 pm

1 stop6h 06m

$191

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 14 results

Best time to book a flight from St. Louis to Flint

Have a flexible travel schedule? Discover the best time to fly to Flint 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Flint

What is the cheapest month to book a flight from St. Louis to Flint, Michigan?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Flint, Michigan (average of $292). Flying from St. Louis to Flint, Michigan in December is currently the most expensive (average of $422). 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 Flint

Read through reviews of airlines operating flights from St. Louis to Flint, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

How long is the flight from St. Louis to Flint, Michigan?
A quick flight from St. Louis to Flint, Michigan can take about 5h 40m. United Airlines provides one of the quickest options available for as low as $269. There are 452 mi between St. Louis and Flint, Michigan. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What is the cheapest airline to fly from St. Louis to Flint, Michigan round-trip?
Our cheapest airline available from St. Louis to Flint, Michigan is American Airlines. Our recent data shows that you can find tickets from as low as $228 on this airline. This flight start at 40% lower than the current average price 3 months from now.
Can I find deals for flights from St. Louis to Flint that include hotel bookings?
Yes. In addition to deals on St. Louis to Flint flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Flint?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Flint.
Can I find deals for business class flights from St. Louis to Flint?
Yes. Cheapflights offers flight deals from St. Louis to Flint 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 St. Louis to Flint, Michigan?
Currently, August is the cheapest month in which you can book a flight from St. Louis to Flint, Michigan (average of $292). Flying from St. Louis to Flint, Michigan in December is currently the most expensive (average of $422). 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

Birch Run

Grand Blanc

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Top airline flying from St. Louis to Flint

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$228	Average$288	FlexibilityNo cancel fee	On-time71%

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$191+ Cheap flights from St. Louis to Flint, MI (STL - FNT)

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Flint with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Flint

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Flint

Cheapest flights from St. Louis to FlintExplore the most affordable flight options available from St. Louis to Flint. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from St. Louis to Flint. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Flint that are best for you.

Best time to book a flight from St. Louis to Flint

Have a flexible travel schedule? Discover the best time to fly to Flint from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Flint

What is the cheapest month to book a flight from St. Louis to Flint, Michigan?

Reviews of airlines servicing Flint

Read through reviews of airlines operating flights from St. Louis to Flint, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Flint. 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 Flint, Michigan?

What is the cheapest airline to fly from St. Louis to Flint, Michigan round-trip?

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

How can I find direct flights from St. Louis to Flint?

Can I find deals for business class flights from St. Louis to Flint?

What is the cheapest month to book a flight from St. Louis to Flint, Michigan?

Traveling to a place near Flint?

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Alternative routes for St. Louis to Flint

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from St. Louis to Flint

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Cheapest flights from St. Louis to Flint
Explore the most affordable flight options available from St. Louis to Flint. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.