What are the cheapest airlines flying from Flint to St. Louis round-trip?

Flying on American Airlines is currently your cheapest option to St. Louis, with prices starting at $239. Another option worth looking into is United Airlines, starting at $329 round trip. Users have found that American Airlines is 40% cheaper than the other options available to this destination.

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

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

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

Leaving on a Friday 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 73% on the overall cost on flights from Flint to St. Louis.

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

November can be a great time to fly to St. Louis from Flint with a flight ticket averaging about $401. Cheapflights users have found deals in the month of November for as cheap as $230. The most expensive prices can be found in the month of January.

Most accurate provider : When it comes to deals on Flint-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flint-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flint-St. Louis flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Flint-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 Flint-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Flint 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.

$170+ Flights from Flint to St. Louis

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Flint to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$239 (American Airlines)
One-way from	$170 (American Airlines)
Popular in	January
Cheapest in	November
Average price	$501

Provider with most accurate pricing for Flint Bishop-Lambert-St Louis flight deals.

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Provider most trusted by Cheapflights users for Flint Bishop-Lambert-St Louis flights.

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From Flint Bishop to Lambert-St Louis

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

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($72 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($33 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Flint to St. Louis

Cheapest flights from Flint to St. Louis
Explore the most affordable flight options available from Flint to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Wed 4/164:13 pmFNT - STL

1 stop6h 59mAmerican Airlines

Sun 4/2010:17 amSTL - FNT

1 stop4h 17mAmerican Airlines

Deal found 4/1

$239

Sat 4/197:15 amFNT - STL

1 stop6h 05mUnited Airlines

Fri 5/21:10 pmSTL - FNT

1 stop6h 06mUnited Airlines

Deal found 4/1

$329

Sun 5/47:24 pmFNT - STL

2 stops24h 17mMultiple Airlines

Thu 5/810:10 amSTL - FNT

2 stops28h 23mMultiple Airlines

Deal found 4/1

$378

Best flights from Flint to St. Louis
Discover carefully curated flight deals from Flint to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2025.

Wed 4/164:13 pmFNT - STL

1 stop6h 59mAmerican Airlines

Sun 4/2010:17 amSTL - FNT

1 stop4h 17mAmerican Airlines

Deal found 4/1

$239

Sat 4/197:15 amFNT - STL

1 stop6h 05mUnited Airlines

Fri 5/21:10 pmSTL - FNT

1 stop6h 06mUnited Airlines

Deal found 4/1

$329

Sun 5/47:24 pmFNT - STL

2 stops24h 17mMultiple Airlines

Thu 5/810:10 amSTL - FNT

2 stops28h 23mMultiple Airlines

Deal found 4/1

$378

Last-minute flights from Flint to St. Louis
Discover last-minute flight deals from Flint to St. Louis. Data last updated April 2, 2025 and is based on user searches.

Wed 4/94:46 pmFNT - STL

1 stop24h 01mUnited Airlines

Sun 4/134:20 pmSTL - FNT

2 stops19h 46mUnited Airlines

Deal found 4/1

$1,224

Thu 4/105:45 amFNT - STL

1 stop6h 39mAmerican Airlines

Sat 4/123:29 pmSTL - FNT

1 stop6h 23mAmerican Airlines

Deal found 4/1

$269

Thu 4/107:00 amFNT - STL

3 stops36h 41mMultiple Airlines

Sat 4/126:45 pmSTL - FNT

2 stops27h 54mMultiple Airlines

Deal found 4/1

$497

Wed 4/164:13 pmFNT - STL

1 stop6h 59mAmerican Airlines

Sun 4/2010:17 amSTL - FNT

1 stop4h 17mAmerican Airlines

Deal found 4/1

$239

Sat 4/197:15 amFNT - STL

1 stop6h 05mUnited Airlines

Fri 5/21:10 pmSTL - FNT

1 stop6h 06mUnited Airlines

Deal found 4/1

$329

Sun 5/47:24 pmFNT - STL

2 stops24h 17mMultiple Airlines

Thu 5/810:10 amSTL - FNT

2 stops28h 23mMultiple Airlines

Deal found 4/1

$378

One-way flights from Flint to St. Louis
Search for one-way flight options from Flint to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 2, 2025.

Fri 5/25:45 amFNT - STL

1 stop4h 52mAmerican Airlines

Deal found 4/1

$170

Thu 4/102:30 pmFNT - STL

2 stops29h 11mMultiple Airlines

Deal found 4/1

$180

Cheapflights Fare Finder

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

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Wed 4/16

4:13 pm-10:12 pm

1 stop6h 59m

Lambert-St Louis

Sun 4/20

10:17 am-3:34 pm

1 stop4h 17m

$239

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Sat 4/19

7:15 am-12:20 pm

1 stop6h 05m

Lambert-St Louis

Fri 5/2

1:10 pm-8:16 pm

1 stop6h 06m

$329

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Sun 5/4

7:24 pm-6:41 pm

2 stops24h 17m

Lambert-St Louis

Thu 5/8

10:10 am-3:33 pm

2 stops28h 23m

$378

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Fri 5/2

5:45 am-9:37 am

1 stop4h 52m

$170

FlintSt. Louis

FNT - STL

FNTSTL

Flint Bishop

Thu 4/10

2:30 pm-6:41 pm

2 stops29h 11m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Compare providers for flights from Flint to St. Louis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Flint to St. Louis in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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 Flint-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flint-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flint-St. Louis flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Flint-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 Flint-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 Flint to St. Louis

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

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

Currently, August is the cheapest month in which you can book a flight from Flint to St. Louis (average of $311). Flying from Flint 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.

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

When flying from Flint to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 24% versus a flight at noon.

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

See what other customers who have flown with United Airlines and American Airlines from Flint to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,616 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,616 reviews

United Airlines

7.4

Good

8,616 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,616 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What are the cheapest airlines flying from Flint to St. Louis round-trip?
Flying on American Airlines is currently your cheapest option to St. Louis, with prices starting at $239. Another option worth looking into is United Airlines, starting at $329 round trip. Users have found that American Airlines is 40% cheaper than the other options available to this destination.
Can I find deals for flights from Flint to St. Louis that include hotel bookings?
Yes. In addition to deals on Flint to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Flint to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Flint to St. Louis.
Can I find deals for business class flights from Flint to St. Louis?
Yes. Cheapflights offers flight deals from Flint 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 Flint to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Flint to St. Louis (average of $311). Flying from Flint 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

Fenton

Maryland Heights

Fairview Heights

Collinsville

Wentzville

Eureka

St. Peters

Festus

Glencoe

Alton

Farmington

Chesterfield

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Flint to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$238	Average$354	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$258	Average$372	FlexibilityNo cancel fee	On-time69%

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$170+ Cheap flights from Flint to St. Louis (FNT - STL)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Flint to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Flint to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Flint to St. Louis

Cheapest flights from Flint to St. LouisExplore the most affordable flight options available from Flint to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Explore the most affordable flight options available from Flint to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Flint 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 Flint to St. Louis in April.

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

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Flint to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Louis

See what other customers who have flown with United Airlines and American Airlines from Flint to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Flint to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Flint to St. Louis round-trip?

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

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

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

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

Traveling to a place near Flint?

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Alternative routes for Flint to St. Louis

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

Top 2 airlines flying from Flint to St. Louis

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Cheapest flights from Flint to St. Louis
Explore the most affordable flight options available from Flint to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.