$150+ Cheap flights from Flint to St. Louis (FNT - STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — STL
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Flint to St. Louis with Cheapflights
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
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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 September 8, 2026.
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 September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:46 pm -
1 stop5h 29m
Sun 11/1511:35 am -
1 stop4h 26m
Deal found 9/5![American Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:31 pm -
1 stop3h 50m
Mon 10/55:36 pm -
1 stop5h 19m
Deal found 9/5![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:59 pm -
1 stop3h 45m
Wed 9/2311:01 am -
1 stop5h 28m
Deal found 9/4![American Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:36 pm -
1 stop4h 21m
Sun 10/1811:31 am -
1 stop4h 35m
Deal found 9/3![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:46 pm -
1 stop5h 29m
Sun 11/811:35 am -
1 stop4h 26m
Deal found 9/5![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/227:14 pm -
1 stop4h 08m
Sun 12/276:00 am -
1 stop5h 11m
Deal found 9/5![American Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:27 pm -
1 stop4h 13m
Tue 11/36:50 pm -
1 stop3h 46m
Deal found 9/6![United Airlines logo]()
$389
This deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:46 pm -
1 stop5h 29m
Sun 12/65:29 pm -
1 stop5h 06m
Deal found 9/5![American Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:59 pm -
1 stop3h 45m
Sat 9/195:18 pm -
1 stop6h 07m
Deal found 9/3![American Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:30 pm -
1 stop5h 29m
Mon 9/215:30 pm -
1 stop5h 21m
Deal found 9/4![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:24 am -
2 stops9h 34m
Mon 11/3011:14 am -
1 stop4h 54m
Deal found 9/7![American Airlines logo]()
$450
Best flights from Flint to St. LouisDiscover 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 September 8, 2026.
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 September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:21 am -
1 stop5h 26m
Mon 11/165:29 pm -
1 stop5h 21m
Deal found 9/5![American Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:27 pm -
1 stop4h 13m
Mon 11/306:50 pm -
1 stop3h 46m
Deal found 9/7![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:31 pm -
1 stop3h 50m
Mon 10/55:36 pm -
1 stop5h 19m
Deal found 9/5![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:36 pm -
1 stop4h 21m
Sun 10/1811:31 am -
1 stop4h 35m
Deal found 9/6![American Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:27 pm -
1 stop4h 13m
Tue 11/36:50 pm -
1 stop3h 46m
Deal found 9/3![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:27 pm -
1 stop5h 57m
Mon 11/161:08 pm -
1 stop3h 44m
Deal found 9/5![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:59 pm -
1 stop3h 45m
Wed 9/236:53 am -
2 stops9h 36m
Deal found 9/4![American Airlines logo]()
$430
Last-minute flights from Flint to St. LouisDiscover last-minute flight deals from Flint to St. Louis. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Flint to St. Louis. Data last updated September 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:30 pm -
1 stop4h 06m
Sun 9/205:30 pm -
1 stop5h 21m
Deal found 9/3![United Airlines logo]()
$519
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:59 pm -
1 stop3h 45m
Sat 9/195:18 pm -
1 stop6h 07m
Deal found 9/3![American Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:59 pm -
1 stop3h 45m
Wed 9/2311:01 am -
1 stop5h 28m
Deal found 9/4![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:30 pm -
1 stop5h 29m
Mon 9/215:30 pm -
1 stop5h 21m
Deal found 9/4![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:31 pm -
1 stop3h 50m
Mon 10/55:36 pm -
1 stop5h 19m
Deal found 9/5![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:36 pm -
1 stop4h 21m
Sun 10/1811:31 am -
1 stop4h 35m
Deal found 9/3![American Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:27 pm -
1 stop4h 13m
Tue 11/36:50 pm -
1 stop3h 46m
Deal found 9/3![United Airlines logo]()
$369
One-way flights from Flint to St. LouisSearch for one-way flight options from Flint to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Flint to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:02 pm -
2 stops26h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:00 am -
1 stop17h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$260
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:59 pm -
1 stop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am -
3 stops31h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$346
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
2 stops15h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:30 am -
3 stops59h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:31 pm -
2 stops30h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$548
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/299:00 am -
1 stop6h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$690
Find flight deals from Flint to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Flint (FNT) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (American Airlines) |
One-way from | $150 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $394 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated September 8, 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
Cheapest round-trip
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Sun 10/11
12:02 pm-1:21 pm
2 stops26h 19m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$150
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Wed 10/7
5:36 pm-8:57 pm
1 stop4h 21m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$264
Quickest round-trip
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Mon 9/28
5:59 pm-8:44 pm
1 stop3h 45m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$264
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Fri 11/13
6:21 am-10:47 am
1 stop5h 26m
Lambert-St Louis
Mon 11/16
5:29 pm-11:50 pm
1 stop5h 21m
$299
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Tue 11/24
6:27 pm-9:40 pm
1 stop4h 13m
Lambert-St Louis
Mon 11/30
6:50 pm-11:36 pm
1 stop3h 46m
$319
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Fri 10/2
6:31 pm-9:21 pm
1 stop3h 50m
Lambert-St Louis
Mon 10/5
5:36 pm-11:55 pm
1 stop5h 19m
$319
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Fri 10/16
5:36 pm-8:57 pm
1 stop4h 21m
Lambert-St Louis
Sun 10/18
11:31 am-5:06 pm
1 stop4h 35m
$334
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Mon 9/28
7:00 am-1:31 pm
3 stops31h 31m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$346
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Fri 10/30
6:27 pm-9:40 pm
1 stop4h 13m
Lambert-St Louis
Tue 11/3
6:50 pm-11:36 pm
1 stop3h 46m
$369
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Fri 11/13
6:27 pm-11:24 pm
1 stop5h 57m
Lambert-St Louis
Mon 11/16
1:08 pm-5:52 pm
1 stop3h 44m
$389
Showing 1-10 of 14 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
FNT-STL
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, November is the cheapest month in which you can book a flight from Flint to St. Louis (average of $253). Flying from Flint to St. Louis in July is currently the most expensive (average of $1,060). 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.
How much does it cost to fly round-trip from Flint to St. Louis?
Airfare is typical for this route at the moment.
Flint to St. Louis flights typically cost between $276 and $429 in November.The cheapest round-trip price found within the last 5 days was $299 on American Airlines (Nov 13-Nov 15).
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated September 8, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Flint to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
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Flint and St. Louis flights
Browse other Flint and St. Louis flight options. Last updated on September 8, 2026.
Other flights from Flint
Browse through other flights departing from Flint. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Top 2 airlines flying from Flint to St. Louis
Discover the top 2 airlines that operate flights from Flint to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$373 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$266 | Average$368 | FlexibilityNo cancel fee | On-time69% |