HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$129+ Cheap flights from Fresno to St. Louis (FAT - 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — STL
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Fresno 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 Fresno to St. Louis

Cheapest flights from Fresno to St. Louis
Explore the most affordable flight options available from Fresno to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/23. 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 2/226:40 pm
FAT
-
STL
2 stops23h 22m
Multiple Airlines
Sun 3/110:11 pm
STL
-
FAT
1 stop12h 56m
Multiple Airlines
Deal found 1/23$216
This American Airlines deal was found by Cheapflights users on 1/23. 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 2/174:31 pm
FAT
-
STL
1 stop5h 28m
American Airlines
Tue 2/247:58 am
STL
-
FAT
1 stop6h 17m
American Airlines
Deal found 1/23$257
This Kiwi.com deal was found by Cheapflights users on 1/22. 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.
Thu 1/295:43 pm
FAT
-
STL
1 stop25h 05m
Multiple Airlines
Sun 2/19:32 pm
STL
-
FAT
1 stop24h 56m
Multiple Airlines
Deal found 1/22$282
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 1/286:09 pm
FAT
-
STL
1 stop24h 57m
Multiple Airlines
Sun 2/19:32 pm
STL
-
FAT
1 stop24h 56m
Multiple Airlines
Deal found 1/23$288
This American Airlines deal was found by Cheapflights users on 1/22. 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 3/256:05 am
FAT
-
STL
1 stop7h 23m
American Airlines
Wed 4/12:31 pm
STL
-
FAT
1 stop7h 22m
American Airlines
Deal found 1/22$296
This Southwest deal was found by Cheapflights users on 1/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1712:25 pm
FAT
-
STL
1 stop7h 15m
Southwest
Tue 2/2412:55 pm
STL
-
FAT
2 stops8h 45m
Southwest
Deal found 1/22$298
This American Airlines deal was found by Cheapflights users on 1/22. 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 2/214:31 pm
FAT
-
STL
1 stop5h 28m
American Airlines
Tue 2/247:00 am
STL
-
FAT
2 stops11h 01m
American Airlines
Deal found 1/22$315
This American Airlines deal was found by Cheapflights users on 1/22. 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 2/244:31 pm
FAT
-
STL
1 stop5h 28m
American Airlines
Fri 2/274:13 pm
STL
-
FAT
1 stop8h 40m
American Airlines
Deal found 1/22$316
This Delta deal was found by Cheapflights users on 1/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:10 pm
FAT
-
STL
1 stop5h 11m
Delta
Thu 4/162:22 pm
STL
-
FAT
1 stop9h 04m
Delta
Deal found 1/23$323
This Delta deal was found by Cheapflights users on 1/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:49 am
FAT
-
STL
1 stop5h 58m
Delta
Fri 4/242:22 pm
STL
-
FAT
1 stop9h 04m
Delta
Deal found 1/22$326

Find flight deals from Fresno to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Fresno (FAT) 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 January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$216
(Kiwi.com)

One-way from

$129
(American Airlines)

Popular in

July

Cheapest in

August

Average price

$378
Provider with most accurate pricing for Fresno Airterminal-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Fresno Airterminal-Lambert-St Louis flights.
Search Deals
From Fresno Airterminal to Lambert-St Louis
Search Deals
One-way flight from Fresno Airterminal to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fresno 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 2,558,603 searches. Data last updated January 24, 2026.
Use the filters below to find and compare flights from Fresno to St. Louis that are best for you.

Fly from

Fresno

Fly to

St. Louis

Route

Depart

Return

Price

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Sun 2/22

6:40 pm-8:02 pm

2 stops23h 22m

Lambert-St Louis

Sun 3/1

10:11 pm-9:07 am

1 stop12h 56m

$216

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 2/17

4:31 pm-11:59 pm

1 stop5h 28m

Lambert-St Louis

Tue 2/24

7:58 am-12:15 pm

1 stop6h 17m

$257

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Thu 1/29

5:43 pm-8:48 pm

1 stop25h 05m

Lambert-St Louis

Sun 2/1

9:32 pm-8:28 pm

1 stop24h 56m

$282

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Wed 1/28

6:09 pm-9:06 pm

1 stop24h 57m

Lambert-St Louis

Sun 2/1

9:32 pm-8:28 pm

1 stop24h 56m

$288

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 2/17

12:25 pm-9:40 pm

1 stop7h 15m

Lambert-St Louis

Tue 2/24

12:55 pm-7:40 pm

2 stops8h 45m

$298

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Sat 2/21

4:31 pm-11:59 pm

1 stop5h 28m

Lambert-St Louis

Tue 2/24

7:00 am-4:01 pm

2 stops11h 01m

$315

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 2/24

6:04 am-8:26 pm

2 stops12h 22m

Lambert-St Louis

Fri 2/27

2:45 pm-8:58 pm

1 stop8h 13m

$321

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 4/7

6:00 am-1:17 pm

1 stop5h 17m

Lambert-St Louis

Thu 4/16

2:22 pm-9:26 pm

1 stop9h 04m

$323

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 4/21

9:49 am-5:47 pm

1 stop5h 58m

Lambert-St Louis

Fri 4/24

2:22 pm-9:26 pm

1 stop9h 04m

$326

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 3/31

6:05 am-3:28 pm

1 stop7h 23m

Lambert-St Louis

Sun 4/5

7:58 am-12:15 pm

1 stop6h 17m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 13 results
1
2

Compare providers for flights from Fresno 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 Fresno to St. Louis in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
Trip.comPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

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

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

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

Currently, March is the cheapest month in which you can book a flight from Fresno to St. Louis (average of $189). Flying from Fresno to St. Louis in June 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.

How much does it cost to fly round-trip from Fresno to St. Louis?

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 January 24, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Fresno to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,110 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,194 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,192 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Fresno to St. Louis. 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 Fresno to St. Louis?

    Departing from Fresno to St. Louis will take you 5h 28m. Fresno and St. Louis are separated by a distance of 1601 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Fresno to St. Louis is Delta. Our recent data shows that you can find tickets from as low as $168 on this airline. Additional options worth looking into are American Airlines and Southwest, starting at $318 and $330 round-trip. Users have found that Delta is 60% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Fresno to St. Louis one-way?

    The cheapest airlines for a one-way flight from Fresno to St. Louis are Delta ($139), American Airlines ($140), and United Airlines ($160).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fresno 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 Fresno to St. Louis?

    Currently, March is the cheapest month in which you can book a flight from Fresno to St. Louis (average of $189). Flying from Fresno to St. Louis in June 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Fresno to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Kansas City flights
San Francisco to Kansas City flights
Los Angeles to St. Louis flights
San Francisco to St. Louis flights
San Diego to Kansas City flights
Santa Ana to Kansas City flights
Ontario to Kansas City flights
Burbank to Kansas City flights
Ontario to St. Louis flights
Santa Ana to St. Louis flights
Oakland to Kansas City flights
San Diego to St. Louis flights
San Jose to Kansas City flights
Los Angeles to Springfield flights
Sacramento to St. Louis flights
Las Vegas to St. Louis flights
Sacramento to Kansas City flights
Las Vegas to Kansas City flights
Burbank to St. Louis flights
San Jose to St. Louis flights
Ontario to Springfield flights
Sacramento to Springfield flights
Oakland to St. Louis flights
Long Beach to St. Louis flights
Long Beach to Kansas City flights
Santa Ana to Springfield flights
Reno to Kansas City flights
San Jose to Springfield flights
San Diego to Springfield flights
Burbank to Springfield flights
San Francisco to Springfield flights
Fresno to Kansas City flights
Monterey to St. Louis flights
Las Vegas to Springfield flights
Bakersfield to St. Louis flights
Palm Springs to St. Louis flights
Ontario to Joplin flights
Palm Springs to Springfield flights
Los Angeles to Columbia flights
Arcata to Branson flights
Reno to Springfield flights
San Luis Obispo to Kansas City flights
Reno to St. Louis flights
Santa Barbara to St. Louis flights
Santa Barbara to Kansas City flights
Palm Springs to Kansas City flights
Fresno to Springfield flights
Sacramento to Columbia flights
Santa Rosa to St. Louis flights

Top 4 airlines flying from Fresno to St. Louis

Discover the top 4 airlines that operate flights from Fresno 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 2,558,603 searches. Data last updated January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$168Average$387FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$318Average$432FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$330Average$466FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$356Average$480FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.