$182 Cheap Flights from Fresno (FAT) to St. Louis (STL)

View $182 flight on Tue, Dec 16, 2025Opens in a new window

Popular airlines from Fresno Yosemite Intl. Airport (FAT) to St. Louis Lambert Intl. Airport (STL)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Fresno to St. Louis (FAT-STL)

Prices were available within the past 7 days and start at $182 for one-way flights and $320 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Oct 11 - Sat, Oct 25
FAT
Fresno
STL
St. Louis
$320 Roundtrip, found 4 days ago
$320
Roundtrip
found 4 days ago
Select United flight, departing Sat, Oct 11 from Fresno to St. Louis, returning Sat, Oct 25, priced at $320 found 4 days ago
American Airlines
Fri, Oct 10 - Sat, Oct 25
FAT
Fresno
STL
St. Louis
$330 Roundtrip, found 4 days ago
$330
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Oct 10 from Fresno to St. Louis, returning Sat, Oct 25, priced at $330 found 4 days ago
Delta
Wed, Oct 29 - Tue, Nov 18
FAT
Fresno
STL
St. Louis
$337 Roundtrip, found 1 day ago
$337
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 29 from Fresno to St. Louis, returning Tue, Nov 18, priced at $337 found 1 day ago
American Airlines
Fri, Oct 10 - Sat, Oct 25
FAT
Fresno
STL
St. Louis
$340 Roundtrip, found 4 days ago
$340
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Oct 10 from Fresno to St. Louis, returning Sat, Oct 25, priced at $340 found 4 days ago
Delta
Wed, Oct 15 - Tue, Nov 4
FAT
Fresno
STL
St. Louis
$342 Roundtrip, found 1 day ago
$342
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 15 from Fresno to St. Louis, returning Tue, Nov 4, priced at $342 found 1 day ago
Southwest Airlines
Wed, Nov 12 - Sat, Nov 15
FAT
Fresno
STL
St. Louis
$343 Roundtrip, found 4 days ago
$343
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Nov 12 from Fresno to St. Louis, returning Sat, Nov 15, priced at $343 found 4 days ago
Southwest Airlines
Tue, Dec 30 - Wed, Jan 7
FAT
Fresno
STL
St. Louis
$345 Roundtrip, found 5 days ago
$345
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Dec 30 from Fresno to St. Louis, returning Wed, Jan 7, priced at $345 found 5 days ago
Southwest Airlines
Tue, Dec 30 - Wed, Jan 7
FAT
Fresno
STL
St. Louis
$347 Roundtrip, found 5 days ago
$347
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Dec 30 from Fresno to St. Louis, returning Wed, Jan 7, priced at $347 found 5 days ago
Southwest Airlines
Wed, Nov 12 - Sat, Nov 15
FAT
Fresno
STL
St. Louis
$349 Roundtrip, found 4 days ago
$349
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Nov 12 from Fresno to St. Louis, returning Sat, Nov 15, priced at $349 found 4 days ago
Hawaiian Airlines
Sat, Oct 18 - Tue, Nov 4
FAT
Fresno
STL
St. Louis
$359 Roundtrip, found 1 day ago
$359
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Oct 18 from Fresno to St. Louis, returning Tue, Nov 4, priced at $359 found 1 day ago

Find the cheapest month to fly from Fresno (FAT) to St. Louis (STL)

August is typically the cheapest month to fly

From $221 - $745 per traveler.

Frequently asked questions

How much does a flight from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL) cost?
Secure a cheap one-way flight from $182 or cheap return flight from $320 from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL)?
October is the most affordable month to fly from FAT to STL. Traveling during an off-peak travel window is often the key to scoring lower fares.
What is the cheapest airline that flies from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from FAT to STL. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL)?
You'll need to take a flight with a layover if you're traveling from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from FAT to STL?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL)?
To arrive at Lambert-St. Louis Intl. Airport (STL) on schedule, choose a flight that leaves from Fresno Yosemite Intl. Airport (FAT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from FAT to STL are generally more expensive. For the best rates, start searching for flights well ahead of time. That being said, if you're flexible with your travel plans, you may land a cheap ticket right before your journey.
Is it cheaper to book a FAT to STL flight and hotel package?
You'll typically save money by securing a FAT to STL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your preferred flights and accommodations, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Fresno Yosemite Intl. Airport (FAT) to Lambert-St. Louis Intl. Airport (STL)?
In most cases, you can reschedule or cancel your FAT to STL flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want more details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Fresno Yosemite Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$320
Distance
1602 mi

Book with confidence

Book with confidence

Fresno to St. Louis Flights

The cheapest times to fly from Fresno to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Fresno to St. Louis are during the month of October. You can find some of the cheapest flights from Fresno to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Fresno to St. Louis

Sunday is one of the best days to book for cheap flights from Fresno to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Fresno to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Fresno to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $182 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Fresno to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Fresno to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Fresno to St. Louis Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.