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Cheap flights from Fresno to St. Louis from $137

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Fresno to St. Louis departing on 2/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Fresno to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:34 pm - 1:54 pm
FAT
-
STL
19h 20m1 stop
Alaska Airlines Logo
2:50 pm - 10:08 pm
STL
-
FAT
9h 18m1 stop
$273Alaska Airlines
Tue, Jan 27 - Tue, Feb 3
Southwest Logo
3:10 pm - 10:20 pm
FAT
-
STL
5h 10m1 stop
Southwest Logo
6:00 am - 10:25 am
STL
-
FAT
6h 25m1 stop
$274Southwest
Wed, Feb 4 - Wed, Feb 11
Southwest Logo
8:00 am - 5:10 pm
FAT
-
STL
7h 10m1 stop
Southwest Logo
10:35 am - 2:30 pm
STL
-
FAT
5h 55m1 stop
$275Southwest
Tue, Feb 10 - Tue, Mar 3
Southwest Logo
6:00 am - 2:50 pm
FAT
-
STL
6h 50m1 stop
Southwest Logo
6:20 am - 1:35 pm
STL
-
FAT
9h 15m2 stops
$279Southwest
Wed, Feb 4 - Wed, Feb 11
Southwest Logo
3:10 pm - 10:20 pm
FAT
-
STL
5h 10m1 stop
Southwest Logo
2:15 pm - 8:55 pm
STL
-
FAT
8h 40m2 stops
$280Southwest
Tue, Feb 10 - Tue, Mar 3
Delta Logo
12:25 pm - 9:38 pm
FAT
-
STL
7h 13m1 stop
Delta Logo
9:59 am - 9:42 pm
STL
-
FAT
13h 43m2 stops
$282Delta
Tue, Jan 27 - Tue, Feb 3
Southwest Logo
6:00 am - 4:35 pm
FAT
-
STL
8h 35m2 stops
Southwest Logo
12:25 pm - 7:40 pm
STL
-
FAT
9h 15m2 stops
$284Southwest
Wed, Feb 4 - Wed, Feb 11
Southwest Logo
8:00 am - 5:30 pm
FAT
-
STL
7h 30m2 stops
Southwest Logo
2:15 pm - 8:55 pm
STL
-
FAT
8h 40m2 stops
$286Southwest
Tue, Feb 10 - Tue, Mar 3
Delta Logo
12:25 pm - 11:25 pm
FAT
-
STL
9h 00m2 stops
Delta Logo
9:59 am - 9:42 pm
STL
-
FAT
13h 43m2 stops
$288Delta
Tue, Jan 27 - Tue, Feb 3
Multiple Airlines Logo
6:09 pm - 12:08 pm
FAT
-
STL
39h 59m2 stops
Multiple Airlines Logo
9:27 pm - 2:42 pm
STL
-
FAT
19h 15m1 stop
$304Multiple Airlines
Wed, Jan 21 - Sun, Jan 25

American Airlines flights from Fresno to St. Louis

Our best American Airlines deals on Fresno to St. Louis flight tickets
American Airlines
Feb 11
FAT12:53 pmFresno Airterminal
8h 06m
2 stops
STL10:59 pmLambert-St Louis
Feb 13
STL4:13 pmLambert-St Louis
8h 28m
2 stops
FAT10:41 pmFresno Airterminal
$444
American Airlines
May 28
FAT1:06 amFresno Airterminal
5h 44m
1 stop
STL8:50 amLambert-St Louis
Jun 2
STL5:45 amLambert-St Louis
6h 31m
1 stop
FAT10:16 amFresno Airterminal
$445
American Airlines
May 28
FAT1:06 amFresno Airterminal
5h 44m
1 stop
STL8:50 amLambert-St Louis
Jun 2
STL9:40 amLambert-St Louis
6h 34m
1 stop
FAT2:14 pmFresno Airterminal
$446

United Airlines flights from Fresno to St. Louis

Our best United Airlines deals on Fresno to St. Louis flight tickets
United Airlines
Feb 14
FAT5:16 amFresno Airterminal
5h 58m
1 stop
STL1:14 pmLambert-St Louis
Feb 18
STL9:55 amLambert-St Louis
9h 55m
2 stops
FAT5:50 pmFresno Airterminal
$402
United Airlines
Feb 14
FAT5:16 amFresno Airterminal
5h 58m
1 stop
STL1:14 pmLambert-St Louis
Feb 18
STL2:45 pmLambert-St Louis
8h 13m
1 stop
FAT8:58 pmFresno Airterminal
$404
United Airlines
Feb 14
FAT12:52 pmFresno Airterminal
5h 34m
1 stop
STL8:26 pmLambert-St Louis
Feb 18
STL9:55 amLambert-St Louis
9h 55m
2 stops
FAT5:50 pmFresno Airterminal
$409

momondo 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, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Fresno to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 1/27

4:34 pm-1:54 pm

1 stop19h 20m

Lambert-St Louis

Tue 2/3

2:50 pm-10:08 pm

1 stop9h 18m

$273

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Wed 2/4

3:10 pm-10:20 pm

1 stop5h 10m

Lambert-St Louis

Wed 2/11

6:00 am-10:25 am

1 stop6h 25m

$274

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 2/10

8:00 am-5:10 pm

1 stop7h 10m

Lambert-St Louis

Tue 3/3

10:35 am-2:30 pm

1 stop5h 55m

$275

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Wed 2/4

6:00 am-2:50 pm

1 stop6h 50m

Lambert-St Louis

Wed 2/11

6:20 am-1:35 pm

2 stops9h 15m

$279

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 2/10

3:10 pm-10:20 pm

1 stop5h 10m

Lambert-St Louis

Tue 3/3

2:15 pm-8:55 pm

2 stops8h 40m

$280

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 1/27

12:25 pm-9:38 pm

1 stop7h 13m

Lambert-St Louis

Tue 2/3

9:59 am-9:42 pm

2 stops13h 43m

$282

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Wed 2/4

6:00 am-4:35 pm

2 stops8h 35m

Lambert-St Louis

Wed 2/11

12:25 pm-7:40 pm

2 stops9h 15m

$284

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 2/10

8:00 am-5:30 pm

2 stops7h 30m

Lambert-St Louis

Tue 3/3

2:15 pm-8:55 pm

2 stops8h 40m

$286

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Tue 1/27

12:25 pm-11:25 pm

2 stops9h 00m

Lambert-St Louis

Tue 2/3

9:59 am-9:42 pm

2 stops13h 43m

$288

FresnoSt. Louis

FAT - STL

FATSTL

Fresno Airterminal

Wed 1/21

6:09 pm-12:08 pm

2 stops39h 59m

Lambert-St Louis

Sun 1/25

9:27 pm-2:42 pm

1 stop19h 15m

$304

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Fresno to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, August is the cheapest month to fly from Fresno to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $326. The month of January is another great option to travel to St. Louis, with average flight prices from Fresno averaging around $344.

How have Fresno to St. Louis flight prices changed over time?

As of January 2026, prices for Fresno to St. Louis flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from Fresno to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Fresno to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Fresno to St. Louis (FAT to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Fresno to St. Louis

Fastest flight time

5h 49m

Direct flights

None
The fastest flight from Fresno to St. Louis takes 5h 49m
There are no direct flights from Fresno to St. Louis. There are no popular flight routes from Fresno to St. Louis.
Search flight deals

  • How far is Fresno Airterminal to Lambert-St Louis by plane?

    A flight from Fresno Airterminal to Lambert-St Louis will travel around 1615.1 mi. Typically, this will take 5h 49m by plane in normal conditions.

  • When did momondo last update prices for flights from Fresno Airterminal Airport to Lambert-St Louis Airport?

    Prices for flights from Fresno Airterminal Airport to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Fresno Airterminal Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Fresno Airterminal Airport to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Fresno Airterminal Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Fresno to St. Louis?

Best airlines flying from Fresno to St. Louis

Compare and see reviews for airlines that fly from Fresno to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $168Free CancellationRating
7.9
8,025 reviews
Search Delta flights
American AirlinesPriceFrom $318Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
SouthwestPriceFrom $330Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
United AirlinesPriceFrom $344Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
O'Fallon
Maryland Heights
Florissant
Fenton
Collinsville
St. Peters
Wentzville
Alton
Farmington
Clayton
Eureka
Festus
Edwardsville
Glencoe
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Fresno to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Fresno to St. Louis for you.

Can I find flights from Fresno to St. Louis with flexible booking policies on momondo?

momondo does allow users to show only those flights to St. Louis from Fresno which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Fresno to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Fresno.

I’m not ready to book a flight from Fresno to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Fresno are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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