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Cheap flights from Ontario to Fresno from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Fresno departing on 2/12. 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 Ontario to Fresno

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:07 am - 9:31 pm
ONT
-
FAT
13h 24m
1 stop
Multiple Airlines Logo
10:21 pm - 8:06 am
FAT
-
ONT
9h 45m
1 stop
$175Multiple Airlines
Thu, Mar 26 - Sun, Mar 29
Multiple Airlines Logo
9:43 pm - 10:18 am
ONT
-
FAT
12h 35m
1 stop
Multiple Airlines Logo
9:53 am - 5:48 pm
FAT
-
ONT
7h 55m
1 stop
$194Multiple Airlines
Fri, Feb 20 - Mon, Feb 23
Multiple Airlines Logo
3:07 pm - 2:37 pm
ONT
-
FAT
23h 30m
1 stop
Multiple Airlines Logo
5:43 pm - 7:10 pm
FAT
-
ONT
25h 27m
1 stop
$217Multiple Airlines
Wed, Feb 4 - Sun, Feb 8
Multiple Airlines Logo
11:17 am - 6:07 pm
ONT
-
FAT
6h 50m
1 stop
Multiple Airlines Logo
10:21 pm - 8:06 am
FAT
-
ONT
9h 45m
1 stop
$218Multiple Airlines
Fri, Mar 20 - Sun, Mar 22
Multiple Airlines Logo
3:24 pm - 5:50 pm
ONT
-
FAT
26h 26m
1 stop
Multiple Airlines Logo
4:09 pm - 9:33 pm
FAT
-
ONT
5h 24m
1 stop
$225Multiple Airlines
Thu, Feb 12 - Sun, Feb 15
Multiple Airlines Logo
8:07 am - 5:50 pm
ONT
-
FAT
9h 43m
1 stop
Multiple Airlines Logo
6:40 pm - 5:48 pm
FAT
-
ONT
23h 08m
1 stop
$235Multiple Airlines
Fri, Feb 13 - Sun, Feb 15
Multiple Airlines Logo
2:28 pm - 8:45 pm
ONT
-
FAT
6h 17m
1 stop
Multiple Airlines Logo
9:18 pm - 1:52 pm
FAT
-
ONT
16h 34m
1 stop
$241Multiple Airlines
Fri, Feb 6 - Mon, Feb 9
Multiple Airlines Logo
8:07 am - 5:50 pm
ONT
-
FAT
9h 43m
1 stop
Multiple Airlines Logo
6:40 pm - 1:11 pm
FAT
-
ONT
18h 31m
1 stop
$250Multiple Airlines
Fri, Feb 13 - Sun, Feb 15
Multiple Airlines Logo
9:02 pm - 11:17 am
ONT
-
FAT
14h 15m
1 stop
Multiple Airlines Logo
10:24 pm - 8:04 am
FAT
-
ONT
9h 40m
1 stop
$260Multiple Airlines
Fri, Apr 10 - Sun, Apr 12
Southwest Logo
3:50 pm - 9:00 pm
ONT
-
FAT
5h 10m
1 stop
Southwest Logo
11:00 am - 5:10 pm
FAT
-
ONT
6h 10m
1 stop
$271Southwest
Tue, Feb 17 - Tue, Feb 24

Southwest flights from Ontario to Fresno

Our best Southwest deals on Ontario to Fresno flight tickets
Southwest
Feb 17
ONT3:50 pmOntario
5h 10m
1 stop
FAT9:00 pmFresno Airterminal
Feb 24
FAT11:00 amFresno Airterminal
6h 10m
1 stop
ONT5:10 pmOntario
$271
Southwest
Feb 17
ONT6:00 amOntario
5h 50m
2 stops
FAT11:50 amFresno Airterminal
Feb 24
FAT11:00 amFresno Airterminal
6h 10m
1 stop
ONT5:10 pmOntario
$276
Southwest
Feb 17
ONT6:00 amOntario
5h 50m
2 stops
FAT11:50 amFresno Airterminal
Feb 24
FAT11:00 amFresno Airterminal
5h 55m
2 stops
ONT4:55 pmOntario
$282

Alaska Airlines flights from Ontario to Fresno

Our best Alaska Airlines deals on Ontario to Fresno flight tickets
Alaska Airlines
Feb 18
ONT6:14 amOntario
8h 25m
1 stop
FAT2:39 pmFresno Airterminal
Feb 25
FAT3:40 pmFresno Airterminal
7h 04m
1 stop
ONT10:44 pmOntario
$303
Alaska Airlines
Feb 17
ONT6:14 amOntario
8h 25m
1 stop
FAT2:39 pmFresno Airterminal
Feb 24
FAT3:40 pmFresno Airterminal
19h 28m
1 stop
ONT11:08 amOntario
$304
Alaska Airlines
Feb 14
ONT7:00 amOntario
12h 32m
1 stop
FAT7:32 pmFresno Airterminal
Feb 18
FAT3:40 pmFresno Airterminal
7h 04m
1 stop
ONT10:44 pmOntario
$308

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Fresno 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 21, 2026.
Use the filters below to find and compare flights from Ontario to Fresno that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 3/26

8:07 am-9:31 pm

1 stop13h 24m

Fresno Airterminal

Sun 3/29

10:21 pm-8:06 am

1 stop9h 45m

$175

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 2/20

9:43 pm-10:18 am

1 stop12h 35m

Fresno Airterminal

Mon 2/23

9:53 am-5:48 pm

1 stop7h 55m

$194

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Wed 2/4

3:07 pm-2:37 pm

1 stop23h 30m

Fresno Airterminal

Sun 2/8

5:43 pm-7:10 pm

1 stop25h 27m

$217

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 3/20

11:17 am-6:07 pm

1 stop6h 50m

Fresno Airterminal

Sun 3/22

10:21 pm-8:06 am

1 stop9h 45m

$218

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 2/12

3:24 pm-5:50 pm

1 stop26h 26m

Fresno Airterminal

Sun 2/15

4:09 pm-9:33 pm

1 stop5h 24m

$225

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 2/13

8:07 am-5:50 pm

1 stop9h 43m

Fresno Airterminal

Sun 2/15

6:40 pm-5:48 pm

1 stop23h 08m

$235

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 2/6

2:28 pm-8:45 pm

1 stop6h 17m

Fresno Airterminal

Mon 2/9

9:18 pm-1:52 pm

1 stop16h 34m

$241

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 2/13

8:07 am-5:50 pm

1 stop9h 43m

Fresno Airterminal

Sun 2/15

6:40 pm-1:11 pm

1 stop18h 31m

$250

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 4/10

9:02 pm-11:17 am

1 stop14h 15m

Fresno Airterminal

Sun 4/12

10:24 pm-8:04 am

1 stop9h 40m

$260

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Tue 2/17

3:50 pm-9:00 pm

1 stop5h 10m

Fresno Airterminal

Tue 2/24

11:00 am-5:10 pm

1 stop6h 10m

$271

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Fresno from

How to get the cheapest flight ticket from Ontario to Fresno

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 day to depart on your flight to Fresno?

The cheapest day to depart from Ontario to Fresno is on a Friday. Travelers who choose to depart for Fresno on a Friday will often find tickets for as low as $257. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $407. These prices are subject to change though, so be sure to set up a Price Alert for flights to Fresno.

What is the cheapest time of day to depart on your flight to Fresno?

The cheapest time of day to fly to Fresno is in the morning when flights can be purchased for as low as $299. In contrast, the most expensive time of day to depart to Fresno is in the afternoon when prices are around $309.

How have Ontario to Fresno flight prices changed over time?

When to book flights from Ontario to Fresno

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

Cheap Ontario to Fresno (ONT to FAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Fresno

Fastest flight time

4h 09m

Direct flights

None
The fastest flight from Ontario to Fresno takes 4h 09m
There are no direct flights from Ontario to Fresno. There are no popular flight routes from Ontario to Fresno.
Search flight deals

  • How far is Ontario to Fresno Airterminal by plane?

    The distance between Ontario and Fresno Airterminal is about 219.9 mi. In terms of flight time, this usually takes a little over 4h 09m.

  • When did momondo last update prices for flights from Ontario Airport to Fresno Airterminal Airport?

    Prices for flights from Ontario Airport to Fresno Airterminal Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Fresno Airterminal Airport?

  • How old do you have to be to fly from Ontario Airport to Fresno Airterminal Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Fresno Airterminal Airport.

  • What documentation or ID do you need to fly to Fresno Airterminal Airport?

    The necessary travel and health documents for your Fresno Airterminal 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 Ontario to Fresno?

Best airlines flying from Ontario to Fresno

Compare and see reviews for airlines that fly from Ontario to Fresno with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $229Free CancellationRating
8.0
4,266 reviews
Search Southwest flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,190 reviews
Search United Airlines flights

Traveling to a place near Fresno?

Book flights to Fresno if you plan to visit one of these locations
Bass Lake
Clovis
Oakhurst
Fish Camp
Madera
Kingsburg

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Fresno?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Fresno. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Fresno with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Fresno flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Fresno?

Once all potential Ontario to Fresno flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Ontario to Fresno now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Fresno and let you know when they change.

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