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Cheap flights from Ontario to Fresno from $112

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 2/24. 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
7:22 pm - 9:47 am
ONT
-
FAT
14h 25m
1 stop
Multiple Airlines Logo
11:07 am - 7:14 pm
FAT
-
ONT
8h 07m
1 stop
$197Multiple Airlines
Thu, Feb 26 - Sat, Feb 28
Multiple Airlines Logo
10:14 pm - 9:07 am
ONT
-
FAT
10h 53m
1 stop
Multiple Airlines Logo
6:38 pm - 8:06 am
FAT
-
ONT
13h 28m
1 stop
$209Multiple Airlines
Sun, Mar 1 - Sun, Mar 8
Multiple Airlines Logo
7:22 pm - 9:47 am
ONT
-
FAT
14h 25m
1 stop
Multiple Airlines Logo
11:07 am - 11:59 pm
FAT
-
ONT
12h 52m
2 stops
$282Multiple Airlines
Thu, Feb 26 - Sat, Feb 28
Multiple Airlines Logo
6:10 am - 9:07 am
ONT
-
FAT
26h 57m
2 stops
Multiple Airlines Logo
6:38 pm - 8:06 am
FAT
-
ONT
13h 28m
1 stop
$293Multiple Airlines
Sun, Mar 1 - Sun, Mar 8
Alaska Airlines Logo
6:14 am - 10:13 pm
ONT
-
FAT
15h 59m
1 stop
Alaska Airlines Logo
2:33 pm - 11:59 pm
FAT
-
ONT
9h 26m
1 stop
$303Alaska Airlines
Wed, Feb 25 - Wed, Mar 18
Southwest Logo
4:35 pm - 10:50 pm
ONT
-
FAT
6h 15m
1 stop
Southwest Logo
5:15 am - 8:20 am
FAT
-
ONT
3h 05m
1 stop
$308Southwest
Wed, Apr 1 - Fri, Apr 3
Alaska Airlines Logo
6:14 am - 2:39 pm
ONT
-
FAT
8h 25m
1 stop
Alaska Airlines Logo
3:40 pm - 11:08 am
FAT
-
ONT
19h 28m
1 stop
$313Alaska Airlines
Thu, Mar 5 - Mon, Mar 9
Southwest Logo
11:05 am - 5:00 pm
ONT
-
FAT
5h 55m
2 stops
Southwest Logo
5:05 pm - 12:10 am
FAT
-
ONT
7h 05m
2 stops
$318Southwest
Wed, Apr 1 - Fri, Apr 3
United Airlines Logo
6:15 am - 12:13 pm
ONT
-
FAT
5h 58m
1 stop
United Airlines Logo
7:26 am - 12:18 pm
FAT
-
ONT
4h 52m
1 stop
$327United Airlines
Sat, Mar 7 - Sun, Mar 8
Southwest Logo
5:40 am - 11:30 am
ONT
-
FAT
5h 50m
1 stop
Southwest Logo
5:30 pm - 11:40 pm
FAT
-
ONT
6h 10m
2 stops
$332Southwest
Sat, Mar 7 - Sun, Mar 8

Southwest flights from Ontario to Fresno

Our best Southwest deals on Ontario to Fresno flight tickets
Southwest
Apr 1
ONT4:35 pmOntario
6h 15m
1 stop
FAT10:50 pmFresno Airterminal
Apr 3
FAT5:15 amFresno Airterminal
3h 05m
1 stop
ONT8:20 amOntario
$308
Southwest
Apr 1
ONT11:05 amOntario
5h 55m
2 stops
FAT5:00 pmFresno Airterminal
Apr 3
FAT5:05 pmFresno Airterminal
7h 05m
2 stops
ONT12:10 amOntario
$318
Southwest
Mar 7
ONT5:40 amOntario
5h 50m
1 stop
FAT11:30 amFresno Airterminal
Mar 8
FAT5:30 pmFresno Airterminal
6h 10m
2 stops
ONT11:40 pmOntario
$332

United Airlines flights from Ontario to Fresno

Our best United Airlines deals on Ontario to Fresno flight tickets
United Airlines
Mar 7
ONT6:15 amOntario
5h 58m
1 stop
FAT12:13 pmFresno Airterminal
Mar 8
FAT7:26 amFresno Airterminal
4h 52m
1 stop
ONT12:18 pmOntario
$327
United Airlines
Mar 2
ONT1:50 pmOntario
6h 21m
1 stop
FAT8:11 pmFresno Airterminal
Mar 9
FAT1:15 pmFresno Airterminal
4h 20m
1 stop
ONT5:35 pmOntario
$347
United Airlines
May 4
ONT1:30 pmOntario
6h 13m
1 stop
FAT7:43 pmFresno Airterminal
May 5
FAT2:15 pmFresno Airterminal
3h 37m
1 stop
ONT5:52 pmOntario
$349

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 February 3, 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 2/26

7:22 pm-9:47 am

1 stop14h 25m

Fresno Airterminal

Sat 2/28

11:07 am-7:14 pm

1 stop8h 07m

$197

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sun 3/1

10:14 pm-9:07 am

1 stop10h 53m

Fresno Airterminal

Sun 3/8

6:38 pm-8:06 am

1 stop13h 28m

$209

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 2/26

7:22 pm-9:47 am

1 stop14h 25m

Fresno Airterminal

Sat 2/28

11:07 am-11:59 pm

2 stops12h 52m

$282

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sun 3/1

6:10 am-9:07 am

2 stops26h 57m

Fresno Airterminal

Sun 3/8

6:38 pm-8:06 am

1 stop13h 28m

$293

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Wed 2/25

6:14 am-10:13 pm

1 stop15h 59m

Fresno Airterminal

Wed 3/18

2:33 pm-11:59 pm

1 stop9h 26m

$303

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Wed 4/1

4:35 pm-10:50 pm

1 stop6h 15m

Fresno Airterminal

Fri 4/3

5:15 am-8:20 am

1 stop3h 05m

$308

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 3/5

6:14 am-2:39 pm

1 stop8h 25m

Fresno Airterminal

Mon 3/9

3:40 pm-11:08 am

1 stop19h 28m

$313

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Wed 4/1

11:05 am-5:00 pm

2 stops5h 55m

Fresno Airterminal

Fri 4/3

5:05 pm-12:10 am

2 stops7h 05m

$318

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sat 3/7

6:15 am-12:13 pm

1 stop5h 58m

Fresno Airterminal

Sun 3/8

7:26 am-12:18 pm

1 stop4h 52m

$327

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sat 3/7

5:40 am-11:30 am

1 stop5h 50m

Fresno Airterminal

Sun 3/8

5:30 pm-11:40 pm

2 stops6h 10m

$332

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 Thursday. Travelers who choose to depart for Fresno on a Thursday will often find tickets for as low as $259. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $421. 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 $298. In contrast, the most expensive time of day to depart to Fresno is in the afternoon when prices are around $305.

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

3h 56m

Direct flights

None
The fastest flight from Ontario to Fresno takes 3h 56m
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 3h 56m.

  • 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
4,272 reviews
Search Southwest flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,236 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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