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Cheap flights from Ontario to Fresno from $89

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 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
2:06 pm - 9:31 pm
ONT
-
FAT
7h 25m
1 stop
Multiple Airlines Logo
10:21 pm - 8:06 am
FAT
-
ONT
9h 45m
1 stop
$164Multiple Airlines
Thu, Mar 12 - Sun, Mar 15
Multiple Airlines Logo
10:03 pm - 9:29 pm
ONT
-
FAT
23h 26m
1 stop
Multiple Airlines Logo
4:03 pm - 8:04 am
FAT
-
ONT
16h 01m
1 stop
$165Multiple Airlines
Wed, Apr 1 - Sun, Apr 5
Multiple Airlines Logo
11:00 am - 3:08 pm
ONT
-
FAT
4h 08m
1 stop
Multiple Airlines Logo
10:24 pm - 8:04 am
FAT
-
ONT
9h 40m
1 stop
$184Multiple Airlines
Thu, Apr 9 - Sun, Apr 12
Multiple Airlines Logo
2:06 pm - 9:31 pm
ONT
-
FAT
7h 25m
1 stop
Multiple Airlines Logo
10:21 pm - 8:06 am
FAT
-
ONT
9h 45m
1 stop
$209Multiple Airlines
Thu, Mar 19 - Thu, Mar 26
Multiple Airlines Logo
11:47 am - 9:34 pm
ONT
-
FAT
9h 47m
1 stop
Multiple Airlines Logo
3:54 pm - 8:04 pm
FAT
-
ONT
4h 10m
1 stop
$212Multiple Airlines
Thu, Apr 30 - Mon, May 4
Delta Logo
11:59 am - 9:25 pm
ONT
-
FAT
9h 26m
2 stops
Delta Logo
6:00 am - 5:13 pm
FAT
-
ONT
11h 13m
2 stops
$233Delta
Fri, Mar 13 - Tue, Mar 17
Alaska Airlines Logo
4:02 pm - 10:13 pm
ONT
-
FAT
6h 11m
1 stop
Alaska Airlines Logo
3:40 pm - 10:44 pm
FAT
-
ONT
7h 04m
1 stop
$235Alaska Airlines
Sat, Mar 14 - Tue, Mar 17
Multiple Airlines Logo
11:47 am - 9:34 pm
ONT
-
FAT
9h 47m
1 stop
Multiple Airlines Logo
3:54 pm - 11:55 pm
FAT
-
ONT
32h 01m
2 stops
$236Multiple Airlines
Thu, Apr 30 - Mon, May 4
Multiple Airlines Logo
9:02 pm - 10:17 am
ONT
-
FAT
13h 15m
1 stop
Multiple Airlines Logo
3:58 pm - 8:04 am
FAT
-
ONT
16h 06m
1 stop
$244Multiple Airlines
Fri, Apr 3 - Sun, Apr 12
Alaska Airlines Logo
3:26 pm - 10:10 pm
ONT
-
FAT
6h 44m
1 stop
Alaska Airlines Logo
12:03 pm - 11:58 pm
FAT
-
ONT
11h 55m
1 stop
$245Alaska Airlines
Sat, May 9 - Wed, May 13

Alaska Airlines flights from Ontario to Fresno

Our best Alaska Airlines deals on Ontario to Fresno flight tickets
Alaska Airlines
Mar 14
ONT4:02 pmOntario
6h 11m
1 stop
FAT10:13 pmFresno Airterminal
Mar 17
FAT3:40 pmFresno Airterminal
7h 04m
1 stop
ONT10:44 pmOntario
$235
Alaska Airlines
May 9
ONT3:26 pmOntario
6h 44m
1 stop
FAT10:10 pmFresno Airterminal
May 13
FAT12:03 pmFresno Airterminal
11h 55m
1 stop
ONT11:58 pmOntario
$245
Alaska Airlines
Apr 29
ONT6:00 amOntario
7h 39m
1 stop
FAT1:39 pmFresno Airterminal
May 2
FAT2:33 pmFresno Airterminal
19h 12m
1 stop
ONT9:45 amOntario
$263

Southwest flights from Ontario to Fresno

Our best Southwest deals on Ontario to Fresno flight tickets
Southwest
Mar 28
ONT6:10 pmOntario
5h 55m
2 stops
FAT12:05 amFresno Airterminal
Mar 31
FAT5:35 pmFresno Airterminal
5h 00m
1 stop
ONT10:35 pmOntario
$285
Southwest
Mar 28
ONT6:10 pmOntario
5h 55m
2 stops
FAT12:05 amFresno Airterminal
Mar 31
FAT4:20 pmFresno Airterminal
6h 50m
2 stops
ONT11:10 pmOntario
$290
Southwest
Apr 30
ONT3:00 pmOntario
7h 10m
2 stops
FAT10:10 pmFresno Airterminal
May 4
FAT5:15 amFresno Airterminal
5h 40m
2 stops
ONT10:55 amOntario
$299

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 22, 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 3/12

2:06 pm-9:31 pm

1 stop7h 25m

Fresno Airterminal

Sun 3/15

10:21 pm-8:06 am

1 stop9h 45m

$164

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Wed 4/1

10:03 pm-9:29 pm

1 stop23h 26m

Fresno Airterminal

Sun 4/5

4:03 pm-8:04 am

1 stop16h 01m

$165

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 4/9

11:00 am-3:08 pm

1 stop4h 08m

Fresno Airterminal

Sun 4/12

10:24 pm-8:04 am

1 stop9h 40m

$184

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 3/19

2:06 pm-9:31 pm

1 stop7h 25m

Fresno Airterminal

Thu 3/26

10:21 pm-8:06 am

1 stop9h 45m

$209

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 4/30

11:47 am-9:34 pm

1 stop9h 47m

Fresno Airterminal

Mon 5/4

3:54 pm-8:04 pm

1 stop4h 10m

$212

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 3/13

11:59 am-9:25 pm

2 stops9h 26m

Fresno Airterminal

Tue 3/17

6:00 am-5:13 pm

2 stops11h 13m

$233

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sat 3/14

4:02 pm-10:13 pm

1 stop6h 11m

Fresno Airterminal

Tue 3/17

3:40 pm-10:44 pm

1 stop7h 04m

$235

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 4/30

11:47 am-9:34 pm

1 stop9h 47m

Fresno Airterminal

Mon 5/4

3:54 pm-11:55 pm

2 stops32h 01m

$236

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 4/3

9:02 pm-10:17 am

1 stop13h 15m

Fresno Airterminal

Sun 4/12

3:58 pm-8:04 am

1 stop16h 06m

$244

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sat 5/9

3:26 pm-10:10 pm

1 stop6h 44m

Fresno Airterminal

Wed 5/13

12:03 pm-11:58 pm

1 stop11h 55m

$245

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 afternoon when flights can be purchased for as low as $291. In contrast, the most expensive time of day to depart to Fresno is in the evening when prices are around $301.

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 38m

Direct flights

None
The fastest flight from Ontario to Fresno takes 3h 38m
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 38m.

  • 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
4,300 reviews
Search Southwest 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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