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Cheap flights from Ontario to Fresno from $90

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 2/10. 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
9:43 pm - 10:18 am
ONT
-
FAT
12h 35m1 stop
Multiple Airlines Logo
3:00 pm - 1:11 pm
FAT
-
ONT
22h 11m1 stop
$198Multiple Airlines
Fri, Feb 20 - Fri, Feb 27
Multiple Airlines Logo
1:05 pm - 8:28 pm
ONT
-
FAT
7h 23m1 stop
Multiple Airlines Logo
5:43 pm - 1:32 pm
FAT
-
ONT
19h 49m1 stop
$206Multiple Airlines
Mon, Jan 26 - Thu, Jan 29
Multiple Airlines Logo
11:04 am - 4:53 pm
ONT
-
FAT
5h 49m1 stop
Multiple Airlines Logo
9:18 pm - 1:37 pm
FAT
-
ONT
16h 19m1 stop
$226Multiple Airlines
Thu, Jan 22 - Mon, Jan 26
Multiple Airlines Logo
9:43 pm - 10:18 am
ONT
-
FAT
12h 35m1 stop
Multiple Airlines Logo
3:00 pm - 11:59 pm
FAT
-
ONT
32h 59m2 stops
$241Multiple Airlines
Fri, Feb 20 - Fri, Feb 27
Southwest Logo
5:40 am - 10:20 am
ONT
-
FAT
4h 40m1 stop
Southwest Logo
3:00 pm - 8:30 pm
FAT
-
ONT
5h 30m1 stop
$244Southwest
Tue, Feb 17 - Tue, Feb 17
Southwest Logo
6:00 am - 11:50 am
ONT
-
FAT
5h 50m2 stops
Southwest Logo
3:00 pm - 8:30 pm
FAT
-
ONT
5h 30m1 stop
$249Southwest
Tue, Feb 17 - Tue, Feb 17
Alaska Airlines Logo
4:03 pm - 3:37 pm
ONT
-
FAT
23h 34m1 stop
Alaska Airlines Logo
8:01 am - 3:08 pm
FAT
-
ONT
7h 07m1 stop
$255Alaska Airlines
Tue, Jan 27 - Sat, Jan 31
Multiple Airlines Logo
11:04 am - 4:53 pm
ONT
-
FAT
5h 49m1 stop
Multiple Airlines Logo
9:18 pm - 3:07 pm
FAT
-
ONT
17h 49m2 stops
$263Multiple Airlines
Thu, Jan 22 - Mon, Jan 26
Alaska Airlines Logo
7:00 am - 7:32 pm
ONT
-
FAT
12h 32m1 stop
Alaska Airlines Logo
3:40 pm - 10:44 pm
FAT
-
ONT
7h 04m1 stop
$264Alaska Airlines
Sat, Feb 14 - Wed, Feb 18
Alaska Airlines Logo
6:00 am - 10:06 pm
ONT
-
FAT
16h 06m1 stop
Alaska Airlines Logo
2:33 pm - 11:59 pm
FAT
-
ONT
9h 26m1 stop
$270Alaska Airlines
Thu, Mar 19 - Tue, Mar 24

Alaska Airlines flights from Ontario to Fresno

Our best Alaska Airlines deals on Ontario to Fresno flight tickets
Alaska Airlines
Feb 4
ONT4:03 pmOntario
6h 05m
1 stop
FAT10:08 pmFresno Airterminal
Feb 11
FAT7:38 amFresno Airterminal
12h 32m
1 stop
ONT8:10 pmOntario
$254
Find similar
Alaska Airlines
Jan 27
ONT4:03 pmOntario
23h 34m
1 stop
FAT3:37 pmFresno Airterminal
Jan 31
FAT8:01 amFresno Airterminal
7h 07m
1 stop
ONT3:08 pmOntario
$255
Find similar
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
$264
Find similar

Southwest flights from Ontario to Fresno

Our best Southwest deals on Ontario to Fresno flight tickets
Southwest
Feb 17
ONT5:40 amOntario
4h 40m
1 stop
FAT10:20 amFresno Airterminal
Feb 17
FAT3:00 pmFresno Airterminal
5h 30m
1 stop
ONT8:30 pmOntario
$244
Find similar
Southwest
Feb 17
ONT6:00 amOntario
5h 50m
2 stops
FAT11:50 amFresno Airterminal
Feb 17
FAT3:00 pmFresno Airterminal
5h 30m
1 stop
ONT8:30 pmOntario
$249
Find similar
Southwest
Apr 1
ONT4:35 pmOntario
6h 15m
1 stop
FAT10:50 pmFresno Airterminal
Apr 5
FAT5:15 amFresno Airterminal
3h 35m
1 stop
ONT8:50 amOntario
$286
Find similar

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 7, 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

Fri 2/20

9:43 pm-10:18 am

1 stop12h 35m

Fresno Airterminal

Fri 2/27

3:00 pm-1:11 pm

1 stop22h 11m

$198

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Mon 1/26

1:05 pm-8:28 pm

1 stop7h 23m

Fresno Airterminal

Thu 1/29

5:43 pm-1:32 pm

1 stop19h 49m

$206

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 1/22

11:04 am-4:53 pm

1 stop5h 49m

Fresno Airterminal

Mon 1/26

9:18 pm-1:37 pm

1 stop16h 19m

$226

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 2/20

9:43 pm-10:18 am

1 stop12h 35m

Fresno Airterminal

Fri 2/27

3:00 pm-11:59 pm

2 stops32h 59m

$241

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Tue 2/17

5:40 am-10:20 am

1 stop4h 40m

Fresno Airterminal

Tue 2/17

3:00 pm-8:30 pm

1 stop5h 30m

$244

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Tue 2/17

6:00 am-11:50 am

2 stops5h 50m

Fresno Airterminal

Tue 2/17

3:00 pm-8:30 pm

1 stop5h 30m

$249

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Tue 1/27

4:03 pm-3:37 pm

1 stop23h 34m

Fresno Airterminal

Sat 1/31

8:01 am-3:08 pm

1 stop7h 07m

$255

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 1/22

11:04 am-4:53 pm

1 stop5h 49m

Fresno Airterminal

Mon 1/26

9:18 pm-3:07 pm

2 stops17h 49m

$263

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sat 2/14

7:00 am-7:32 pm

1 stop12h 32m

Fresno Airterminal

Wed 2/18

3:40 pm-10:44 pm

1 stop7h 04m

$264

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 3/19

6:00 am-10:06 pm

1 stop16h 06m

Fresno Airterminal

Tue 3/24

2:33 pm-11:59 pm

1 stop9h 26m

$270

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 $258. 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 $300. 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

3h 33m

Direct flights

None
The fastest flight from Ontario to Fresno takes 3h 33m
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 33m.

  • 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
4,249 reviews
Search Southwest flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,138 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
Madera
Fish Camp
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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