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Cheap flights from Ontario to Fresno from $84

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 2/3. 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
10:18 am - 8:45 pm
ONT
-
FAT
10h 27m
1 stop
Multiple Airlines Logo
9:18 pm - 1:52 pm
FAT
-
ONT
16h 34m
1 stop
$207Multiple Airlines
Fri, Feb 6 - Mon, Feb 9
Multiple Airlines Logo
3:24 pm - 9:48 am
ONT
-
FAT
18h 24m
1 stop
Multiple Airlines Logo
11:08 am - 7:14 pm
FAT
-
ONT
8h 06m
1 stop
$234Multiple Airlines
Thu, Feb 19 - Sat, Feb 21
Multiple Airlines Logo
10:18 am - 8:45 pm
ONT
-
FAT
10h 27m
1 stop
Multiple Airlines Logo
9:18 pm - 9:34 pm
FAT
-
ONT
24h 16m
2 stops
$269Multiple Airlines
Fri, Feb 6 - Mon, Feb 9
Southwest Logo
6:00 am - 11:50 am
ONT
-
FAT
5h 50m
2 stops
Southwest Logo
10:55 am - 2:40 pm
FAT
-
ONT
3h 45m
1 stop
$294Southwest
Thu, Feb 19 - Sat, Feb 21
Southwest Logo
5:30 am - 11:50 am
ONT
-
FAT
6h 20m
2 stops
Southwest Logo
3:00 pm - 8:55 pm
FAT
-
ONT
5h 55m
2 stops
$300Southwest
Thu, Feb 19 - Sat, Feb 21
Alaska Airlines Logo
4:03 pm - 3:37 pm
ONT
-
FAT
23h 34m
1 stop
Alaska Airlines Logo
3:40 pm - 10:44 pm
FAT
-
ONT
7h 04m
1 stop
$303Alaska Airlines
Tue, Feb 10 - Tue, Feb 17
Alaska Airlines Logo
7:00 am - 7:32 pm
ONT
-
FAT
12h 32m
1 stop
Alaska Airlines Logo
3:40 pm - 10:44 pm
FAT
-
ONT
7h 04m
1 stop
$308Alaska Airlines
Sat, Feb 14 - Wed, Feb 18
Alaska Airlines Logo
7:00 am - 7:32 pm
ONT
-
FAT
12h 32m
1 stop
Alaska Airlines Logo
3:40 pm - 11:08 am
FAT
-
ONT
19h 28m
1 stop
$313Alaska Airlines
Sat, Feb 21 - Mon, Feb 23
Alaska Airlines Logo
4:02 pm - 2:39 pm
ONT
-
FAT
22h 37m
1 stop
Alaska Airlines Logo
3:40 pm - 11:08 am
FAT
-
ONT
19h 28m
1 stop
$314Alaska Airlines
Thu, Mar 12 - Mon, Mar 16
Alaska Airlines Logo
6:14 am - 2:39 pm
ONT
-
FAT
8h 25m
1 stop
Alaska Airlines Logo
4:19 pm - 11:32 pm
FAT
-
ONT
7h 13m
1 stop
$318Alaska Airlines
Fri, Mar 6 - Sat, Mar 7

Alaska Airlines flights from Ontario to Fresno

Our best Alaska Airlines deals on Ontario to Fresno flight tickets
Alaska Airlines
Feb 10
ONT4:03 pmOntario
23h 34m
1 stop
FAT3:37 pmFresno Airterminal
Feb 17
FAT3:40 pmFresno Airterminal
7h 04m
1 stop
ONT10:44 pmOntario
$303
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
Alaska Airlines
Feb 21
ONT7:00 amOntario
12h 32m
1 stop
FAT7:32 pmFresno Airterminal
Feb 23
FAT3:40 pmFresno Airterminal
19h 28m
1 stop
ONT11:08 amOntario
$313

United Airlines flights from Ontario to Fresno

Our best United Airlines deals on Ontario to Fresno flight tickets
United Airlines
Mar 17
ONT6:15 amOntario
5h 58m
1 stop
FAT12:13 pmFresno Airterminal
Mar 18
FAT5:15 amFresno Airterminal
7h 33m
1 stop
ONT12:48 pmOntario
$331
United Airlines
Feb 17
ONT1:45 pmOntario
7h 13m
1 stop
FAT8:58 pmFresno Airterminal
Feb 19
FAT5:16 amFresno Airterminal
7h 27m
1 stop
ONT12:43 pmOntario
$340
United Airlines
Feb 12
ONT1:50 pmOntario
6h 21m
1 stop
FAT8:11 pmFresno Airterminal
Feb 19
FAT5:16 amFresno Airterminal
7h 27m
1 stop
ONT12:43 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 January 15, 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 2/6

10:18 am-8:45 pm

1 stop10h 27m

Fresno Airterminal

Mon 2/9

9:18 pm-1:52 pm

1 stop16h 34m

$207

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 2/19

3:24 pm-9:48 am

1 stop18h 24m

Fresno Airterminal

Sat 2/21

11:08 am-7:14 pm

1 stop8h 06m

$234

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 2/6

10:18 am-8:45 pm

1 stop10h 27m

Fresno Airterminal

Mon 2/9

9:18 pm-9:34 pm

2 stops24h 16m

$269

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 2/19

6:00 am-11:50 am

2 stops5h 50m

Fresno Airterminal

Sat 2/21

10:55 am-2:40 pm

1 stop3h 45m

$294

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 2/19

5:30 am-11:50 am

2 stops6h 20m

Fresno Airterminal

Sat 2/21

3:00 pm-8:55 pm

2 stops5h 55m

$300

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Tue 2/10

4:03 pm-3:37 pm

1 stop23h 34m

Fresno Airterminal

Tue 2/17

3:40 pm-10:44 pm

1 stop7h 04m

$303

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

$308

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sat 2/21

7:00 am-7:32 pm

1 stop12h 32m

Fresno Airterminal

Mon 2/23

3:40 pm-11:08 am

1 stop19h 28m

$313

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 3/12

4:02 pm-2:39 pm

1 stop22h 37m

Fresno Airterminal

Mon 3/16

3:40 pm-11:08 am

1 stop19h 28m

$314

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Fri 3/6

6:14 am-2:39 pm

1 stop8h 25m

Fresno Airterminal

Sat 3/7

4:19 pm-11:32 pm

1 stop7h 13m

$318

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

3h 46m

Direct flights

None
The fastest flight from Ontario to Fresno takes 3h 46m
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 46m.

  • 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
4,258 reviews
Search Southwest flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,164 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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