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Fresno

$115+ Cheap flights from Ontario to Fresno (ONT - FAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FAT
Aug 1 — Aug 81
Sat 8/1
Sat 8/8
1 adult, Economy
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Cheap flight deals from Ontario to Fresno

Cheapest flights from Ontario to Fresno
Explore the most affordable flight options available from Ontario to Fresno. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:09 pm
ONT
-
FAT
1 stop17h 38m
Multiple Airlines
Fri 8/146:32 pm
FAT
-
ONT
1 stop13h 31m
Multiple Airlines
Deal found 6/27$246
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:40 pm
ONT
-
FAT
1 stop18h 07m
Multiple Airlines
Tue 8/42:07 pm
FAT
-
ONT
1 stop17h 56m
Multiple Airlines
Deal found 6/30$263
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:09 pm
ONT
-
FAT
1 stop17h 38m
Multiple Airlines
Tue 8/182:07 pm
FAT
-
ONT
1 stop25h 47m
Multiple Airlines
Deal found 6/29$268
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:45 am
ONT
-
FAT
1 stop3h 25m
Southwest
Tue 8/189:45 am
FAT
-
ONT
1 stop6h 20m
Southwest
Deal found 7/1$273
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:16 am
ONT
-
FAT
1 stop4h 41m
Multiple Airlines
Sun 9/278:14 am
FAT
-
ONT
1 stop26h 07m
Multiple Airlines
Deal found 6/27$275
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:40 pm
ONT
-
FAT
1 stop21h 37m
Multiple Airlines
Mon 8/32:06 pm
FAT
-
ONT
2 stops22h 47m
Multiple Airlines
Deal found 6/29$303
This Southwest deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:40 am
ONT
-
FAT
1 stop3h 30m
Southwest
Sat 8/15:25 am
FAT
-
ONT
1 stop3h 15m
Southwest
Deal found 6/27$310
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1711:52 am
ONT
-
FAT
1 stop5h 49m
Multiple Airlines
Mon 7/203:31 pm
FAT
-
ONT
1 stop23h 43m
Multiple Airlines
Deal found 6/30$314

Find flight deals from Ontario to Fresno

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Fresno (FAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$246
(Kiwi.com)

One-way from

$115
(Kiwi.com)

Popular in

September

Cheapest in

August

Average price

$306
Provider with most accurate pricing for Ontario-Fresno Airterminal flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Fresno Airterminal flights.
Search Deals
From Ontario to Fresno Airterminal
Search Deals
One-way flight from Ontario to Fresno Airterminal
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 15% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 2, 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

Cheapest round-trip

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Tue 8/11

5:45 am-9:10 am

1 stop3h 25m

Fresno Airterminal

Tue 8/18

9:45 am-4:05 pm

1 stop6h 20m

$273

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Mon 10/12

6:00 am-11:25 am

1 stop5h 25m

Fresno Airterminal

Wed 10/14

6:04 pm-10:59 pm

1 stop4h 55m

$310

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Mon 10/12

1:30 pm-4:40 pm

1 stop3h 10m

Fresno Airterminal

Wed 10/14

5:50 am-12:55 pm

2 stops7h 05m

$315

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 9/24

4:10 pm-11:00 pm

2 stops6h 50m

Fresno Airterminal

Sun 9/27

6:00 am-1:25 pm

2 stops7h 25m

$328

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Tue 8/25

6:08 am-11:22 am

1 stop5h 14m

Fresno Airterminal

Wed 8/26

2:10 pm-6:16 pm

1 stop4h 06m

$343

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Wed 9/23

6:08 am-11:21 am

1 stop5h 13m

Fresno Airterminal

Mon 9/28

6:04 pm-10:59 pm

1 stop4h 55m

$351

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 10/22

6:00 am-11:25 am

1 stop5h 25m

Fresno Airterminal

Mon 10/26

2:20 pm-8:06 pm

1 stop5h 46m

$359
Quickest round-trip

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Mon 8/17

6:08 am-9:28 am

1 stop3h 20m

Fresno Airterminal

Mon 8/24

2:10 pm-6:11 pm

1 stop4h 01m

$359
Cheapest one-way

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Thu 8/6

4:10 pm-11:00 pm

2 stops6h 50m

$150
Quickest one-way

OntarioFresno

ONT - FAT

ONTFAT

Ontario

Sat 7/25

1:50 pm-5:28 pm

1 stop3h 38m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to Fresno

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Fresno in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Fresno flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Fresno flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Fresno flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Fresno flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Fresno flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Fresno

Have a flexible travel schedule? Discover the best time to fly to Fresno from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Fresno. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Fresno?

    A quick flight from Ontario to Fresno can take about 3h 25m. Southwest provides one of the quickest options available for as low as $273. Ontario and Fresno are separated by a distance of 222 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Ontario to Fresno that include hotel bookings?

    Yes. In addition to deals on Ontario to Fresno flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Fresno?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Fresno.

  • Can I find deals for business class flights from Ontario to Fresno?

    Yes. Cheapflights offers flight deals from Ontario to Fresno by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Fresno?

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

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