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$121+ Cheap flights from Fresno (FAT) to Ontario

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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — YYZ
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Fresno to Ontario

Keep the following information in mind while searching for Fresno to Ontario flight deals. Data was last updated July 29, 2025.

Round-trip from

$301
(Kiwi.com)

One-way from

$121
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$712
From Fresno Airterminal to Ontario
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One-way flight from Fresno Airterminal to Ontario
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Highest demand for flights based on searches. 5% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Fresno to Ontario

Cheapest flights from Fresno to Ontario
Explore the most affordable flight options available from Fresno to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Wed 9/1010:09 amFAT - YYZ
2 stops17h 03mMultiple Airlines
Wed 9/179:45 amYYZ - FAT
1 stop26h 39mMultiple Airlines
Deal found 7/27$301
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:24 pmFAT - YYZ
2 stops22h 36mAlaska Airlines
Wed 10/224:45 pmYYZ - FAT
2 stops19h 50mAlaska Airlines
Deal found 7/27$460
This Mytrip deal was found by Cheapflights users on 7/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1010:09 amFAT - YUL
3 stops30h 11mMultiple Airlines
Wed 9/177:00 amYUL - FAT
3 stops29h 24mMultiple Airlines
Deal found 7/26$469
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1810:45 pmFAT - YUL
2 stops14h 22mDelta
Thu 8/216:00 amYUL - FAT
2 stops17h 59mDelta
Deal found 7/28$601
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/102:15 pmFAT - YUL
1 stop23h 13mUnited Airlines
Wed 9/176:45 pmYUL - FAT
1 stop30h 59mUnited Airlines
Deal found 7/26$611
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:54 pmFAT - YTZ
2 stops13h 41mMultiple Airlines
Tue 9/27:45 amYTZ - FAT
2 stops28h 34mMultiple Airlines
Deal found 7/27$718
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:13 pmFAT - YUL
2 stops18h 36mAmerican Airlines
Sat 11/224:00 pmYUL - FAT
1 stop9h 42mAmerican Airlines
Deal found 7/29$785
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:31 amFAT - YUL
2 stops13h 05mAir Canada
Mon 10/133:30 pmYUL - FAT
2 stops11h 14mAir Canada
Deal found 7/28$853

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fresno to Ontario 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 29, 2025.
Use the filters below to find and compare flights from Fresno to Ontario that are best for you.

Fly from

Fresno

Fly to

Ontario

Route

Depart

Return

Price

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 9/10

10:09 am-6:12 am

2 stops17h 03m

Toronto Pearson Intl

Wed 9/17

9:45 am-9:24 am

1 stop26h 39m

$301

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 10/15

1:24 pm-3:00 pm

2 stops22h 36m

Toronto Pearson Intl

Wed 10/22

4:45 pm-9:35 am

2 stops19h 50m

$460

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Wed 9/10

10:09 am-7:20 pm

3 stops30h 11m

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

7:00 am-9:24 am

3 stops29h 24m

$469

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Mon 8/18

10:45 pm-4:07 pm

2 stops14h 22m

Montreal Pierre Elliott Trudeau Intl

Fri 8/22

6:00 am-8:59 pm

2 stops17h 59m

$601

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Wed 9/10

2:15 pm-4:28 pm

1 stop23h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

6:45 pm-10:44 pm

1 stop30h 59m

$611

FresnoToronto

FAT - YTZ

FATYTZ

Fresno Airterminal

Thu 8/28

5:54 pm-10:35 am

2 stops13h 41m

Toronto Island

Tue 9/2

7:45 am-9:19 am

2 stops28h 34m

$718

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Mon 10/6

8:31 am-12:36 am

2 stops13h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 10/13

1:30 pm-10:17 pm

2 stops11h 47m

$846

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Mon 8/11

2:50 pm-2:54 pm

1 stop21h 04m

Montreal Pierre Elliott Trudeau Intl

Thu 8/14

3:44 pm-9:44 am

1 stop21h 00m

$1,002

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Sun 8/17

3:44 pm-12:33 am

3 stops29h 49m

$121

FresnoToronto

FAT - YTZ

FATYTZ

Fresno Airterminal

Wed 10/15

2:32 pm-4:28 pm

3 stops22h 56m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 14 results
1
2

Best time to book a flight from Fresno to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Fresno 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.

Cheapflights Insights

Everything you need to know about your flight from Fresno to Ontario

What is the cheapest month to book a flight from Fresno to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Fresno to Region of Ontario (average of $243). Flying from Fresno to Region of Ontario in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FAT to ON?

Find hourly flight availability from Fresno to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

When flying from Fresno to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Fresno to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Fresno to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Air Canada
7.1
Good
9,826 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

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

  • What airport do you fly from for flights from Fresno to Ontario?

    Most people fly from Fresno Airterminal (FAT) if they book a flight from Fresno to Ontario. Fresno Airterminal is conveniently located just 4.8 mi from Fresno’s city center.

  • What are the cheapest airlines to fly from Fresno to Region of Ontario one-way?

    One-way options have recently been found by users for as low as $240 on United Airlines. Other airlines that offer cheap prices include Alaska Airlines from $266 and Delta from $695 one-way.

  • What are the most popular routes from Fresno to Region of Ontario?

    The most popular flight routes from Fresno to Region of Ontario are Fresno Airterminal - Toronto Pearson Intl, Fresno Airterminal - Montreal Pierre Elliott Trudeau Intl and Fresno Airterminal - Toronto Island.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Fresno to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Fresno to Region of Ontario (average of $243). Flying from Fresno to Region of Ontario in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Fresno to Ontario

Discover the top 4 airlines that operate flights from Fresno to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$153Average$452FlexibilityNo cancel feeOn-time67%
DeltaCheapest$164Average$372FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$337Average$516FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$338Average$488FlexibilityNo cancel feeOn-time71%

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