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Ontario

$191+ 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — YYZ
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/158:25 amFAT - YYZ
1 stop19h 22mMultiple Airlines
Thu 1/158:00 pmYYZ - FAT
1 stop16h 46mMultiple Airlines
Deal found 12/11$339
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sun 12/284:01 pmFAT - YYZ
2 stops24h 35mMultiple Airlines
Sun 1/48:00 pmYYZ - FAT
1 stop14h 45mMultiple Airlines
Deal found 12/10$658
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sun 12/2811:53 pmFAT - YYZ
1 stop16h 52mUnited Airlines
Fri 1/23:30 pmYYZ - FAT
1 stop10h 13mUnited Airlines
Deal found 12/10$666
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Fri 12/268:15 amFAT - YYZ
2 stops27h 05mUnited Airlines
Fri 1/29:00 amYYZ - FAT
1 stop16h 43mUnited Airlines
Deal found 12/10$700
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sat 12/2710:35 amFAT - YYZ
2 stops32h 37mMultiple Airlines
Sun 1/48:00 pmYYZ - FAT
1 stop14h 45mMultiple Airlines
Deal found 12/10$708
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sat 12/2710:35 amFAT - YYZ
2 stops32h 37mMultiple Airlines
Fri 1/28:00 pmYYZ - FAT
1 stop16h 45mMultiple Airlines
Deal found 12/10$728
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Sat 12/205:07 pmFAT - YYZ
1 stop10h 13mMultiple Airlines
Tue 12/306:30 pmYYZ - FAT
2 stops43h 45mMultiple Airlines
Deal found 12/11$731
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sat 12/278:15 amFAT - YYZ
1 stop12h 50mUnited Airlines
Fri 1/28:30 amYYZ - FAT
1 stop11h 47mUnited Airlines
Deal found 12/10$733

Find flight deals from Fresno to Ontario

Keep the following information in mind while searching for Fresno to Ontario flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$302
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$792
Provider with most accurate pricing for Fresno Airterminal-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Fresno Airterminal-Toronto (YTO) flights.
Search Deals
From Fresno Airterminal to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Sun 1/25

5:43 pm-6:47 am

1 stop10h 04m

Toronto Pearson Intl

Sun 2/1

8:00 pm-2:42 pm

1 stop21h 42m

$302

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Fri 1/9

4:34 pm-3:35 pm

1 stop20h 01m

Toronto Pearson Intl

Sun 1/11

4:45 pm-3:37 pm

1 stop25h 52m

$499

FresnoToronto

FAT - YTZ

FATYTZ

Fresno Airterminal

Sun 1/25

5:43 pm-4:25 pm

3 stops19h 42m

Toronto Island

Sun 2/1

7:40 pm-8:28 pm

3 stops27h 48m

$517

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 1/14

6:02 am-3:35 pm

2 stops30h 33m

Toronto Pearson Intl

Sun 1/18

4:45 pm-9:51 am

2 stops20h 06m

$526

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 1/14

12:53 pm-10:53 am

2 stops19h 00m

Toronto Pearson Intl

Sun 1/18

1:14 pm-11:04 pm

2 stops12h 50m

$544

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Sun 1/25

5:43 pm-5:00 pm

2 stops20h 17m

Montreal Pierre Elliott Trudeau Intl

Sun 2/1

7:30 pm-2:42 pm

3 stops22h 12m

$545

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 5/27

6:00 am-4:45 pm

1 stop7h 45m

Toronto Pearson Intl

Mon 6/1

5:50 pm-9:44 pm

1 stop6h 54m

$552

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 1/14

5:10 am-3:02 pm

1 stop6h 52m

Toronto Pearson Intl

Sun 1/18

4:10 pm-9:03 pm

1 stop7h 53m

$552

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 5/27

7:35 pm-3:35 pm

1 stop17h 00m

Toronto Pearson Intl

Mon 6/1

4:45 pm-10:07 pm

1 stop8h 22m

$552

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 3/25

2:31 pm-3:35 pm

1 stop22h 04m

Toronto Pearson Intl

Mon 3/30

4:45 pm-10:00 pm

1 stop8h 15m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 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, July is the cheapest month in which you can book a flight from Fresno to Region of Ontario (average of $144). Flying from Fresno to Region of Ontario in March is currently the most expensive (average of $499). 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 December 12, 2025.

It’s typically best to fly out from Fresno to Region of Ontario at noon. Doing so could potentially save you 59% on the flight price compared to flying in the evening, which is usually more expensive.

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 December 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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.
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,048 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
10,514 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • How long is the flight from Fresno to Region of Ontario?

    There are many flights that can get you from Fresno to Region of Ontario in 17h 59m. Fly via Alaska Airlines, American Airlines, or United Airlines to get the fastest option. Airlines will cover a distance of 2430 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, July is the cheapest month in which you can book a flight from Fresno to Region of Ontario (average of $144). Flying from Fresno to Region of Ontario in March is currently the most expensive (average of $499). 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$164Average$434FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$346Average$590FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$386Average$612FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$433Average$580FlexibilityNo cancel feeOn-time71%

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