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$143+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — YYZ
Apr 30 — May 71
Wed 4/30
Wed 5/7
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 April 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$301
(Kiwi.com)

One-way from

$143
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$422
Provider with most accurate pricing for Fresno Airterminal-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Fresno Airterminal-Toronto (YTO) flights.
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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. 13% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/1411:09 amFAT - YYZ
2 stops16h 05mMultiple Airlines
Mon 5/198:05 pmYYZ - FAT
1 stop16h 44mMultiple Airlines
Deal found 4/24$301
This Delta deal was found by Cheapflights users on 4/24. 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.
Tue 5/1310:45 pmFAT - YYZ
1 stop8h 35mDelta
Mon 5/195:50 pmYYZ - FAT
1 stop6h 33mDelta
Deal found 4/24$341
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Tue 5/137:00 amFAT - YYZ
1 stop6h 42mUnited Airlines
Mon 5/196:30 amYYZ - FAT
2 stops19h 15mUnited Airlines
Deal found 4/24$346
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Wed 5/147:12 pmFAT - YYZ
2 stops12h 03mAmerican Airlines
Mon 5/191:29 pmYYZ - FAT
2 stops11h 35mAmerican Airlines
Deal found 4/24$390
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
Mon 6/97:35 pmFAT - YYZ
1 stop16h 25mAlaska Airlines
Wed 6/184:45 pmYYZ - FAT
1 stop8h 23mAlaska Airlines
Deal found 4/25$464
This Mytrip deal was found by Cheapflights users on 4/25. 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.
Mon 6/93:25 pmFAT - YUL
3 stops30h 18mMultiple Airlines
Mon 6/166:45 amYUL - FAT
3 stops36h 33mMultiple Airlines
Deal found 4/25$516
This Mytrip deal was found by Cheapflights users on 4/25. 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.
Sun 5/112:56 pmFAT - YTZ
2 stops19h 44mMultiple Airlines
Wed 5/147:00 amYTZ - FAT
2 stops27h 39mMultiple Airlines
Deal found 4/25$554
This Air Canada deal was found by Cheapflights users on 4/25. 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.
Tue 6/36:09 pmFAT - YTZ
2 stops17h 41mAir Canada
Mon 6/168:25 pmYTZ - FAT
2 stops19h 59mAir Canada
Deal found 4/25$562
This Booking.com deal was found by Cheapflights users on 4/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/96:05 pmFAT - YUL
1 stop11h 19mAir Canada
Mon 6/169:45 pmYUL - FAT
2 stops22h 43mAir Canada
Deal found 4/25$582
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Mon 6/96:05 pmFAT - YUL
2 stops13h 35mUnited Airlines
Mon 6/164:45 pmYUL - FAT
2 stops22h 03mUnited Airlines
Deal found 4/25$616
This Delta deal was found by Cheapflights users on 4/25. 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.
Thu 7/2410:50 pmFAT - YUL
2 stops14h 15mDelta
Sat 8/97:00 amYUL - FAT
2 stops17h 42mDelta
Deal found 4/25$1,459
This Avianca deal was found by Cheapflights users on 4/25. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/306:09 pmFAT - YYZ
2 stops18h 01mAvianca
Sat 7/51:55 amYYZ - FAT
2 stops19h 35mAvianca
Deal found 4/25$2,427

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 April 25, 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 5/14

11:09 am-6:14 am

2 stops16h 05m

Toronto Pearson Intl

Mon 5/19

8:05 pm-9:49 am

1 stop16h 44m

$301

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Tue 5/13

10:45 pm-10:20 am

1 stop8h 35m

Toronto Pearson Intl

Mon 5/19

5:50 pm-9:23 pm

1 stop6h 33m

$341

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Tue 5/13

7:00 am-4:42 pm

1 stop6h 42m

Toronto Pearson Intl

Mon 5/19

6:30 am-10:45 pm

2 stops19h 15m

$346

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 5/14

7:12 pm-10:15 am

2 stops12h 03m

Toronto Pearson Intl

Mon 5/19

1:29 pm-10:04 pm

2 stops11h 35m

$390

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Mon 6/9

7:35 pm-3:00 pm

1 stop16h 25m

Toronto Pearson Intl

Wed 6/18

4:45 pm-10:08 pm

1 stop8h 23m

$464

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Mon 6/9

3:25 pm-12:43 am

3 stops30h 18m

Montreal Pierre Elliott Trudeau Intl

Mon 6/16

6:45 am-4:18 pm

3 stops36h 33m

$516

FresnoToronto

FAT - YTZ

FATYTZ

Fresno Airterminal

Sun 5/11

2:56 pm-1:40 pm

2 stops19h 44m

Toronto Island

Wed 5/14

7:00 am-7:39 am

2 stops27h 39m

$554

FresnoToronto

FAT - YTZ

FATYTZ

Fresno Airterminal

Tue 6/3

6:09 pm-2:50 pm

2 stops17h 41m

Toronto Island

Mon 6/16

8:25 pm-1:24 pm

2 stops19h 59m

$562

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Mon 6/9

6:05 pm-8:24 am

1 stop11h 19m

Montreal Pierre Elliott Trudeau Intl

Mon 6/16

9:45 pm-5:28 pm

2 stops22h 43m

$582

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Mon 6/9

6:05 pm-10:40 am

2 stops13h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 6/16

4:45 pm-11:48 am

2 stops22h 03m

$616

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 18 results
1
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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 July is currently the most expensive (average of $359). 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 April 25, 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 April 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Fresno to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,927 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Air Canada
7.0
Good
9,207 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 $143 on Alaska Airlines. Other airlines that offer cheap prices include Delta from $148 and Air Canada from $158 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 July is currently the most expensive (average of $359). 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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Alternative routes for Fresno to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$153Average$345FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$327Average$531FlexibilityNo cancel feeOn-time69%
DeltaCheapest$336Average$437FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$338Average$482FlexibilityNo cancel feeOn-time71%

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