HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$116+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — YYZ
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Fresno to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$287
(Kiwi.com)

One-way from

$116
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$430
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
One-way flight from Fresno Airterminal to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($89 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 April 2025
Search Deals

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 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/302:01 pmFAT - YYZ
2 stops13h 11mMultiple Airlines
Wed 5/79:45 amYYZ - FAT
1 stop24h 58mMultiple Airlines
Deal found 4/1$287
This Air Canada deal was found by Cheapflights users on 4/3. 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.
Sun 5/115:30 amFAT - YYZ
1 stop9h 25mAir Canada
Sun 5/186:20 pmYYZ - FAT
1 stop18h 33mAir Canada
Deal found 4/3$371
This Mytrip deal was found by Cheapflights users on 4/2. 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.
Sat 5/1712:09 pmFAT - YUL
3 stops33h 28mMultiple Airlines
Sat 5/247:00 amYUL - FAT
3 stops27h 49mMultiple Airlines
Deal found 4/2$379
This Delta deal was found by Cheapflights users on 4/2. 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 6/910:40 pmFAT - YYZ
2 stops14h 34mDelta
Wed 6/1811:40 amYYZ - FAT
1 stop12h 36mDelta
Deal found 4/2$381
This United Airlines deal was found by Cheapflights users on 4/2. 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 5/175:30 amFAT - YUL
1 stop11h 35mUnited Airlines
Sat 5/244:45 pmYUL - FAT
1 stop10h 07mUnited Airlines
Deal found 4/2$404
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/175:05 amFAT - YUL
2 stops12h 31mAir Canada
Sat 5/248:15 amYUL - FAT
2 stops17h 11mAir Canada
Deal found 4/1$421
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1711:59 pmFAT - YUL
1 stop11h 50mAmerican Airlines
Sat 5/243:44 pmYUL - FAT
1 stop20h 59mAmerican Airlines
Deal found 4/1$467
This Mytrip deal was found by Cheapflights users on 4/3. 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 4/136:35 pmFAT - YTZ
2 stops21h 18mMultiple Airlines
Sun 4/201:50 pmYTZ - FAT
2 stops22h 08mMultiple Airlines
Deal found 4/3$497
This Alaska Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 10/244:35 pmFAT - YYZ
1 stop19h 25mAlaska Airlines
Mon 10/274:45 pmYYZ - FAT
2 stops21h 51mAlaska Airlines
Deal found 4/2$498
This United Airlines deal was found by Cheapflights users on 4/2. 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 7/117:00 amFAT - YYZ
1 stop13h 58mUnited Airlines
Thu 7/177:00 amYYZ - FAT
1 stop18h 30mUnited Airlines
Deal found 4/2$511
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/17:10 pmFAT - YYZ
2 stops12h 56mAmerican Airlines
Thu 4/107:30 amYYZ - FAT
2 stops11h 09mAmerican Airlines
Deal found 4/1$722
This Delta deal was found by Cheapflights users on 4/2. 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 6/126:10 amFAT - YUL
2 stops14h 45mDelta
Mon 6/167:00 amYUL - FAT
2 stops17h 28mDelta
Deal found 4/2$983

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 3, 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 4/30

2:01 pm-6:12 am

2 stops13h 11m

Toronto Pearson Intl

Wed 5/7

9:45 am-7:43 am

1 stop24h 58m

$287

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Sun 5/11

5:30 am-5:55 pm

1 stop9h 25m

Toronto Pearson Intl

Sun 5/18

6:20 pm-9:53 am

1 stop18h 33m

$371

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Sat 5/17

12:09 pm-12:37 am

3 stops33h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 5/24

7:00 am-7:49 am

3 stops27h 49m

$379

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Mon 6/9

10:40 pm-4:14 pm

2 stops14h 34m

Toronto Pearson Intl

Wed 6/18

11:40 am-9:16 pm

1 stop12h 36m

$381

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Sat 5/17

5:30 am-8:05 pm

1 stop11h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 5/24

4:45 pm-11:52 pm

1 stop10h 07m

$404

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Sat 5/17

5:05 am-8:36 pm

2 stops12h 31m

Montreal Pierre Elliott Trudeau Intl

Sat 5/24

8:15 am-10:26 pm

2 stops17h 11m

$421

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Sat 5/17

11:59 pm-2:49 pm

1 stop11h 50m

Montreal Pierre Elliott Trudeau Intl

Sat 5/24

3:44 pm-9:43 am

1 stop20h 59m

$467

FresnoToronto

FAT - YTZ

FATYTZ

Fresno Airterminal

Sun 4/13

6:35 pm-6:53 pm

2 stops21h 18m

Toronto Island

Sun 4/20

10:40 am-8:58 am

3 stops25h 18m

$508

FresnoToronto

FAT - YYZ

FATYYZ

Fresno Airterminal

Wed 6/4

6:05 pm-12:56 pm

2 stops15h 51m

Toronto Pearson Intl

Sun 6/8

6:30 am-8:24 pm

2 stops16h 54m

$536

FresnoMontreal

FAT - YUL

FATYUL

Fresno Airterminal

Thu 6/12

6:10 am-11:55 pm

2 stops14h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 6/16

7:00 am-9:28 pm

2 stops17h 28m

$983

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 18 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 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 3, 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 3, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Fresno to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

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
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

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
8,619 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

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
10,000 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

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
7.0
Good
9,028 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

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.

  • 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 $157 on United Airlines. Other airlines that offer cheap prices include American Airlines from $159 and Air Canada from $230 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Fresno to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Vancouver Intl flights
San Francisco to Vancouver Intl flights
Los Angeles to Pearson Intl flights
San Francisco to Pearson Intl flights
Los Angeles to Calgary flights
Ontario to Vancouver Intl flights
Sacramento to Vancouver Intl flights
Los Angeles to Abbotsford flights
San Diego to Vancouver Intl flights
San Francisco to Calgary flights
San Francisco to Abbotsford flights
Los Angeles to Pierre Elliott Trudeau Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Santa Ana to Vancouver Intl flights
Las Vegas to Vancouver Intl flights
San Diego to Calgary flights
Los Angeles to Toronto Island flights
Los Angeles to Edmonton flights
San Jose to Vancouver Intl flights
San Diego to Pearson Intl flights
Ontario to Pearson Intl flights
Ontario to Calgary flights
Santa Ana to Calgary flights
Oakland to Vancouver Intl flights
San Diego to Pierre Elliott Trudeau Intl flights
Las Vegas to Pearson Intl flights
San Francisco to Edmonton flights
Los Angeles to Region of Waterloo Intl flights
San Francisco to Region of Waterloo Intl flights
San Diego to Abbotsford flights
Sacramento to Pearson Intl flights
Burbank to Vancouver Intl flights
Los Angeles to Hamilton flights
Palm Springs to Vancouver Intl flights
San Francisco to Toronto Island flights
San Francisco to Hamilton flights
San Jose to Pearson Intl flights
Oakland to Pearson Intl flights
Sacramento to Abbotsford flights
Ontario to Pierre Elliott Trudeau Intl flights
Los Angeles to Victoria flights
Las Vegas to Calgary flights
Las Vegas to Abbotsford flights
San Francisco to Victoria flights
San Francisco to Ottawa flights
Las Vegas to Pierre Elliott Trudeau Intl flights
Sacramento to Pierre Elliott Trudeau Intl flights
Los Angeles to Winnipeg flights
San Francisco to Québec City flights
Sacramento to Calgary flights

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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$153Average$345FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$324Average$532FlexibilityNo cancel feeOn-time69%
DeltaCheapest$336Average$445FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$338Average$499FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.