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Ontario

$185+ Cheap flights from Ontario to Ontario (ONT)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Ontario to Ontario

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

Round-trip from

$332
(Kiwi.com)

One-way from

$185
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$327
From Ontario to Ontario
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One-way flight from Ontario to Ontario
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Highest demand for flights based on searches. 10% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ontario to Ontario

Cheapest flights from Ontario to Ontario
Explore the most affordable flight options available from Ontario to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Thu 9/119:45 amYYZ - ONT
1 stop14h 09mMultiple Airlines
Mon 9/156:00 amONT - YYZ
2 stops13h 52mMultiple Airlines
Deal found 6/10$332
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/66:49 amYYZ - ONT
2 stops14h 03mAmerican Airlines
Thu 8/1412:22 pmONT - YYZ
2 stops21h 14mAmerican Airlines
Deal found 6/11$408
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/94:45 pmYYZ - ONT
1 stop20h 59mAlaska Airlines
Tue 9/163:04 pmONT - YYZ
1 stop20h 56mAlaska Airlines
Deal found 6/10$417
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:15 amYYZ - ONT
2 stops16h 05mDelta
Tue 8/1210:00 pmONT - YYZ
2 stops15h 10mDelta
Deal found 6/11$463
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 8/147:50 amYUL - ONT
2 stops13h 27mAmerican Airlines
Sat 8/1611:59 pmONT - YUL
2 stops10h 45mAmerican Airlines
Deal found 6/12$491
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/1110:25 amYOW - ONT
2 stops29h 07mUnited Airlines
Wed 8/136:31 pmONT - YOW
2 stops19h 35mUnited Airlines
Deal found 6/9$514
This Delta deal was found by Cheapflights users on 6/9. 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.
Fri 6/207:00 amYUL - ONT
2 stops19h 46mDelta
Mon 6/3010:05 pmONT - YUL
2 stops15h 02mDelta
Deal found 6/9$538
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/28:05 amYUL - ONT
1 stop17h 37mUnited Airlines
Mon 10/131:53 pmONT - YUL
2 stops22h 33mUnited Airlines
Deal found 6/11$552
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/72:45 pmYYZ - ONT
1 stop10h 21mUnited Airlines
Mon 8/116:10 amONT - YYZ
1 stop8h 45mUnited Airlines
Deal found 6/11$561
This Air Canada deal was found by Cheapflights users on 6/9. 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.
Thu 9/258:05 amYUL - ONT
1 stop12h 35mMultiple Airlines
Sun 10/56:37 pmONT - YUL
1 stop17h 49mMultiple Airlines
Deal found 6/9$585
This Kissandfly.com deal was found by Cheapflights users on 6/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/266:45 amYUL - ONT
2 stops19h 07mPorter Airlines
Sat 8/26:31 pmONT - YUL
3 stops16h 29mPorter Airlines
Deal found 6/11$600
This Kissandfly.com deal was found by Cheapflights users on 6/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/266:15 amYXU - ONT
2 stops17h 39mAir Canada
Sat 8/26:31 pmONT - YXU
2 stops19h 36mAir Canada
Deal found 6/11$607

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario 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 June 12, 2025.
Use the filters below to find and compare flights from Ontario to Ontario that are best for you.

Fly from

Ontario

Fly to

Ontario

Route

Depart

Return

Price

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 7/2

7:00 am-6:38 pm

1 stop14h 38m

Ontario

Wed 7/9

7:00 am-5:20 pm

1 stop7h 20m

$342

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Wed 8/6

6:49 am-5:52 pm

2 stops14h 03m

Ontario

Thu 8/14

12:22 pm-12:36 pm

2 stops21h 14m

$408

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 9/9

4:45 pm-10:44 am

1 stop20h 59m

Ontario

Tue 9/16

3:04 pm-3:00 pm

1 stop20h 56m

$417

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Tue 8/5

6:15 am-7:20 pm

2 stops16h 05m

Ontario

Tue 8/12

10:00 pm-4:10 pm

2 stops15h 10m

$463

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 8/14

7:50 am-6:17 pm

2 stops13h 27m

Ontario

Sat 8/16

11:59 pm-1:44 pm

2 stops10h 45m

$491

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 8/11

10:25 am-12:32 pm

2 stops29h 07m

Ontario

Wed 8/13

6:31 pm-5:06 pm

2 stops19h 35m

$514

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 10/2

8:05 am-10:42 pm

1 stop17h 37m

Ontario

Mon 10/13

1:53 pm-3:26 pm

2 stops22h 33m

$552

TorontoOntario

YYZ - ONT

YYZONT

Toronto Pearson Intl

Thu 8/7

2:45 pm-10:06 pm

1 stop10h 21m

Ontario

Mon 8/11

6:10 am-5:55 pm

1 stop8h 45m

$561

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 9/25

8:05 am-5:40 pm

1 stop12h 35m

Ontario

Sun 10/5

6:37 pm-3:26 pm

1 stop17h 49m

$585

MontrealOntario

YUL - ONT

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 7/26

6:45 am-10:52 pm

2 stops19h 07m

Ontario

Sat 8/2

6:31 pm-2:00 pm

3 stops16h 29m

$600

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 45 results
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Best time to book a flight from Ontario to Ontario

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

Cheapflights Insights

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

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

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Ontario (average of $246). Flying from Region of Ontario to Ontario in March is currently the most expensive (average of $328). 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 ON to ONT?

Find hourly flight availability from Ontario 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 June 12, 2025.

When flying from Region of Ontario to 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 Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 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 Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 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 June 12, 2025.
Read through reviews of airlines operating flights from Ontario to Ontario, such as Alaska Airlines, Porter Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Porter Airlines
8.0
Very good
288 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 into for flights to Ontario from Ontario?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly into when you book flights from Ontario to Ontario.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $237. Users have also found prices from $260 and $302 on Delta and United Airlines, respectively.

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

    When deciding which route to take from Region of Ontario to Ontario consider Toronto Pearson Intl - Ontario, Montreal Pierre Elliott Trudeau Intl - Ontario or Ottawa - Ontario as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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 Region of Ontario to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Ontario (average of $246). Flying from Region of Ontario to Ontario in March is currently the most expensive (average of $328). 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 Ontario 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 Ontario to Ontario

Discover the top 4 airlines that operate flights from Ontario 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$266Average$443FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$274Average$467FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$279Average$378FlexibilityNo cancel feeOn-time71%
DeltaCheapest$294Average$357FlexibilityNo cancel feeOn-timeN/A

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