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$125+ Cheap flights from New Windsor (SWF) 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — YYZ
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Stewart to Ontario

Keep the following information in mind while searching for Stewart to Ontario flight deals. Data was last updated September 11, 2025.

Round-trip from

$373
(Kiwi.com)

One-way from

$130
(Kiwi.com)

Popular in

November

Cheapest in

May

Average price

$253
From New Windsor Stewart to Ontario
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One-way flight from New Windsor Stewart to Ontario
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Highest demand for flights based on searches. 12% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Stewart to Ontario

Cheapest flights from Stewart to Ontario
Explore the most affordable flight options available from Stewart to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2411:31 amSWF - YYZ
1 stop12h 21mMultiple Airlines
Fri 10/3111:30 pmYYZ - SWF
2 stops36h 33mMultiple Airlines
Deal found 9/9$373
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/211:43 amSWF - YYZ
1 stop10h 57mMultiple Airlines
Mon 10/67:45 amYYZ - SWF
2 stops9h 43mMultiple Airlines
Deal found 9/8$584
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/611:43 amSWF - YYZ
1 stop12h 28mMultiple Airlines
Thu 11/138:15 pmYYZ - SWF
2 stops15h 29mMultiple Airlines
Deal found 9/10$714

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart 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 September 11, 2025.
Use the filters below to find and compare flights from New Windsor to Ontario that are best for you.

Fly from

Stewart

Fly to

Ontario

Route

Depart

Return

Price

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Fri 10/24

11:31 am-11:52 pm

1 stop12h 21m

Toronto Pearson Intl

Fri 10/31

11:30 pm-12:03 pm

2 stops36h 33m

$373

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Thu 10/2

11:43 am-10:40 pm

1 stop10h 57m

Toronto Pearson Intl

Mon 10/6

7:45 am-5:28 pm

2 stops9h 43m

$584

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Thu 11/6

11:43 am-12:11 am

1 stop12h 28m

Toronto Pearson Intl

Thu 11/13

8:15 pm-11:44 am

2 stops15h 29m

$714

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Mon 1/26

11:09 am-10:12 pm

1 stop11h 03m

$125

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Fri 10/3

12:11 pm-11:52 pm

1 stop11h 41m

$128

New WindsorToronto

SWF - YYZ

SWFYYZ

New Windsor Stewart

Thu 9/25

7:12 pm-9:21 pm

1 stop26h 09m

$130

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Mon 12/15

12:27 pm-3:10 pm

1 stop26h 43m

$161

New WindsorMontreal

SWF - YUL

SWFYUL

New Windsor Stewart

Fri 10/3

12:11 pm-2:20 pm

2 stops26h 09m

$230

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Stewart to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Stewart 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 New Windsor to Ontario

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

Currently, January is the cheapest month in which you can book a flight from New Windsor to Region of Ontario (average of $243). Flying from New Windsor 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.

Related info for your journey

Find useful and relevant information for your journey from Stewart 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 New Windsor to Ontario?

    New Windsor Stewart (SWF), located 4.3 mi from the city center, is the airport you fly out of when you book flights from New Windsor to Ontario.

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

    Most travelers choose New Windsor Stewart - Toronto Pearson Intl, New Windsor Stewart - Ottawa or New Windsor Stewart - Montreal Pierre Elliott Trudeau Intl when deciding on the best route from New Windsor to Region of Ontario.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from New Windsor to Region of Ontario (average of $243). Flying from New Windsor 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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