$190+ Cheap flights from New Windsor to Ontario (SWF - 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — ONT
Sep 30 — Oct 71
Round-trip
1 adult, Economy
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Find cheap flights from Stewart 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 Stewart to Ontario
One-way
One-way flights from Stewart to OntarioSearch for one-way flight options from Stewart to Ontario. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
Search for one-way flight options from Stewart to Ontario. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 11/412:39 pm -
2 stops14h 12m
Deal found 8/26![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/1612:39 pm -
2 stops14h 08m
Deal found 8/27![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/2210:38 am -
3 stops50h 51m
Deal found 8/27![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 9/2510:48 am -
3 stops39h 59m
Deal found 8/26![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 10/57:13 pm -
2 stops18h 17m
Deal found 8/29![Multiple Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 11/2011:29 am -
2 stops29h 07m
Deal found 8/27![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/2312:39 pm -
3 stops38h 08m
Deal found 8/30![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/2910:38 am -
2 stops35h 30m
Deal found 8/27![Multiple Airlines logo]()
$259
Find flight deals from Stewart to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 31, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Popular in | June |
Cheapest in | January |
Average price | $468 |
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 7,457,451 searches. Data last updated August 31, 2026.
Use the filters below to find and compare flights from New Windsor to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest one-way
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Wed 11/4
12:39 pm-11:51 pm
2 stops14h 12m
$190
Quickest one-way
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Wed 9/16
12:39 pm-11:47 pm
2 stops14h 08m
$201
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Thu 10/22
10:38 am-10:29 am
3 stops50h 51m
$223
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Fri 9/25
10:48 am-11:47 pm
3 stops39h 59m
$229
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Fri 11/20
11:29 am-1:36 pm
2 stops29h 07m
$244
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Wed 9/23
12:39 pm-11:47 pm
3 stops38h 08m
$248
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Thu 10/15
10:18 am-9:09 am
3 stops49h 51m
$260
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Sun 10/4
11:48 am-5:48 pm
3 stops33h 00m
$263
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Thu 10/1
10:56 am-11:47 pm
2 stops15h 51m
$277
New WindsorOntario
SWF New Windsor Stewart - ONT Ontario
SWFONT
New Windsor Stewart
Mon 10/5
12:16 pm-10:30 am
3 stops25h 14m
$291
Sorted by cheapest first
- Most accurate provider: When it comes to deals on New Windsor-Ontario flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on New Windsor-Ontario flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from New Windsor-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New Windsor-Ontario flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Windsor-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SWF-ONT
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.
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.
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