$537+ Cheap flights from Watertown, NY (ART) to Ontario
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
ART — YYZ
Dec 13 — Dec 201
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Watertown 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.Find flight deals from Watertown to Ontario
Best flights from Watertown to OntarioDiscover carefully curated flight deals from Watertown to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2025.
Discover carefully curated flight deals from Watertown to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2025.
This American Airlines deal was found by Cheapflights users on 11/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:24 amART - YYZ
2 stops16h 46mAmerican Airlines
Tue 5/511:30 amYYZ - ART
2 stops24h 30mAmerican Airlines
Deal found 11/10![American Airlines logo]()
$537
Cheap flight deals from Watertown to Ontario
Keep the following information in mind while searching for Watertown to Ontario flight deals. Data was last updated November 13, 2025.
Round-trip from | $537 (American Airlines) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Watertown 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 November 13, 2025.
Use the filters below to find and compare flights from Watertown to Ontario that are best for you.
Fly from
Watertown
Fly to
Ontario
Route
Depart
Return
Price
WatertownToronto
ART - YYZ
ARTYYZ
Watertown
Sat 5/2
6:24 am-11:10 pm
2 stops16h 46m
Toronto Pearson Intl
Tue 5/5
11:30 am-12:00 pm
2 stops24h 30m
$537
Best time to book a flight from Watertown to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Watertown 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 Watertown to Ontario
No data available for this route at this time. Please check back soon.