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Waterloo

$565+ Cheap flights from Ontario to Waterloo, IA (ALO)

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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ALO
feb. 17 — feb. 241
mar. 2/17
mar. 2/24
1 adult, Economy
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Cheap flight deals from Ontario to Waterloo

Keep the following information in mind while searching for Ontario to Waterloo flight deals. Data was last updated enero 18, 2026.

Round-trip from

$565
(American Airlines)
From Ontario to Waterloo
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Find flight deals from Ontario to Waterloo

Cheapest flights from Ontario to Waterloo
Explore the most affordable flight options available from Ontario to Waterloo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 18, 2026.

This American Airlines deal was found by Cheapflights users on 1/16. 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.
vie. 2/136:17 pm
YYZ
-
ALO
1 stop6h 36m
American Airlines
vie. 2/203:15 pm
ALO
-
YYZ
1 stop20h 15m
American Airlines
Deal found 1/16$565

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Waterloo 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 enero 18, 2026.
Use the filters below to find and compare flights from Ontario to Waterloo that are best for you.

Fly from

Ontario

Fly to

Waterloo

Route

Depart

Return

Price

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

vie. 2/13

6:17 pm-11:53 pm

1 stop6h 36m

Waterloo

vie. 2/20

3:15 pm-12:30 pm

1 stop20h 15m

$565

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Best time to book a flight from Ontario to Waterloo

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

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

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Waterloo, Iowa (average of $250). Flying from Region of Ontario to Waterloo, Iowa in October is currently the most expensive (average of $573). 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 Ontario to Waterloo. 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 Waterloo from Ontario?

    Waterloo (ALO) is the airport you will fly into if you book a flight from Ontario to Waterloo. It is only a 5.3 mi journey from Waterloo (ALO) to Waterloo’s city center.

  • How long is the flight from Region of Ontario to Waterloo, Iowa?

    American Airlines can get you from Region of Ontario to Waterloo, Iowa in just under 6h 36m. Your travel time can differ by up to . Region of Ontario and Waterloo, Iowa are separated by a distance of 648 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Waterloo 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 Waterloo, Iowa?

    Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Waterloo, Iowa (average of $250). Flying from Region of Ontario to Waterloo, Iowa in October is currently the most expensive (average of $573). 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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