HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$651+ Cheap flights from Waterloo, IA (ALO) 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — YYZ
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Waterloo 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 Waterloo to Ontario

Best flights from Waterloo to Ontario
Discover carefully curated flight deals from Waterloo to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 3, 2025.

This American Airlines deal was found by Cheapflights users on 11/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/202:12 pmALO - YYZ
1 stop21h 20mAmerican Airlines
Tue 2/2411:38 amYYZ - ALO
1 stop27h 00mAmerican Airlines
Deal found 11/30$651

Find flight deals from Waterloo to Ontario

Keep the following information in mind while searching for Waterloo to Ontario flight deals. Data was last updated December 3, 2025.

Round-trip from

$651
(American Airlines)
From Waterloo to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo 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 December 3, 2025.
Use the filters below to find and compare flights from Waterloo to Ontario that are best for you.

Fly from

Waterloo

Fly to

Ontario

Route

Depart

Return

Price

WaterlooToronto

ALO - YYZ

ALOYYZ

Waterloo

Fri 2/20

2:12 pm-12:32 pm

1 stop21h 20m

Toronto Pearson Intl

Tue 2/24

11:38 am-1:38 pm

1 stop27h 00m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

Best time to book a flight from Waterloo to Ontario

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

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

Currently, February is the cheapest month in which you can book a flight from Waterloo, Iowa to Region of Ontario (average of $131). Flying from Waterloo, Iowa to Region of Ontario in October is currently the most expensive (average of $696). 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 Waterloo 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 Waterloo to Ontario?

    Waterloo (ALO), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Waterloo to Ontario.

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

    American Airlines can get you from Waterloo, Iowa to Region of Ontario in just under 21h 20m. Your travel time can differ by up to . Airlines will cover a distance of 648 mi.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Waterloo, Iowa to Region of Ontario (average of $131). Flying from Waterloo, Iowa to Region of Ontario in October is currently the most expensive (average of $696). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Waterloo to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Omaha to Vancouver Intl flights
Des Moines to Pearson Intl flights
Cedar Rapids to Vancouver Intl flights
Omaha to Pierre Elliott Trudeau Intl flights
Omaha to Pearson Intl flights
Omaha to Calgary flights
Omaha to Abbotsford flights
Des Moines to Vancouver Intl flights
Cedar Rapids to Pearson Intl flights
Des Moines to Pierre Elliott Trudeau Intl flights
Cedar Rapids to Pierre Elliott Trudeau Intl flights
Des Moines to Toronto Island flights
Des Moines to Québec City flights
Des Moines to Calgary flights
Omaha to Victoria flights
Omaha to Winnipeg flights
Des Moines to Ottawa flights
Cedar Rapids to Québec City flights
Des Moines to Edmonton flights
Moline to Pearson Intl flights
Des Moines to Victoria flights
Des Moines to Winnipeg flights
Des Moines to Halifax flights
Omaha to Ottawa flights
Omaha to Halifax flights
Omaha to Québec City flights
Omaha to Saskatoon flights
Cedar Rapids to Victoria flights
Cedar Rapids to Calgary flights
Des Moines to St John flights
Cedar Rapids to Halifax flights
Cedar Rapids to Edmonton flights
Waterloo to Calgary flights
La Crosse to Calgary flights
Moline to Calgary flights
Moline to Halifax flights
Moline to Edmonton flights
Des Moines to Fredericton flights
Waterloo to Vancouver Intl flights
La Crosse to Pierre Elliott Trudeau Intl flights
La Crosse to Halifax flights
Dubuque to Pearson Intl flights
Dubuque to Calgary flights
Dubuque to Vancouver Intl flights
Dubuque to Edmonton flights
Waterloo to Pearson Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.