HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Waterloo

$315+ Cheap flights from Ontario to Waterloo, IA (ALO)

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ALO
Jun 2 — Jun 91
Tue 6/2
Tue 6/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Waterloo 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 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 May 3, 2026.

This American Airlines deal was found by Cheapflights users on 5/2. 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.
Tue 6/166:24 pm
YYZ
-
ALO
1 stop21h 06m
American Airlines
Tue 6/235:00 am
ALO
-
YYZ
1 stop17h 29m
American Airlines
Deal found 5/2$462
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/133:13 pm
YYZ
-
ALO
1 stop24h 10m
American Airlines
Sat 6/205:00 am
ALO
-
YYZ
1 stop17h 23m
American Airlines
Deal found 4/29$548
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/293:10 pm
YYZ
-
ALO
1 stop9h 59m
American Airlines
Fri 6/53:00 pm
ALO
-
YYZ
1 stop20h 35m
American Airlines
Deal found 5/1$576
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Sun 5/317:20 am
YYZ
-
ALO
1 stop8h 12m
American Airlines
Sun 6/72:55 pm
ALO
-
YYZ
1 stop7h 34m
American Airlines
Deal found 5/2$577

Find flight deals from Ontario to Waterloo

Keep the following information in mind while searching for Ontario to Waterloo flight deals. Data was last updated May 3, 2026.

Round-trip from

$462
(American Airlines)

One-way from

$315
(American Airlines)
From Ontario to Waterloo
Search Deals
One-way flight from Ontario to Waterloo
Search Deals

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 May 3, 2026.
Use the filters below to find and compare flights from Ontario to Waterloo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Tue 6/16

6:24 pm-2:30 pm

1 stop21h 06m

Waterloo

Tue 6/23

5:00 am-11:29 pm

1 stop17h 29m

$462

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Sat 6/13

3:13 pm-2:23 pm

1 stop24h 10m

Waterloo

Sat 6/20

5:00 am-11:23 pm

1 stop17h 23m

$548

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Fri 5/29

3:10 pm-12:09 am

1 stop9h 59m

Waterloo

Fri 6/5

3:00 pm-12:35 pm

1 stop20h 35m

$576
Quickest round-trip

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Sun 5/31

7:20 am-2:32 pm

1 stop8h 12m

Waterloo

Sun 6/7

2:55 pm-11:29 pm

1 stop7h 34m

$577
Cheapest one-way
Quickest one-way

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Tue 6/16

7:25 am-12:21 am

1 stop17h 56m

$315

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Wed 6/17

7:25 am-12:21 am

1 stop17h 56m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Sorted by cheapest first

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
No data available for this route at this time. Please check back soon.

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 21h 06m. 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.

See more FAQs

Traveling to a place near Waterloo?

Book flights to Waterloo if you plan to visit one of these locations
Cedar Falls

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 Ontario to Waterloo

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Omaha flights
Calgary to Omaha flights
Ottawa to Omaha flights
Winnipeg to Des Moines flights
Edmonton to Des Moines 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.