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Waterloo

$750+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ALO
Sep 8 — Sep 151
Tue 9/8
Tue 9/15
1 adult, Economy
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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 August 9, 2026.

This American Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 8/51:15 pm -
1 stop12h 07m
Wed 8/125:00 am -
1 stop17h 29m
Deal found 8/4$750
This American Airlines deal was found by Cheapflights users on 8/4. 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 8/412:45 pm -
2 stops12h 44m
Sat 8/155:00 am -
1 stop4h 59m
Deal found 8/4$792

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

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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.

  • 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?

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Cedar Falls

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