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Cheap flights from Ontario to Waterloo from $289

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Waterloo departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Waterloo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:25 pm - 12:22 am
YYZ
-
ALO
6h 57m
1 stop
American Airlines Logo
5:06 am - 12:37 pm
ALO
-
YYZ
6h 31m
1 stop
$522American Airlines
Sat, Jul 25 - Wed, Jul 29
American Airlines Logo
3:14 pm - 12:29 am
YYZ
-
ALO
10h 15m
1 stop
American Airlines Logo
3:23 pm - 12:33 pm
ALO
-
YYZ
20h 10m
1 stop
$552American Airlines
Mon, Aug 3 - Mon, Aug 10
American Airlines Logo
6:15 pm - 12:29 am
YYZ
-
ALO
7h 14m
1 stop
American Airlines Logo
5:00 am - 5:41 pm
ALO
-
YYZ
11h 41m
2 stops
$568American Airlines
Mon, Aug 3 - Mon, Aug 10
American Airlines Logo
5:25 pm - 12:22 am
YYZ
-
ALO
7h 57m
2 stops
American Airlines Logo
5:06 am - 2:59 pm
ALO
-
YYZ
8h 53m
2 stops
$600American Airlines
Sat, Jul 25 - Wed, Jul 29
American Airlines Logo
6:29 pm - 2:52 pm
YYZ
-
ALO
21h 23m
1 stop
American Airlines Logo
5:00 am - 11:29 pm
ALO
-
YYZ
17h 29m
1 stop
$637American Airlines
Sun, Aug 16 - Sun, Aug 23
American Airlines Logo
5:25 pm - 12:22 am
YYZ
-
ALO
7h 57m
2 stops
American Airlines Logo
3:23 pm - 11:29 pm
ALO
-
YYZ
7h 06m
1 stop
$647American Airlines
Sun, Aug 16 - Sun, Aug 23
American Airlines Logo
5:25 pm - 12:22 am
YYZ
-
ALO
7h 57m
2 stops
American Airlines Logo
5:00 am - 2:58 pm
ALO
-
YYZ
8h 58m
2 stops
$657American Airlines
Sun, Aug 16 - Sun, Aug 23
American Airlines Logo
11:00 am - 12:29 am
YYZ
-
ALO
14h 29m
2 stops
American Airlines Logo
5:00 am - 5:41 pm
ALO
-
YYZ
11h 41m
2 stops
$688American Airlines
Mon, Aug 3 - Mon, Aug 10

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American Airlines flights from Region of Ontario to Waterloo, Iowa

Our best American Airlines deals on Region of Ontario to Waterloo, Iowa flight tickets
American Airlines
Jul 25
YYZ6:25 pmToronto Pearson Intl
6h 57m
1 stop
ALO12:22 amWaterloo
Jul 29
ALO5:06 amWaterloo
6h 31m
1 stop
YYZ12:37 pmToronto Pearson Intl
$522
American Airlines
Aug 3
YYZ3:14 pmToronto Pearson Intl
10h 15m
1 stop
ALO12:29 amWaterloo
Aug 10
ALO3:23 pmWaterloo
20h 10m
1 stop
YYZ12:33 pmToronto Pearson Intl
$552
American Airlines
Aug 3
YYZ6:15 pmToronto Pearson Intl
7h 14m
1 stop
ALO12:29 amWaterloo
Aug 10
ALO5:00 amWaterloo
11h 41m
2 stops
YYZ5:41 pmToronto Pearson Intl
$568

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Waterloo, Iowa 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, momondo users made 832,500 searches. Data last updated July 7, 2026.
Use the filters below to find and compare flights from Ontario to Waterloo, Iowa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Sat 7/25

6:25 pm-12:22 am

1 stop6h 57m

Waterloo

Wed 7/29

5:06 am-12:37 pm

1 stop6h 31m

$522

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Mon 8/3

3:14 pm-12:29 am

1 stop10h 15m

Waterloo

Mon 8/10

3:23 pm-12:33 pm

1 stop20h 10m

$552

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Mon 8/3

6:15 pm-12:29 am

1 stop7h 14m

Waterloo

Mon 8/10

5:00 am-5:41 pm

2 stops11h 41m

$568

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Sat 7/25

5:25 pm-12:22 am

2 stops7h 57m

Waterloo

Wed 7/29

5:06 am-2:59 pm

2 stops8h 53m

$600

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Sun 8/16

6:29 pm-2:52 pm

1 stop21h 23m

Waterloo

Sun 8/23

5:00 am-11:29 pm

1 stop17h 29m

$637

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Sun 8/16

5:25 pm-12:22 am

2 stops7h 57m

Waterloo

Sun 8/23

3:23 pm-11:29 pm

1 stop7h 06m

$647

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Sun 8/16

5:25 pm-12:22 am

2 stops7h 57m

Waterloo

Sun 8/23

5:00 am-2:58 pm

2 stops8h 58m

$657

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Mon 8/3

11:00 am-12:29 am

2 stops14h 29m

Waterloo

Mon 8/10

5:00 am-5:41 pm

2 stops11h 41m

$688
Cheapest one-way
Quickest one-way

TorontoWaterloo

YYZ - ALO

YYZALO

Toronto Pearson Intl

Wed 8/19

3:14 pm-12:22 am

1 stop10h 08m

$289

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Waterloo from

How to get the cheapest flight ticket from Region of Ontario to Waterloo, Iowa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Waterloo?

American Airlines is the most popular carrier operating from Ontario to Waterloo

Cheap Region of Ontario to Waterloo, Iowa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Waterloo, Iowa

Fastest flight time

10h 15m

Direct flights

None
The fastest flight from Region of Ontario to Waterloo, Iowa takes 10h 15m
There are no direct flights from Region of Ontario to Waterloo, Iowa. There are no popular flight routes from Region of Ontario to Waterloo, Iowa.
Search flight deals

Frequently asked questions about flying from Ontario to Waterloo, Iowa

  • When did momondo last update prices for flights from Ontario to Waterloo Airport?

    Prices for flights from Ontario to Waterloo Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario to Waterloo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Waterloo Airport.

  • What documentation or ID do you need to fly to Waterloo Airport?

    The travel and health documents you'll need for your trip to Waterloo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Waterloo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Waterloo?

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

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Waterloo?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Waterloo. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Waterloo with flexible booking policies on momondo?

All flight searches from Ontario to Waterloo on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Waterloo?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Waterloo from Ontario.

I’m not ready to book a flight from Ontario to Waterloo right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Waterloo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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