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Cheap flights from Toronto Region of Waterloo Intl Airport to the United States from C$ 183

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto Region of Waterloo Intl Airport to the United States departing on 17/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Toronto Region of Waterloo Intl Airport to the United States

Cheap round-trip flights

WestJet Logo
6:00 a.m. - 12:59 p.m.YKF-SEA
9h 59m1 stop
WestJet Logo
3:10 p.m. - 5:28 a.m.SEA-YKF
11h 18m1 stop
C$ 300WestJet
Find Deal
Sat, 25 Oct - Sun, 2 Nov
WestJet Logo
6:00 a.m. - 6:09 p.m.YKF-LAX
15h 09m2 stops
WestJet Logo
5:45 p.m. - 5:28 a.m.LAX-YKF
8h 43m1 stop
C$ 300WestJet
Find Deal
Sat, 25 Oct - Wed, 29 Oct
WestJet Logo
6:20 a.m. - 2:20 p.m.YKF-SEA
11h 00m1 stop
WestJet Logo
3:10 p.m. - 5:28 a.m.SEA-YKF
11h 18m1 stop
C$ 316WestJet
Find Deal
Thu, 27 Nov - Sun, 30 Nov
WestJet Logo
6:20 a.m. - 10:03 p.m.YKF-LAX
18h 43m1 stop
WestJet Logo
5:45 p.m. - 5:28 a.m.LAX-YKF
8h 43m1 stop
C$ 321WestJet
Find Deal
Thu, 4 Dec - Sun, 7 Dec
WestJet Logo
6:20 a.m. - 10:03 p.m.YKF-LAX
18h 43m1 stop
WestJet Logo
5:45 p.m. - 5:28 a.m.LAX-YKF
8h 43m1 stop
C$ 329WestJet
Find Deal
Mon, 3 Nov - Fri, 7 Nov
WestJet Logo
6:00 a.m. - 12:59 p.m.YKF-SEA
9h 59m1 stop
WestJet Logo
3:10 p.m. - 5:28 a.m.SEA-YKF
11h 18m1 stop
C$ 336WestJet
Find Deal
Sat, 25 Oct - Sun, 2 Nov
WestJet Logo
6:20 a.m. - 10:03 p.m.YKF-LAX
18h 43m1 stop
WestJet Logo
11:50 a.m. - 5:28 a.m.LAX-YKF
14h 38m2 stops
C$ 340WestJet
Find Deal
Sat, 1 Nov - Sun, 2 Nov
WestJet Logo
6:00 a.m. - 5:16 p.m.YKF-LAX
14h 16m1 stop
WestJet Logo
5:45 p.m. - 5:28 a.m.LAX-YKF
8h 43m1 stop
C$ 343WestJet
Find Deal
Thu, 23 Oct - Sun, 26 Oct
Multiple Airlines Logo
6:00 a.m. - 9:29 p.m.YKF-LAS
18h 29m1 stop
Multiple Airlines Logo
8:00 a.m. - 5:15 a.m.LAS-YKF
18h 15m1 stop
C$ 398Multiple Airlines
Find Deal
Mon, 6 Oct - Thu, 9 Oct
Multiple Airlines Logo
6:00 a.m. - 8:21 p.m.YKF-LAS
17h 21m3 stops
Multiple Airlines Logo
8:00 a.m. - 5:15 a.m.LAS-YKF
18h 15m1 stop
C$ 403Multiple Airlines
Find Deal
Mon, 6 Oct - Thu, 9 Oct

WestJet flights from Toronto Region of Waterloo Intl Airport to United States

Our best WestJet deals on Toronto Region of Waterloo Intl Airport to United States flight tickets
WestJet
25 Oct
YKF6:00 a.m.Toronto Region of Waterloo Intl
15h 09m
2 stops
LAX6:09 p.m.Los Angeles
29 Oct
LAX5:45 p.m.Los Angeles
8h 43m
1 stop
YKF5:28 a.m.Toronto Region of Waterloo Intl
C$ 300
Find similar
WestJet
27 Nov
YKF6:20 a.m.Toronto Region of Waterloo Intl
11h 00m
1 stop
SEA2:20 p.m.Seattle/Tacoma Intl
30 Nov
SEA3:10 p.m.Seattle/Tacoma Intl
11h 18m
1 stop
YKF5:28 a.m.Toronto Region of Waterloo Intl
C$ 316
Find similar
WestJet
4 Dec
YKF6:20 a.m.Toronto Region of Waterloo Intl
18h 43m
1 stop
LAX10:03 p.m.Los Angeles
7 Dec
LAX5:45 p.m.Los Angeles
8h 43m
1 stop
YKF5:28 a.m.Toronto Region of Waterloo Intl
C$ 321
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Toronto Region of Waterloo Intl Airport to United States 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 96,600 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Sat 25/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

Seattle/Tacoma Intl

Sun 2/11

3:10 p.m.-5:28 a.m.

1 stop11h 18m

C$ 300

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Sat 25/10

6:00 a.m.-6:09 p.m.

2 stops15h 09m

Los Angeles

Wed 29/10

5:45 p.m.-5:28 a.m.

1 stop8h 43m

C$ 300

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Thu 27/11

6:20 a.m.-2:20 p.m.

1 stop11h 00m

Seattle/Tacoma Intl

Sun 30/11

3:10 p.m.-5:28 a.m.

1 stop11h 18m

C$ 316

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Thu 4/12

6:20 a.m.-10:03 p.m.

1 stop18h 43m

Los Angeles

Sun 7/12

5:45 p.m.-5:28 a.m.

1 stop8h 43m

C$ 321

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Mon 3/11

6:20 a.m.-10:03 p.m.

1 stop18h 43m

Los Angeles

Fri 7/11

5:45 p.m.-5:28 a.m.

1 stop8h 43m

C$ 329

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Sat 25/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

Seattle/Tacoma Intl

Sun 2/11

3:10 p.m.-5:28 a.m.

1 stop11h 18m

C$ 336

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Sat 1/11

6:20 a.m.-10:03 p.m.

1 stop18h 43m

Los Angeles

Sun 2/11

11:50 a.m.-5:28 a.m.

2 stops14h 38m

C$ 340

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Thu 23/10

6:00 a.m.-5:16 p.m.

1 stop14h 16m

Los Angeles

Sun 26/10

5:45 p.m.-5:28 a.m.

1 stop8h 43m

C$ 343

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Mon 6/10

6:00 a.m.-9:29 p.m.

1 stop18h 29m

Las Vegas Harry Reid Intl

Thu 9/10

8:00 a.m.-5:15 a.m.

1 stop18h 15m

C$ 398

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Mon 6/10

6:00 a.m.-8:21 p.m.

3 stops17h 21m

Las Vegas Harry Reid Intl

Thu 9/10

8:00 a.m.-5:15 a.m.

1 stop18h 15m

C$ 403

Flights are sorted by cheapest round-trip flights first.

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See travel insights to the United States from

How to get the cheapest flight ticket from Toronto Region of Waterloo Intl Airport to United States

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 month to fly to United States?

The month of March is, on average, the cheapest month to fly to United States from Toronto Region of Waterloo Intl Airport, with most prices found around C$ 140. If you don’t want to visit United States in March, then you should wait until January to fly from Toronto Region of Waterloo Intl Airport, when ticket prices are also cheap, with an average price of C$ 142.

What is the cheapest day to depart on your flight to United States?

On average, the least expensive day to fly to United States from Toronto Region of Waterloo Intl Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as C$ 149. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to United States on Friday is C$ 253.

What is the cheapest time of day to depart on your flight to United States?

Our most recent data shows that the best time of day to fly to United States is in the morning. Flights from Toronto Region of Waterloo Intl Airport to United States during this time can be as low as C$ 156. Flights to United States are more costly in the evening, with an average ticket price of C$ 507. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Toronto Region of Waterloo Intl to United States flight route?

Fly from Toronto Region of Waterloo Intl to Orlando for the best Toronto Region of Waterloo Intl - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Toronto Region of Waterloo Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around C$ 340 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Toronto Region of Waterloo Intl Airport for as low as C$ 117 on momondo.

What cabin class options are available on Toronto Region of Waterloo Intl to United States flights?

There is only 1 cabin class available to choose from on Toronto Region of Waterloo Intl to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Toronto Region of Waterloo Intl Airport to United States flights?

You could potentially save up to 50% on your flight if you consider stops on a Toronto Region of Waterloo Intl Airport to United States flight.

Cheap Toronto Region of Waterloo Intl Airport to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto Region of Waterloo Intl Airport to United States

Direct flights

None
There are no direct flights from Toronto Region of Waterloo Intl Airport to United States. There are no popular flight routes from Toronto Region of Waterloo Intl Airport to United States.
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  • When did momondo last update prices for flights from Toronto Region of Waterloo Intl Airport to United States?

    Prices for flights from Toronto Region of Waterloo Intl Airport to United States were last updated today.

  • How many operators does momondo search for flights from Toronto Region of Waterloo Intl Airport to United States?

  • How old do you have to be to fly from Toronto Region of Waterloo Intl Airport to United States?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Toronto Region of Waterloo Intl Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Toronto Region of Waterloo Intl Airport to United States?

Best airlines flying from Toronto Region of Waterloo Intl Airport to United States

Compare and see reviews for airlines that fly from Toronto Region of Waterloo Intl Airport to United States with momondo
Airline
Rating
Free Cancellation
Price
Flair AirlinesPriceFrom C$ 143Free CancellationRating
6.0
249 reviews
Search Flair Airlines flights
WestJetPriceFrom C$ 203Free CancellationRating
7.2
3,095 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 234Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to United States?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Toronto to United States . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Toronto to United States with flexible booking policies on momondo?

momondo does allow users to show only those flights to United States from Toronto which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Toronto to United States?

momondo provides multiple filters to help you find the best flight to United States from Toronto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Toronto to United States now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United States and let you know when they change.

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