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Cheap flights from the United States to Toronto from C$ 214

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Toronto departing on 24/4. 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 the United States to Toronto

Recent round-trip flight deals from the United States to Toronto

Enter your travel dates to find the best prices.
WestJet Logo
3:10 p.m. - 5:29 a.m.
SEA
-
YKF
11h 19m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 498WestJet
Wed, 22 Apr - Wed, 29 Apr
WestJet Logo
3:10 p.m. - 5:29 a.m.
SEA
-
YKF
11h 19m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 501WestJet
Wed, 8 Apr - Wed, 6 May
WestJet Logo
7:35 p.m. - 7:50 p.m.
SEA
-
YKF
21h 15m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 507WestJet
Tue, 12 May - Sun, 17 May
WestJet Logo
7:35 p.m. - 7:50 p.m.
SEA
-
YKF
21h 15m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 509WestJet
Thu, 4 Jun - Sun, 7 Jun
WestJet Logo
7:35 p.m. - 7:50 p.m.
SEA
-
YKF
21h 15m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 518WestJet
Thu, 4 Jun - Mon, 22 Jun
WestJet Logo
7:35 p.m. - 7:50 p.m.
SEA
-
YKF
21h 15m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 519WestJet
Thu, 4 Jun - Mon, 22 Jun
WestJet Logo
7:35 p.m. - 7:50 p.m.
SEA
-
YKF
21h 15m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 527WestJet
Fri, 12 Jun - Fri, 19 Jun
WestJet Logo
7:00 a.m. - 7:50 p.m.
SEA
-
YKF
9h 50m
1 stop
WestJet Logo
8:40 p.m. - 9:40 a.m.
YKF
-
SEA
16h 00m
1 stop
C$ 529WestJet
Thu, 18 Jun - Mon, 22 Jun
Multiple Airlines Logo
4:55 p.m. - 3:00 p.m.
SAN
-
YKF
19h 05m
2 stops
Multiple Airlines Logo
6:05 a.m. - 2:10 p.m.
YKF
-
SAN
11h 05m
1 stop
C$ 994Multiple Airlines
Fri, 1 May - Thu, 7 May
Multiple Airlines Logo
4:55 p.m. - 3:00 p.m.
SAN
-
YKF
19h 05m
2 stops
Multiple Airlines Logo
6:05 a.m. - 4:15 p.m.
YKF
-
SAN
13h 10m
2 stops
C$ 1,074Multiple Airlines
Fri, 1 May - Thu, 7 May

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

Our best WestJet deals on United States to Toronto Region of Waterloo Intl Airport flight tickets
WestJet
22 Apr
SEA3:10 p.m.Seattle/Tacoma Intl
11h 19m
1 stop
YKF5:29 a.m.Toronto Region of Waterloo Intl
29 Apr
YKF8:40 p.m.Toronto Region of Waterloo Intl
16h 00m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 498
WestJet
8 Apr
SEA3:10 p.m.Seattle/Tacoma Intl
11h 19m
1 stop
YKF5:29 a.m.Toronto Region of Waterloo Intl
6 May
YKF8:40 p.m.Toronto Region of Waterloo Intl
16h 00m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 501
WestJet
12 May
SEA7:35 p.m.Seattle/Tacoma Intl
21h 15m
1 stop
YKF7:50 p.m.Toronto Region of Waterloo Intl
17 May
YKF8:40 p.m.Toronto Region of Waterloo Intl
16h 00m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 507

momondo Fare Finder

 
Customize your flight search to find flights from United States to Toronto Region of Waterloo Intl Airport 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 20 March 2026.
Use the filters below to find and compare flights from the United States to Toronto Region of Waterloo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Wed 22/4

3:10 p.m.-5:29 a.m.

1 stop11h 19m

Toronto Region of Waterloo Intl

Wed 29/4

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 498

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Wed 8/4

3:10 p.m.-5:29 a.m.

1 stop11h 19m

Toronto Region of Waterloo Intl

Wed 6/5

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 501

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Tue 12/5

7:35 p.m.-7:50 p.m.

1 stop21h 15m

Toronto Region of Waterloo Intl

Sun 17/5

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 507

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Thu 4/6

7:35 p.m.-7:50 p.m.

1 stop21h 15m

Toronto Region of Waterloo Intl

Sun 7/6

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 509

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Thu 4/6

7:35 p.m.-7:50 p.m.

1 stop21h 15m

Toronto Region of Waterloo Intl

Mon 22/6

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 518

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Thu 4/6

7:35 p.m.-7:50 p.m.

1 stop21h 15m

Toronto Region of Waterloo Intl

Mon 22/6

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 519

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Fri 12/6

7:35 p.m.-7:50 p.m.

1 stop21h 15m

Toronto Region of Waterloo Intl

Fri 19/6

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 527
Quickest round-trip

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Thu 18/6

7:00 a.m.-7:50 p.m.

1 stop9h 50m

Toronto Region of Waterloo Intl

Mon 22/6

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 529

San DiegoToronto

SAN - YKF

SANYKF

San Diego

Fri 1/5

4:55 p.m.-3:00 p.m.

2 stops19h 05m

Toronto Region of Waterloo Intl

Thu 7/5

6:05 a.m.-2:10 p.m.

1 stop11h 05m

C$ 994

San DiegoToronto

SAN - YKF

SANYKF

San Diego

Fri 1/5

4:55 p.m.-3:00 p.m.

2 stops19h 05m

Toronto Region of Waterloo Intl

Thu 7/5

6:05 a.m.-4:15 p.m.

2 stops13h 10m

C$ 1,074

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Toronto from

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

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 United States to Toronto Region of Waterloo Intl flight route?

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

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

There is only 1 cabin class available to choose from on United States to Toronto Region of Waterloo Intl 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 United States to Toronto Region of Waterloo Intl Airport flights?

You could potentially save up to 79% on your flight if you consider stops on a United States to Toronto Region of Waterloo Intl Airport flight.

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

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

Fastest flight time

8h 15m

Direct flights

None
The fastest flight from United States to Toronto Region of Waterloo Intl Airport takes 8h 15m
There are no direct flights from United States to Toronto Region of Waterloo Intl Airport. There are no popular flight routes from United States to Toronto Region of Waterloo Intl Airport.
Search flight deals

  • When did momondo last update prices for flights from United States to Toronto Region of Waterloo Intl Airport?

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Toronto Region of Waterloo Intl Airport.

  • What documentation or ID do you need to fly to Toronto Region of Waterloo Intl Airport?

    The necessary travel and health documents for your Toronto Region of Waterloo Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Travelling to a place near Toronto?

Book flights to Toronto if you plan to visit one of these locations
Sauble Beach
Port Elgin
Southampton
Apsley

Why use momondo?

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

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

All flight searches from United States to Toronto on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for United States to Toronto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Toronto, momondo offers a useful price alert feature which will track prices for flights to Toronto from United States and alert you when they change.

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