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Cheap flights from Washington to Toronto from C$ 165

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Toronto departing on 16/5. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:20 p.m. - 10:12 a.m.
SEA
-
YTZ
11h 52m
2 stops
Air Canada Logo
6:55 p.m. - 10:05 a.m.
YTZ
-
SEA
18h 10m
2 stops
C$ 410Air Canada
Sat, 9 May - Sat, 16 May
Air Canada Logo
7:20 p.m. - 10:12 a.m.
SEA
-
YTZ
11h 52m
2 stops
Air Canada Logo
6:55 p.m. - 10:05 a.m.
YTZ
-
SEA
18h 10m
2 stops
C$ 426Air Canada
Sat, 9 May - Sat, 16 May
Air Canada Logo
10:20 a.m. - 10:25 a.m.
SEA
-
YTZ
21h 05m
2 stops
Air Canada Logo
6:55 p.m. - 10:05 a.m.
YTZ
-
SEA
18h 10m
2 stops
C$ 434Air Canada
Thu, 23 Apr - Fri, 1 May
Air Canada Logo
8:00 p.m. - 6:22 p.m.
SEA
-
YTZ
19h 22m
2 stops
Air Canada Logo
6:55 p.m. - 3:05 p.m.
YTZ
-
SEA
23h 10m
2 stops
C$ 483Air Canada
Sat, 11 Apr - Tue, 14 Apr
Air Canada Logo
8:00 p.m. - 6:22 p.m.
SEA
-
YTZ
19h 22m
2 stops
Air Canada Logo
6:30 p.m. - 10:53 p.m.
YTZ
-
SEA
31h 23m
2 stops
C$ 491Air Canada
Wed, 15 Apr - Sat, 18 Apr
Air Canada Logo
8:00 p.m. - 6:22 p.m.
SEA
-
YTZ
19h 22m
2 stops
Air Canada Logo
6:55 p.m. - 7:20 p.m.
YTZ
-
SEA
27h 25m
2 stops
C$ 505Air Canada
Wed, 15 Apr - Fri, 17 Apr
United Airlines Logo
5:00 p.m. - 10:06 a.m.
PDX
-
YTZ
14h 06m
1 stop
United Airlines Logo
7:20 p.m. - 9:39 a.m.
YTZ
-
PDX
17h 19m
1 stop
C$ 565United Airlines
Tue, 2 Jun - Thu, 4 Jun
United Airlines Logo
6:03 p.m. - 4:41 p.m.
PDX
-
YTZ
19h 38m
2 stops
United Airlines Logo
7:20 p.m. - 9:39 a.m.
YTZ
-
PDX
17h 19m
1 stop
C$ 579United Airlines
Tue, 2 Jun - Thu, 4 Jun
United Airlines Logo
5:15 a.m. - 10:06 a.m.
PDX
-
YTZ
25h 51m
3 stops
United Airlines Logo
12:15 p.m. - 12:50 a.m.
YTZ
-
PDX
15h 35m
2 stops
C$ 594United Airlines
Tue, 2 Jun - Thu, 4 Jun
Multiple Airlines Logo
10:03 a.m. - 10:25 a.m.
PDX
-
YTZ
21h 22m
1 stop
Multiple Airlines Logo
7:00 a.m. - 8:50 p.m.
YTZ
-
PDX
16h 50m
2 stops
C$ 705Multiple Airlines
Tue, 14 Apr - Sat, 18 Apr

Air Canada flights from State of Washington to Toronto Island Airport

Our best Air Canada deals on State of Washington to Toronto Island Airport flight tickets
Air Canada
9 May
SEA7:20 p.m.Seattle/Tacoma Intl
11h 52m
2 stops
YTZ10:12 a.m.Toronto Island
16 May
YTZ6:55 p.m.Toronto Island
18h 10m
2 stops
SEA10:05 a.m.Seattle/Tacoma Intl
C$ 410
Air Canada
9 May
SEA7:20 p.m.Seattle/Tacoma Intl
11h 52m
2 stops
YTZ10:12 a.m.Toronto Island
16 May
YTZ6:55 p.m.Toronto Island
18h 10m
2 stops
SEA10:05 a.m.Seattle/Tacoma Intl
C$ 426
Air Canada
23 Apr
SEA10:20 a.m.Seattle/Tacoma Intl
21h 05m
2 stops
YTZ10:25 a.m.Toronto Island
1 May
YTZ6:55 p.m.Toronto Island
18h 10m
2 stops
SEA10:05 a.m.Seattle/Tacoma Intl
C$ 434

United Airlines flights from State of Washington to Toronto Island Airport

Our best United Airlines deals on State of Washington to Toronto Island Airport flight tickets
United Airlines
2 Jun
PDX5:00 p.m.Portland
14h 06m
1 stop
YTZ10:06 a.m.Toronto Island
4 Jun
YTZ7:20 p.m.Toronto Island
17h 19m
1 stop
PDX9:39 a.m.Portland
C$ 565
United Airlines
2 Jun
PDX6:03 p.m.Portland
19h 38m
2 stops
YTZ4:41 p.m.Toronto Island
4 Jun
YTZ7:20 p.m.Toronto Island
17h 19m
1 stop
PDX9:39 a.m.Portland
C$ 579
United Airlines
2 Jun
PDX5:15 a.m.Portland
25h 51m
3 stops
YTZ10:06 a.m.Toronto Island
4 Jun
YTZ12:15 p.m.Toronto Island
15h 35m
2 stops
PDX12:50 a.m.Portland
C$ 594

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Toronto Island 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 26 March 2026.
Use the filters below to find and compare flights from Washington to Toronto Island Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Sat 9/5

7:20 p.m.-10:12 a.m.

2 stops11h 52m

Toronto Island

Sat 16/5

6:55 p.m.-10:05 a.m.

2 stops18h 10m

C$ 410

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Sat 9/5

7:20 p.m.-10:12 a.m.

2 stops11h 52m

Toronto Island

Sat 16/5

6:55 p.m.-10:05 a.m.

2 stops18h 10m

C$ 426

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Thu 23/4

10:20 a.m.-10:25 a.m.

2 stops21h 05m

Toronto Island

Fri 1/5

6:55 p.m.-10:05 a.m.

2 stops18h 10m

C$ 434

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Sat 11/4

8:00 p.m.-6:22 p.m.

2 stops19h 22m

Toronto Island

Tue 14/4

6:55 p.m.-3:05 p.m.

2 stops23h 10m

C$ 483

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Wed 15/4

8:00 p.m.-6:22 p.m.

2 stops19h 22m

Toronto Island

Sat 18/4

6:30 p.m.-10:53 p.m.

2 stops31h 23m

C$ 491

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Wed 15/4

8:00 p.m.-6:22 p.m.

2 stops19h 22m

Toronto Island

Fri 17/4

6:55 p.m.-7:20 p.m.

2 stops27h 25m

C$ 505

PortlandToronto

PDX - YTZ

PDXYTZ

Portland

Tue 2/6

5:00 p.m.-10:06 a.m.

1 stop14h 06m

Toronto Island

Thu 4/6

7:20 p.m.-9:39 a.m.

1 stop17h 19m

C$ 565

PortlandToronto

PDX - YTZ

PDXYTZ

Portland

Tue 2/6

6:03 p.m.-4:41 p.m.

2 stops19h 38m

Toronto Island

Thu 4/6

7:20 p.m.-9:39 a.m.

1 stop17h 19m

C$ 579

PortlandToronto

PDX - YTZ

PDXYTZ

Portland

Tue 2/6

5:15 a.m.-10:06 a.m.

3 stops25h 51m

Toronto Island

Thu 4/6

12:15 p.m.-12:50 a.m.

2 stops15h 35m

C$ 594

PortlandToronto

PDX - YTZ

PDXYTZ

Portland

Tue 14/4

10:03 a.m.-10:25 a.m.

1 stop21h 22m

Toronto Island

Sat 18/4

7:00 a.m.-8:50 p.m.

2 stops16h 50m

C$ 705

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 State of Washington to Toronto Island 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 airline that flies from Washington to Toronto Island?

Air Canada and United Airlines are the most popular carriers operating from Washington to Toronto Island

Cheap State of Washington to Toronto Island Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Toronto Island Airport

Fastest flight time

7h 26m

Direct flights

None
The fastest flight from State of Washington to Toronto Island Airport takes 7h 26m
There are no direct flights from State of Washington to Toronto Island Airport. There are no popular flight routes from State of Washington to Toronto Island Airport.
Search flight deals

  • When did momondo last update prices for flights from Washington to Toronto Island Airport?

    Prices for flights from Washington to Toronto Island Airport refresh daily.

  • How old do you have to be to fly from Washington to Toronto Island Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Toronto Island Airport.

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

    The necessary travel and health documents for your Toronto Island 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.

Travelling to a place near Toronto?

Book flights to Toronto if you plan to visit one of these locations
Apsley

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Toronto for you.

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

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

How can momondo help me find flights from Washington to Toronto?

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 Toronto from Washington.

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

Yes. momondo can track prices for Washington to Toronto 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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