Cheap flights from Washington to Toronto from $90

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 2/1. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:10 am - 3:53 pm
SEA
-
YYZ
4h 43mnonstop
Air Canada Logo
7:50 pm - 10:16 pm
YYZ
-
SEA
5h 26mnonstop
$247Air Canada
Mon, Jan 12 - Fri, Jan 16
Air Canada Logo
9:55 am - 10:41 pm
SEA
-
YYZ
9h 46m2 stops
Air Canada Logo
10:35 pm - 9:15 am
YYZ
-
SEA
13h 40m1 stop
$248Air Canada
Mon, Jan 19 - Thu, Jan 22
WestJet Logo
3:10 pm - 5:29 am
SEA
-
YKF
11h 19m1 stop
WestJet Logo
6:00 am - 1:08 pm
YKF
-
SEA
10h 08m1 stop
$250WestJet
Fri, Apr 24 - Mon, Apr 27
Multiple Airlines Logo
6:19 pm - 6:47 am
PDX
-
YYZ
9h 28m1 stop
Multiple Airlines Logo
8:00 pm - 11:18 am
YYZ
-
PDX
18h 18m1 stop
$250Multiple Airlines
Sun, Jan 18 - Sun, Jan 25
Multiple Airlines Logo
8:10 pm - 7:36 pm
SEA
-
YYZ
20h 26m2 stops
Multiple Airlines Logo
4:55 pm - 7:23 pm
YYZ
-
SEA
5h 28mnonstop
$254Multiple Airlines
Tue, Mar 31 - Thu, Apr 23
Alaska Airlines Logo
7:55 am - 3:35 pm
SEA
-
YYZ
4h 40mnonstop
Alaska Airlines Logo
4:45 pm - 7:17 pm
YYZ
-
SEA
5h 32mnonstop
$255Alaska Airlines
Tue, Jan 13 - Wed, Jan 21
WestJet Logo
3:10 pm - 6:13 am
SEA
-
YYZ
12h 03m1 stop
WestJet Logo
8:00 am - 1:08 pm
YYZ
-
SEA
8h 08m1 stop
$256WestJet
Thu, Apr 23 - Sun, Apr 26
Alaska Airlines Logo
5:45 am - 3:35 pm
GEG
-
YYZ
6h 50m1 stop
Alaska Airlines Logo
4:45 pm - 12:23 am
YYZ
-
GEG
10h 38m1 stop
$339Alaska Airlines
Wed, Feb 4 - Wed, Feb 11
United Airlines Logo
5:00 am - 3:02 pm
PSC
-
YYZ
7h 02m1 stop
United Airlines Logo
4:10 pm - 9:13 pm
YYZ
-
PSC
8h 03m1 stop
$341United Airlines
Mon, Jan 12 - Wed, Jan 14
United Airlines Logo
8:30 am - 11:46 pm
GEG
-
YYZ
12h 16m2 stops
United Airlines Logo
3:30 pm - 9:50 pm
YYZ
-
GEG
9h 20m1 stop
$346United Airlines
Wed, Feb 4 - Wed, Feb 11

Alaska Airlines flights from State of Washington to Toronto

Our best Alaska Airlines deals on State of Washington to Toronto flight tickets
Alaska Airlines
Jan 13
SEA7:55 amSeattle/Tacoma Intl
4h 40m
YYZ3:35 pmToronto Pearson Intl
Jan 21
YYZ4:45 pmToronto Pearson Intl
5h 32m
SEA7:17 pmSeattle/Tacoma Intl
Alaska Airlines
Jan 13
SEA7:55 amSeattle/Tacoma Intl
4h 40m
YYZ3:35 pmToronto Pearson Intl
Jan 16
YYZ4:45 pmToronto Pearson Intl
5h 32m
SEA7:17 pmSeattle/Tacoma Intl
Alaska Airlines
Apr 13
SEA7:55 amSeattle/Tacoma Intl
4h 40m
YYZ3:35 pmToronto Pearson Intl
May 6
YYZ4:45 pmToronto Pearson Intl
5h 20m
SEA7:05 pmSeattle/Tacoma Intl

Delta flights from State of Washington to Toronto

Our best Delta deals on State of Washington to Toronto flight tickets
Delta
May 22
PDX10:55 pmPortland
11h 30m
1 stop
YYZ1:25 pmToronto Pearson Intl
May 26
YYZ2:15 pmToronto Pearson Intl
10h 31m
1 stop
PDX9:46 pmPortland
Delta
Dec 25
GEG9:16 amSpokane
11h 04m
2 stops
YYZ11:20 pmToronto Pearson Intl
Dec 27
YYZ12:09 pmToronto Pearson Intl
14h 07m
2 stops
GEG11:16 pmSpokane
Delta
Dec 24
GEG6:00 amSpokane
14h 59m
2 stops
YYZ11:59 pmToronto Pearson Intl
Dec 26
YYZ9:54 amToronto Pearson Intl
14h 43m
2 stops
GEG9:37 pmSpokane

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Toronto 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 December 22, 2025.
Use the filters below to find and compare flights from Washington to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Mon 1/12

8:10 am-3:53 pm

Nonstop4h 43m

Toronto Pearson Intl

Fri 1/16

7:50 pm-10:16 pm

Nonstop5h 26m

$247

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Mon 1/19

9:55 am-10:41 pm

2 stops9h 46m

Toronto Pearson Intl

Thu 1/22

10:35 pm-9:15 am

1 stop13h 40m

$248

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Fri 4/24

3:10 pm-5:29 am

1 stop11h 19m

Toronto Region of Waterloo Intl

Mon 4/27

6:00 am-1:08 pm

1 stop10h 08m

$250

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sun 1/18

6:19 pm-6:47 am

1 stop9h 28m

Toronto Pearson Intl

Sun 1/25

8:00 pm-11:18 am

1 stop18h 18m

$250

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 3/31

8:10 pm-7:36 pm

2 stops20h 26m

Toronto Pearson Intl

Thu 4/23

4:55 pm-7:23 pm

Nonstop5h 28m

$254

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 1/13

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Wed 1/21

4:45 pm-7:17 pm

Nonstop5h 32m

$255

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 4/23

3:10 pm-6:13 am

1 stop12h 03m

Toronto Pearson Intl

Sun 4/26

8:00 am-1:08 pm

1 stop8h 08m

$256

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Wed 2/4

5:45 am-3:35 pm

1 stop6h 50m

Toronto Pearson Intl

Wed 2/11

4:45 pm-12:23 am

1 stop10h 38m

$339

PascoToronto

PSC - YYZ

PSCYYZ

Pasco Tri Cities

Mon 1/12

5:00 am-3:02 pm

1 stop7h 02m

Toronto Pearson Intl

Wed 1/14

4:10 pm-9:13 pm

1 stop8h 03m

$341

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Wed 2/4

8:30 am-11:46 pm

2 stops12h 16m

Toronto Pearson Intl

Wed 2/11

3:30 pm-9:50 pm

1 stop9h 20m

$346

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

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 Toronto?

The month of November is, on average, the cheapest month to fly to Toronto from State of Washington, with most prices found around $274. If you are unable to visit Toronto during the month of November, then departing from State of Washington during the month January is also very affordable. Most momondo users find prices during this month for around $282.

What is the cheapest day to depart on your flight to Toronto?

On average, the least expensive day to fly to Toronto from State of Washington is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $531. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Saturday, with ticket prices averaging around $714.

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

In the afternoon is the cheapest time of day to fly from State of Washington to Toronto when you can find flight prices for as low as $283. Flying to Toronto in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the morning, with an average ticket price of $611. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Washington to Toronto flight route?

Fly from Seattle/Tacoma Intl to Toronto Pearson Intl for the best Washington - Toronto flight prices

How far in advance should I book a flight to Toronto?

You are more likely to see cheaper flights to Toronto from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto for around $408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto from State of Washington for as low as $292 on momondo.

What cabin class options are available on Washington to Toronto flights?

There are 4 cabin classes available to choose from on Washington to Toronto 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 State of Washington to Toronto flights?

No. A direct flight is the cheapest option for a flight between State of Washington to Toronto.

Cheap State of Washington to Toronto flight deals and tips

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

Best Price Found

$128

Fastest flight time

4h 35m

Direct flights

Every day

Airports in Toronto

3 airports
The best one-way flight to Toronto from State of Washington in the past 72 hours is $128. The best round-trip flight deal from State of Washington to Toronto found on momondo in the last 72 hours is $323.
The fastest flight from State of Washington to Toronto takes 4h 35m
Direct flights go from State of Washington to Toronto every day.
There are 3 airports in Toronto. From State of Washington there are direct flights to Toronto Pearson Intl (YYZ).
  • When did momondo last update prices for flights from Washington to Toronto?

    Prices for flights from Washington to Toronto refresh daily.

  • How many operators does momondo search for flights from Washington to Toronto?

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

    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 Washington to Toronto.

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

    The travel and health documents you'll need for your trip to Toronto 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 Toronto. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from State of Washington to Toronto?

Best airlines flying from State of Washington to Toronto

Compare and see reviews for airlines that fly from State of Washington to Toronto with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $142Free CancellationRating
7.9
8,013 reviews
Search Delta flights
Air CanadaPriceFrom $151Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights
United AirlinesPriceFrom $173Free CancellationRating
7.4
9,102 reviews
Search United Airlines flights
WestJetPriceFrom $226Free CancellationRating
7.2
3,209 reviews
Search WestJet flights
Alaska AirlinesPriceFrom $253Free CancellationRating
8.0
11,505 reviews
Search Alaska Airlines flights

Why use momondo?

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

Finding the right flight to Toronto from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Toronto quick and easy, saving you time and money.

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

Yes. All flights to Toronto from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

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 Washington and alert you when they change.

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1 adult
Wed 1/21
Wed 1/28

Find better results for your trip to Canada

Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 52.0 mi from Toronto