Cheap flights from Washington to Toronto from $105

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 8/6. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Washington to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:35 pm - 6:55 am
SEA
-
YYZ
8h 20m
1 stop
WestJet Logo
2:50 pm - 9:00 pm
YYZ
-
SEA
9h 10m
1 stop
$271WestJet
Wed, Aug 12 - Sat, Sep 5
WestJet Logo
10:30 am - 9:15 pm
SEA
-
YYZ
7h 45m
1 stop
WestJet Logo
1:30 pm - 6:45 pm
YYZ
-
SEA
8h 15m
1 stop
$272WestJet
Fri, Aug 14 - Fri, Sep 4
WestJet Logo
10:30 am - 10:45 pm
SEA
-
YYZ
9h 15m
1 stop
WestJet Logo
12:00 pm - 6:45 pm
YYZ
-
SEA
9h 45m
2 stops
$273WestJet
Wed, Jun 24 - Mon, Jun 29
Air Canada Logo
5:45 am - 6:22 pm
SEA
-
YTZ
9h 37m
2 stops
Air Canada Logo
8:55 pm - 10:05 am
YTZ
-
SEA
16h 10m
2 stops
$339Air Canada
Sat, Jun 6 - Fri, Jun 12
Air Canada Logo
7:20 pm - 10:57 am
SEA
-
YTZ
12h 37m
2 stops
Air Canada Logo
12:15 pm - 7:05 pm
YTZ
-
SEA
9h 50m
1 stop
$361Air Canada
Sat, Jun 6 - Fri, Jun 12
Delta Logo
5:20 am - 4:35 pm
GEG
-
YYZ
8h 15m
1 stop
Delta Logo
11:40 am - 9:33 pm
YYZ
-
GEG
12h 53m
1 stop
$377Delta
Tue, Jul 7 - Thu, Jul 9
Delta Logo
7:00 am - 11:58 pm
GEG
-
YYZ
13h 58m
2 stops
Delta Logo
7:24 pm - 11:06 pm
YYZ
-
GEG
6h 42m
1 stop
$386Delta
Sun, Jul 12 - Wed, Jul 29
American Airlines Logo
2:14 pm - 10:58 am
GEG
-
YYZ
17h 44m
1 stop
American Airlines Logo
6:46 am - 8:43 pm
YYZ
-
GEG
16h 57m
1 stop
$404American Airlines
Wed, Jun 3 - Sun, Jun 7
United Airlines Logo
12:37 pm - 7:00 am
GEG
-
YYZ
15h 23m
1 stop
United Airlines Logo
6:30 am - 11:14 pm
YYZ
-
GEG
19h 44m
1 stop
$413United Airlines
Tue, Jun 2 - Fri, Jun 5
United Airlines Logo
12:37 pm - 7:00 am
GEG
-
YYZ
15h 23m
1 stop
United Airlines Logo
11:00 am - 11:14 pm
YYZ
-
GEG
15h 14m
2 stops
$419United Airlines
Tue, Jun 2 - Fri, Jun 5

WestJet flights from State of Washington to Toronto

Our best WestJet deals on State of Washington to Toronto flight tickets
WestJet
Aug 12
SEA7:35 pmSeattle/Tacoma Intl
8h 20m
1 stop
YYZ6:55 amToronto Pearson Intl
Sep 5
YYZ2:50 pmToronto Pearson Intl
9h 10m
1 stop
SEA9:00 pmSeattle/Tacoma Intl
$271
WestJet
Aug 14
SEA7:00 amSeattle/Tacoma Intl
11h 10m
2 stops
YYZ9:10 pmToronto Pearson Intl
Sep 5
YYZ2:50 pmToronto Pearson Intl
9h 10m
1 stop
SEA9:00 pmSeattle/Tacoma Intl
$272
WestJet
Jun 24
SEA10:30 amSeattle/Tacoma Intl
9h 15m
1 stop
YYZ10:45 pmToronto Pearson Intl
Jun 29
YYZ12:00 pmToronto Pearson Intl
9h 45m
2 stops
SEA6:45 pmSeattle/Tacoma Intl
$273

Alaska Airlines flights from State of Washington to Toronto

Our best Alaska Airlines deals on State of Washington to Toronto flight tickets
Alaska Airlines
Jun 4
BLI5:53 pmBellingham
18h 52m
1 stop
YYZ3:45 pmToronto Pearson Intl
Jun 8
YYZ4:55 pmToronto Pearson Intl
10h 12m
1 stop
BLI12:07 amBellingham
$647
Alaska Airlines
May 26
PDX5:46 pmPortland
15h 48m
2 stops
YYZ12:34 pmToronto Pearson Intl
Jun 1
YYZ3:10 pmToronto Pearson Intl
19h 52m
2 stops
PDX8:02 amPortland
$653
Alaska Airlines
May 23
PDX9:44 amPortland
10h 40m
2 stops
YYZ11:24 pmToronto Pearson Intl
May 30
YYZ3:10 pmToronto Pearson Intl
19h 52m
2 stops
PDX8:02 amPortland
$666

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 May 12, 2026.
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

Cheapest round-trip

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 8/12

7:35 pm-6:55 am

1 stop8h 20m

Toronto Pearson Intl

Sat 9/5

2:50 pm-9:00 pm

1 stop9h 10m

$271
Quickest round-trip

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Fri 8/14

10:30 am-9:15 pm

1 stop7h 45m

Toronto Pearson Intl

Fri 9/4

1:30 pm-6:45 pm

1 stop8h 15m

$272

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 6/24

10:30 am-10:45 pm

1 stop9h 15m

Toronto Pearson Intl

Mon 6/29

12:00 pm-6:45 pm

2 stops9h 45m

$273

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Sat 6/6

5:45 am-6:22 pm

2 stops9h 37m

Toronto Island

Fri 6/12

8:55 pm-10:05 am

2 stops16h 10m

$339

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Sat 6/6

7:20 pm-10:57 am

2 stops12h 37m

Toronto Island

Fri 6/12

12:15 pm-7:05 pm

1 stop9h 50m

$361

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Tue 7/7

5:20 am-4:35 pm

1 stop8h 15m

Toronto Pearson Intl

Thu 7/9

11:40 am-9:33 pm

1 stop12h 53m

$377

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Sun 7/12

7:00 am-11:58 pm

2 stops13h 58m

Toronto Pearson Intl

Wed 7/29

7:24 pm-11:06 pm

1 stop6h 42m

$386

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Wed 6/3

2:14 pm-10:58 am

1 stop17h 44m

Toronto Pearson Intl

Sun 6/7

6:46 am-8:43 pm

1 stop16h 57m

$404

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Tue 6/2

12:37 pm-7:00 am

1 stop15h 23m

Toronto Pearson Intl

Fri 6/5

6:30 am-11:14 pm

1 stop19h 44m

$413

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Tue 6/2

12:37 pm-7:00 am

1 stop15h 23m

Toronto Pearson Intl

Fri 6/5

11:00 am-11:14 pm

2 stops15h 14m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $88. If you are unable to visit Toronto during the month of November, then departing from State of Washington during the month March is also very affordable. Most momondo users find prices during this month for around $93.

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 $500. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Sunday, with ticket prices averaging around $710.

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 from Washington 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 $388 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 $311 on momondo.

Can stopping save me money on State of Washington to Toronto flights?

You could potentially save up to 24% on your flight if you consider stops on a State of Washington to Toronto flight.

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

$291

Fastest flight time

4h 43m

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 $291. The best round-trip flight deal from State of Washington to Toronto found on momondo in the last 72 hours is $481.
The fastest flight from State of Washington to Toronto takes 4h 43m
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).

Frequently asked questions about flying from Washington to Toronto

  • 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
Air CanadaPriceFrom $132Free CancellationRating
7.1
11,019 reviews
Search Air Canada flights
DeltaPriceFrom $142Free CancellationRating
7.9
8,447 reviews
Search Delta flights
United AirlinesPriceFrom $167Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights
WestJetPriceFrom $222Free CancellationRating
7.2
3,332 reviews
Search WestJet flights
Alaska AirlinesPriceFrom $251Free CancellationRating
7.9
12,354 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.

An easier way to manage your Toronto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 6/11
Thu 6/18

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