Are there direct flights from Seattle to Toronto?

Based on data from the trailing 90 days, approximately 13.4% of flights from Seattle to Toronto are direct. For itineraries that include stops, travelers typically encounter a median of 2 stopovers. While direct options are available, a significant portion of flights on this route involve connections.

How long is the flight from Seattle to Toronto?

The typical direct flight from Seattle to Toronto has a duration of 4 hours and 45 minutes, covering a distance of 3307 kilometers. Flights with one stop, on average, take considerably longer, with a median duration of 8 hours and 35 minutes. Travelers should account for these differences when planning their journey.

Are there frequently good prices on flights from Seattle to Toronto?

Historically, flights from Seattle to Toronto frequently offer good prices. This route is classified as having frequent deals across the trailing 30 days. Travelers can often find favorable pricing when planning their trips between these two cities.

Flights From Seattle

To Toronto

Cheap Flights from Seattle to Toronto

Browse current best options from Seattle. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Seattle

RatePunk searches hundreds of travel sites at once for deals on flights to Toronto

Prices updated 1 day ago

462 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)

Today’s best flight deals from Seattle to Toronto

Explore current cheapest deals departing from Seattle to Toronto

2026-10-11 – 2026-10-21
SEA - Toronto
74% AI deal score
$306
$282
Round trip
2026-10-11 – 2026-10-22
SEA - Toronto
72% AI deal score
$303
$293
Round trip
2026-10-11 – 2026-10-23
SEA - Toronto
71% AI deal score
$299
$293
Round trip
2026-10-11 – 2026-10-13
SEA - Toronto
76% AI deal score
$344
$293
Round trip
2026-10-15 – 2026-10-21
SEA - Toronto
74% AI deal score
$330
$297
Round trip
2026-10-07 – 2026-10-21
SEA - Toronto
71% AI deal score
$297
$297
Round trip
2026-10-07 – 2026-10-18
SEA - Toronto
71% AI deal score
$303
$300
Round trip
2026-09-23 – 2026-10-21
SEA - Toronto
74% AI deal score
$330
$300
Round trip
2026-10-14 – 2026-10-21
SEA - Toronto
73% AI deal score
$330
$304
Round trip
2026-10-02 – 2026-10-07
SEA - Toronto
74% AI deal score
$342
$304
Round trip

Seattle to Toronto: Overview

Insights for flights from Seattle to Toronto

A typical journey from Seattle to Toronto takes about 14h 35m, including connections. This reflects the fact that most itineraries for this route involve at least one stopover, with a median of 2 connections for connecting flights. Only about 13.4% of recent fares are for direct flights from Seattle to Toronto.

For travelers seeking cheap flights from Seattle to Toronto, prices typically range from $292–$638, with a median of $435. Right now, fares are below the typical level, and only 1% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities to find better prices.

The cheapest time to fly from Seattle to Toronto is generally in April, with a median fare of $232. Following closely, March also offers competitive prices, with a median of $276. May is another favorable month, showing a median fare of $289.

How much is a round trip from Seattle to Toronto

Regular price: $262 - $473

Prices for flights from Seattle to Toronto are currently within the regular range.

The regular price range for flights from Seattle to Toronto is between $262 and $473. The current lowest deal is $282 with WestJet, for travel from Oct 11-Oct 21.

now $282

Low $262

High $473

The cheapest time to fly from Seattle to Toronto

The cheapest month to fly from Seattle to Toronto is April, with a median price of $232. The most expensive month is July, with a median price of $590. Prices are generally lower from January to September.

April

Cheapest

Flights from $232

July

Most Expensive

Flights from $590

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seattle to Toronto

Alaska Airlines, Inc.

Last-minute flights going from Seattle to Toronto

Wed, Sep 23

⌛ Last-Minute

SEA - Toronto

Seattle (SEA) - Toronto (YYZ)

WestJet

$387

$314

One-way

Wed, Sep 23

⌛ Last-Minute

SEA - Toronto

Seattle (SEA) - Toronto (YYZ)

WestJet

$433

$345

One-way

Wed, Sep 23

⌛ Last-Minute

SEA - Hamilton

Seattle (SEA) - Hamilton (YHM)

WestJet

$575

$385

One-way

Fri, Sep 25

⌛ Last-Minute

SEA - Waterloo

Seattle (SEA) - Waterloo (YKF)

WestJet

$506

$354

One-way

Fri, Sep 25

⌛ Last-Minute

SEA - Toronto

Seattle (SEA) - Toronto (YYZ)

WestJet

$418

$373

One-way

Sat, Sep 26

⌛ Last-Minute

SEA - Toronto

Seattle (SEA) - Toronto (YYZ)

WestJet

$417

$310

One-way

Biggest price drops on these dates for flights from Seattle to Toronto

3 nights

Sep 23 - Sep 26

$569 → $387

32%

2 nights

Sep 25 - Sep 27

$503 → $356

29%

3 nights

Sep 22 - Sep 25

$516 → $431

16%

2 nights

Sep 23 - Sep 25

$425 → $347

18%

Popular Airports to fly from Seattle to Toronto

Seattle - Toronto route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Seattle to Toronto are below the typical level at $282.

📅 Best time to fly

Fly in April for the best prices

Historically, April offers the lowest median price at $232 for flights to Toronto.

⏱️ Flight duration

Connecting flights average 14h 35m

The typical flight duration for this route, including stopovers, is 14 hours and 35 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 86.6% of available routes, with a median of 2 stopovers.

🏆 Airline highlight

Alaska Airlines, Inc. offers direct flights

Alaska Airlines, Inc. is one of the carriers offering direct flights on this route.

🎯 Booking tip

Deals appear frequently

Deals for flights to Toronto appear frequently, typically within a 30-day window.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a convenient option for flights from Seattle to Toronto.

📍 ~18 km from Seattle city center (reachable by car or train).

💸 Flights from ~$309

Boeing Field (BFI)

Boeing Field offers an alternative departure point for your journey from Seattle to Toronto.

📍 ~9 km from Seattle city center (reachable by car).

💸 Flights from ~$626

Kenmore Air Harbor Seaplane Base (LKE)

Kenmore Air Harbor Seaplane Base is another option for flights from Seattle to Toronto.

📍 ~3 km from Seattle city center (reachable by car).

💸 Flights from ~$624

Toronto main airports to arrive at

Toronto Pearson International (YYZ)

Cheapest

Toronto Pearson International Airport is a major hub for flights to Toronto from Seattle.

📍 ~20 km from Toronto (reachable by car)

💸 Flights from ~$291

Airports nearby Toronto used as alternative

John C. Munro Hamilton International (YHM)

John C. Munro Hamilton International is a useful alternative for its proximity and low-cost carrier options.

📍 ~60 km from Toronto (reachable by car)

💸 Flights from ~$393

Business & First Class Flight Deals to Toronto

$617

Save $540

WestJet

Business Class

Frequently Asked Questions About Flights to Toronto

Historically, the optimal booking window for flights from Seattle to Toronto is typically 14-27 days before departure. During this period, the average price observed was $323. Prices tend to increase significantly for last-minute bookings, with flights purchased 0-6 days out averaging $581. Conversely, booking more than 60 days in advance also shows higher average prices, around $543.

Across the trailing quarter, a good price for a flight from Seattle to Toronto is considered to be $292 or less. The median price for this route was $435. Prices above $638 are typically in the more expensive range. This threshold is based on historical data from the past 90 days.

Historically, the cheapest months to fly from Seattle to Toronto are April, March, and May. April typically has a median price of $232, while March and May follow with median prices of $276 and $289, respectively. These prices are notably lower than the annual median price of $435 for this route. These trends are observed over a 270-day period.

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Flights to Toronto from other cities

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Seattle to Toronto: Overview

Insights for flights from Seattle to Toronto

How much is a round trip from Seattle to Toronto

Regular price: $262 - $473

Prices for flights from Seattle to Toronto are currently within the regular range.

The regular price range for flights from Seattle to Toronto is between $262 and $473. The current lowest deal is $282 with WestJet, for travel from Oct 11-Oct 21.

now $282

Low $262

High $473

The cheapest time to fly from Seattle to Toronto

April

Cheapest

Flights from $232

July

Most Expensive

Flights from $590

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec