Cheap Flight Tickets from Seattle (SEA) to Toronto (YYZ), Starting at $404

Good to Know: Cheapest and Fastest SEA - YYZ Flights

Useful information for finding best airline tickets from Seattle Tacoma International to Toronto Pearson International on your next trip.

Cheapest Round Trip Flight

$404

UA United Airlines • 1 stop • 10h 47m

Nov 25 – Nov 28

The cheapest round trip flight from Seattle to Toronto (SEA-YYZ-SEA) is currently $404

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Cheapest Direct Flight

$628

AS Alaska Airlines • nonstop • 7h 14m

Nov 25

The cheapest nonstop flight from Seattle to Toronto (SEA-YYZ) is currently $628

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Fastest Flight

7h 14m

The fastest nonstop flight from Seattle to Toronto (SEA-YYZ) takes 7h 14m

Top Airlines Flying from Seattle to Toronto

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

WestJet Airlines

WestJet Airlines

American Airlines, AA

American Airlines

Air Canada-AC

Air Canada

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Seattle (SEA) to Toronto (YYZ)

Compare and book low fare round-trip air tickets from Seattle to Toronto. Ideal for travelers with confirmed return itineraries.

Nov 25 - Nov 28, Economy
UA
Seattle → Toronto
10h 47m
7:00 AM - 4:47 PM • 1 stop
AC
Seattle → Toronto
8h 54m
6:25 PM - 8:59 PM • nonstop
$404
United Airlines
Nov 25 - Nov 28, Economy
WS
Seattle → Toronto
7h 14m
2:30 PM - 5:45 AM • 2 stops
AC
Seattle → Toronto
13h 27m
4:50 PM - 9:57 PM • 1 stop
$568
WestJet Airlines
Nov 25 - Nov 28, Economy
AC
Seattle → Toronto
7h 14m
7:05 PM - 6:52 AM • 1 stop
AC
Seattle → Toronto
13h 27m
4:50 PM - 9:57 PM • 1 stop
$710
Air Canada
Nov 25 - Nov 28, Economy
AC
Seattle → Toronto
7h 14m
8:40 AM - 11:40 PM • 2 stops
AC
Seattle → Toronto
13h 27m
4:50 PM - 9:57 PM • 1 stop
$781
Air Canada
Nov 25 - Nov 28, Economy
AS
Seattle → Toronto
14h 17m
9:46 AM - 9:43 PM • 1 stop
AS
Seattle → Toronto
8h 52m
5:15 PM - 7:47 PM • nonstop
$984
Alaska Airlines
Nov 25 - Nov 28, Economy
UA
Seattle → Toronto
14h 12m
8:09 AM - 7:01 PM • 1 stop
UA
Seattle → Toronto
11h 52m
5:55 PM - 11:07 PM • 1 stop
$1215
United Airlines

Fly from Seattle to Toronto with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Toronto? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Seattle to Toronto Flights

What are the airports in Seattle?
SEA
What’s the most popular airline flying from SEA to YYZ?
The most popular airline flying from Seattle to Toronto are
Can I fly from SEA to YYZ non-stop?
Yes, you can fly SEA to YYZ non-stop on
Which airlines fly nonstop between Seattle and Toronto?
The non-stop flights between Seattle and Toronto are .
What’s the earliest departure time from SEA to YYZ Airport?
The earliest flight leaves SEA at 7:00 am and lands in YYZ - Lester B. Pearson International
What are the airports in Toronto?
YYZ
Can I make changes to my Seattle to Toronto flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SEA to YYZ?
Read the fare rules of the Seattle to Toronto air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Seattle and Toronto?
operate flights between Seattle and Toronto
How long does a flight from Seattle to Toronto take?
It takes approximately 5 hour to fly non-stop from SEA to YYZ, which is 2060.36 miles by air.
Which airlines provide the cheapest flights from Seattle (SEA) to Toronto (YYZ) ?
In the past couple of days, the cheapest tickets to YYZ from SEA were found on AS : USD 984
Do I need a passport to fly between SEA and YYZ?
Yes
What’s the latest departure time from SEA to YYZ ?
The last flight leaves SEA at 7:35 pm

Seattle (SEA) to Toronto (YYZ): Airport Information

Origin Airport Seattle Tacoma International , Seattle, US
Destination Airport Lester B. Pearson International , Toronto, CA
Distance 2060 miles

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