Cheap flights from Seattle to Toronto from $0
Compare prices across airlines and find the best deals
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Discover deals on Seattle to Toronto flights
Typical range $0–$0•Cheapest found $0
Checking latest prices...Find cheap flights from Seattle to Toronto
Best
1 stop
8 Feb
DEP
17:45
SEA
1×
05:41
YYZ
8h 56m
8 Feb
DEPARTURE
17:45 - 05:41
8h 56m
SEA
1 stop
YYZ
8 Feb
DEP
07:55
SEA
15:35
YYZ
4h 40m
8 Feb
DEPARTURE
07:55 - 15:35
4h 40m
SEA
YYZ
Air Canada flights from Seattle to Toronto
Our best Air Canada deals on Seattle to Toronto tickets
Best
8 Feb
DEP
08:00
SEA
15:43
YYZ
4h 43m
8 Feb
DEPARTURE
08:00 - 15:43
4h 43m
SEA
YYZ
1 stop
8 Feb
DEP
09:55
SEA
1×
20:59
YYZ
8h 4m
8 Feb
DEPARTURE
09:55 - 20:59
8h 4m
SEA
1 stop
YYZ
Alaska Airlines flights from Seattle to Toronto
Our best Alaska Airlines deals on Seattle to Toronto tickets
Best
1 stop
8 Feb
DEP
17:45
SEA
1×
05:41
YYZ
8h 56m
8 Feb
DEPARTURE
17:45 - 05:41
8h 56m
SEA
1 stop
YYZ
8 Feb
DEP
07:55
SEA
15:35
YYZ
4h 40m
8 Feb
DEPARTURE
07:55 - 15:35
4h 40m
SEA
YYZ
What's the cheapest day of the week to fly from Seattle to Toronto?
If your flying dates are flexible, you should consider flying to Toronto on a Tue, as we generally find the cheapest rates on that day. On the other hand, Thu is the most expensive day to fly.
What is the cheapest month to fly from Seattle to Toronto?
The cheapest month for flights from Seattle to Toronto is Sep, where tickets cost $341 on average. The most expensive months are Jul.
JanFebMarAprMayJunJulAugSepOctNovDec
$492$417$341
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Everything you should know
Cheapest one-way flight
$372
Typical prices: $372–$743
When to book
3 weeks
in advance to save around 25%
Good to know
💰
Save money
Compare prices across airlines to find the best deal. Prices can vary significantly.
📅
Be flexible
Flying midweek or in off-peak seasons can save you up to 30% on airfare.
⏰
Book early
Booking 3+ weeks in advance typically offers the best prices.
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Frequently asked questions
The cheapest flight from Seattle to Toronto currently costs AUD $372. Prices typically range from $372 to $372. Prices change frequently, so we recommend booking early and being flexible with your travel dates.