Flight from Seattle to Toronto

From Sea-Tac (SEA), USA North America  →  Pearson (YYZ), Canada North America

↔ Flying the other way? Toronto → Seattle

How long is the flight from Seattle to Toronto?

A nonstop flight from Seattle (SEA) to Toronto (YYZ) takes about 4 hours 41 minutes, covering a great-circle distance of 2,055 miles (3,307 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Time zones & jet lag

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

This flight emits roughly 3× the CO₂ of an equivalent train trip and 0.7× a car driven alone over the same distance.

Flights from Seattle

Nearest destinations

• Seattle → Vancouver
• Seattle → San Francisco
• Seattle → Las Vegas
• Seattle → Los Angeles
• Seattle → Dallas
• Seattle → Chicago
• Seattle → Atlanta
• Seattle → Mexico City
• Seattle → New York
• Seattle → Boston

Long-haul from Seattle

• Seattle → Johannesburg
• Seattle → Cape Town
• Seattle → Nairobi
• Seattle → Melbourne
• Seattle → Bali (Denpasar)
• Seattle → Kuala Lumpur
• Seattle → Singapore
• Seattle → Sydney
• Seattle → Mumbai
• Seattle → Abu Dhabi

More flights to North America

• Seattle → Miami
• Seattle → Cancun

Flights to Toronto

Nearest origins

• New York → Toronto
• Chicago → Toronto
• Boston → Toronto
• Atlanta → Toronto
• Dallas → Toronto
• Miami → Toronto
• Cancun → Toronto
• Las Vegas → Toronto
• Mexico City → Toronto
• Vancouver → Toronto

Long-haul to Toronto

• Melbourne → Toronto
• Bali (Denpasar) → Toronto
• Sydney → Toronto
• Singapore → Toronto
• Kuala Lumpur → Toronto
• Auckland → Toronto
• Bangkok → Toronto
• Johannesburg → Toronto
• Manila → Toronto
• Cape Town → Toronto

More flights from North America

• Los Angeles → Toronto
• San Francisco → Toronto