How long is the flight from Seattle to Toronto Pearson?

BFI–YYZ is about 4h 32m nonstop, covering 3,305 km (2,054 mi).

Which airlines fly nonstop from Seattle to Toronto Pearson?

Delta Air Lines operates this route nonstop.

BFIYYZ

King County International Airport - Boeing Field (Seattle, United States) → Toronto Pearson International Airport (Toronto, Canada)

Also known as Seattle.

Live schedule data isn't available for this route right now, but it's flown nonstop by Delta Air Lines.

How long is the flight from Seattle to Toronto Pearson?: BFI–YYZ is about 4h 32m nonstop, covering 3,305 km (2,054 mi).
Which airlines fly nonstop from Seattle to Toronto Pearson?: Delta Air Lines operates this route nonstop.