Toronto, Canada → Seattle, USA

Flight deals from Toronto, Canada to Seattle, USA | Secret Flying

April 26, 2026

SUMMER: Toronto, Canada to Seattle, USA for only $279 CAD roundtrip

Summer flights from Toronto, Canada to Seattle, USA for only $279 CAD roundtrip.

Flight deals from Toronto, Canada to Western USA | Secret Flying

August 8, 2020

XMAS & NEW YEAR: Toronto, Canada to Western USA from only $253 CAD roundtrip (Oct-Apr dates)

Christmas and New Year flights from Toronto, Canada to Western USA from only $253 CAD roundtrip with Air Canada.

Flight deals from is a huge sale departing US cities to Canada with American Airlines and Delta, | Secret Flying

November 17, 2019

Huge sale from US cities to Canada (& vice versa) (e.g. Dallas, Texas to Toronto, Canada for only $160 USD roundtrip)

There is a huge sale departing US cities to Canada with American Airlines and Delta, for example Dallas, Texas to Toronto, Canada for only $160 USD roundtrip. The sale also works in reverse.