How much is a flight from Seattle to Montreal?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and Montreal.

Pick a travel date to see today’s available fares.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Seattle - Montreal route.

Planning flights between Seattle and Montreal? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Seattle: 2 airports are listed in Seattle - Boeing Field, Lake Union.
• Airports in Montreal: Montreal features 2 airports - Saint-Hubert, Trudeau International.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Smart ways to search flights from Seattle to Montreal

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Canada? Other travelers also searched: Calgary, Montreal, Quebec, Toronto, Vancouver.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.