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.

Customize your flight from Seattle to Montreal

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.

Other popular destinations

Thinking about Canada? You might also consider: Calgary, Halifax, Montreal, Toronto, Vancouver.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.