Planning a flight from Seattle to Hamilton International?

Flight prices from Seattle to Hamilton, Ontario change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Flying between Seattle and Hamilton, Ontario? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

• Airports in Seattle: Seattle has 2 airports - Boeing Field, Lake Union.
• Airports in Hamilton, Ontario: Hamilton, Ontario has 4 airports - John C. Munro, Kitchener Lake, Lester B. Pearson, Toronto Island Airport.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Seattle airports in a single search.

Find flights from Seattle to Hamilton International that suit your schedule

Use Jetcost to sort and filter results based on your preferred flight time, number of stops, price range, or airline. View deals from the best airlines and travel agencies.

Other popular destinations

Interested in Canada? These cities are also in demand: Calgary, Montreal, Quebec, Toronto, Vancouver.

Connecting flights can be cheaper but often mean longer layovers. You can easily select either direct or connecting flights with a single click using the filters.