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.

Is there more than one airport in Seattle or Hamilton, Ontario?

Even short-haul routes can benefit from considering secondary airports. It may open up more flight times or cheaper fares.

• 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.

Airports with more daily flights offer more flexibility if plans change or delays occur. If you’re flexible, consider airports near Hamilton, Ontario as well.

Customize your flight from Seattle to Hamilton International

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, Montreal, Quebec, 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.