How much is a flight from Seattle to Chiang Mai?

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

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 - Chiang Mai route.

Flying between Seattle and Chiang Mai? 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 Chiang Mai: The only active option is Chiang Mai.

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.

Refine your flight search from Seattle to Chiang Mai

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from the best airlines and travel agencies.

Other popular destinations

Also looking at Thailand? These cities are trending: Bangkok, Chiang Mai, Ko Samui, Krabi, Phuket.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.