Cheap flights from Seattle to Ko Samui

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How much is a flight from Seattle to Ko Samui?

There’s no fixed price — fares between Seattle and Ko Samui can vary a lot by day or time.

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

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Flying between Seattle and Ko Samui? 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 Ko Samui: The only active option is Ko Samui - Koh Samui.

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.

Flights from Seattle - Tacoma to Ko Samui - Koh Samui

Plan your journey from Seattle to Ko Samui with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in Thailand? These cities are trending: Bangkok, Chiang Mai, Ko Samui, Krabi, Phuket.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Seattle to Ko Samui.

How much does an airline ticket from Seattle to Ko Samui cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Seattle to Ko Samui.

How far is Seattle from Ko Samui?

Seattle is about 12425 km from Ko Samui.

What are the airports in Ko Samui?

Ko Samui has one airport: Ko Samui - Koh Samui.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the most popular cities in Thailand?

The most popular cities in Thailand according to our users' searches are: Bangkok, Chiang Mai, Ko Samui, Krabi, Phuket.

When should I book a flight from Seattle to Ko Samui?

This information is not available at the moment.

What is the cheapest month to fly from Seattle to Ko Samui?

This information is not available at the moment.

What is the most expensive month to fly from Seattle to Ko Samui?

This information is not available at the moment.

What is the best day of the week to fly from Seattle to Ko Samui?

This information is not available at the moment.