Flight prices from Seattle to Phnom Penh

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

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Which departure and arrival airports are available?

Between Seattle and Phnom Penh, flight options may depend on the combination of airports available.

• Airports in Seattle: Seattle is connected by 2 airports - Boeing Field, Lake Union.
• Airports in Phnom Penh: Phnom Penh - Techo International is the only active airport in the area.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Adjust your flight filters for Seattle – Phnom Penh

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Other popular destinations

Planning a trip to Cambodia? These cities are popular too: Phnom Penh, Siem Reap, Sihanoukville.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.