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Did you mean flights from Phnom Penh to Seattle / Tacoma?
United States
Seattle–Tacoma International Airport
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Cambodia
Techo Airport
At present, there are no direct flights from Seattle / Tacoma to Phnom Penh.
However, there are several flights from SEA to KTI with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from SEA to KTI, and to see what flight schedules are available.
Phnom Penh is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, Phnom Penh experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.

In total there are 7 airlines that cover the full route from Seattle / Tacoma SEA to Phnom Penh KTI. These airlines are:
All other flights from Seattle / Tacoma to Phnom Penh are operated by a combination of multiple carriers, which are listed below:
In total there are 3 alliances that cover the full route from Seattle / Tacoma SEA to Phnom Penh KTI. These alliances are:
You can fly the full journey from SEA to KTI in Economy, Premium Economy and Business Class. First Class is not available on this route, at least not on the full route with just 1 stopover.
Currently, there is only one aircraft type that covers the full route (with 1 stopover) from Seattle / Tacoma to Phnom Penh, which is the Airbus A350-900.
All other flights from Seattle / Tacoma to Phnom Penh are operated by a combination of multiple aircraft types.
The distance between Seattle / Tacoma and Phnom Penh is 7,454 miles (11,996 kilometers).
However, because there are no direct flights between SEA and KTI, the distance of the full journey varies between 7,485 and 7,497 miles (or 12,046 and 12,065 kilometers), depending on your stopover airport.
Flights from Seattle / Tacoma to Phnom Penh take from 16 hours and 10 minutes up to 18 hours and 25 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Phnom Penh: Techo Airport (KTI).
From 16 hours and 10 minutes up to 18 hours and 25 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between SEA and KTI, the total distance of the full journey varies between 7,485 and 7,497 miles (or 12,046 and 12,065 kilometers), depending on your stopover airport.
China Airlines, EVA Air, Cathay Pacific, Philippine Airlines, Asiana Airlines, Korean Air and Singapore Airlines are flying the full route from Seattle / Tacoma to Phnom Penh.
Delta, Starlux Airlines, Cambodia Airways, Air Cambodia, Hainan Airlines, Xiamen Airlines, China Eastern, Spring Airlines, Hawaiian Airlines, Alaska, Sky Angkor Airlines, Emirates and Air China operate several connecting flights, but only partly.
Oneworld, SkyTeam and Star Alliance are flying from Seattle / Tacoma to Phnom Penh.
You can fly the full route from Seattle / Tacoma to Phnom Penh (with 1 stopover) in Economy, Premium Economy and Business Class.
Aircraft types that fly the full route from Seattle / Tacoma to Phnom Penh (with 1 stopover):
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