Cheap Flights from Seattle to Phnom-penh
Cheap Flights from Seattle to Phnom-penh
Looking for cheap flights from Seattle to Phnom-penh? PointsYeah scans award availability across major airline and bank transfer programs in one place, so travelers can compare the lowest points and cash routes faster. Instead of searching each airline separately, users can see pricing from programs like Chase, Amex, Capital One, Citi, and Bilt side by side.
Award prices from Seattle to Phnom-penh vary by season, cabin, and date, but available award flights can start around 37,500–50,000 points one way, with premium cabins available at higher mileage levels. The live search above allows filtering by cabin, airline, stops, or maximum points to find the best award flights from Seattle to Phnom-penh for specific travel dates.
2026-11-11
SEA - KTI
Economy | 2 Stops
From 37,500 Pts + $22.8
2026-11-17
SEA - KTI
Economy | 2 Stops
From 37,500 Pts + $22.8
2026-11-11
SEA - KTI
Economy | 2 Stops | 9+ left
From 42,500 Pts + $42.8
Seattle to Phnom-penh flight facts
Distance
7,446 mi
11,983 km in a straight line
Estimated flight time
about 15h 30m
In the air, for the straight-line distance
Time difference
+15h
Phnom-penh is 15 hours ahead of Seattle.
Airports in Seattle
SEA · Seattle Tacoma Intl
Airports in Phnom-penh
KTI · Techo International Airport
Nearby airport alternatives
Flights Seattle - Ho Chi Minh City · Ho Chi Minh City is 124 mi from Phnom-penh
Premium cabin flights from Seattle to Phnom-penh
Selected hotels for your next stay
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Frequently Asked Questions
The cheapest route from Seattle to Phnom-penh depends on award space, transfer bonuses, and travel dates. PointsYeah compares bank and airline programs in one place so you can find the best points and cash combinations faster.
Yes. Transferable points from Chase, Amex, Capital One, Citi, and Bilt can often be moved to airline partners for flights from Seattle to Phnom-penh.
Yes. Searching metro codes when available helps compare nearby airport combinations for flights from Seattle to Phnom-penh.
Seattle and Phnom-penh are about 7,446 miles (11,983 km) apart in a straight line.
Flying the 7,446-mile straight-line distance takes about 15h 30m in the air, estimated from typical cruising speed. Actual travel time depends on the routing; itineraries with connections take longer.
Phnom-penh is 15 hours ahead of Seattle.
Departures from Seattle: Seattle Tacoma Intl (SEA). Arrivals in Phnom-penh: Techo International Airport (KTI).
Travelers searching this route also look at other popular routes into Phnom-penh, plus the return trip when we track it. Fares and award space change daily.
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