Distance From Changi Airport to Seattle/Tacoma International Airport (SIN - SEA Distance)

The flight distance from Changi Airport (SIN) to Seattle/Tacoma International Airport (SEA) is 8065 miles. This is equivalent to 12979 kilometers or 7004 nautical miles. The distance shown below is the straight line distance (may be called as flying or air distance) or direct flight distance between airports.


12979 kilometers is the distance from Changi Airport, Singapore to Seattle/Tacoma International Airport, United States.

Flight Duration between Singapore, Singapore and Seattle, United States

Estimated flight time from Changi Airport, Singapore, Singapore to Seattle/Tacoma International Airport, Seattle, United States is 16 hours 8 minutes under avarage conditions. The flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Your actual flying time may vary depending on wind speeds or weather conditions.

Time Difference Between the Airports • SIN - SEA

Time difference between Singapore (Singapore) and Seattle (United States) is 14 Hours.
Current local time in Singapore is 2025-08-22, 00:21:20 +08 and time in Seattle is 2025-08-21, 10:21:20 MDT.
Seattle time is 14 Hours behind Singapore.

Changi Airport to Seattle/Tacoma International Airport Flight Route Map - SIN to SEA Flight Path

Location of Changi Airport & Seattle/Tacoma International Airport is given below.
Click the map to view Singapore to Seattle nonstop flight path and travel direction.

Click to see flight route on Google Map between Singapore, Singapore and Seattle, United States. .


Nonstop flight route between Singapore, Singapore and Seattle, United States.
Get airport maps and more information about Changi Airport Changi Airport
City: Singapore
Country: Singapore Flag of Singapore
IATA Code: SIN
ICAO Code: WSSS
GPS Coordinates: Latitude: N 1° 21' 0.7'' Longitude: E 103° 59' 38.4''
Current time: 2025-08-22, 00:21:20 +08
Current weather: 15 day weather forecast for Changi Airport Changi Airport 15 day weather forecast
Get airport maps and more information about Seattle/Tacoma International Airport Seattle/Tacoma International Airport
City: Seattle
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
GPS Coordinates: Latitude: N 47° 26' 56.4'' Longitude: W 122° 18' 33.5''
Current time: 2025-08-21, 10:21:20 MDT
Current weather: 15 day weather forecast for Seattle/Tacoma International Airport Seattle/Tacoma International Airport 15 day weather forecast

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