Distance From Austin Straubel International Airport to Singapore Changi Airport, GRB - SIN Distance

The distance from Austin Straubel International Airport (GRB) to Singapore Changi Airport (SIN) is 9183 miles or 14779 kilometers or 7975 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Green Bay ( United States ) to Singapore ( Singapore )?

A one-way nonstop (direct) flight between Green Bay and Singapore takes around 21 hours 6 minutes.

Estimated flight time from Austin Straubel International Airport, Green Bay, United States to Singapore Changi Airport, Singapore, Singapore is 21 hours 6 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • GRB - SIN

Kilometers		14779 km
Statute Miles		9183 miles
Nautical Miles		7975 nm
Avg. Time of Flight		21 hours 6 minutes

Austin Straubel International Airport to Singapore Changi Airport Flight Route Map - GRB to SIN Flight Path

Location of Austin Straubel International Airport & Singapore Changi Airport is given below.
Click the map to view Green Bay to Singapore nonstop flight path and travel direction.

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

Nonstop flight route between Green Bay, United States and Singapore, Singapore.

Time Difference Between the Airports • GRB - SIN

Time difference between Green Bay (United States) and Singapore (Singapore) is 13 Hours.
Singapore time is 13 Hours ahead of Green Bay.

Location	Local Time
Green Bay (United States)	2026-03-20, 13:03:14 CDT
Singapore (Singapore)	2026-03-21, 02:03:14 +08

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Austin Straubel International Airport (GRB / KGRB) Green Bay, United States

Destination

Singapore Changi Airport (SIN / WSSS) Singapore, Singapore