Distance From Grand Coulee Dam Airport to Cayenne – Félix Eboué Airport, GCD - CAY Distance

The distance from Grand Coulee Dam Airport (GCD) to Cayenne – Félix Eboué Airport (CAY) is 4903 miles or 7890 kilometers or 4258 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 Electric City ( United States ) to Matoury ( French Guiana )?

A one-way nonstop (direct) flight between Electric City and Matoury takes around 11 hours 16 minutes.

Estimated flight time from Grand Coulee Dam Airport, Electric City, United States to Cayenne – Félix Eboué Airport, Matoury, French Guiana is 11 hours 16 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 • GCD - CAY

Kilometers		7890 km
Statute Miles		4903 miles
Nautical Miles		4258 nm
Avg. Time of Flight		11 hours 16 minutes

Grand Coulee Dam Airport to Cayenne – Félix Eboué Airport Flight Route Map - GCD to CAY Flight Path

Location of Grand Coulee Dam Airport & Cayenne – Félix Eboué Airport is given below.
Click the map to view Electric City to Matoury nonstop flight path and travel direction.

Click to see flight route on Google Map between Electric City, United States and Matoury, French Guiana. .

Nonstop flight route between Electric City, United States and Matoury, French Guiana.

Time Difference Between the Airports • GCD - CAY

Time difference between Electric City (United States) and Matoury (French Guiana) is 3 Hours.
Matoury time is 3 Hours ahead of Electric City.

Location	Local Time
Electric City (United States)	2026-03-19, 21:24:34 MDT
Matoury (French Guiana)	2026-03-20, 00:24:34 -03

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

Grand Coulee Dam Airport (GCD / 3W7) Electric City, United States

Destination

Cayenne – Félix Eboué Airport (CAY / SOCA) Matoury, French Guiana