Distance From Hermiston Municipal Airport to Cayenne – Félix Eboué Airport, HES - CAY Distance

The distance from Hermiston Municipal Airport (HES) to Cayenne – Félix Eboué Airport (CAY) is 4876 miles or 7847 kilometers or 4234 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 Hermiston ( United States ) to Matoury ( French Guiana )?

A one-way nonstop (direct) flight between Hermiston and Matoury takes around 11 hours 12 minutes.

Estimated flight time from Hermiston Municipal Airport, Hermiston, United States to Cayenne – Félix Eboué Airport, Matoury, French Guiana is 11 hours 12 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 • HES - CAY

Kilometers		7847 km
Statute Miles		4876 miles
Nautical Miles		4234 nm
Avg. Time of Flight		11 hours 12 minutes

Hermiston Municipal Airport to Cayenne – Félix Eboué Airport Flight Route Map - HES to CAY Flight Path

Location of Hermiston Municipal Airport & Cayenne – Félix Eboué Airport is given below.
Click the map to view Hermiston to Matoury nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • HES - CAY

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

Location	Local Time
Hermiston (United States)	2026-05-04, 08:54:25 MDT
Matoury (French Guiana)	2026-05-04, 11:54:25 -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

Hermiston Municipal Airport (HES / KHRI) Hermiston, United States

Destination

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