Distance From Dry Tortugas (South Coaling Dock) Helipad to Francisco de Sá Carneiro Airport

The distance from Dry Tortugas (South Coaling Dock) Helipad () to Francisco de Sá Carneiro Airport (OPO) is 4322 miles or 6956 kilometers or 3754 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 Key West ( United States ) to Porto ( Portugal )?

A one-way nonstop (direct) flight between Key West and Porto takes around 9 hours 56 minutes.

Estimated flight time from Dry Tortugas (South Coaling Dock) Helipad, Key West, United States to Francisco de Sá Carneiro Airport, Porto, Portugal is 9 hours 56 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 • - OPO

Kilometers		6956 km
Statute Miles		4322 miles
Nautical Miles		3754 nm
Avg. Time of Flight		9 hours 56 minutes

Dry Tortugas (South Coaling Dock) Helipad to Francisco de Sá Carneiro Airport Flight Route Map - to OPO Flight Path

Location of Dry Tortugas (South Coaling Dock) Helipad & Francisco de Sá Carneiro Airport is given below.
Click the map to view Key West to Porto nonstop flight path and travel direction.

Click to see flight route on Google Map between Key West, United States and Porto, Portugal. .

Nonstop flight route between Key West, United States and Porto, Portugal.

Time Difference Between the Airports • - OPO

Time difference between Key West (United States) and Porto (Portugal) is 4 Hours.
Porto time is 4 Hours ahead of Key West.

Location	Local Time
Key West (United States)	2026-03-22, 01:01:54 EDT
Porto (Portugal)	2026-03-22, 05:01:54 WET

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

Dry Tortugas (South Coaling Dock) Helipad ( / ) Key West, United States

Destination

Francisco de Sá Carneiro Airport (OPO / LPPR) Porto, Portugal