Distance From Butts AAF (Fort Carson) Air Field to Francisco de Sá Carneiro Airport, FCS - OPO Distance

The distance from Butts AAF (Fort Carson) Air Field (FCS) to Francisco de Sá Carneiro Airport (OPO) is 4803 miles or 7730 kilometers or 4171 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 Fort Carson ( United States ) to Porto ( Portugal )?

A one-way nonstop (direct) flight between Fort Carson and Porto takes around 11 hours 2 minutes.

Estimated flight time from Butts AAF (Fort Carson) Air Field, Fort Carson, United States to Francisco de Sá Carneiro Airport, Porto, Portugal is 11 hours 2 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 • FCS - OPO

Kilometers		7730 km
Statute Miles		4803 miles
Nautical Miles		4171 nm
Avg. Time of Flight		11 hours 2 minutes

Butts AAF (Fort Carson) Air Field to Francisco de Sá Carneiro Airport Flight Route Map - FCS to OPO Flight Path

Location of Butts AAF (Fort Carson) Air Field & Francisco de Sá Carneiro Airport is given below.
Click the map to view Fort Carson to Porto nonstop flight path and travel direction.

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

Nonstop flight route between Fort Carson, United States and Porto, Portugal.

Time Difference Between the Airports • FCS - OPO

Time difference between Fort Carson (United States) and Porto (Portugal) is 7 Hours.
Porto time is 7 Hours ahead of Fort Carson.

Location	Local Time
Fort Carson (United States)	2025-12-17, 20:21:31 MST
Porto (Portugal)	2025-12-18, 03:21:31 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

Butts AAF (Fort Carson) Air Field (FCS / KFCS) Fort Carson, United States

Destination

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