Distance From Big Bear City Airport to Francisco de Sá Carneiro Airport, RBF - OPO Distance

The distance from Big Bear City Airport (RBF) to Francisco de Sá Carneiro Airport (OPO) is 5513 miles or 8871 kilometers or 4787 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 Big Bear ( United States ) to Porto ( Portugal )?

A one-way nonstop (direct) flight between Big Bear and Porto takes around 12 hours 40 minutes.

Estimated flight time from Big Bear City Airport, Big Bear, United States to Francisco de Sá Carneiro Airport, Porto, Portugal is 12 hours 40 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 • RBF - OPO

Kilometers		8871 km
Statute Miles		5513 miles
Nautical Miles		4787 nm
Avg. Time of Flight		12 hours 40 minutes

Big Bear City Airport to Francisco de Sá Carneiro Airport Flight Route Map - RBF to OPO Flight Path

Location of Big Bear City Airport & Francisco de Sá Carneiro Airport is given below.
Click the map to view Big Bear to Porto nonstop flight path and travel direction.

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

Nonstop flight route between Big Bear, United States and Porto, Portugal.

Time Difference Between the Airports • RBF - OPO

Time difference between Big Bear (United States) and Porto (Portugal) is 8 Hours.
Porto time is 8 Hours ahead of Big Bear.

Location	Local Time
Big Bear (United States)	2026-02-01, 23:54:44 PST
Porto (Portugal)	2026-02-02, 07:54:44 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

Big Bear City Airport (RBF / L35) Big Bear, United States

Destination

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