How long is the flight from London to Portland?

Direct flights from LHR to PDX cover approximately 7,886 km (4,900 miles), with an estimated flight time of 9h 17m. Operating airlines: BA.

Cheap flights from London to Portland

Direct flight: 7,886 km, ~9h 17m from London (LHR) to Portland (PDX).

Last updated May 26, 2026 · By Flightmaps Editorial

How long is the flight from London to Portland?

Direct flights from LHR to PDX cover approximately 7,886 km (4,900 miles), with an estimated flight time of 9h 17m. Operating airlines: BA.

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.