Distance From London Heathrow Airport to Portland International Airport, LHR - PDX Distance

The distance from London Heathrow Airport (LHR) to Portland International Airport (PDX) is 4900 miles or 7886 kilometers or 4255 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 London ( United Kingdom ) to Portland ( United States )?

A one-way nonstop (direct) flight between London and Portland takes around 11 hours 15 minutes.

Estimated flight time from London Heathrow Airport, London, United Kingdom to Portland International Airport, Portland, United States is 11 hours 15 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 • LHR - PDX

Kilometers		7886 km
Statute Miles		4900 miles
Nautical Miles		4255 nm
Avg. Time of Flight		11 hours 15 minutes

London Heathrow Airport to Portland International Airport Flight Route Map - LHR to PDX Flight Path

Location of London Heathrow Airport & Portland International Airport is given below.
Click the map to view London to Portland nonstop flight path and travel direction.

Click to see flight route on Google Map between London, United Kingdom and Portland, United States. .

Nonstop flight route between London, United Kingdom and Portland, United States.

Time Difference Between the Airports • LHR - PDX

Time difference between London (United Kingdom) and Portland (United States) is 7 Hours.
Portland time is 7 Hours behind London.

Location	Local Time
London (United Kingdom)	2026-06-17, 15:15:29 BST
Portland (United States)	2026-06-17, 08:15:29 MDT

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

London Heathrow Airport (LHR / EGLL) London, United Kingdom

Destination

Portland International Airport (PDX / KPDX) Portland, United States