S$1,644 Cheap Flights from London to Portland

Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from LHR to PDX start from S$1,009. Make your booking today to get the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.

Each air carrier has its own terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Heathrow Airport (LHR) to PDX Airport flights, you’ll see a “no change fees” filter for you to select.

With a flight distance of 7,900 kilometres from Heathrow Airport (LHR) to PDX Airport, this is a long-haul journey. Make sure you stay hydrated and go for a short walk down the aisle from time to time.

British Airways (BA) will fly you from LHR to PDX Airport comfortably and safely. Take your pick of 17 direct flights every month on this route.

Booking last minute from London Heathrow to PDX Airport can be hit-or-miss. It is possible to score a bargain, but you could also miss out entirely! If you’d rather start planning early, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines release their prices that far in advance. Our advice? Check back often as updates are made frequently.