฿22,930 Cheap Flights from London (LHR) to Portland (PDX)

View ฿22,930 flight on Wed, 3 Sep 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Portland International Airport (PDX)

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Cheap Flights from London (LHR) to Portland (PDX)

Prices were available within the past 7 days and start at ฿22,930 for one-way flights and ฿25,045 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 11 Apr - Sat, 25 Apr
LHR
London
PDX
Portland
฿25,045 Return, found 5 days ago
฿25,045
Return
found 5 days ago
Select Air Canada flight, departing Sat, 11 Apr from London to Portland, returning Sat, 25 Apr, priced at ฿25,045 found 5 days ago
United
Sat, 11 Apr - Sat, 25 Apr
LHR
London
PDX
Portland
฿25,790 Return, found 5 days ago
฿25,790
Return
found 5 days ago
Select United flight, departing Sat, 11 Apr from London to Portland, returning Sat, 25 Apr, priced at ฿25,790 found 5 days ago
United
Sat, 11 Apr - Sat, 25 Apr
LHR
London
PDX
Portland
฿25,975 Return, found 5 days ago
฿25,975
Return
found 5 days ago
Select United flight, departing Sat, 11 Apr from London to Portland, returning Sat, 25 Apr, priced at ฿25,975 found 5 days ago
Lufthansa
Sat, 11 Apr - Sat, 25 Apr
LHR
London
PDX
Portland
฿26,625 Return, found 5 days ago
฿26,625
Return
found 5 days ago
Select Lufthansa flight, departing Sat, 11 Apr from London to Portland, returning Sat, 25 Apr, priced at ฿26,625 found 5 days ago
Icelandair
Sat, 11 Apr - Sat, 25 Apr
LHR
London
PDX
Portland
฿26,760 Return, found 5 days ago
฿26,760
Return
found 5 days ago
Select Icelandair flight, departing Sat, 11 Apr from London to Portland, returning Sat, 25 Apr, priced at ฿26,760 found 5 days ago
Lufthansa
Sat, 11 Apr - Sat, 25 Apr
LHR
London
PDX
Portland
฿26,810 Return, found 5 days ago
฿26,810
Return
found 5 days ago
Select Lufthansa flight, departing Sat, 11 Apr from London to Portland, returning Sat, 25 Apr, priced at ฿26,810 found 5 days ago
Air Canada
Wed, 3 Sep - Sun, 7 Sep
LHR
London
PDX
Portland
฿26,915 Return, found 15 hours ago
฿26,915
Return
found 15 hours ago
Select Air Canada flight, departing Wed, 3 Sep from London to Portland, returning Sun, 7 Sep, priced at ฿26,915 found 15 hours ago
Brussels Airlines
Sat, 11 Apr - Sat, 25 Apr
LHR
London
PDX
Portland
฿27,180 Return, found 5 days ago
฿27,180
Return
found 5 days ago
Select Brussels Airlines flight, departing Sat, 11 Apr from London to Portland, returning Sat, 25 Apr, priced at ฿27,180 found 5 days ago
Air Canada
Wed, 3 Sep - Sun, 7 Sep
LHR
London
PDX
Portland
฿27,660 Return, found 15 hours ago
฿27,660
Return
found 15 hours ago
Select Air Canada flight, departing Wed, 3 Sep from London to Portland, returning Sun, 7 Sep, priced at ฿27,660 found 15 hours ago
Delta
Wed, 3 Sep - Sun, 7 Sep
LHR
London
PDX
Portland
฿27,845 Return, found 15 hours ago
฿27,845
Return
found 15 hours ago
Select Delta flight, departing Wed, 3 Sep from London to Portland, returning Sun, 7 Sep, priced at ฿27,845 found 15 hours ago

Find the cheapest month to fly from London (LHR) to Portland (PDX)

May is typically the cheapest month to fly

From ฿18,378 - ฿37,686 per traveller.

Graph displaying average flight prices per month

Flight from London to Portland route information
Origin airport
Heathrow
Destination airport
Portland Intl.
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, Lufthansa, United, WestJet
Return price
฿25,045
Distance
7839 km
Average flight time
9 hours 55 mins

Perfect flights from London to Portland

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Portland. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Portland, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Portland Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿22,930 and roundtrip prices from ฿25,045. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Portland Intl. and explore Portland and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your LHR to PDX travel arrangements today and embark on the journey of a lifetime in Portland.

Frequently asked questions

How much is a flight from LHR to Portland Airport?
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 ฿25,045. Make your booking today to get the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Portland Airport?
Each air carrier has its own terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from Heathrow Airport (LHR) to Portland Intl. Airport (PDX) that have flexible change policies?
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.
How far is the flight from Heathrow Airport to Portland Airport?
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.
Which airlines fly direct from Heathrow Airport to PDX Airport?
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.
Are London Heathrow to PDX Airport flight tickets cheaper when they're purchased at the last minute?
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.

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