฿28,560 Cheap Flights from London (LHR) to Portland (PDX)

View ฿28,560 flight on Sun, 7 Dec 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 ฿28,560 for one-way flights and ฿45,525 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 30 Oct - Sun, 2 Nov
LHR
London
PDX
Portland
฿45,525 Return, found 6 days ago
฿45,525
Return
found 6 days ago
Select Air Canada flight, departing Thu, 30 Oct from London to Portland, returning Sun, 2 Nov, priced at ฿45,525 found 6 days ago
Air Canada
Thu, 30 Oct - Sun, 2 Nov
LHR
London
PDX
Portland
฿45,710 Return, found 6 days ago
฿45,710
Return
found 6 days ago
Select Air Canada flight, departing Thu, 30 Oct from London to Portland, returning Sun, 2 Nov, priced at ฿45,710 found 6 days ago
Lufthansa
Thu, 30 Oct - Sun, 2 Nov
LHR
London
PDX
Portland
฿46,065 Return, found 6 days ago
฿46,065
Return
found 6 days ago
Select Lufthansa flight, departing Thu, 30 Oct from London to Portland, returning Sun, 2 Nov, priced at ฿46,065 found 6 days ago
Air Canada
Thu, 30 Oct - Sun, 2 Nov
LHR
London
PDX
Portland
฿46,100 Return, found 6 days ago
฿46,100
Return
found 6 days ago
Select Air Canada flight, departing Thu, 30 Oct from London to Portland, returning Sun, 2 Nov, priced at ฿46,100 found 6 days ago

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

September is typically the cheapest month to fly

From ฿18,432 - ฿38,902 per traveller.
Flight from London to Portland route information
Origin airport
Heathrow
Destination airport
Portland Intl.
Return price
฿45,525
Distance
7839 km
Average flight time
11 hours 10 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 , 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 ฿28,560 and roundtrip prices from ฿45,525. 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 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 to 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 ฿45,525. 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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