Cheap Flights from London (LHR) to Portland (PDX) from HK$4,824~

View HK$4,824 flight on Fri, 3 Oct 2025Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at HK$4,824 for one-way flights and HK$6,820 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$6,820 Return, found 3 days ago
HK$6,820
Return
found 3 days ago
Select American Airlines flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$6,820 found 3 days ago
British Airways
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,015 Return, found 3 days ago
HK$7,015
Return
found 3 days ago
Select British Airways flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,015 found 3 days ago
Finnair
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,097 Return, found 3 days ago
HK$7,097
Return
found 3 days ago
Select Finnair flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,097 found 3 days ago
Iberia
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,100 Return, found 3 days ago
HK$7,100
Return
found 3 days ago
Select Iberia flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,100 found 3 days ago
Air Canada
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,126 Return, found 3 days ago
HK$7,126
Return
found 3 days ago
Select Air Canada flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,126 found 3 days ago
Virgin Atlantic
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,164 Return, found 3 days ago
HK$7,164
Return
found 3 days ago
Select Virgin Atlantic flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,164 found 3 days ago
Delta
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,164 Return, found 3 days ago
HK$7,164
Return
found 3 days ago
Select Delta flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,164 found 3 days ago
United
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,306 Return, found 3 days ago
HK$7,306
Return
found 3 days ago
Select United flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,306 found 3 days ago
Virgin Atlantic
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,325 Return, found 3 days ago
HK$7,325
Return
found 3 days ago
Select Virgin Atlantic flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,325 found 3 days ago
United
Sat, 4 Oct - Sat, 11 Oct
LHR
London
PDX
Portland
HK$7,350 Return, found 3 days ago
HK$7,350
Return
found 3 days ago
Select United flight, departing Sat, 4 Oct from London to Portland, returning Sat, 11 Oct, priced at HK$7,350 found 3 days ago

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

May is typically the cheapest month to fly

From HK$4,436 - HK$9,175 per traveller.

Graph displaying average flight prices per month

London to Portland route information
Origin airport
Heathrow
Destination airport
Portland Intl.
Return price
HK$6,820
Distance
7839 km
Average flight time
9 hours 55 mins

Flights from London to Portland

Book cheap flights from London (LHR) to Portland (PDX) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from London (LHR) to Portland (PDX) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your London (LHR) to Portland (PDX) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Portland flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Portland and things to do in Portland for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Portland more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Portland is HK$4,824 now!

 

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 HK$6,820. 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 kilometers 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.

Explore a world of travel with Expedia

*Available to Expedia members.