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$655+ Cheap flights from London (LON) to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PDX
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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The best prices from London to Portland are usually found in January or February, booked 76 days in advance, depart on a Monday or Friday and return on a Tuesday

Cheap flight deals from London to Portland

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Popular in

August

Cheapest in

January

Round-trip from

$693
(Delta)

One-way from

$655
(Kiwi.com)
Provider with most accurate pricing for London (LON)-Portland flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Portland flights.
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High demand for flights, 26% potential price rise
Search Deals
Best time to find cheap flights, 17% potential price drop
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From London (LON) to Portland
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One-way flight from London (LON) to Portland
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Find flight deals from London to Portland

Cheapest flights from London to Portland
Explore the most affordable flight options available from London to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Trip.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1212:00 pmLGW - PDX
1 stop29h 47mMultiple Airlines
Sun 12/156:46 amPDX - LGW
2 stops19h 49mMultiple Airlines
Deal found 11/19$717
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:10 amLHR - PDX
1 stop19h 18mDelta
Tue 1/1411:30 amPDX - LHR
2 stops15h 00mDelta
Deal found 11/19$721
This Orbitz deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/62:20 pmLHR - PDX
Nonstop10h 15mMultiple Airlines
Sun 12/81:57 pmPDX - LHR
1 stop32h 23mMultiple Airlines
Deal found 11/20$724
This Gotogate deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1111:55 amLGW - PDX
1 stop12h 55mIcelandair
Tue 12/172:35 pmPDX - LGW
1 stop12h 20mIcelandair
Deal found 11/19$727
This Justfly.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3112:35 pmLHR - PDX
1 stop19h 03mFinnair
Tue 1/146:30 pmPDX - LHR
Nonstop9h 40mFinnair
Deal found 11/19$830
This Expedia deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/86:30 amLHR - PDX
2 stops21h 43mLufthansa
Tue 12/2410:10 amPDX - LHR
1 stop16h 00mLufthansa
Deal found 11/19$844
This Justfly.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/58:40 pmLHR - PDX
1 stop28h 15mIcelandair
Tue 12/172:35 pmPDX - LHR
1 stop20h 55mIcelandair
Deal found 11/19$845
This CrystalTravel deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/235:50 pmLHR - PDX
1 stop25h 35mVirgin Atlantic
Mon 12/3012:46 pmPDX - LHR
1 stop14h 24mVirgin Atlantic
Deal found 11/19$848
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/82:20 pmLHR - PDX
Nonstop10h 15mAmerican Airlines
Tue 12/248:28 amPDX - LHR
1 stop20h 52mAmerican Airlines
Deal found 11/19$868
This Booking.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/86:00 pmLHR - PDX
2 stops29h 20mAir Canada
Tue 12/247:05 pmPDX - LHR
2 stops27h 25mAir Canada
Deal found 11/19$885
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/171:00 pmLHR - PDX
1 stop13h 24mUnited Airlines
Fri 2/216:00 amPDX - LHR
1 stop20h 10mUnited Airlines
Deal found 11/19$896
This Iberia deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/812:10 pmLHR - PDX
1 stop18h 42mIberia
Tue 12/246:30 pmPDX - LHR
Nonstop9h 40mIberia
Deal found 11/20$909

Find flights from London to Portland within your budget

Customize your flight search to find flights from London to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,659,078 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 1/14

6:30 am-11:25 am

1 stop12h 55m

Portland

Tue 1/28

11:30 am-10:30 am

2 stops15h 00m

$693

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 2/11

12:00 pm-8:46 pm

1 stop16h 46m

Portland

Fri 2/14

6:42 am-6:00 am

1 stop15h 18m

$700

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Mon 5/12

3:40 pm-5:55 pm

1 stop34h 15m

Portland

Mon 6/2

3:20 pm-2:40 pm

1 stop15h 20m

$710

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 4/29

1:05 pm-5:55 pm

1 stop12h 50m

Portland

Wed 5/7

3:20 pm-11:55 am

1 stop12h 35m

$712

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Fri 12/6

2:20 pm-4:35 pm

Nonstop10h 15m

Portland

Sun 12/8

1:57 pm-6:20 am

1 stop32h 23m

$724

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 1/27

1:00 pm-6:24 pm

1 stop13h 24m

Portland

Mon 2/10

7:00 am-11:05 am

1 stop20h 05m

$739

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 2/19

2:20 pm-4:35 pm

Nonstop10h 15m

Portland

Thu 3/6

8:01 am-8:15 am

1 stop16h 14m

$740

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 1/1

1:25 pm-10:09 pm

2 stops16h 44m

Portland

Wed 1/15

10:10 am-9:20 am

2 stops15h 10m

$743

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 1/22

2:20 pm-4:35 pm

Nonstop10h 15m

Portland

Wed 2/5

6:00 am-12:00 pm

1 stop22h 00m

$746

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 4/28

2:10 pm-6:24 pm

1 stop12h 14m

Portland

Thu 5/8

8:15 am-7:25 am

1 stop15h 10m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 53 results
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Compare providers for flights from London to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Portland in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London-Portland flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on London-Portland flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from London-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-Portland flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from London to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from London with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from London to Portland

Get recent, data-driven insights about flights from London to Portland including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London to Portland?

Use this chart to determine the optimal time to book a round-trip flight from London to Portland. Price data was last updated on November 15, 2024.

To ensure you get the cheapest price possible for a flight from London to Portland, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London to Portland?

Currently, November is the cheapest month in which you can book a flight from London to Portland (average of $268). Flying from London to Portland in July is currently the most expensive (average of $341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to PDX?

Find hourly flight availability from London to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

It’s optimal to fly from London to Portland at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the morning.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated November 20, 2024.
Read through reviews of airlines operating flights from London to Portland, such as Lufthansa, Air Canada and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.1
Very good
531 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.4

Reviews

1 / 10

The crew was great, the seats were comfy but in need of better lumbar support. I was disappointed in the movie selection. No classics, a lot of sci-fi/fantasy that hold no interest for me. All in all, B+ rating.

Air New Zealand
8.1
Very good
531 reviews
Air New Zealand
8.1
Very good
531 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.4

Reviews

1 / 10

The crew was great, the seats were comfy but in need of better lumbar support. I was disappointed in the movie selection. No classics, a lot of sci-fi/fantasy that hold no interest for me. All in all, B+ rating.

Delta
8.0
Very good
8,758 reviews
Air New Zealand
8.1
Very good
531 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.4

Reviews

1 / 10

The crew was great, the seats were comfy but in need of better lumbar support. I was disappointed in the movie selection. No classics, a lot of sci-fi/fantasy that hold no interest for me. All in all, B+ rating.

KLM
7.8
Good
1,350 reviews
Air New Zealand
8.1
Very good
531 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.4

Reviews

1 / 10

The crew was great, the seats were comfy but in need of better lumbar support. I was disappointed in the movie selection. No classics, a lot of sci-fi/fantasy that hold no interest for me. All in all, B+ rating.

Finnair
7.7
Good
1,300 reviews
Air New Zealand
8.1
Very good
531 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.4

Reviews

1 / 10

The crew was great, the seats were comfy but in need of better lumbar support. I was disappointed in the movie selection. No classics, a lot of sci-fi/fantasy that hold no interest for me. All in all, B+ rating.

SWISS
7.6
Good
1,637 reviews
Air New Zealand
8.1
Very good
531 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.4

Reviews

1 / 10

The crew was great, the seats were comfy but in need of better lumbar support. I was disappointed in the movie selection. No classics, a lot of sci-fi/fantasy that hold no interest for me. All in all, B+ rating.

Related info for your journey

Find useful and relevant information for your journey from London to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from London?

    For a flight from London to Portland, you will be flying into Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 3 inbound flights from London per day. 4 airlines have flights to Portland from London on a regular basis.

  • What are the cheapest airlines flying from London to Portland round-trip?

    Currently priced at $693, Delta will fly you from London to Portland and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Icelandair and Lufthansa - these airlines can fly you to your destination from $710 and $739, respectively. Delta is priced at 21% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from London to Portland one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $657. Users have also found prices from $663 and $686 on Aer Lingus and WestJet, respectively.

  • What are the most popular routes from London to Portland?

    While some choose either London Gatwick - Portland or London City - Portland, London Heathrow - Portland is the most popular route from London to Portland.

  • What are the most reliable airlines from London to Portland?

    Before booking your flight to Portland from London, check out the most reliable airlines to get you to your destination on time: Iberia (53%), American Airlines (43%), Alaska Airlines( 43%).

  • What are the cheapest flights from London to Portland?

    Looking for the cheapest flight from London to Portland? While on average our users pay $1,828, our data indicates the cheapest price to be $805. The most popular route (London Heathrow - Portland), is priced around $693.

  • Can I find deals for flights from London to Portland that include hotel bookings?

    Yes. In addition to deals on London to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Portland.

  • Can I find deals for business class flights from London to Portland?

    Yes. Cheapflights offers flight deals from London to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Portland?

    Currently, November is the cheapest month in which you can book a flight from London to Portland (average of $268). Flying from London to Portland in July is currently the most expensive (average of $341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from London to Portland

Discover the top 4 airlines that operate flights from London to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,659,078 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$603Average$753FlexibilityNo cancel feeOn-time69%
IberiaCheapest$691Average$1,068FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$699Average$1,000FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$730Average$1,038FlexibilityNo cancel feeOn-time71%
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