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Cheap flights from the United Kingdom to Portland from £272

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PDX
5 May — 12 May1
1 adult

Cheap flight deals from United Kingdom to Portland

Keep the following information in mind while searching for United Kingdom to Portland flight deals. Data was last updated 30 April 2025.

Round-trip from

£539

One-way from

£272

Popular in

August

Cheapest in

March

Average price

£682

Good round-trip deal

£646 or less

Good one-way deal

£672 or less
British Airways
  • British Airways
  • 15/9-29/9
  • 1 total stop
  • 23h 35m total
  • United Kingdom to Portland
10/6
  • 10/6
  • 3 total stops
  • 41h 09m total
  • United Kingdom to Portland
Highest demand for flights based on searches. 14% potential increase in price (£85 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from United Kingdom to Portland.
Price to beat on a one-way flight from United Kingdom to Portland.

Find flight deals from United Kingdom to Portland

Cheapest flights from United Kingdom to Portland
Explore the most affordable flight options available from United Kingdom to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Mon 15/915:40LHR - PDX
Nonstop9h 55mBritish Airways
Mon 29/913:15PDX - LHR
1 stop13h 40mBritish Airways
Deal found 30/4£539
Fri 5/906:00LHR - PDX
2 stops24h 30mMultiple Airlines
Thu 18/910:55PDX - LHR
1 stop14h 45mMultiple Airlines
Deal found 29/4£540
Sat 10/509:30LHR - PDX
2 stops20h 10mUnited Airlines
Fri 23/507:40PDX - LHR
1 stop15h 45mUnited Airlines
Deal found 28/4£540
Mon 15/914:10LHR - PDX
1 stop12h 36mAir Canada
Mon 29/910:00PDX - LHR
2 stops27h 00mAir Canada
Deal found 29/4£543
Tue 17/613:00LGW - PDX
1 stop12h 55mIcelandair
Thu 24/715:20PDX - LGW
1 stop15h 20mIcelandair
Deal found 30/4£549
Tue 17/612:00LGW - PDX
1 stop17h 30mMultiple Airlines
Thu 24/707:00PDX - LGW
1 stop19h 00mMultiple Airlines
Deal found 30/4£550
Sat 10/513:05LHR - PDX
1 stop12h 50mIcelandair
Fri 23/515:20PDX - LHR
1 stop12h 35mIcelandair
Deal found 28/4£551
Wed 3/906:30LHR - PDX
2 stops19h 59mLufthansa
Sat 20/910:55PDX - LHR
1 stop14h 45mLufthansa
Deal found 29/4£558
Mon 15/908:45LCY - PDX
2 stops19h 52mMultiple Airlines
Mon 29/915:44PDX - LCY
2 stops18h 51mMultiple Airlines
Deal found 30/4£568
Tue 10/612:10EDI - PDX
1 stop33h 02mIcelandair
Mon 23/623:35PDX - EDI
1 stop26h 35mIcelandair
Deal found 29/4£576
Fri 5/915:40LHR - PDX
Nonstop9h 55mIberia
Thu 18/914:50PDX - LHR
1 stop17h 15mIberia
Deal found 30/4£577
Sat 6/911:25EDI - PDX
1 stop14h 10mBritish Airways
Sat 20/919:25PDX - EDI
1 stop13h 20mBritish Airways
Deal found 30/4£586

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom 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 858,174 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from the United Kingdom to Portland that are best for you.

Fly from

United Kingdom

Fly to

Portland

Route

Depart

Return

Price

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 15/9

15:40-17:35

Nonstop9h 55m

Portland

Mon 29/9

13:15-10:55

1 stop13h 40m

£539

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Fri 5/9

06:00-22:30

2 stops24h 30m

Portland

Thu 18/9

10:55-09:40

1 stop14h 45m

£540

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Sat 10/5

09:30-21:40

2 stops20h 10m

Portland

Fri 23/5

07:40-07:25

1 stop15h 45m

£540

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 15/9

14:10-18:46

1 stop12h 36m

Portland

Mon 29/9

10:00-21:00

2 stops27h 00m

£543

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 17/6

13:00-17:55

1 stop12h 55m

Portland

Thu 24/7

15:20-14:40

1 stop15h 20m

£549

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 17/6

12:00-21:30

1 stop17h 30m

Portland

Thu 24/7

07:00-10:00

1 stop19h 00m

£550

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Sat 10/5

13:05-17:55

1 stop12h 50m

Portland

Fri 23/5

15:20-11:55

1 stop12h 35m

£551

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 3/9

06:30-18:29

2 stops19h 59m

Portland

Sat 20/9

10:55-09:40

1 stop14h 45m

£558

ManchesterPortland

MAN - PDX

MANPDX

Manchester

Wed 17/9

09:20-17:35

1 stop16h 15m

Portland

Mon 22/9

19:25-17:55

1 stop14h 30m

£565

LondonPortland

LCY - PDX

LCYPDX

London City

Mon 15/9

08:45-20:37

2 stops19h 52m

Portland

Mon 29/9

15:44-18:35

2 stops18h 51m

£568

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from United Kingdom with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Portland

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

Currently, January is the cheapest month in which you can book a flight from United Kingdom to Portland (average of £736). Flying from United Kingdom to Portland in July is currently the most expensive (average of £1,048). 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 GB to PDX?

Find hourly flight availability from United Kingdom 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 30 April 2025.

When flying from United Kingdom to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to Portland

Explore weekly flight availability from United Kingdom to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 April 2025.

The most flights from GB0 to PDX are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

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 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 30 April 2025.
See what other customers who have flown with Delta, KLM and Finnair from United Kingdom to Portland have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom?

    For a flight from United Kingdom to Portland, you will be flying into Portland. Portland (PDX) is just 6.0 mi from the center of the city.

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

    The cheapet airlines for a one-way flight from United Kingdom to Portland are WestJet (£335), British Airways (£516), and Lufthansa (£517).

  • What are the most popular routes from United Kingdom to Portland?

  • What are the most reliable airlines from United Kingdom to Portland?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from United Kingdom to Portland on time: American Airlines (76%), Alaska Airlines (76%), Aer Lingus (76%).

  • What are the cheapest flights from United Kingdom to Portland?

    Looking at all options, your cheapest flight can be booked for £544. While the most popular route (London Heathrow - Portland) can be booked for £470 on average our data indicates £1,049 when flying from United Kingdom to Portland.

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

    Yes. In addition to deals on United Kingdom to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Portland?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Portland?

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to Portland (average of £736). Flying from United Kingdom to Portland in July is currently the most expensive (average of £1,048). 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

Travelling to a place near the United Kingdom?

Book flights to the United Kingdom if you plan to visit one of these locations
Cannon Beach
Lincoln City

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from United Kingdom to Portland

Discover the top 10 airlines that operate flights from United Kingdom 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 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£440Average£700FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£478Average£673FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
FinnairCheapest£490Average£650FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£499Average£557FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£508Average£724FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£522Average£638FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£531Average£723FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£544Average£585FlexibilityNo cancel feeOn-time77%
Search Air France flights
IberiaCheapest£546Average£743FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest£558Average£745FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Portland?

Deals for United Kingdom to Portland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Portland?

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from United Kingdom to Portland with no change fees?

Certainly. Search results for flights to Portland from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from United Kingdom to Portland become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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