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Cheap flights from the United Kingdom to Portland from £309

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PDX
26 Jan — 2 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Portland

Enter your travel dates to find the best prices.

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 27 December 2025.

Fri 26/1210:20LHR - PDX
2 stops20h 04mScandinavian Airlines
Thu 1/113:30PDX - LHR
2 stops20h 10mScandinavian Airlines
Deal found 25/12£1,001
Fri 26/1219:55LHR - PDX
2 stops34h 26mMultiple Airlines
Wed 31/1213:45PDX - LHR
1 stop12h 15mMultiple Airlines
Deal found 26/12£1,124
Wed 31/1213:45LHR - PDX
Nonstop10h 10mMultiple Airlines
Fri 9/109:10PDX - LHR
1 stop14h 00mMultiple Airlines
Deal found 25/12£1,160
Wed 31/1211:55LHR - PDX
1 stop18h 04mAmerican Airlines
Fri 9/106:00PDX - LHR
1 stop16h 50mAmerican Airlines
Deal found 25/12£1,167
Wed 31/1215:00LHR - PDX
2 stops26h 15mAir Canada
Fri 9/119:00PDX - LHR
1 stop32h 50mAir Canada
Deal found 25/12£1,220
Fri 26/1206:00LHR - PDX
2 stops23h 11mMultiple Airlines
Thu 1/119:00PDX - LHR
1 stop32h 50mMultiple Airlines
Deal found 25/12£1,264
Sun 28/1212:15LHR - PDX
1 stop12h 45mMultiple Airlines
Sat 3/107:10PDX - LHR
1 stop14h 45mMultiple Airlines
Deal found 26/12£1,341
Sun 28/1219:55MAN - PDX
1 stop28h 00mMultiple Airlines
Tue 6/106:00PDX - MAN
2 stops27h 35mMultiple Airlines
Deal found 27/12£1,349
Fri 26/1209:00MAN - PDX
1 stop14h 55mBritish Airways
Tue 6/106:00PDX - MAN
2 stops21h 25mBritish Airways
Deal found 25/12£1,372
Sun 28/1205:50MAN - PDX
1 stop13h 35mDelta
Tue 6/106:50PDX - MAN
1 stop19h 40mDelta
Deal found 27/12£1,377
Fri 26/1205:50MAN - PDX
1 stop13h 35mDelta
Tue 6/106:50PDX - MAN
1 stop19h 40mDelta
Deal found 25/12£1,378
Fri 26/1205:50MAN - PDX
2 stops18h 50mKLM
Tue 6/113:30PDX - MAN
2 stops15h 15mKLM
Deal found 26/12£1,389

Find 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 27 December 2025.

Round-trip from

£493

One-way from

£309

Popular in

July

Cheapest in

September

Average price

£725

Good round-trip deal

£639 or less

Good one-way deal

£657 or less
Icelandair
  • Icelandair
  • 11/4-25/4
  • 2 total stops
  • 49h 30m total
  • United Kingdom to Portland
Search Deals
11/5
  • 11/5
  • 2 total stops
  • 54h 37m total
  • United Kingdom to Portland
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£72 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from United Kingdom to Portland.
Search Deals
Price to beat on a one-way flight from United Kingdom to Portland.
Search Deals

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 27 December 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 9/2

13:25-09:15

2 stops27h 50m

Portland

Mon 23/2

19:05-06:30

2 stops27h 25m

£510

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Sun 10/5

13:00-18:00

1 stop13h 00m

Portland

Wed 20/5

19:05-14:40

1 stop11h 35m

£516

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 4/3

06:30-17:51

2 stops19h 21m

Portland

Mon 9/3

09:50-11:50

1 stop19h 00m

£519

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Sat 7/3

13:30-00:35

2 stops19h 05m

Portland

Sat 14/3

23:10-06:40

1 stop24h 30m

£519

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Thu 16/4

15:40-18:00

1 stop34h 20m

Portland

Tue 21/4

15:30-14:40

1 stop15h 10m

£523

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Fri 17/4

13:05-18:00

1 stop12h 55m

Portland

Sat 25/4

15:30-20:20

1 stop20h 50m

£524

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 14/4

21:25-18:00

1 stop28h 35m

Portland

Tue 21/4

15:30-11:55

1 stop12h 25m

£526

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Sat 18/4

21:25-18:00

1 stop28h 35m

Portland

Sat 25/4

15:30-20:20

1 stop20h 50m

£526

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 13/4

07:25-18:07

2 stops18h 42m

Portland

Sun 26/4

23:15-20:40

1 stop13h 25m

£530

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 9/2

13:45-15:55

Nonstop10h 10m

Portland

Mon 16/2

12:02-10:00

1 stop13h 58m

£532

Flights are sorted by cheapest return flights first.

Deals found on 25/12

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, December is the cheapest month in which you can book a flight from United Kingdom to Portland (average of £437). Flying from United Kingdom to Portland in July is currently the most expensive (average of £553). 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 27 December 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.

How often are flights from the United Kingdom to Portland delayed?

About 21% of weekly flights between United Kingdom and Portland have experienced delays in the past year, with the average delay time being 118 minutes.

What is the most punctual flight time for the United Kingdom to Portland flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United Kingdom to Portland flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 21% of flights being delayed.

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 27 December 2025.
Read through reviews of airlines operating flights from the United Kingdom to Portland, such as KLM, Finnair, andVirgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,435 reviews
Check prices

Food

7.2

Overall

7.7

Boarding

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,435 reviews
KLM
7.7
Good
1,435 reviews
Check prices

Food

7.2

Overall

7.7

Boarding

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Finnair
7.6
Good
1,339 reviews
KLM
7.7
Good
1,435 reviews
Check prices

Food

7.2

Overall

7.7

Boarding

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
677 reviews
KLM
7.7
Good
1,435 reviews
Check prices

Food

7.2

Overall

7.7

Boarding

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Icelandair
7.0
Good
592 reviews
KLM
7.7
Good
1,435 reviews
Check prices

Food

7.2

Overall

7.7

Boarding

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,616 reviews
KLM
7.7
Good
1,435 reviews
Check prices

Food

7.2

Overall

7.7

Boarding

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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.

  • How long is the flight from United Kingdom to Portland?

    Airlines like Air Canada, Icelandair, and United Airlines fly from United Kingdom to Portland in about 13h. The time it takes to get you to your destination can typically vary by up to 14h 50m. Airlines will cover a distance of 4921 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 Icelandair (£324), British Airways (£392), and Virgin Atlantic (£446).

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

    Most travelers choose London Heathrow - Portland, London Gatwick - Portland or London City - Portland when deciding on the best route 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 (72%), Alaska Airlines (72%), Finnair (72%).

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

    Looking at all options, your cheapest flight can be booked for £602. While the most popular route (London Heathrow - Portland) can be booked for £507 on average, our data indicates £738 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, December is the cheapest month in which you can book a flight from United Kingdom to Portland (average of £437). Flying from United Kingdom to Portland in July is currently the most expensive (average of £553). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Cannon Beach
Lincoln City

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Alternative routes for United Kingdom to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Manchester to Eugene flights
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Luton to Portland flights
Edinburgh to Boise flights
Birmingham to Portland flights
Heathrow to North Bend flights
Edinburgh to Portland flights
Birmingham to Boise flights
London City to Eugene flights
Glasgow Intl to Portland flights
Manchester to Redmond flights
Inverness to Boise flights
London City to Boise flights
Cardiff to Boise flights
London City to Redmond flights
Bristol to Portland flights
Grimsby to Portland flights
London City to Medford flights
Southampton to Boise flights
Bristol to Boise flights

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 27 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£412Average£590FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£426Average£618FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£428Average£659FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£493Average£690FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£494Average£581FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£499Average£645FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£502Average£643FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£508Average£740FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£519Average£765FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest£537Average£687FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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