Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Portland to the United Kingdom from £192

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Portland to United Kingdom

Keep the following information in mind while searching for Portland to United Kingdom flight deals. Data was last updated 21 February 2025.

Round-trip from

£401

One-way from

£192

Popular in

June

Cheapest in

November

Average price

£571

Good round-trip deal

£473 or less

Good one-way deal

£312 or less
British Airways
  • British Airways
  • 30/4-8/5
  • 3 total stops
  • 33h 10m total
  • Portland to United Kingdom
Search Deals
Icelandair
  • Icelandair
  • 4/5
  • 1 total stop
  • 14h 05m total
  • Portland to United Kingdom
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£162 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Portland to United Kingdom.
Search Deals
Price to beat on a one-way flight from Portland to United Kingdom.
Search Deals

Find flight deals from Portland to United Kingdom

Cheapest flights from Portland to United Kingdom
Explore the most affordable flight options available from Portland to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 30/407:35PDX - INV
2 stops17h 55mBritish Airways
Thu 8/510:20INV - PDX
1 stop15h 15mBritish Airways
Deal found 19/2£401
Thu 1/519:40PDX - LHR
1 stop33h 40mMultiple Airlines
Thu 8/506:00LHR - PDX
2 stops20h 45mMultiple Airlines
Deal found 20/2£482
Wed 30/411:57PDX - GLA
2 stops19h 38mBritish Airways
Thu 8/510:00GLA - PDX
1 stop15h 35mBritish Airways
Deal found 19/2£486
Tue 11/307:35PDX - LHR
1 stop16h 45mIberia
Tue 18/308:20LHR - PDX
1 stop21h 40mIberia
Deal found 19/2£486
Wed 30/405:31PDX - ABZ
2 stops22h 14mBritish Airways
Thu 8/506:20ABZ - PDX
1 stop19h 15mBritish Airways
Deal found 19/2£488
Sat 1/320:28PDX - LGW
1 stop30h 07mMultiple Airlines
Tue 11/312:00LGW - PDX
1 stop32h 38mMultiple Airlines
Deal found 19/2£489
Sun 20/415:10PDX - LHR
1 stop15h 05mKLM
Wed 30/406:30LHR - PDX
1 stop12h 50mKLM
Deal found 20/2£492
Mon 28/415:25PDX - LHR
1 stop13h 55mLufthansa
Tue 6/506:30LHR - PDX
2 stops20h 15mLufthansa
Deal found 20/2£494
Thu 6/313:39PDX - LHR
1 stop33h 46mUnited Airlines
Wed 19/313:00LHR - PDX
1 stop32h 44mUnited Airlines
Deal found 20/2£494
Wed 2/415:25PDX - LHR
1 stop13h 55mAir Canada
Wed 9/410:15LHR - PDX
2 stops19h 55mAir Canada
Deal found 20/2£495
Tue 23/919:25PDX - LHR
Nonstop9h 35mBritish Airways
Mon 29/919:10LHR - PDX
2 stops35h 48mBritish Airways
Deal found 20/2£501
Sun 30/306:00PDX - LHR
1 stop18h 00mFinnair
Tue 8/410:30LHR - PDX
1 stop16h 13mFinnair
Deal found 20/2£506

Find flights from Portland to United Kingdom within your budget

Customise your flight search to find flights from Portland to United Kingdom 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 21 February 2025.

Fly from

Portland

Fly to

United Kingdom

Route

Depart

Return

Price

PortlandInverness

PDX - INV

PDXINV

Portland

Wed 30/4

07:35-09:30

2 stops17h 55m

Inverness

Thu 8/5

10:20-17:35

1 stop15h 15m

£401

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 1/5

19:40-13:20

1 stop33h 40m

London Heathrow

Thu 8/5

06:00-18:45

2 stops20h 45m

£482

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 30/4

11:57-15:35

2 stops19h 38m

Glasgow Intl

Thu 8/5

10:00-17:35

1 stop15h 35m

£486

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 11/3

07:35-07:20

1 stop16h 45m

London Heathrow

Tue 18/3

08:20-23:00

1 stop21h 40m

£486

PortlandAberdeen

PDX - ABZ

PDXABZ

Portland

Wed 30/4

05:31-11:45

2 stops22h 14m

Aberdeen Dyce

Thu 8/5

06:20-17:35

1 stop19h 15m

£488

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 20/4

15:10-14:15

1 stop15h 05m

London Heathrow

Wed 30/4

06:30-11:20

1 stop12h 50m

£492

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 28/4

15:25-13:20

1 stop13h 55m

London Heathrow

Tue 6/5

06:30-18:45

2 stops20h 15m

£494

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 6/3

13:39-07:25

1 stop33h 46m

London Heathrow

Wed 19/3

13:00-14:44

1 stop32h 44m

£494

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 2/4

15:25-13:20

1 stop13h 55m

London Heathrow

Wed 9/4

10:15-22:10

2 stops19h 55m

£495

PortlandLondon

PDX - LTN

PDXLTN

Portland

Mon 7/4

11:15-22:15

3 stops27h 00m

London Luton

Wed 30/4

10:00-13:07

2 stops35h 07m

£498

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Portland to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Portland 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.

Travel insights for flights from Portland to United Kingdom

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

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

Currently, January is the cheapest month in which you can book a flight from Portland to United Kingdom (average of £112). Flying from Portland to United Kingdom in August is currently the most expensive (average of £163). 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 PDX to GB?

Find hourly flight availability from Portland to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

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

Rainfall in United Kingdom by month

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

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

Temperature in United Kingdom by month

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

If weather is an important factor for your trip to United Kingdom, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 21 February 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Portland to United Kingdom. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,212 reviews
Check prices

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,212 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Portland to United Kingdom. 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 from for flights from Portland to United Kingdom?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to United Kingdom.

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

    The cheapet airlines for a one-way flight from Portland to United Kingdom are Icelandair (£192), British Airways (£326), and United Airlines (£355).

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

    The most popular flight routes from Portland to United Kingdom are Portland - London Heathrow, Portland - London Gatwick and Portland - London City.

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

    No one likes to see their flight delayed. When booking a flight from Portland to United Kingdom consider choosing British Airways (91%), American Airlines (82%) or Alaska Airlines (82%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Portland to United Kingdom? While on average our users pay £834, our data indicates the cheapest price to be £297. The most popular route (Portland - London Heathrow), is priced around £482.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Portland to United Kingdom (average of £112). Flying from Portland to United Kingdom in August is currently the most expensive (average of £163). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Portland to United Kingdom

Discover the top 5 airlines that operate flights from Portland to United Kingdom. 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£465Average£2,554FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£466Average£608FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest£483Average£713FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£509Average£746FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest£575Average£820FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Portland to United Kingdom?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to United Kingdom from Portland today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland to United Kingdom.

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

Yes! Cheapflights helps users easily find flights from Portland to United Kingdom with no change fees.

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

Not ready to book yet? You can track prices for flights from Portland to United Kingdom on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.