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$364+ Cheap flights from the United Kingdom 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PDX
gru 7 — gru 141
ndz. 12/7
ndz. 12/14
1 adult, Economy
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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 Listopad 7, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$682
(oojo)

One-way from

$364
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$817

Good round-trip deal

$737 or less

Good one-way deal

$645 or less
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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From United Kingdom to Portland
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One-way flight from United Kingdom to Portland
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Highest demand for flights based on searches. 13% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from United Kingdom to Portland.
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Price to beat on a one-way flight from United Kingdom to Portland.
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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 Listopad 7, 2025.

This ResecentrumGruppen deal was found by Cheapflights users on 11/4. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pon. 11/2411:55 amLGW - PDX
1 stop13h 05mIcelandair
pon. 12/82:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/4$691
This ResecentrumGruppen deal was found by Cheapflights users on 11/4. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pon. 11/2412:15 pmLHR - PDX
1 stop12h 45mIcelandair
pon. 12/82:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/4$695
This Gotogate deal was found by Cheapflights users on 11/4. 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.
pon. 11/1711:55 amLGW - PDX
1 stop13h 05mIcelandair
pon. 12/12:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/4$706
This Gotogate deal was found by Cheapflights users on 11/6. 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.
pon. 12/812:15 pmLHR - PDX
1 stop12h 45mIcelandair
pon. 12/152:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/6$709
This Gotogate deal was found by Cheapflights users on 11/6. 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.
pon. 11/2412:15 pmLHR - PDX
1 stop12h 45mIcelandair
wt. 12/92:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/6$712
This oojo deal was found by Cheapflights users on 11/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wt. 12/28:35 pmLHR - PDX
1 stop28h 25mIcelandair
wt. 12/92:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/5$728
This Gotogate deal was found by Cheapflights users on 11/6. 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.
czw. 12/48:35 pmLHR - PDX
1 stop28h 25mIcelandair
czw. 12/112:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/6$733
This Gotogate deal was found by Cheapflights users on 11/3. 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.
pt. 11/1412:15 pmLHR - PDX
1 stop12h 45mIcelandair
pon. 11/242:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/3$741
This oojo deal was found by Cheapflights users on 11/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
śr. 11/1911:55 amLGW - PDX
1 stop13h 05mIcelandair
sob. 11/292:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/4$745
This The Travel House deal was found by Cheapflights users on 11/4. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
śr. 11/1912:15 pmLHR - PDX
1 stop12h 45mIcelandair
sob. 11/292:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/4$746
This Norse deal was found by Cheapflights users on 11/6. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
czw. 12/42:00 pmLGW - PDX
1 stop37h 53mMultiple Airlines
czw. 12/117:06 amPDX - LGW
1 stop18h 54mMultiple Airlines
Deal found 11/6$749
This oojo deal was found by Cheapflights users on 11/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pt. 11/2111:55 amLGW - PDX
1 stop13h 05mIcelandair
sob. 11/292:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/4$778

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated Listopad 7, 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

LGW - PDX

LGWPDX

London Gatwick

pon. 11/24

11:55 am-5:00 pm

1 stop13h 05m

Portland

pon. 12/8

2:45 pm-10:55 am

1 stop12h 10m

$706

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

ndz. 11/23

8:35 pm-5:00 pm

1 stop28h 25m

Portland

czw. 11/27

2:45 pm-10:50 am

1 stop12h 05m

$752

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

pon. 12/8

8:30 am-10:15 pm

2 stops21h 45m

Portland

pon. 12/15

7:00 am-9:10 am

2 stops18h 10m

$772

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

pt. 11/21

11:55 am-5:00 pm

1 stop13h 05m

Portland

sob. 11/29

2:45 pm-10:55 am

1 stop12h 10m

$778

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

pon. 11/17

12:15 pm-5:00 pm

1 stop12h 45m

Portland

sob. 11/29

2:45 pm-10:50 am

1 stop12h 05m

$783

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

pt. 11/21

12:15 pm-5:00 pm

1 stop12h 45m

Portland

pon. 12/1

2:45 pm-10:50 am

1 stop12h 05m

$783

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

śr. 12/10

1:45 pm-3:55 pm

Nonstop10h 10m

Portland

śr. 1/21

7:38 am-8:35 am

1 stop16h 57m

$810

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

śr. 12/10

1:45 pm-3:55 pm

Nonstop10h 10m

Portland

wt. 1/20

7:38 am-6:50 am

1 stop15h 12m

$810

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

czw. 12/4

2:00 pm-7:53 pm

1 stop37h 53m

Portland

czw. 12/11

7:06 am-10:00 am

1 stop18h 54m

$811

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

pon. 11/24

9:30 am-9:26 pm

2 stops19h 56m

Portland

pon. 12/8

10:10 am-11:15 am

2 stops17h 05m

$824

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

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 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.

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 $591). Flying from United Kingdom to Portland in July is currently the most expensive (average of $751). 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 Listopad 7, 2025.

A simple way to save on the total cost of your ticket is to fly from United Kingdom to Portland in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the morning.

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 Listopad 7, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and British Airways from the United Kingdom to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,007 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,040 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,500 reviews
United Airlines
7.4
Good
9,007 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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?

    Portland (PDX) is the airport you will fly into if you book a flight from United Kingdom to Portland. It is only a 6.0 mi journey from Portland (PDX) to Portland’s city center.

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

    Airlines like Icelandair, United Airlines, and Virgin Atlantic fly from United Kingdom to Portland in about 13h 05m. The time it takes to get you to your destination can typically vary by up to 8h 40m. There are 4921 mi between United Kingdom and Portland. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $506 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Virgin Atlantic and Delta, with prices starting from $558 and $609, respectively.

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

    When deciding which route to take from United Kingdom to Portland consider London Heathrow - Portland, London Gatwick - Portland or London City - Portland as they are the most popular.

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

    Before booking your flight to Portland from United Kingdom, check out the most reliable airlines to get you to your destination on time: American Airlines (59%), Alaska Airlines (59%), Finnair( 59%).

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

    Looking for the cheapest flight from United Kingdom to Portland? While on average our users pay $780, our data indicates the cheapest price to be $622. The most popular route (London Heathrow - Portland), is priced around $686.

  • 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 vacation 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 $591). Flying from United Kingdom to Portland in July is currently the most expensive (average of $751). 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Lake Oswego
Beaverton
McMinnville
Hillsboro
Cannon Beach
Long Beach
Longview
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Tillamook
Gresham
Troutdale

Browse thousands of different options on Cheapflights for your next trip

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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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Budapest to Portland flights
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Charles de Gaulle to Boise flights
Frankfurt to Boise flights
Marseille to Portland flights
Tallinn to Portland flights
Leonardo da Vinci/Fiumicino to Boise flights
Frankfurt to Medford flights

Top 3 airlines flying from United Kingdom to Portland

Discover the top 3 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 2,558,603 searches. Data last updated Listopad 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$707Average$823FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$715Average$992FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$737Average$953FlexibilityNo cancel feeOn-time71%

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