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$236+ Cheap flights from Portland (PDX) to the United Kingdom

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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 junio 12, 2025.

Round-trip from

$638
(Gotogate)

One-way from

$236
(Flightnetwork)

Popular in

June

Cheapest in

October

Average price

$1,235

Good round-trip deal

$702 or less

Good one-way deal

$489 or less
From Portland to United Kingdom
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One-way flight from Portland to United Kingdom
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Highest demand for flights based on searches. 22% potential increase in price ($239 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Portland to United Kingdom.
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Price to beat on a one-way flight from Portland to United Kingdom.
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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 junio 12, 2025.

This oojo deal was found by Cheapflights users on 6/12. 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.
mié. 10/13:20 pmPDX - GLA
1 stop14h 05mIcelandair
mié. 10/152:20 pmGLA - PDX
1 stop11h 35mIcelandair
Deal found 6/12$538
This Gotogate deal was found by Cheapflights users on 6/10. 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.
mar. 9/97:40 pmPDX - MAN
2 stops30h 40mMultiple Airlines
dom. 9/1411:50 amMAN - PDX
2 stops43h 11mMultiple Airlines
Deal found 6/10$638
This CrystalTravel deal was found by Cheapflights users on 6/10. 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.
sáb. 9/277:25 pmPDX - GLA
1 stop13h 30mBritish Airways
mar. 10/79:15 amGLA - PDX
1 stop16h 20mBritish Airways
Deal found 6/10$643
This American Airlines deal was found by Cheapflights users on 6/11. 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.
lun. 8/257:25 pmPDX - ABZ
1 stop15h 10mAmerican Airlines
mié. 9/176:50 amABZ - PDX
1 stop18h 45mAmerican Airlines
Deal found 6/11$644
This American Airlines deal was found by Cheapflights users on 6/11. 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.
mié. 10/110:40 amPDX - GLA
2 stops15h 40mMultiple Airlines
mié. 10/155:50 amGLA - PDX
1 stop19h 45mMultiple Airlines
Deal found 6/11$646
This United Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 8/57:00 amPDX - EDI
1 stop17h 25mUnited Airlines
mar. 8/199:00 amEDI - PDX
2 stops40h 21mUnited Airlines
Deal found 6/11$651
This American Airlines deal was found by Cheapflights users on 6/11. 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.
mié. 10/227:25 pmPDX - GLA
1 stop15h 15mAmerican Airlines
mié. 10/2910:55 amGLA - PDX
2 stops19h 09mAmerican Airlines
Deal found 6/11$652
This American Airlines deal was found by Cheapflights users on 6/9. 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.
lun. 8/257:25 pmPDX - ABZ
1 stop16h 45mMultiple Airlines
mié. 9/1710:15 amABZ - PDX
2 stops19h 10mMultiple Airlines
Deal found 6/9$654
This American Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 8/57:25 pmPDX - EDI
1 stop16h 05mAmerican Airlines
mar. 8/1911:35 amEDI - PDX
1 stop18h 29mAmerican Airlines
Deal found 6/11$659
This Delta deal was found by Cheapflights users on 6/11. 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.
mié. 8/2011:14 amPDX - MAN
2 stops20h 11mDelta
jue. 8/2812:35 pmMAN - PDX
1 stop17h 37mDelta
Deal found 6/11$660
This Travelocity deal was found by Cheapflights users on 6/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/211:45 pmPDX - GLA
2 stops22h 05mIberia
mié. 10/15:40 pmGLA - PDX
2 stops35h 44mIberia
Deal found 6/11$660
This Booking.com deal was found by Cheapflights users on 6/11. 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.
mar. 8/2611:59 pmPDX - EDI
2 stops23h 21mAir Canada
mar. 9/99:00 amEDI - PDX
2 stops22h 01mAir Canada
Deal found 6/11$666

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated junio 12, 2025.
Use the filters below to find and compare flights from Portland to the United Kingdom that are best for you.

Fly from

Portland

Fly to

United Kingdom

Route

Depart

Return

Price

PortlandManchester

PDX - MAN

PDXMAN

Portland

mar. 9/9

7:40 pm-10:20 am

2 stops30h 40m

Manchester

dom. 9/14

11:50 am-11:01 pm

2 stops43h 11m

$638

PortlandAberdeen

PDX - ABZ

PDXABZ

Portland

lun. 8/25

7:25 pm-6:35 pm

1 stop15h 10m

Aberdeen Dyce

mié. 9/17

6:50 am-5:35 pm

1 stop18h 45m

$644

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

mar. 8/5

7:00 am-8:25 am

1 stop17h 25m

Edinburgh Turnhouse

mar. 8/19

9:00 am-5:21 pm

2 stops40h 21m

$651

PortlandAberdeen

PDX - ABZ

PDXABZ

Portland

lun. 8/25

7:25 pm-8:10 pm

1 stop16h 45m

Aberdeen Dyce

mié. 9/17

10:15 am-9:25 pm

2 stops19h 10m

$654

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

mar. 8/5

7:25 pm-7:30 pm

1 stop16h 05m

Edinburgh Turnhouse

mar. 8/19

11:35 am-10:04 pm

1 stop18h 29m

$659

PortlandManchester

PDX - MAN

PDXMAN

Portland

mié. 8/20

11:14 am-3:25 pm

2 stops20h 11m

Manchester

jue. 8/28

12:35 pm-10:12 pm

1 stop17h 37m

$660

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

mar. 8/26

11:59 pm-7:20 am

2 stops23h 21m

Edinburgh Turnhouse

mar. 9/9

9:00 am-11:01 pm

2 stops22h 01m

$666

PortlandManchester

PDX - MAN

PDXMAN

Portland

mié. 10/22

7:25 pm-6:50 pm

1 stop15h 25m

Manchester

jue. 10/30

7:25 pm-5:35 pm

1 stop29h 10m

$668

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

dom. 8/24

7:25 pm-7:50 pm

1 stop16h 25m

Glasgow Intl

dom. 8/31

5:55 am-4:36 pm

2 stops18h 41m

$672

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

lun. 9/1

1:45 pm-6:30 pm

2 stops20h 45m

Glasgow Intl

lun. 9/8

8:50 pm-5:04 pm

2 stops28h 14m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 60 results
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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 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 Portland to the United Kingdom

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

Currently, November is the cheapest month in which you can book a flight from Portland to United Kingdom (average of $661). Flying from Portland to United Kingdom in June is currently the most expensive (average of $1,108). 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 junio 12, 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.

Weekly flight availability from Portland to United Kingdom

Explore weekly flight availability from Portland to United Kingdom. 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 junio 12, 2025.

The most flights from PDX to GB0 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 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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit United Kingdom when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Delta, Alaska Airlines and KLM from Portland to United Kingdom by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    If you book a flight to United Kingdom from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland.

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

    The cheapest airlines for a one-way flight from Portland to United Kingdom are Icelandair ($236), WestJet ($311), and JetBlue ($365).

  • 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?

    Consider American Airlines (83%), Alaska Airlines (83%) or Aer Lingus (83%) when booking your flight. These represent the most reliable airlines when flying from Portland to United Kingdom.

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

    The cheapest flight price from Portland to United Kingdom is $408. On average you can expect to pay $1,974. The most popular route, (Portland - London Heathrow), can usually be booked for $518.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Portland to United Kingdom (average of $661). Flying from Portland to United Kingdom in June is currently the most expensive (average of $1,108). 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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Alternative routes for Portland to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Medford to Frankfurt flights

Top 10 airlines flying from Portland to United Kingdom

Discover the top 10 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 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$491Average$801FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$580Average$803FlexibilityNo cancel feeOn-time67%
IberiaCheapest$586Average$778FlexibilityNo cancel feeOn-time77%
DeltaCheapest$602Average$964FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$604Average$838FlexibilityNo cancel feeOn-time70%
KLMCheapest$608Average$991FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$617Average$794FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$622Average$909FlexibilityNo cancel feeOn-time72%
FinnairCheapest$629Average$798FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$645Average$928FlexibilityNo cancel feeOn-time69%

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