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$238+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
jul. 6 — jul. 131
dom. 7/6
dom. 7/13
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 julio 1, 2025.

Round-trip from

$540
(Mytrip)

One-way from

$238
(FlightHub)

Popular in

June

Cheapest in

October

Average price

$1,095

Good round-trip deal

$706 or less

Good one-way deal

$466 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 ($240 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 1, 2025.

This oojo deal was found by Cheapflights users on 6/29. 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.
lun. 10/63:20 pmPDX - GLA
1 stop14h 05mIcelandair
vie. 10/172:20 pmGLA - PDX
1 stop11h 35mIcelandair
Deal found 6/29$500
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/136:15 amPDX - EDI
3 stops24h 00mMultiple Airlines
mié. 8/2011:25 pmEDI - PDX
3 stops31h 36mMultiple Airlines
Deal found 6/30$540
This American Airlines deal was found by Cheapflights users on 6/30. 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.
dom. 11/27:00 amPDX - INV
2 stops20h 10mMultiple Airlines
vie. 11/1411:05 amINV - PDX
1 stop13h 30mMultiple Airlines
Deal found 6/30$540
This American Airlines deal was found by Cheapflights users on 6/30. 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.
vie. 9/122:56 pmPDX - INV
2 stops21h 14mAmerican Airlines
mié. 9/2410:30 amINV - PDX
2 stops21h 35mAmerican Airlines
Deal found 6/30$572
This Justfly.com deal was found by Cheapflights users on 7/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/227:25 pmPDX - INV
1 stop16h 45mBritish Airways
dom. 8/318:55 pmINV - PDX
2 stops34h 03mBritish Airways
Deal found 7/1$575
This Ticket deal was found by Cheapflights users on 6/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/1011:59 pmPDX - EDI
2 stops25h 06mAir Canada
mar. 8/2611:15 amEDI - PDX
2 stops35h 35mAir Canada
Deal found 6/30$602
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/23:20 pmPDX - MAN
1 stop12h 40mMultiple Airlines
dom. 8/247:50 pmMAN - PDX
2 stops45h 35mMultiple Airlines
Deal found 6/29$619
This Ticket deal was found by Cheapflights users on 6/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/101:25 pmPDX - EDI
1 stop35h 55mVirgin Atlantic
mar. 8/2611:20 amEDI - PDX
2 stops20h 32mVirgin Atlantic
Deal found 6/30$624
This Justfly.com deal was found by Cheapflights users on 6/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/257:25 pmPDX - ABZ
1 stop16h 45mBritish Airways
mié. 9/176:50 amABZ - PDX
1 stop18h 45mBritish Airways
Deal found 6/30$637
This oojo deal was found by Cheapflights users on 6/29. 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. 8/1310:38 amPDX - GLA
2 stops19h 37mBritish Airways
mié. 8/2010:35 amGLA - PDX
2 stops20h 45mBritish Airways
Deal found 6/29$641
This United Airlines deal was found by Cheapflights users on 7/1. 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.
dom. 8/1710:54 amPDX - EDI
1 stop13h 31mUnited Airlines
mar. 8/2611:15 amEDI - PDX
2 stops32h 34mUnited Airlines
Deal found 7/1$647
This American Airlines deal was found by Cheapflights users on 6/30. 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. 10/15:47 pmPDX - GLA
2 stops16h 03mMultiple Airlines
mié. 10/157:00 amGLA - PDX
1 stop18h 35mMultiple Airlines
Deal found 6/30$649

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 julio 1, 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

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

mié. 8/13

6:15 am-2:15 pm

3 stops24h 00m

Edinburgh Turnhouse

mié. 8/20

11:25 pm-11:01 pm

3 stops31h 36m

$540

PortlandInverness

PDX - INV

PDXINV

Portland

dom. 11/2

7:00 am-11:10 am

2 stops20h 10m

Inverness

vie. 11/14

11:05 am-4:35 pm

1 stop13h 30m

$540

PortlandInverness

PDX - INV

PDXINV

Portland

vie. 9/12

2:56 pm-8:10 pm

2 stops21h 14m

Inverness

mié. 9/24

10:30 am-12:05 am

2 stops21h 35m

$572

PortlandInverness

PDX - INV

PDXINV

Portland

vie. 8/22

7:25 pm-8:10 pm

1 stop16h 45m

Inverness

dom. 8/31

8:55 pm-10:58 pm

2 stops34h 03m

$575

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

jue. 9/25

3:20 pm-1:25 pm

1 stop14h 05m

Glasgow Intl

vie. 10/3

2:20 pm-5:55 pm

1 stop11h 35m

$576

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

dom. 8/10

11:59 pm-9:05 am

2 stops25h 06m

Edinburgh Turnhouse

mar. 8/26

11:15 am-2:50 pm

2 stops35h 35m

$602

PortlandManchester

PDX - MAN

PDXMAN

Portland

sáb. 8/2

3:20 pm-12:00 pm

1 stop12h 40m

Manchester

dom. 8/24

7:50 pm-9:25 am

2 stops45h 35m

$619

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

dom. 8/10

1:25 pm-9:20 am

1 stop35h 55m

Edinburgh Turnhouse

mar. 8/26

11:20 am-11:52 pm

2 stops20h 32m

$624

PortlandAberdeen

PDX - ABZ

PDXABZ

Portland

lun. 8/25

7:25 pm-8:10 pm

1 stop16h 45m

Aberdeen Dyce

mié. 9/17

6:50 am-5:35 pm

1 stop18h 45m

$637

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

mié. 8/13

10:38 am-2:15 pm

2 stops19h 37m

Glasgow Intl

mié. 8/20

10:35 am-11:20 pm

2 stops20h 45m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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 $1,098). 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 julio 1, 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 julio 1, 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).

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 julio 1, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and SWISS from Portland to the United Kingdom to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
1,366 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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!
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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 ($238), WestJet ($279), and JetBlue ($375).

  • 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 (82%), Alaska Airlines (82%) or Aer Lingus (82%) 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 $374. On average you can expect to pay $1,857. The most popular route, (Portland - London Heathrow), can usually be booked for $500.

  • 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 $1,098). 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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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 julio 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$491Average$808FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$580Average$795FlexibilityNo cancel feeOn-time67%
IberiaCheapest$585Average$781FlexibilityNo cancel feeOn-time77%
DeltaCheapest$602Average$958FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$604Average$841FlexibilityNo cancel feeOn-time70%
KLMCheapest$608Average$1,005FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$617Average$816FlexibilityNo cancel feeOn-time71%
FinnairCheapest$620Average$798FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$621Average$907FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$645Average$926FlexibilityNo cancel feeOn-time69%

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