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$571+ Cheap flights from Portland (PWM) 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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LHR
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Portland to United Kingdom

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to United Kingdom (GB0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

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 November 21, 2024.

This Gurufare deal was found by Cheapflights users on 11/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/32:59 pmPWM - LHR
2 stops25h 41mScandinavian Airlines
Mon 12/97:30 pmLHR - PWM
2 stops33h 29mScandinavian Airlines
Deal found 11/20$664
This CheapOair deal was found by Cheapflights users on 11/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:00 amPWM - LHR
2 stops20h 10mAir Canada
Wed 12/113:00 pmLHR - PWM
2 stops36h 50mAir Canada
Deal found 11/20$898
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/46:00 amPWM - LHR
1 stop9h 35mUnited Airlines
Wed 12/117:30 amLHR - PWM
2 stops16h 16mUnited Airlines
Deal found 11/20$905
This KLM deal was found by Cheapflights users on 11/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:51 pmPWM - LHR
1 stop12h 59mKLM
Wed 12/112:30 pmLHR - PWM
1 stop14h 00mKLM
Deal found 11/20$921
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:14 pmPWM - LHR
2 stops13h 36mMultiple Airlines
Wed 12/119:00 amLHR - PWM
3 stops18h 50mMultiple Airlines
Deal found 11/20$1,065
This Mytrip deal was found by Cheapflights users on 11/20. 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.
Wed 12/412:20 pmPWM - LGW
2 stops16h 25mMultiple Airlines
Wed 12/1111:40 amLGW - PWM
2 stops16h 18mMultiple Airlines
Deal found 11/20$1,127
This Virgin Atlantic deal was found by Cheapflights users on 11/20. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/186:05 amPWM - LHR
1 stop19h 15mVirgin Atlantic
Wed 12/256:30 amLHR - PWM
2 stops22h 40mVirgin Atlantic
Deal found 11/20$1,134
This Delta deal was found by Cheapflights users on 11/20. 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.
Wed 12/182:55 pmPWM - LHR
2 stops17h 55mDelta
Wed 12/256:30 amLHR - PWM
2 stops22h 40mDelta
Deal found 11/20$1,156
This Delta deal was found by Cheapflights users on 11/20. 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.
Thu 12/192:55 pmPWM - GLA
2 stops12h 35mDelta
Wed 12/256:05 amGLA - PWM
2 stops23h 05mDelta
Deal found 11/20$1,232
This Ovago deal was found by Cheapflights users on 11/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/311:24 amPWM - LHR
1 stop13h 56mAustrian Airlines
Mon 12/97:25 pmLHR - PWM
2 stops28h 21mAustrian Airlines
Deal found 11/20$1,460
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Fri 11/298:00 amPWM - LHR
1 stop20h 20mAmerican Airlines
Sat 12/79:50 amLHR - PWM
2 stops17h 56mAmerican Airlines
Deal found 11/20$1,530
This United deal was found by Cheapflights users on 11/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/307:27 pmPWM - MAN
2 stops35h 33mUnited Airlines
Wed 12/46:00 amMAN - PWM
2 stops20h 30mUnited Airlines
Deal found 11/20$1,704

Find flights from Portland to United Kingdom within your budget

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 2,629,791 searches. Data last updated November 21, 2024.

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Depart

Return

Price

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sun 5/4

5:50 pm-9:30 am

1 stop10h 40m

London Heathrow

Sat 5/17

8:25 am-4:55 pm

1 stop13h 30m

$588

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 12/3

2:59 pm-9:40 pm

2 stops25h 41m

London Heathrow

Mon 12/9

7:30 pm-11:59 pm

2 stops33h 29m

$664

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 4/18

1:10 pm-10:30 am

2 stops16h 20m

Glasgow Intl

Fri 4/25

10:05 am-10:16 pm

2 stops17h 11m

$767

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sun 4/20

12:47 pm-5:55 am

1 stop12h 08m

London Heathrow

Tue 4/29

1:45 pm-11:17 pm

2 stops14h 32m

$789

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sat 4/19

3:15 pm-8:00 pm

1 stop23h 45m

London Heathrow

Tue 4/29

11:30 am-11:38 pm

2 stops17h 08m

$803

PortlandLondon

PWM - LHR

PWMLHR

Portland

Thu 1/9

6:00 am-7:10 am

2 stops20h 10m

London Heathrow

Mon 1/20

7:25 pm-10:30 pm

2 stops32h 05m

$839

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Fri 4/25

3:15 pm-6:45 am

2 stops34h 30m

Edinburgh Turnhouse

Sat 5/3

9:00 am-5:30 pm

2 stops37h 30m

$846

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Fri 4/25

6:00 am-8:05 am

1 stop21h 05m

Edinburgh Turnhouse

Sat 5/3

9:00 am-8:28 pm

2 stops40h 28m

$857

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sat 5/3

7:15 pm-9:00 pm

2 stops44h 45m

London Heathrow

Sat 5/17

9:30 am-11:17 pm

2 stops18h 47m

$883

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Fri 4/25

7:22 pm-10:35 am

1 stop10h 13m

Edinburgh Turnhouse

Sat 5/3

12:30 pm-6:44 pm

1 stop11h 14m

$891

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 24 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.

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, Maine to United Kingdom?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to United Kingdom (average of $648). Flying from Portland, Maine to United Kingdom in June is currently the most expensive (average of $1,089). 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 PWM 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 November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to United Kingdom as you normally would.

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 November 21, 2024.
Read through reviews of airlines operating flights from Portland to United Kingdom, such as Scandinavian Airlines, United Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Delta
8.0
Very good
8,758 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
805 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
663 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

JetBlue
7.5
Good
3,396 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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?

    For a flight from Portland to United Kingdom, you will be flying from Portland. Portland (PWM) is just 2.9 mi from the center of the city.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $768. Users have also found prices from $772 and $832 on Virgin Atlantic and Delta, respectively.

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

    Most travelers choose Portland - London Heathrow, Portland - London Gatwick or Portland - Edinburgh Turnhouse when deciding on the best route from Portland, Maine to United Kingdom.

  • 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, Maine to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to United Kingdom (average of $648). Flying from Portland, Maine to United Kingdom in June is currently the most expensive (average of $1,089). 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 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$565Average$977FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$602Average$1,006FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$670Average$750FlexibilityNo cancel feeOn-time62%
KLMCheapest$680Average$848FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$715Average$1,063FlexibilityNo cancel feeOn-time69%
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