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Cheap flights from Portland (PWM) to the United Kingdom from $489

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PWM — LHR
Jun 10 — Jun 171
From?
To?
Mon 6/10
Mon 6/17
1 adult, Economy
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What is the cheapest month to fly from Portland, Maine to United Kingdom?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, March can be a great choice for travel to United Kingdom. Flights to United Kingdom from Portland, Maine in March are about $1,101 on average during March, but can be found for as low as $586.

What is the cheapest time of day to fly from PWM to GB?

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.

Cheap Portland to United Kingdom flights in June & July 2024

Find cheap flight options from Portland to United Kingdom specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 5, 2024.
Scroll through some of the best deals on flights from Portland to United Kingdom in 2024. Check back regularly for other flight deals.
Thu 6/67:15 pmPWM - MAN
2 stops16h 45mUnited Airlines
Tue 6/1110:40 amMAN - PWM
2 stops18h 18mUnited Airlines
Deal found 6/4$874
Thu 7/49:45 amPWM - LGW
1 stop17h 10mJetBlue
Thu 7/1110:30 amLGW - PWM
1 stop13h 44mJetBlue
Deal found 6/4$878
Wed 7/39:45 amPWM - LGW
1 stop17h 10mJetBlue
Wed 7/1010:30 amLGW - PWM
1 stop13h 44mJetBlue
Deal found 6/5$889
Thu 7/257:22 pmPWM - MAN
2 stops16h 38mUnited Airlines
Mon 7/2911:50 amMAN - PWM
2 stops31h 28mUnited Airlines
Deal found 6/4$904
Thu 7/41:02 pmPWM - LGW
2 stops15h 58mDelta
Thu 7/1112:00 pmLGW - PWM
1 stop17h 10mDelta
Deal found 6/4$919
Thu 6/62:51 pmPWM - MAN
1 stop11h 04mDelta
Tue 6/111:45 pmMAN - PWM
1 stop15h 39mDelta
Deal found 6/4$922
Thu 6/66:05 amPWM - MAN
1 stop20h 10mDelta
Tue 6/1111:00 amMAN - PWM
2 stops17h 21mDelta
Deal found 6/4$927
Thu 7/42:08 pmPWM - LHR
1 stop12h 57mKLM
Thu 7/1110:50 amLHR - PWM
1 stop18h 20mKLM
Deal found 6/4$941
Thu 7/42:08 pmPWM - LHR
1 stop14h 17mDelta
Thu 7/1111:30 amLHR - PWM
2 stops17h 40mDelta
Deal found 6/4$944

Portland to United Kingdom 2024 flight deals

Discover exclusive flight deals for travel between Portland and United Kingdom in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 5, 2024.
Scroll through some of the best deals on flights from Portland to United Kingdom in 2024. Check back regularly for other flight deals.
Tue 9/241:06 pmPWM - LHR
1 stop15h 24mJetBlue
Tue 10/111:55 amLHR - PWM
1 stop14h 34mJetBlue
Deal found 6/4$567
Sat 10/191:06 pmPWM - LHR
1 stop15h 24mJetBlue
Wed 10/2311:55 amLHR - PWM
1 stop14h 34mJetBlue
Deal found 6/4$576
Sat 9/287:27 pmPWM - EDI
2 stops30h 23mUnited Airlines
Tue 10/89:00 amEDI - PWM
2 stops19h 59mUnited Airlines
Deal found 6/5$610
Tue 9/247:41 amPWM - LHR
1 stop17h 59mAmerican Airlines
Tue 10/19:50 amLHR - PWM
2 stops16h 25mAmerican Airlines
Deal found 6/4$617
Tue 9/244:17 pmPWM - LHR
2 stops13h 03mAmerican Airlines
Tue 10/19:50 amLHR - PWM
2 stops16h 25mAmerican Airlines
Deal found 6/4$619
Tue 9/244:17 pmPWM - LHR
2 stops13h 03mAmerican Airlines
Tue 10/19:50 amLHR - PWM
2 stops16h 25mAmerican Airlines
Deal found 6/5$620
Sat 9/287:27 pmPWM - EDI
2 stops30h 23mUnited Airlines
Tue 10/812:30 pmEDI - PWM
1 stop16h 29mUnited Airlines
Deal found 6/5$642
Tue 9/242:52 pmPWM - LHR
1 stop12h 13mKLM
Tue 10/110:50 amLHR - PWM
1 stop18h 18mKLM
Deal found 6/5$648
Mon 10/211:18 pmPWM - EDI
2 stops15h 02mMultiple Airlines
Sun 10/276:25 amEDI - PWM
2 stops19h 49mMultiple Airlines
Deal found 6/3$656

Portland to United Kingdom flights leaving soon

Find last-minute flight options from Portland to United Kingdom for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 5, 2024.
Have a look at some of the last-minute flights available departing from Portland to United Kingdom. To prevent any unwanted surprises, users should verify their flight info before booking.
Wed 6/1212:50 pmPWM - LHR
1 stop12h 55mKLM
Sat 8/310:50 amLHR - PWM
1 stop18h 20mKLM
Deal found 6/4$1,114
Wed 6/1212:50 pmPWM - LHR
2 stops14h 15mDelta
Sat 8/310:50 amLHR - PWM
1 stop18h 20mDelta
Deal found 6/4$1,118
Sat 6/155:05 amPWM - LHR
1 stop10h 05mDelta
Tue 6/1811:30 amLHR - PWM
2 stops17h 54mDelta
Deal found 6/5$1,228
Sat 6/155:05 amPWM - LHR
1 stop10h 05mDelta
Tue 6/1810:50 amLHR - PWM
1 stop18h 34mDelta
Deal found 6/5$1,235
Wed 6/1212:34 pmPWM - LHR
2 stops16h 56mAmerican Airlines
Sat 8/37:05 pmLHR - PWM
2 stops21h 46mAmerican Airlines
Deal found 6/4$1,318
Sat 6/1512:50 pmPWM - LHR
3 stops21h 05mMultiple Airlines
Tue 6/186:45 amLHR - PWM
3 stops21h 15mMultiple Airlines
Deal found 6/5$1,399
Sat 6/159:45 amPWM - LHR
2 stops24h 50mMultiple Airlines
Tue 6/1811:20 amLHR - PWM
2 stops26h 29mMultiple Airlines
Deal found 6/5$1,498
Wed 6/1211:55 amPWM - LHR
3 stops17h 05mAir Canada
Sat 8/36:00 amLHR - PWM
3 stops19h 55mAir Canada
Deal found 6/4$2,426
Sat 6/1511:55 amPWM - LHR
2 stops13h 40mMultiple Airlines
Tue 6/186:00 amLHR - PWM
3 stops20h 06mMultiple Airlines
Deal found 6/5$2,632

One-way flights to United Kingdom from Portland

Search for one-way flight options from Portland to United Kingdom. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 5, 2024.
Take a look at some of the one-way flights we've detected from Portland to United Kingdom. Users can also find round-trip Portland to United Kingdom flights by using the search form above.
Mon 7/12:06 pmPWM - LHR
3 stops27h 34mMultiple Airlines
Deal found 6/4$489
Mon 7/19:45 amPWM - LHR
2 stops18h 55mMultiple Airlines
Deal found 6/4$553
Mon 7/19:45 amPWM - LGW
2 stops43h 00mTAP AIR PORTUGAL
Deal found 6/4$649
Mon 7/11:09 pmPWM - LHR
1 stop16h 21mAmerican Airlines
Deal found 6/4$784

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 3,050,429 searches. Data last updated June 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$567 - $811

Route

Depart

Return

Price

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Tue 9/24

1 stop15h 24m

London Heathrow

Tue 10/1

1 stop14h 34m

$567

PortlandEdinburgh Turnhouse

PWM - EDI

PWMEDI

Portland

Sat 9/28

2 stops30h 23m

Edinburgh Turnhouse

Tue 10/8

2 stops19h 59m

$610

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Tue 9/24

1 stop17h 59m

London Heathrow

Tue 10/1

2 stops16h 25m

$617

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Tue 9/24

1 stop12h 13m

London Heathrow

Tue 10/1

1 stop18h 18m

$648

PortlandEdinburgh Turnhouse

PWM - EDI

PWMEDI

Portland

Mon 10/21

2 stops15h 02m

Edinburgh Turnhouse

Sun 10/27

2 stops19h 49m

$656

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Wed 9/25

1 stop12h 13m

London Heathrow

Sun 9/29

2 stops20h 08m

$691

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Sat 10/26

3 stops19h 28m

London Heathrow

Sun 11/3

3 stops21h 48m

$759

PortlandEdinburgh Turnhouse

PWM - EDI

PWMEDI

Portland

Thu 8/22

1 stop17h 09m

Edinburgh Turnhouse

Mon 9/2

2 stops22h 39m

$779

PortlandLondon Gatwick

PWM - LGW

PWMLGW

Portland

Wed 9/25

2 stops22h 14m

London Gatwick

Tue 10/8

2 stops23h 56m

$811

Flights are sorted by cheapest first

Deals found on 6/4

No data available for this route at this time. Please check back soon.

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.

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 June 5, 2024.
Read through reviews of airlines operating flights from Portland to United Kingdom, such as JetBlue, American Airlines and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,368 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,493 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Austrian Airlines
7.7
Good
1,010 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

JetBlue
7.6
Good
4,316 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Virgin Atlantic
7.6
Good
718 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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.

  • Can I find flights from Portland, Maine to United Kingdom for under $600 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to United Kingdom for under $600. The cheapest flight booked recently is on JetBlue for just $567, but on average you can expect to pay $651.

  • Are there last-minute flights available from Portland, Maine to United Kingdom for under $1,200?

    There are currently 9+ open flights from Portland, Maine to United Kingdom within the next 7 days for less than $1,200.

  • 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.

  • What does PWM to LHR mean?

    Great question - PWM to LHR just means Portland Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights! This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Manchester Airport (MAN), Edinburgh Turnhouse Airport (EDI), London Gatwick Airport (LGW), Birmingham Airport (BHX), Glasgow Intl Airport (GLA).

  • Can I find deals for flights from Portland to United Kingdom that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to United Kingdom flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to United Kingdom with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to United Kingdom flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Portland to United Kingdom that allow pets onboard?

    Many airlines flying from Portland to United Kingdom offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to United Kingdom?

    Yes, you can often find last-minute deals on Portland to United Kingdom flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland, Maine to United Kingdom flight deals updated?

    The Portland, Maine to United Kingdom flight deals you see on this page were last updated on 6/5.

  • What are the most popular airlines that fly from Portland, Maine to United Kingdom?

    Before booking your flight from Portland, Maine to United Kingdom check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

  • 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 $653). Flying from Portland, Maine to United Kingdom in June is currently the most expensive (average of $1,102). 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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Top 4 airlines flying from Portland to United Kingdom

Discover the top 4 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 3,050,429 searches. Data last updated June 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$596Average$830FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$680Average$1,054FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$686Average$1,162FlexibilityNo cancel feeOn-time71%
KLMCheapest$764Average$910FlexibilityNo cancel feeOn-time75%
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Search flights from Portland to United Kingdom by cabin class

Find flights from Portland to United Kingdom, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portland to United Kingdom. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portland to United Kingdom for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to United Kingdom from Portland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights 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.

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