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Cheap flights from Portland (PWM) to the United Kingdom from $280

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 9/6. 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
May 4 — May 111
From?
To?
Sat 5/4
Sat 5/11
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, April can be a great choice for travel to United Kingdom. Flights to United Kingdom from Portland, Maine in April are about $955 on average during April, but can be found for as low as $604.

When is the cheapest time to fly from Portland, Maine to United Kingdom (PWM - 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 KLM flights from Portland to United Kingdom

Explore cheap flight options specifically provided by KLM for the route between Portland and United Kingdom. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 29, 2024.
Peruse some of the lowest-priced KLM flights we've found from Portland to United Kingdom. Make sure to check back often as deals are often changing.
Wed 9/255:30 pmPWM - LGW
1 stop11h 30mKLM
Tue 10/812:00 pmLGW - PWM
1 stop16h 38mKLM
Deal found 4/28$753
Wed 9/255:30 pmPWM - LHR
1 stop11h 45mKLM
Sat 10/51:55 pmLHR - PWM
1 stop14h 34mKLM
Deal found 4/28$838
Fri 5/172:51 pmPWM - LHR
1 stop14h 24mKLM
Tue 5/2110:50 amLHR - PWM
1 stop18h 07mKLM
Deal found 4/29$855
Thu 8/222:35 pmPWM - LHR
1 stop12h 30mKLM
Mon 8/2612:10 pmLHR - PWM
1 stop15h 56mKLM
Deal found 4/29$890
Tue 5/72:51 pmPWM - LGW
1 stop14h 09mKLM
Fri 5/1712:00 pmLGW - PWM
1 stop16h 57mKLM
Deal found 4/29$950
Mon 8/52:35 pmPWM - LHR
1 stop12h 30mKLM
Mon 8/121:55 pmLHR - PWM
1 stop14h 44mKLM
Deal found 4/28$1,074
Thu 7/112:08 pmPWM - LHR
1 stop12h 57mKLM
Tue 7/1610:50 amLHR - PWM
1 stop18h 24mKLM
Deal found 4/29$1,189

Cheap American Airlines flights from Portland to United Kingdom

Explore cheap flight options specifically provided by American Airlines for the route between Portland and United Kingdom. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 29, 2024.
Browse through some of the cheapest American Airlines flights traveling from Portland to United Kingdom. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Thu 9/265:55 pmPWM - EDI
2 stops17h 50mAmerican Airlines
Tue 10/87:05 amEDI - PWM
2 stops19h 43mAmerican Airlines
Deal found 4/28$733
Sat 9/285:55 pmPWM - EDI
2 stops14h 20mAmerican Airlines
Tue 10/810:35 amEDI - PWM
3 stops16h 39mAmerican Airlines
Deal found 4/28$738
Sat 10/265:13 pmPWM - EDI
2 stops22h 17mAmerican Airlines
Sun 11/35:25 amEDI - PWM
2 stops20h 49mAmerican Airlines
Deal found 4/28$742
Sat 10/265:13 pmPWM - EDI
2 stops22h 17mAmerican Airlines
Sun 11/35:25 amEDI - PWM
3 stops20h 49mAmerican Airlines
Deal found 4/28$748
Tue 9/245:55 pmPWM - LHR
1 stop13h 20mAmerican Airlines
Tue 10/19:50 amLHR - PWM
2 stops16h 07mAmerican Airlines
Deal found 4/28$758
Tue 8/278:02 amPWM - LHR
1 stop17h 38mAmerican Airlines
Tue 9/109:50 amLHR - PWM
2 stops16h 07mAmerican Airlines
Deal found 4/28$759
Wed 9/254:17 pmPWM - LHR
2 stops13h 03mAmerican Airlines
Tue 10/89:50 amLHR - PWM
2 stops17h 24mAmerican Airlines
Deal found 4/28$761
Tue 9/241:18 pmPWM - LHR
2 stops12h 32mAmerican Airlines
Tue 10/19:50 amLHR - PWM
2 stops16h 07mAmerican Airlines
Deal found 4/28$763
Tue 8/271:00 pmPWM - LHR
2 stops12h 50mAmerican Airlines
Tue 9/109:50 amLHR - PWM
2 stops16h 07mAmerican Airlines
Deal found 4/28$764

Cheap Portland to United Kingdom flights in April & May 2024

Find cheap flight options from Portland to United Kingdom specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Prices were last updated on April 29, 2024.
Scroll through some of the best deals on flights from Portland to United Kingdom in 2024. Check back regularly for other flight deals.
Fri 5/172:51 pmPWM - LHR
1 stop13h 34mDelta
Tue 5/2111:30 amLHR - PWM
2 stops17h 14mDelta
Deal found 4/29$849
Fri 5/172:51 pmPWM - LHR
1 stop14h 24mKLM
Tue 5/2110:50 amLHR - PWM
1 stop18h 07mKLM
Deal found 4/29$855
Tue 5/72:19 pmPWM - LHR
1 stop14h 11mJetBlue
Fri 5/177:25 amLHR - PWM
1 stop10h 59mJetBlue
Deal found 4/28$866
Fri 5/172:51 pmPWM - LHR
2 stops14h 54mDelta
Tue 5/219:00 amLHR - PWM
2 stops19h 44mDelta
Deal found 4/29$878
Tue 5/72:19 pmPWM - LHR
1 stop14h 11mJetBlue
Fri 5/177:25 amLHR - PWM
1 stop10h 59mJetBlue
Deal found 4/29$896
Tue 5/282:24 pmPWM - LHR
1 stop14h 06mJetBlue
Tue 6/47:25 amLHR - PWM
1 stop11h 04mJetBlue
Deal found 4/28$918
Tue 5/72:51 pmPWM - LGW
1 stop14h 09mKLM
Fri 5/1712:00 pmLGW - PWM
1 stop16h 57mKLM
Deal found 4/29$950
Tue 5/72:51 pmPWM - LGW
1 stop14h 09mDelta
Fri 5/1712:00 pmLGW - PWM
2 stops16h 44mDelta
Deal found 4/28$954
Tue 5/72:51 pmPWM - LHR
1 stop15h 19mDelta
Fri 5/179:00 amLHR - PWM
2 stops19h 57mDelta
Deal found 4/28$978

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 2,948,547 searches. Data last updated April 29, 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 9/241:10 pmPWM - LHR
1 stop15h 20mJetBlue
Tue 10/111:55 amLHR - PWM
1 stop14h 33mJetBlue
Deal found 4/29$664
Wed 11/136:00 amPWM - EDI
2 stops20h 55mUnited Airlines
Wed 11/209:25 amEDI - PWM
1 stop13h 05mUnited Airlines
Deal found 4/28$678
Tue 10/11:10 pmPWM - LHR
1 stop15h 20mJetBlue
Tue 10/88:25 amLHR - PWM
1 stop18h 03mJetBlue
Deal found 4/28$679
Tue 11/121:14 pmPWM - EDI
2 stops14h 56mMultiple Airlines
Fri 11/229:50 amEDI - PWM
2 stops17h 24mMultiple Airlines
Deal found 4/28$683
Tue 11/1212:33 pmPWM - EDI
3 stops15h 37mAmerican Airlines
Thu 11/216:30 amEDI - PWM
2 stops20h 44mAmerican Airlines
Deal found 4/28$688
Tue 11/125:29 pmPWM - EDI
3 stops15h 01mAmerican Airlines
Thu 11/2110:00 amEDI - PWM
3 stops18h 46mAmerican Airlines
Deal found 4/28$690
Wed 9/251:10 pmPWM - LHR
1 stop15h 20mJetBlue
Tue 10/88:25 amLHR - PWM
1 stop18h 03mJetBlue
Deal found 4/29$694
Wed 11/135:30 pmPWM - EDI
1 stop11h 15mDelta
Fri 11/226:00 amEDI - PWM
2 stops22h 38mDelta
Deal found 4/28$700
Wed 11/135:30 pmPWM - EDI
1 stop11h 15mDelta
Thu 11/216:00 amEDI - PWM
2 stops22h 38mDelta
Deal found 4/28$701

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 2,948,547 searches. Data last updated April 29, 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.
Tue 5/72:19 pmPWM - LHR
1 stop14h 11mJetBlue
Fri 5/177:25 amLHR - PWM
1 stop10h 59mJetBlue
Deal found 4/28$866
Tue 5/72:19 pmPWM - LHR
1 stop14h 11mJetBlue
Fri 5/177:25 amLHR - PWM
1 stop10h 59mJetBlue
Deal found 4/29$896
Tue 5/72:51 pmPWM - LGW
1 stop14h 09mKLM
Fri 5/1712:00 pmLGW - PWM
1 stop16h 57mKLM
Deal found 4/29$950
Tue 5/72:51 pmPWM - LGW
1 stop14h 09mDelta
Fri 5/1712:00 pmLGW - PWM
2 stops16h 44mDelta
Deal found 4/28$954
Tue 5/72:51 pmPWM - LHR
1 stop15h 19mDelta
Fri 5/179:00 amLHR - PWM
2 stops19h 57mDelta
Deal found 4/28$978
Tue 5/72:51 pmPWM - LHR
1 stop10h 54mDelta
Fri 5/1711:30 amLHR - PWM
2 stops17h 27mDelta
Deal found 4/29$979
Tue 5/79:51 amPWM - LHR
2 stops15h 39mUnited Airlines
Fri 5/176:50 amLHR - PWM
2 stops17h 26mUnited Airlines
Deal found 4/29$987
Tue 5/73:40 pmPWM - LHR
2 stops14h 00mUnited Airlines
Fri 5/176:50 amLHR - PWM
2 stops20h 00mUnited Airlines
Deal found 4/28$991
Sat 5/116:15 pmPWM - LHR
1 stop31h 30mUnited Airlines
Thu 5/231:00 pmLHR - PWM
1 stop13h 06mUnited Airlines
Deal found 4/28$1,057

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 2,948,547 searches. Data last updated April 29, 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.
Fri 9/612:16 pmPWM - LGW
1 stop16h 44mMultiple Airlines
Deal found 4/28$280
Fri 9/612:16 pmPWM - LGW
1 stop16h 44mMultiple Airlines
Deal found 4/28$286
Mon 8/2610:50 amPWM - LGW
1 stop18h 10mMultiple Airlines
Deal found 4/28$392
Sun 9/19:43 amPWM - LGW
1 stop17h 12mJetBlue
Deal found 4/28$417
Wed 9/41:10 pmPWM - LHR
1 stop15h 20mJetBlue
Deal found 4/28$417
Fri 8/2310:50 amPWM - LGW
1 stop18h 10mMultiple Airlines
Deal found 4/28$425
Mon 9/210:50 amPWM - LGW
1 stop18h 10mMultiple Airlines
Deal found 4/28$436
Mon 9/210:50 amPWM - LGW
1 stop18h 10mMultiple Airlines
Deal found 4/28$441
Fri 8/3010:50 amPWM - LGW
1 stop18h 10mMultiple Airlines
Deal found 4/28$459

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 2,948,547 searches. Data last updated April 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$664 - $870

Route

Depart

Return

Price

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Tue 9/24

1 stop15h 20m

London Heathrow

Tue 10/1

1 stop14h 33m

$664

PortlandEdinburgh Turnhouse

PWM - EDI

PWMEDI

Portland

Thu 9/26

2 stops17h 50m

Edinburgh Turnhouse

Tue 10/8

2 stops19h 43m

$733

PortlandLondon Gatwick

PWM - LGW

PWMLGW

Portland

Wed 9/25

1 stop11h 30m

London Gatwick

Tue 10/8

1 stop16h 38m

$753

PortlandEdinburgh Turnhouse

PWM - EDI

PWMEDI

Portland

Sat 9/28

2 stops33h 01m

Edinburgh Turnhouse

Tue 10/8

1 stop16h 29m

$763

PortlandLondon Gatwick

PWM - LGW

PWMLGW

Portland

Fri 8/23

1 stop23h 30m

London Gatwick

Tue 8/27

1 stop16h 50m

$779

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Tue 8/27

2 stops14h 55m

London Heathrow

Wed 9/11

3 stops22h 31m

$821

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Mon 8/5

1 stop19h 20m

London Heathrow

Mon 8/19

2 stops19h 06m

$834

PortlandLondon Gatwick

PWM - LGW

PWMLGW

Portland

Wed 9/25

2 stops21h 10m

London Gatwick

Tue 10/8

2 stops24h 00m

$849

PortlandLondon Heathrow

PWM - LHR

PWMLHR

Portland

Tue 10/1

3 stops16h 45m

London Heathrow

Tue 10/8

3 stops25h 23m

$870

Flights are sorted by cheapest first

Deals found on 4/29

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

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 April 29, 2024.
Read through reviews of airlines operating flights from Portland to United Kingdom, such as KLM, American Airlines and JetBlue. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,913 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

KLM
7.9
Good
1,618 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Virgin Atlantic
7.7
Good
743 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Austrian Airlines
7.7
Good
1,081 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

JetBlue
7.6
Good
4,575 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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 $700 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to United Kingdom for under $700. The cheapest flight booked recently is on JetBlue for just $664, but on average you can expect to pay $736.

  • Are there last-minute flights available from Portland, Maine to United Kingdom for under $900?

    There are currently 20+ open flights from Portland, Maine to United Kingdom within the next 7 days for less than $900.

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

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $417. Users have also found prices from $570 and $584 on TAP AIR PORTUGAL 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.

  • 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 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 4/29.

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 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 2,948,547 searches. Data last updated April 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$593Average$823FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$681Average$969FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$710Average$1,163FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest$764Average$910FlexibilityNo cancel feeOn-time75%
Search KLM flights
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Portland, Maine to England flights

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.
First Class
Business Class
Prem Econ 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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