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Cheap flights from Portland, Maine to England from £257

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LHR
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Portland to England

Keep the following information in mind while searching for Portland to England flight deals. Data was last updated 15 September 2025.

Round-trip from

£361

One-way from

£257

Popular in

July

Cheapest in

October

Average price

£582
Virgin Atlantic
  • Virgin Atlantic
  • 28/10-4/11
  • 3 total stops
  • 31h 22m total
  • Portland to England
Search Deals
JetBlue
  • JetBlue
  • 22/9
  • 1 total stop
  • 14h 13m total
  • Portland to England
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£93 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Portland to England

Cheapest flights from Portland to England
Explore the most affordable flight options available from Portland to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Tue 28/1013:27PWM - LHR
1 stop12h 58mVirgin Atlantic
Tue 4/1108:55LHR - PWM
2 stops18h 24mVirgin Atlantic
Deal found 13/9£361
Tue 28/1013:27PWM - LHR
1 stop15h 33mDelta
Tue 4/1108:55LHR - PWM
2 stops20h 10mDelta
Deal found 13/9£386
Wed 15/1014:38PWM - LHR
1 stop15h 47mDelta
Fri 24/1006:30LHR - PWM
2 stops22h 35mDelta
Deal found 14/9£387
Tue 28/1016:48PWM - LHR
1 stop11h 57mKLM
Tue 4/1116:10LHR - PWM
1 stop12h 55mKLM
Deal found 13/9£392
Fri 7/1113:27PWM - LHR
1 stop13h 23mVirgin Atlantic
Wed 19/1112:30LHR - PWM
1 stop14h 49mVirgin Atlantic
Deal found 13/9£427
Mon 29/914:41PWM - LHR
1 stop10h 44mDelta
Mon 6/1009:00LHR - PWM
2 stops20h 05mDelta
Deal found 13/9£453
Fri 10/1014:38PWM - LHR
1 stop13h 37mDelta
Tue 14/1009:55LHR - PWM
2 stops17h 24mDelta
Deal found 13/9£453
Mon 29/914:41PWM - LHR
1 stop13h 09mKLM
Mon 6/1016:05LHR - PWM
1 stop13h 00mKLM
Deal found 13/9£459
Fri 14/1106:35PWM - LCY
2 stops20h 35mDelta
Tue 18/1110:00LCY - PWM
2 stops18h 54mDelta
Deal found 12/9£495
Wed 29/1015:38PWM - MAN
2 stops15h 17mAmerican Airlines
Wed 5/1107:50MAN - PWM
2 stops18h 45mAmerican Airlines
Deal found 14/9£506
Wed 29/1014:38PWM - MAN
2 stops21h 57mDelta
Wed 5/1113:30MAN - PWM
1 stop13h 49mDelta
Deal found 14/9£509
Wed 29/1006:00PWM - MAN
3 stops24h 20mAir Canada
Wed 5/1106:10MAN - PWM
3 stops22h 07mAir Canada
Deal found 14/9£546

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portland to England 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 858,174 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Portland to England that are best for you.

Fly from

Portland

Fly to

England

Route

Depart

Return

Price

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 15/10

14:38-11:25

1 stop15h 47m

London Heathrow

Fri 24/10

06:30-00:05

2 stops22h 35m

£387

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 28/10

12:45-06:55

2 stops14h 10m

London Heathrow

Tue 4/11

09:00-00:05

2 stops20h 05m

£389

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 28/10

16:48-08:45

1 stop11h 57m

London Heathrow

Tue 4/11

16:10-00:05

1 stop12h 55m

£392

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 29/10

13:27-07:50

1 stop14h 23m

London Heathrow

Wed 5/11

08:55-22:19

1 stop18h 24m

£392

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 13/10

14:38-10:15

1 stop14h 37m

London Heathrow

Mon 20/10

08:40-00:05

2 stops20h 25m

£453

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 29/9

14:41-08:50

1 stop13h 09m

London Heathrow

Mon 6/10

16:05-00:05

1 stop13h 00m

£459

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 29/9

14:41-10:45

2 stops15h 04m

London Heathrow

Mon 6/10

09:00-00:05

2 stops20h 05m

£476

PortlandLondon

PWM - LHR

PWMLHR

Portland

Fri 7/11

14:38-10:25

2 stops14h 47m

London Heathrow

Wed 19/11

08:55-23:54

2 stops19h 59m

£476

PortlandLondon

PWM - LCY

PWMLCY

Portland

Mon 29/9

14:41-08:50

2 stops13h 09m

London City

Mon 6/10

09:20-00:05

2 stops19h 45m

£495

PortlandLondon

PWM - LCY

PWMLCY

Portland

Fri 14/11

06:35-08:10

2 stops20h 35m

London City

Tue 18/11

10:00-23:54

2 stops18h 54m

£495

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 51 results
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Best time to book a flight from Portland to England

Have a flexible travel schedule? Discover the best time to fly to England from Portland with our price prediction graph.
Estimated return 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 England

What is the cheapest month to book a flight from Portland, Maine to England?

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to England (average of £112). Flying from Portland, Maine to England in August is currently the most expensive (average of £164). 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.

Related info for your journey

Find useful and relevant information for your journey from Portland to England. 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 England?

    Most people fly from Portland (PWM) if they book a flight from Portland to England. Portland is conveniently located just 2.9 mi from Portland’s city center.

  • How long is the flight from Portland, Maine to England?

    For as low as £392, Delta can have you in England from Portland, Maine in 11h 57m. Portland, Maine and England are separated by a distance of 3173 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £257. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from Portland, Maine to England for a low price.

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

    Most travelers choose Portland - London Heathrow, Portland - London Gatwick or Portland - London City when deciding on the best route from Portland, Maine to England.

  • Can I find deals for flights from Portland to England that include hotel bookings?

    Yes. In addition to deals on Portland to England flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portland to England?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to England.

  • Can I find deals for business class flights from Portland to England?

    Yes. Cheapflights offers flight deals from Portland to England 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 England?

    Currently, January is the cheapest month in which you can book a flight from Portland, Maine to England (average of £112). Flying from Portland, Maine to England in August is currently the most expensive (average of £164). 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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Fly with Cheapflights

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How does Cheapflights help users find flights from Portland to England?

Deals for Portland to England flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portland to England for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Portland to England with no change fees.

Can Cheapflights notify me if prices for flights from Portland to England become cheaper?

Yes, Cheapflights offers price alerts on Portland to England flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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