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Cheap flights from Portland, Maine to England from £225

PWM — LHR
2 Dec — 9 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portland to England

Enter your travel dates to find the best prices.

Cheapest flights from Portland to England

Mon 16/1108:49 -
1 stop19h 21m
Wed 18/1106:50 -
2 stops21h 31m
Deal found 1/11£576
Thu 12/1106:30 -
1 stop10h 10m
Wed 18/1112:20 -
1 stop16h 23m
Deal found 2/11£579
Sun 15/1117:08 -
1 stop33h 47m
Wed 18/1106:50 -
2 stops21h 31m
Deal found 1/11£580
Sun 15/1106:30 -
1 stop22h 00m
Wed 18/1107:25 -
1 stop21h 18m
Deal found 1/11£583
Thu 12/1106:30 -
1 stop10h 10m
Tue 17/1112:20 -
1 stop16h 23m
Deal found 29/10£622
Mon 16/1106:30 -
1 stop10h 10m
Wed 18/1112:20 -
1 stop16h 23m
Deal found 1/11£623
Fri 13/1106:30 -
1 stop22h 00m
Wed 18/1112:20 -
1 stop16h 23m
Deal found 29/10£629
Thu 26/1106:00 -
1 stop20h 50m
Thu 3/1211:45 -
2 stops17h 36m
Deal found 29/10£647
Thu 12/1105:50 -
1 stop10h 30m
Wed 18/1112:05 -
2 stops16h 16m
Deal found 2/11£653

Find flight deals from Portland to England

Round-trip from

£576

One-way from

£225

Popular in

July

Cheapest in

February

Average price

£645
United Airlines
  • United Airlines
  • 16/11-18/11
  • 3 total stops
  • 40h 52m total
  • Portland to England
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JetBlue
  • JetBlue
  • 15/11-31/12
  • 1 total stop
  • 22h 00m total
  • Portland to England
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£90 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Portland to England that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Sun 15/11

06:30-09:30

1 stop22h 00m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£225
Fastest return journey

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Fri 26/3

06:00-21:20

1 stop11h 20m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£249

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 13/4

15:15-08:20

1 stop12h 05m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£249

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Mon 23/11

05:30-05:55

2 stops19h 25m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£259

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Thu 10/12

14:15-10:50

1 stop15h 35m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£259

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 24/11

10:50-12:00

2 stops20h 10m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£259

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Sun 15/11

17:08-07:55

1 stop33h 47m

London Heathrow

Wed 18/11

06:50-19:02

2 stops17h 12m

£580

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Mon 16/11

15:41-11:15

2 stops14h 34m

London Heathrow

Wed 18/11

08:00-19:02

2 stops16h 02m

£596

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Mon 16/11

06:30-21:40

1 stop10h 10m

London Heathrow

Wed 18/11

12:20-23:43

1 stop16h 23m

£623

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Sat 12/12

09:12-06:30

2 stops16h 18m

London Heathrow

Sat 19/12

09:00-23:59

2 stops19h 59m

£653

Flights are sorted by cheapest return flights first.

Deals found on 30/10

Showing 1-10 of 14 resultsSorted by cheapest first
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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

Cheapflights Insights

Everything you need to know about your flight from Portland to England

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

Related info for your journey

  • 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 £623, United Airlines can have you in England from Portland, Maine in 10h 10m. 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 most popular routes from Portland, Maine to England?

    Most travelers choose Portland - London Gatwick, Portland - London Heathrow or Portland - Manchester 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.

See more FAQs

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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.

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

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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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