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Cheap flights from Portland, Maine to England from £248

PWM — LHR
18 Nov — 25 Nov1
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 16/1115:41 -
2 stops19h 39m
Wed 18/1109:00 -
2 stops43h 21m
Deal found 17/10£569
Mon 9/1117:08 -
1 stop33h 47m
Thu 12/1106:50 -
2 stops17h 12m
Deal found 16/10£574
Fri 20/1105:50 -
2 stops44h 20m
Mon 23/1106:50 -
2 stops21h 31m
Deal found 19/10£604
Sat 7/1106:30 -
1 stop10h 10m
Sat 14/1108:05 -
1 stop20h 38m
Deal found 16/10£620
Mon 16/1106:30 -
1 stop10h 10m
Wed 18/1112:20 -
1 stop16h 23m
Deal found 18/10£625
Sat 24/1006:00 -
1 stop9h 45m
Sat 31/1008:05 -
1 stop19h 38m
Deal found 17/10£634
Sat 7/1114:05 -
1 stop11h 35m
Sat 14/1112:05 -
2 stops16h 16m
Deal found 16/10£647
Sat 24/1005:15 -
2 stops23h 15m
Sat 31/1006:50 -
2 stops16h 12m
Deal found 17/10£649
Sat 14/1110:50 -
2 stops15h 20m
Sat 21/1112:05 -
2 stops16h 16m
Deal found 15/10£650

Find flight deals from Portland to England

Round-trip from

£562

One-way from

£248

Popular in

July

Cheapest in

February

Average price

£704
United Airlines
  • United Airlines
  • 15/3-17/3
  • 4 total stops
  • 46h 23m total
  • Portland to England
Search Deals
JetBlue
  • JetBlue
  • 8/11-31/12
  • 1 total stop
  • 22h 00m total
  • Portland to England
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£103 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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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 8/11

06:30-09:30

1 stop22h 00m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£248

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 3/11

06:01-09:00

1 stop21h 59m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£254

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 3/11

15:41-07:10

2 stops34h 29m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£254

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Sun 8/11

15:40-10:25

1 stop13h 45m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£256
Fastest return journey

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Mon 30/11

19:35-10:50

1 stop10h 15m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£256

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Sun 8/11

15:10-20:05

3 stops23h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£346

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Mon 16/11

14:05-10:50

1 stop15h 45m

London Heathrow

Wed 18/11

09:00-23:21

2 stops19h 21m

£569

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

£625

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Sun 15/11

10:50-08:25

1 stop16h 35m

London Heathrow

Sat 21/11

09:00-23:21

2 stops19h 21m

£647

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Sat 7/11

14:05-06:40

1 stop11h 35m

London Heathrow

Sat 14/11

12:05-23:21

2 stops16h 16m

£647

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 17 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 £569, United Airlines can have you in England from Portland, Maine in 15h 45m. Portland, Maine and England are separated by a distance of 3173 mi.

  • 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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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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