Find flights
When to book
FAQs

Cheap flights from Portland, Maine to England from £450

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LHR
4 Jan — 11 Jan1
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
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 5 December 2025.

Wed 31/1219:01PWM - LHR
1 stop10h 24mUnited Airlines
Wed 7/113:25LHR - PWM
2 stops34h 25mUnited Airlines
Deal found 2/12£514
Wed 31/1206:00PWM - LHR
2 stops22h 20mAir Canada
Wed 7/109:00LHR - PWM
2 stops53h 01mAir Canada
Deal found 2/12£551
Wed 31/1213:03PWM - LHR
1 stop12h 17mDelta
Wed 7/108:55LHR - PWM
1 stop20h 25mDelta
Deal found 2/12£591
Wed 31/1206:00PWM - LHR
3 stops19h 30mMultiple Airlines
Wed 7/113:25LHR - PWM
2 stops24h 36mMultiple Airlines
Deal found 2/12£791
Mon 15/1209:46PWM - LGW
1 stop19h 14mMultiple Airlines
Thu 18/1214:00LGW - PWM
1 stop24h 06mMultiple Airlines
Deal found 5/12£885
Mon 15/1215:55PWM - LHR
1 stop10h 55mMultiple Airlines
Thu 18/1212:10LHR - PWM
1 stop16h 32mMultiple Airlines
Deal found 5/12£888
Sun 7/1210:35PWM - LHR
1 stop17h 35mAustrian Airlines
Sun 14/1208:00LHR - PWM
1 stop15h 42mAustrian Airlines
Deal found 3/12£904
Sun 7/1211:58PWM - LGW
2 stops40h 47mMultiple Airlines
Sun 14/1214:10LGW - PWM
1 stop23h 56mMultiple Airlines
Deal found 3/12£1,064
Mon 15/1212:39PWM - LHR
1 stop14h 11mAmerican Airlines
Thu 18/1207:50LHR - PWM
2 stops15h 25mAmerican Airlines
Deal found 5/12£1,181
Mon 15/1216:25PWM - MAN
2 stops36h 55mUnited Airlines
Thu 18/1206:10MAN - PWM
2 stops22h 49mUnited Airlines
Deal found 2/12£1,336
Mon 15/1214:34PWM - MAN
2 stops14h 36mMultiple Airlines
Thu 18/1213:30MAN - PWM
1 stop13h 53mMultiple Airlines
Deal found 2/12£1,507
Sun 7/1210:35PWM - LHR
2 stops15h 35mAir Canada
Sun 14/1213:00LHR - PWM
2 stops15h 09mAir Canada
Deal found 3/12£1,572

Find flight deals from Portland to England

Keep the following information in mind while searching for Portland to England flight deals. Data was last updated 5 December 2025.

Round-trip from

£449

Popular in

June

Cheapest in

October

Average price

£524
Scandinavian Airlines
  • Scandinavian Airlines
  • 5/2-9/2
  • 4 total stops
  • 48h 45m 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. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 5 December 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

Thu 5/2

14:35-16:00

2 stops20h 25m

London Heathrow

Thu 12/2

06:40-00:18

2 stops22h 38m

£450

PortlandLondon

PWM - LHR

PWMLHR

Portland

Thu 5/2

14:35-16:25

3 stops20h 50m

London Heathrow

Mon 9/2

06:40-00:20

2 stops22h 40m

£452

PortlandLondon

PWM - LHR

PWMLHR

Portland

Fri 23/1

14:35-09:20

2 stops13h 45m

London Heathrow

Tue 27/1

06:40-00:20

2 stops22h 40m

£458

PortlandLondon

PWM - LHR

PWMLHR

Portland

Thu 5/2

12:10-08:45

1 stop15h 35m

London Heathrow

Thu 12/2

11:30-00:18

2 stops17h 48m

£467

PortlandLondon

PWM - LHR

PWMLHR

Portland

Thu 5/2

06:16-06:55

1 stop19h 39m

London Heathrow

Mon 9/2

06:30-22:27

2 stops20h 57m

£470

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Wed 21/1

14:35-10:40

2 stops15h 05m

Edinburgh Turnhouse

Mon 26/1

05:50-22:27

2 stops21h 37m

£471

PortlandLondon

PWM - LHR

PWMLHR

Portland

Thu 5/2

12:10-08:45

1 stop15h 35m

London Heathrow

Thu 12/2

10:45-23:06

1 stop17h 21m

£472

PortlandManchester

PWM - MAN

PWMMAN

Portland

Sat 24/1

06:17-18:35

2 stops31h 18m

Manchester

Wed 28/1

10:10-00:20

2 stops43h 10m

£498

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 31/12

19:01-10:25

1 stop10h 24m

London Heathrow

Wed 7/1

13:25-18:50

2 stops34h 25m

£514

PortlandLondon

PWM - LHR

PWMLHR

Portland

Fri 23/1

06:00-21:20

1 stop10h 20m

London Heathrow

Tue 27/1

12:05-23:30

2 stops16h 25m

£532

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 24 results
1
2
3

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, August is the cheapest month in which you can book a flight from Portland, Maine to England (average of £233). Flying from Portland, Maine to England in July is currently the most expensive (average of £354). 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 £537, Scandinavian Airlines can have you in England from Portland, Maine in 11h 43m. Portland, Maine and England are separated by a distance of 2973 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 Heathrow, Portland - London Gatwick or Portland - Edinburgh Turnhouse 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, August is the cheapest month in which you can book a flight from Portland, Maine to England (average of £233). Flying from Portland, Maine to England in July is currently the most expensive (average of £354). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to England

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Heathrow flights
Boston to Gatwick flights
Boston to London City flights
Boston to Stansted flights
Boston to Luton flights
Boston to Edinburgh flights
Boston to Glasgow Intl flights
Boston to Manchester flights
Boston to Southend flights
Boston to Southampton flights
Boston to Leeds flights
Boston to Birmingham flights
Boston to Liverpool flights
Boston to Belfast Intl flights
Bangor to Heathrow flights
Boston to Inverness flights
Boston to Belfast City flights
Portland to Heathrow flights
Boston to Newcastle upon Tyne flights
Boston to Cardiff flights
Boston to Bristol flights
Boston to Kirkwall flights
Boston to Aberdeen flights
Portland to Manchester flights
Boston to East Midlands flights
Boston to Doncaster flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.