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Cheap flights from Portland, Maine to England from £278

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LHR
28 Dec — 4 Jan1
1 adult
1 adult, Economy, 0 bags

Find 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 28 November 2025.

Thu 4/1216:53PWM - LHR
1 stop10h 52mDelta
Thu 11/1206:20LHR - PWM
2 stops22h 39mDelta
Deal found 27/11£483
Thu 4/1216:53PWM - LHR
1 stop10h 52mKLM
Thu 11/1208:55LHR - PWM
1 stop18h 28mKLM
Deal found 27/11£489
Thu 4/1206:00PWM - LHR
3 stops20h 10mUnited Airlines
Thu 11/1206:50LHR - PWM
2 stops16h 52mUnited Airlines
Deal found 27/11£529
Thu 4/1215:00PWM - LHR
1 stop12h 25mAustrian Airlines
Thu 11/1209:10LHR - PWM
1 stop14h 32mAustrian Airlines
Deal found 27/11£569
Sat 6/1206:00PWM - LHR
2 stops20h 10mAir Canada
Sat 13/1213:25LHR - PWM
2 stops24h 45mAir Canada
Deal found 26/11£582
Sat 6/1206:00PWM - LHR
2 stops18h 55mUnited Airlines
Sat 13/1207:40LHR - PWM
1 stop18h 37mUnited Airlines
Deal found 26/11£588
Thu 4/1212:53PWM - LCY
2 stops14h 17mKLM
Thu 11/1207:45LCY - PWM
2 stops19h 38mKLM
Deal found 27/11£845
Thu 4/1218:40PWM - LCY
2 stops18h 55mMultiple Airlines
Thu 11/1207:50LCY - PWM
2 stops20h 02mMultiple Airlines
Deal found 27/11£904
Sat 6/1211:16PWM - LGW
1 stop17h 49mMultiple Airlines
Sat 13/1214:00LGW - PWM
2 stops49h 41mMultiple Airlines
Deal found 26/11£924
Thu 4/1214:34PWM - LHR
3 stops19h 01mScandinavian Airlines
Thu 11/1206:40LHR - PWM
3 stops22h 19mScandinavian Airlines
Deal found 27/11£928
Sat 6/1210:15PWM - LHR
3 stops18h 55mMultiple Airlines
Sat 13/1211:10LHR - PWM
2 stops17h 02mMultiple Airlines
Deal found 26/11£963
Thu 4/1210:35PWM - LHR
2 stops15h 35mAir Canada
Thu 11/1213:00LHR - PWM
2 stops15h 09mAir Canada
Deal found 27/11£1,040

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 28 November 2025.

Round-trip from

£451

One-way from

£278

Popular in

June

Cheapest in

October

Average price

£642
Virgin Atlantic
  • Virgin Atlantic
  • 24/2-3/3
  • 3 total stops
  • 43h 05m total
  • Portland to England
Search Deals
JetBlue
  • JetBlue
  • 19/5
  • 1 total stop
  • 14h 12m total
  • Portland to England
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£104 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 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 28 November 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

Tue 24/2

14:35-16:00

2 stops20h 25m

London Heathrow

Tue 3/3

06:40-00:18

2 stops22h 38m

£451

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 24/2

05:31-06:25

1 stop19h 54m

London Heathrow

Tue 3/3

12:30-23:06

1 stop15h 36m

£455

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sun 11/1

14:35-20:10

1 stop24h 35m

London Heathrow

Sun 18/1

06:30-22:27

2 stops20h 57m

£458

PortlandLondon

PWM - LHR

PWMLHR

Portland

Fri 16/1

14:35-10:15

1 stop14h 40m

London Heathrow

Fri 23/1

16:10-00:20

1 stop13h 10m

£470

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Fri 6/2

14:35-10:40

2 stops15h 05m

Edinburgh Turnhouse

Tue 10/2

06:00-13:45

2 stops36h 45m

£470

PortlandManchester

PWM - MAN

PWMMAN

Portland

Thu 29/1

12:20-10:30

2 stops41h 10m

Manchester

Mon 2/2

09:00-23:22

2 stops19h 22m

£470

PortlandLondon

PWM - LHR

PWMLHR

Portland

Fri 23/1

14:35-07:50

2 stops12h 15m

London Heathrow

Tue 27/1

11:45-00:20

2 stops17h 35m

£474

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sun 8/2

12:19-08:45

1 stop15h 26m

London Heathrow

Sat 21/2

12:40-00:20

1 stop16h 40m

£474

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sun 8/2

12:19-08:05

2 stops14h 46m

London Heathrow

Sat 21/2

16:35-00:18

1 stop12h 43m

£477

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Fri 1/5

14:35-06:45

1 stop11h 10m

Edinburgh Turnhouse

Tue 12/5

14:05-23:59

1 stop14h 54m

£478

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 30 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, August is the cheapest month in which you can book a flight from Portland, Maine to England (average of £235). Flying from Portland, Maine to England in July is currently the most expensive (average of £357). 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 £455, Scandinavian Airlines can have you in England from Portland, Maine in 19h 54m. 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 Heathrow, Portland - Edinburgh Turnhouse or Portland - London Gatwick 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 £235). Flying from Portland, Maine to England in July is currently the most expensive (average of £357). 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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How does Cheapflights help users find flights from Portland to England?

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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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