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Cheap flights from Portland, Maine to England from £252

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LHR
28 Feb — 7 Mar1
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 29 January 2026.

Fri 27/212:29
PWM
-
LHR
1 stop13h 06m
American Airlines
Tue 3/307:50
LHR
-
PWM
2 stops15h 21m
American Airlines
Deal found 26/1£455
Mon 2/314:35
PWM
-
LHR
1 stop14h 40m
Delta
Mon 9/311:45
LHR
-
PWM
2 stops16h 14m
Delta
Deal found 28/1£460
Wed 1/412:44
PWM
-
EDI
1 stop13h 46m
American Airlines
Tue 7/411:25
EDI
-
PWM
1 stop16h 57m
American Airlines
Deal found 28/1£465
Wed 1/417:40
PWM
-
EDI
2 stops17h 25m
Multiple Airlines
Tue 7/410:25
EDI
-
PWM
2 stops17h 57m
Multiple Airlines
Deal found 28/1£470
Tue 31/314:30
PWM
-
LHR
1 stop13h 20m
Delta
Tue 14/409:55
LHR
-
PWM
2 stops19h 51m
Delta
Deal found 27/1£470
Wed 18/1106:00
PWM
-
LHR
1 stop10h 20m
United Airlines
Thu 26/1106:50
LHR
-
PWM
2 stops14h 19m
United Airlines
Deal found 28/1£473
Fri 27/212:29
PWM
-
LHR
1 stop13h 06m
Multiple Airlines
Tue 3/313:10
LHR
-
PWM
1 stop14h 49m
Multiple Airlines
Deal found 26/1£478
Wed 6/505:30
PWM
-
LHR
1 stop24h 10m
United Airlines
Mon 11/517:50
LHR
-
PWM
2 stops29h 33m
United Airlines
Deal found 28/1£480
Wed 25/215:05
PWM
-
LHR
2 stops15h 10m
United Airlines
Sun 1/312:05
LHR
-
PWM
2 stops16h 15m
United Airlines
Deal found 28/1£483
Tue 31/306:00
PWM
-
LHR
1 stop9h 45m
JetBlue
Tue 14/408:15
LHR
-
PWM
1 stop19h 44m
JetBlue
Deal found 27/1£491
Tue 31/316:48
PWM
-
LCY
2 stops18h 52m
Delta
Tue 14/408:25
LCY
-
PWM
2 stops21h 21m
Delta
Deal found 28/1£497
Fri 10/406:25
PWM
-
EDI
1 stop19h 40m
KLM
Tue 21/414:05
EDI
-
PWM
1 stop15h 41m
KLM
Deal found 28/1£501

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 29 January 2026.

Round-trip from

£455

One-way from

£252

Popular in

June

Cheapest in

October

Average price

£623
American Airlines
  • American Airlines
  • 27/2-3/3
  • 3 total stops
  • 28h 27m total
  • Portland to England
Search Deals
JetBlue
  • JetBlue
  • 3/4
  • 1 total stop
  • 9h 45m total
  • Portland to England
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£114 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 January 2026
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 29 January 2026.
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

Fri 27/2

12:29-06:35

1 stop13h 06m

London Heathrow

Tue 3/3

07:50-18:11

2 stops15h 21m

£455

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 2/3

14:35-10:15

1 stop14h 40m

London Heathrow

Mon 9/3

11:45-23:59

2 stops16h 14m

£460

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Wed 1/4

12:44-07:30

1 stop13h 46m

Edinburgh Turnhouse

Tue 7/4

11:25-23:22

1 stop16h 57m

£465

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Wed 1/4

17:40-16:05

2 stops17h 25m

Edinburgh Turnhouse

Tue 7/4

10:25-23:22

2 stops17h 57m

£470

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 31/3

14:30-08:50

1 stop13h 20m

London Heathrow

Tue 14/4

09:55-00:46

2 stops19h 51m

£470

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 6/5

05:30-10:40

1 stop24h 10m

London Heathrow

Mon 11/5

17:50-18:23

2 stops29h 33m

£478

PortlandLondon

PWM - LHR

PWMLHR

Portland

Fri 27/2

12:29-06:35

1 stop13h 06m

London Heathrow

Tue 3/3

13:10-22:59

1 stop14h 49m

£478

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 2/3

14:35-10:15

1 stop14h 40m

London Heathrow

Mon 9/3

12:30-23:22

1 stop14h 52m

£480

PortlandLondon

PWM - LCY

PWMLCY

Portland

Tue 31/3

16:48-16:40

2 stops18h 52m

London City

Tue 14/4

08:25-00:46

2 stops21h 21m

£497

PortlandEdinburgh

PWM - EDI

PWMEDI

Portland

Fri 10/4

06:25-07:05

1 stop19h 40m

Edinburgh Turnhouse

Tue 21/4

14:05-00:46

1 stop15h 41m

£501

Flights are sorted by cheapest return flights first.

Deals found on 28/1

Showing 1-10 of 39 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, November is the cheapest month in which you can book a flight from Portland, Maine to England (average of £136). Flying from Portland, Maine to England in July is currently the most expensive (average of £340). 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.

How much does it cost for a return flight from Portland, Maine to England?

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, American Airlines can have you in England from Portland, Maine in 13h 06m. 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, November is the cheapest month in which you can book a flight from Portland, Maine to England (average of £136). Flying from Portland, Maine to England in July is currently the most expensive (average of £340). 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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Alternative routes for Portland to England

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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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