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Cheap flights from Portland, Maine to England from £228

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LHR
25 Apr — 2 May1
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 26 March 2026.

Mon 24/806:00
PWM
-
LHR
1 stop10h 35m
United Airlines
Tue 25/817:50
LHR
-
PWM
2 stops28h 54m
United Airlines
Deal found 23/3£530
Thu 3/914:35
PWM
-
LHR
1 stop10h 45m
Delta
Mon 7/906:30
LHR
-
PWM
2 stops21h 03m
Delta
Deal found 26/3£542
Sun 6/1209:45
PWM
-
MAN
2 stops42h 15m
United Airlines
Wed 9/1206:10
MAN
-
PWM
2 stops14h 59m
United Airlines
Deal found 23/3£554
Mon 9/1116:48
PWM
-
LHR
1 stop34h 07m
United Airlines
Thu 12/1106:50
LHR
-
PWM
2 stops16h 23m
United Airlines
Deal found 25/3£563
Sun 30/814:35
PWM
-
LHR
1 stop10h 45m
Delta
Tue 8/908:40
LHR
-
PWM
2 stops20h 19m
Delta
Deal found 26/3£566
Mon 7/1214:45
PWM
-
LHR
1 stop15h 05m
United Airlines
Wed 9/1207:30
LHR
-
PWM
2 stops15h 43m
United Airlines
Deal found 23/3£597
Thu 30/407:28
PWM
-
EDI
1 stop20h 52m
JetBlue
Sat 16/512:10
EDI
-
PWM
1 stop15h 53m
JetBlue
Deal found 24/3£605
Sun 11/1012:50
PWM
-
LHR
1 stop13h 20m
Delta
Thu 22/1009:55
LHR
-
PWM
2 stops18h 54m
Delta
Deal found 23/3£618
Mon 12/1014:35
PWM
-
LHR
2 stops18h 10m
Delta
Thu 22/1011:45
LHR
-
PWM
2 stops17h 04m
Delta
Deal found 23/3£622
Wed 6/507:20
PWM
-
LGW
2 stops21h 35m
Turkish Airlines
Mon 11/517:35
LGW
-
PWM
2 stops34h 28m
Turkish Airlines
Deal found 24/3£624
Tue 12/507:20
PWM
-
LGW
2 stops45h 35m
Turkish Airlines
Thu 28/507:00
LGW
-
PWM
2 stops21h 58m
Turkish Airlines
Deal found 23/3£629
Tue 17/1119:22
PWM
-
EDI
1 stop10h 08m
United Airlines
Fri 20/1112:30
EDI
-
PWM
1 stop16h 29m
United Airlines
Deal found 23/3£634

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 26 March 2026.

Round-trip from

£530

One-way from

£228

Popular in

July

Cheapest in

October

Average price

£644
United Airlines
  • United Airlines
  • 24/8-25/8
  • 3 total stops
  • 39h 29m total
  • Portland to England
Search Deals
American Airlines
  • American Airlines
  • 24/8
  • 1 total stop
  • 13h 46m total
  • Portland to England
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£100 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 26 March 2026.
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 - LHR

PWMLHR

Portland

Sun 30/8

14:35-06:20

1 stop10h 45m

London Heathrow

Tue 8/9

08:40-23:59

2 stops20h 19m

£566

PortlandLondon

PWM - LGW

PWMLGW

Portland

Wed 6/5

07:20-16:40

2 stops28h 20m

London Gatwick

Mon 11/5

17:35-23:03

2 stops34h 28m

£624

PortlandLondon

PWM - LGW

PWMLGW

Portland

Tue 12/5

07:20-09:55

2 stops45h 35m

London Gatwick

Thu 28/5

07:00-23:58

2 stops21h 58m

£629

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 26/8

14:35-06:20

1 stop10h 45m

London Heathrow

Tue 8/9

09:55-23:59

2 stops19h 04m

£641

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 24/8

14:35-08:50

1 stop13h 15m

London Heathrow

Tue 8/9

11:45-23:59

2 stops17h 14m

£641

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 6/5

14:08-06:55

1 stop11h 47m

London Heathrow

Wed 13/5

10:50-23:29

2 stops17h 39m

£657

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 6/5

07:20-22:25

2 stops34h 05m

London Heathrow

Mon 11/5

18:30-23:03

2 stops33h 33m

£658

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 25/8

05:15-06:30

2 stops20h 15m

London Heathrow

Mon 7/9

06:55-19:19

2 stops17h 24m

£668

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 6/5

07:20-09:30

1 stop21h 10m

London Heathrow

Mon 11/5

08:15-23:03

1 stop19h 48m

£669

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 11/8

09:15-09:00

1 stop18h 45m

London Heathrow

Sat 22/8

17:40-19:19

2 stops30h 39m

£675

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 60 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
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 £140). Flying from Portland, Maine to England in July is currently the most expensive (average of £348). 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 £566, Delta can have you in England from Portland, Maine in 10h 45m. 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 £140). Flying from Portland, Maine to England in July is currently the most expensive (average of £348). 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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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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