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Cheap flights from Portland, Maine to England from £244

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LHR
9 Sep — 16 Sep1
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 10 August 2026.

Mon 9/1108:45 -
1 stop18h 40m
Wed 11/1106:50 -
2 stops21h 31m
Deal found 6/8£548
Wed 21/1017:09 -
2 stops35h 51m
Tue 27/1010:10 -
1 stop26h 58m
Deal found 5/8£565
Mon 19/1007:00 -
2 stops22h 00m
Fri 23/1014:00 -
1 stop24h 08m
Deal found 5/8£637
Tue 10/1114:05 -
1 stop11h 35m
Tue 24/1106:50 -
2 stops17h 12m
Deal found 5/8£641
Tue 10/1116:03 -
1 stop13h 27m
Tue 24/1110:00 -
2 stops18h 55m
Deal found 7/8£642
Sat 7/1106:00 -
2 stops44h 10m
Fri 20/1106:50 -
2 stops21h 31m
Deal found 7/8£644
Tue 10/1112:50 -
2 stops17h 50m
Tue 17/1108:40 -
2 stops19h 53m
Deal found 7/8£645
Sun 15/1108:45 -
1 stop18h 10m
Wed 18/1109:25 -
1 stop18h 56m
Deal found 6/8£646
Wed 21/1009:48 -
1 stop19h 12m
Fri 23/1014:00 -
1 stop24h 08m
Deal found 5/8£647
Tue 10/1116:40 -
2 stops18h 05m
Wed 25/1110:00 -
2 stops18h 55m
Deal found 9/8£650
Sat 7/1117:08 -
2 stops33h 47m
Tue 17/1109:25 -
2 stops33h 51m
Deal found 9/8£650
Sun 8/1111:25 -
1 stop16h 55m
Mon 16/1113:25 -
2 stops30h 51m
Deal found 9/8£652

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 10 August 2026.

Round-trip from

£548

One-way from

£244

Popular in

July

Cheapest in

December

Average price

£553
United Airlines
  • United Airlines
  • 9/11-11/11
  • 3 total stops
  • 40h 11m total
  • Portland to England
Search Deals
Delta
  • Delta
  • 1/9
  • 2 total stops
  • 19h 15m total
  • Portland to England
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£94 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 10 August 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 Portland - LHR London Heathrow

PWMLHR

Portland

Mon 9/11

15:41-10:05

2 stops13h 24m

London Heathrow

Wed 11/11

09:10-21:51

2 stops17h 41m

£568

PortlandManchester

PWM Portland - MAN Manchester

PWMMAN

Portland

Sun 10/1

06:00-08:40

2 stops45h 40m

Manchester

Wed 13/1

06:10-22:57

2 stops21h 47m

£592

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 10/11

15:10-11:05

1 stop14h 55m

London Heathrow

Tue 17/11

06:50-18:52

2 stops17h 02m

£641
Fastest return journey

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Wed 30/9

06:00-21:25

1 stop10h 25m

London Heathrow

Wed 14/10

06:50-19:24

2 stops17h 34m

£641

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 10/11

16:03-10:30

1 stop13h 27m

London Heathrow

Tue 24/11

10:00-23:55

2 stops18h 55m

£642

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 3/11

14:05-10:50

1 stop15h 45m

London Heathrow

Tue 17/11

06:50-18:52

2 stops17h 02m

£642

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 10/11

12:50-09:00

2 stops15h 10m

London Heathrow

Wed 25/11

08:40-23:33

2 stops19h 53m

£645

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 10/11

12:50-11:40

2 stops17h 50m

London Heathrow

Tue 17/11

06:30-23:55

2 stops22h 25m

£645

PortlandLondon

PWM Portland - LHR London Heathrow

PWMLHR

Portland

Tue 10/11

14:05-09:10

2 stops14h 05m

London Heathrow

Tue 24/11

06:50-19:02

2 stops17h 12m

£645

PortlandEdinburgh

PWM Portland - EDI Edinburgh Turnhouse

PWMEDI

Portland

Sun 15/11

08:45-07:55

1 stop18h 10m

Edinburgh Turnhouse

Wed 18/11

09:25-23:21

1 stop18h 56m

£646

Flights are sorted by cheapest return flights first.

Deals found on 6/8

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

No data available for this route at this time. Please check back soon.

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 £568, United Airlines can have you in England from Portland, Maine in 13h 24m. 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.

See more FAQs

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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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