LHR - PWM

£413 Find Cheap Flights from London Heathrow Airport to Portland – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£709
Typical prices: £668-£925
JetBlue
Mon 12/11Fri 16/11
LHR - PWM • 1 stop
Cheapest one-way flight
£413
Typical prices: £579-£846
Multiple Airlines
Sat 8/12
LHR - PWM • 2 stops
Direct flights
Not available
There are currently no direct flights between London Heathrow Airport and Portland. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 38% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
New York John F Kennedy Intl (JFK)
Cheapest • Avg £764 (return)
Newark (EWR)
Shortest trip • 10h 44m (one-way)
Insights
Insights
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We hope you enjoy your trip to Portland!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Heathrow to Portland (LHR-PWM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to Portland

Thu, 12 Nov - Mon, 16 Nov
JetBlue Logo
12:20 - 23:43LHR  London Heathrow-PWM Portland
16h 23m1 stop New York John F Kennedy Intl
JetBlue Logo
06:30 - 21:40PWM  Portland-LHR London Heathrow
10h 10m1 stop New York John F Kennedy Intl
£709JetBlue
Wed, 2 Dec - Sun, 6 Dec
Scandinavian Airlines Logo
06:40 - 00:21LHR  London Heathrow-PWM Portland
22h 41m2 stops Kastrup Copenhagen New York John F Kennedy Intl
Scandinavian Airlines Logo
06:00 - 17:40PWM  Portland-LHR London Heathrow
30h 40m2 stops New York John F Kennedy Intl Kastrup Copenhagen
£745Scandinavian Airlines
Wed, 2 Dec - Sun, 6 Dec
Scandinavian Airlines Logo
06:40 - 00:21LHR  London Heathrow-PWM Portland
22h 41m2 stops Kastrup Copenhagen New York John F Kennedy Intl
Scandinavian Airlines Logo
06:00 - 17:40PWM  Portland-LHR London Heathrow
30h 40m2 stops New York John F Kennedy Intl Kastrup Copenhagen
£746Scandinavian Airlines
Wed, 2 Dec - Sun, 6 Dec
Scandinavian Airlines Logo
06:40 - 00:21LHR  London Heathrow-PWM Portland
22h 41m2 stops Kastrup Copenhagen New York John F Kennedy Intl
Scandinavian Airlines Logo
06:00 - 17:40PWM  Portland-LHR London Heathrow
30h 40m2 stops New York John F Kennedy Intl Kastrup Copenhagen
£748Scandinavian Airlines
Wed, 25 Nov - Wed, 2 Dec
United Airlines Logo
12:05 - 23:21LHR  London Heathrow-PWM Portland
16h 16m2 stops Zurich Newark
United Airlines Logo
14:15 - 09:10PWM  Portland-LHR London Heathrow
13h 55m2 stops Washington, D.C. Dulles Intl Newark
£764United Airlines
Wed, 2 Dec - Sun, 6 Dec
United Airlines Logo
12:05 - 23:24LHR  London Heathrow-PWM Portland
16h 19m2 stops Zurich Newark
United Airlines Logo
16:47 - 05:55PWM  Portland-LHR London Heathrow
32h 08m1 stop Chicago O'Hare Intl
£766United Airlines
Wed, 2 Dec - Sun, 6 Dec
United Airlines Logo
09:00 - 23:24LHR  London Heathrow-PWM Portland
19h 24m2 stops Zurich Newark
United Airlines Logo
16:47 - 07:55PWM  Portland-LHR London Heathrow
34h 08m1 stop Chicago O'Hare Intl
£767United Airlines
Tue, 8 Dec - Tue, 15 Dec
Austrian Airlines Logo
06:00 - 19:25LHR  London Heathrow-PWM Portland
18h 25m2 stops Vienna Intl Newark
Austrian Airlines Logo
09:12 - 06:20PWM  Portland-LHR London Heathrow
16h 08m1 stop Newark
£768Austrian Airlines
Wed, 2 Dec - Sun, 6 Dec
United Airlines Logo
12:05 - 23:24LHR  London Heathrow-PWM Portland
16h 19m2 stops Zurich Newark
United Airlines Logo
07:00 - 07:10PWM  Portland-LHR London Heathrow
43h 10m2 stops Newark Montreal Pierre Elliott Trudeau Intl
£770United Airlines
Tue, 8 Dec - Tue, 15 Dec
United Airlines Logo
09:30 - 19:12LHR  London Heathrow-PWM Portland
14h 42m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
United Airlines Logo
15:20 - 10:50PWM  Portland-LHR London Heathrow
14h 30m2 stops Newark Washington, D.C. Dulles Intl
£773United Airlines
Booking Insights

Price, demand, and travel trends for London Heathrow Airport to Portland flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from London Heathrow Airport to Portland?

Return flights from London Heathrow Airport to Portland typically range from £668 to £925. The lowest price found in the past 5 days was £709 on JetBlue.

What's the cheapest day of the week to fly from London Heathrow Airport to Portland?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from London Heathrow Airport to Portland. It's 11% cheaper than the average day, while Tuesday is the most expensive, with prices 36% higher.

What is the cheapest month to fly from London Heathrow Airport to Portland?

•February is the cheapest month to fly from London Heathrow Airport to Portland at £498 return.
•August (£982) and May (£908) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 97% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for London Heathrow Airport to Portland flights

Low season

January

Cheapest flight

£413
Beat the crowds with an average 68% drop in traveller numbers.
The most popular month to fly with an average 60% increase in traveller numbers.
One-way flight from London Heathrow Airport to Portland

When to book flights from Heathrow to Portland

Are your dates flexible? Find out the best times to travel from Heathrow to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your London Heathrow Airport to Portland flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from London Heathrow Airport to Portland?

    Only Economy class is available on flights from London Heathrow Airport to Portland.

  • How long is a flight from London Heathrow Airport to Portland?

    A direct flight from London Heathrow Airport to Portland takes 00m, covering 3,173 miles.

  • Do I need a passport to fly from London Heathrow Airport to Portland?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London Heathrow Airport to Portland flight?

    Return flights from London Heathrow Airport to Portland range from £668 to £925, with an average of £807 over the past 12 months. Anything below £668 counts as a good deal.

  • Have flight prices from London Heathrow Airport to Portland changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £709 to £3,753. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from London Heathrow Airport to Portland looking right now?

    One-way fares from London Heathrow Airport to Portland are currently higher than usual. Average one-way flight prices are about £1,541, which is 128% above the typical average for this route.

  • Which car hire options are available at Portland Airport (PWM)?

    Portland Airport (PWM) hosts 5 major car hire companies, with daily rates starting from around £18 for economy cars. Top options include:

    • Dollar
    • Budget
    • Movly
    • Alamo
    • Hertz

  • Which airports can I use when flying from London Heathrow Airport to Portland?

    Flights from London Heathrow Airport to Portland usually depart from London Heathrow (LHR) and arrive at Portland (PWM).

  • Which airports do connecting flights from London Heathrow Airport to Portland pass through?

    One-stop flights from London Heathrow Airport to Portland most commonly connect through:

    • New York John F Kennedy Intl (JFK) – 38% of one-stop connections
    • Newark (EWR) – 35% of one-stop connections
    • Philadelphia (PHL) – 15% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) – 13% of one-stop connections

  • Can I save money by using flexible dates for flights from London Heathrow Airport to Portland?

    Yes. Flexible dates can save you up to 35% on flights from London Heathrow Airport to Portland. Monday is the cheapest departure day at £721 return on average, while Tuesday is the most expensive at £1,103, a difference of £383.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from London Heathrow Airport to Portland?

    Flying via Newark (EWR) gives the shortest average 1-stop total travel time of 10h 44m, compared to 11h 03m via Philadelphia (PHL) and 13h 22m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between London Heathrow Airport and Portland?

    Portland is 4 hours behind London Heathrow Airport (Eastern Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking London Heathrow Airport to Portland flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Tuesday. On this route, Monday flights average £721, about £383 less than Tuesday fares (35% savings) based on the last 12 months.
  • If you can choose when to travel, plan your London Heathrow Airport to Portland trip for February. Fares historically average £498 return in that month – typically £484 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Portland Airport.

    • Clarion Hotel Portland Airport Me
    • La Quinta Inn & Suites by Wyndham Portland DT/Maine Med
    • Hilton Garden Inn Portland-Airport

More options for your flight from Heathrow to Portland

Complete your trip to Portland with a hotel stay or car hire

Car hire in Portland
Hotels in Portland
Holidays in Portland