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Cheap flights from London Heathrow Airport to Portland from £531

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight to Portland departing on 17/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — PWM
5 Mar — 12 Mar1
1 adult
Tue 5/3
Tue 12/3

Cheap flight deals from Heathrow to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 March 2024.

Popular in

July

Cheapest in

January

Average price

£542

Round-trip from

£434
High demand for flights, 28% potential price rise
Best time to find cheap flights, 32% potential price drop
Average for round-trip flights in February 2024
From London Heathrow to Portland

What is the cheapest day to fly round-trip from London Heathrow Airport to Portland, Maine?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from London Heathrow Airport to Portland, Maine?

To save on the cost of your flight from London Heathrow Airport to Portland, Maine, book at least 47 days before your planned departure. Booking around this time can save you about 31% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £558 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £657.

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

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, January can be a great choice for travel to Portland, Maine. Flights to Portland, Maine from London Heathrow Airport in January are about £670 on average during January, but can be found for as low as £432.

When is the cheapest time to fly from London Heathrow Airport to Portland, Maine (LHR - PWM)?

When flying from London Heathrow Airport to Portland, Maine, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 6% versus a flight in the morning.

Cheap American Airlines flights from Heathrow to Portland

Explore cheap flight options specifically provided by American Airlines for the route between Heathrow and Portland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 March 2024.
Take a look at some of the lowest-priced American Airlines flights heading from London to Portland. Make sure to double check the flight details before booking.
Wed 17/413:40LHR - PWM
1 stop13h 35mAmerican Airlines
Thu 25/405:50PWM - LHR
2 stops23h 00mAmerican Airlines
Deal found 28/2£531
Thu 18/409:45LHR - PWM
1 stop10h 40mAmerican Airlines
Wed 1/505:50PWM - LHR
2 stops22h 50mAmerican Airlines
Deal found 28/2£540
Thu 18/410:05LHR - PWM
2 stops18h 49mAmerican Airlines
Wed 1/505:50PWM - LHR
2 stops22h 50mAmerican Airlines
Deal found 28/2£587
Fri 8/313:10LHR - PWM
2 stops16h 44mAmerican Airlines
Fri 22/312:14PWM - LHR
2 stops14h 01mAmerican Airlines
Deal found 29/2£748
Wed 6/316:30LHR - PWM
2 stops24h 33mAmerican Airlines
Sun 10/317:19PWM - LHR
2 stops13h 56mAmerican Airlines
Deal found 28/2£1,015
Wed 6/313:10LHR - PWM
2 stops16h 44mAmerican Airlines
Wed 20/312:14PWM - LHR
2 stops14h 01mAmerican Airlines
Deal found 29/2£1,027
Wed 6/308:40LHR - PWM
1 stop21h 14mAmerican Airlines
Wed 20/312:14PWM - LHR
2 stops14h 01mAmerican Airlines
Deal found 29/2£1,054
Wed 6/310:15LHR - PWM
1 stop30h 48mAmerican Airlines
Tue 19/305:51PWM - LHR
1 stop20h 39mAmerican Airlines
Deal found 29/2£3,028
Tue 5/313:10LHR - PWM
1 stop14h 17mAmerican Airlines
Tue 19/314:36PWM - LHR
2 stops13h 59mAmerican Airlines
Deal found 29/2£6,741

Cheap Delta flights from Heathrow to Portland

Explore cheap flight options specifically provided by Delta for the route between Heathrow and Portland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 March 2024.
Have a look at some of the cheapest available Delta flights departing from London and landing in Portland. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Wed 24/409:40LHR - PWM
2 stops17h 47mDelta
Sun 28/414:55PWM - LHR
1 stop24h 15mDelta
Deal found 28/2£550
Sun 10/315:30LHR - PWM
1 stop12h 36mDelta
Wed 20/305:24PWM - LHR
1 stop25h 31mDelta
Deal found 29/2£579
Fri 8/309:00LHR - PWM
2 stops19h 24mDelta
Fri 22/305:24PWM - LHR
1 stop10h 31mDelta
Deal found 29/2£599
Sun 10/316:00LHR - PWM
1 stop12h 06mDelta
Sat 23/314:36PWM - LHR
1 stop12h 04mDelta
Deal found 29/2£609
Mon 10/609:00LHR - PWM
2 stops19h 50mDelta
Wed 19/617:30PWM - LHR
1 stop10h 55mDelta
Deal found 29/2£711
Mon 10/609:55LHR - PWM
1 stop18h 55mDelta
Wed 19/614:35PWM - LHR
1 stop11h 10mDelta
Deal found 29/2£720

Cheap Heathrow to Portland flights in March & April 2024

Find cheap flight options from Heathrow to Portland specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 936,534 searches. Prices were last updated on 1 March 2024.
Scroll through some of the best deals on flights from London to Portland in 2024. For more flight deals, be sure to check back very soon.
Thu 7/312:30LHR - PWM
1 stop16h 26mVirgin Atlantic
Thu 21/306:00PWM - LHR
1 stop20h 20mVirgin Atlantic
Deal found 29/2£559
Thu 7/308:55LHR - PWM
2 stops19h 21mVirgin Atlantic
Thu 21/306:00PWM - LHR
2 stops20h 40mVirgin Atlantic
Deal found 29/2£560
Fri 8/313:10LHR - PWM
1 stop14h 17mMultiple Airlines
Mon 18/316:00PWM - LHR
1 stop10h 30mMultiple Airlines
Deal found 29/2£579
Thu 7/314:00LHR - PWM
2 stops15h 54mMultiple Airlines
Mon 18/312:32PWM - LHR
1 stop13h 58mMultiple Airlines
Deal found 29/2£586
Fri 8/309:00LHR - PWM
2 stops19h 24mDelta
Fri 22/305:24PWM - LHR
1 stop10h 31mDelta
Deal found 29/2£599
Fri 8/316:00LHR - PWM
1 stop12h 24mDelta
Sun 24/305:24PWM - LHR
1 stop10h 31mDelta
Deal found 29/2£609
Fri 8/313:10LHR - PWM
2 stops16h 44mAmerican Airlines
Fri 22/312:14PWM - LHR
2 stops14h 01mAmerican Airlines
Deal found 29/2£748
Thu 7/318:00LHR - PWM
2 stops24h 43mMultiple Airlines
Sat 23/314:54PWM - LHR
2 stops16h 26mMultiple Airlines
Deal found 29/2£964
Sat 9/314:00LHR - PWM
2 stops15h 54mMultiple Airlines
Mon 18/316:00PWM - LHR
1 stop10h 30mMultiple Airlines
Deal found 29/2£992

Heathrow to Portland 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and Portland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 March 2024.
Scroll through some of the best deals on flights from London to Portland in 2024. For more flight deals, be sure to check back very soon.
Wed 17/413:40LHR - PWM
1 stop13h 35mAmerican Airlines
Thu 25/405:50PWM - LHR
2 stops23h 00mAmerican Airlines
Deal found 28/2£531
Wed 18/907:25LHR - PWM
2 stops19h 03mJetBlue
Wed 25/913:10PWM - LHR
1 stop15h 20mJetBlue
Deal found 29/2£534
Wed 18/913:10LHR - PWM
2 stops15h 28mAmerican Airlines
Wed 25/911:20PWM - LHR
2 stops17h 20mAmerican Airlines
Deal found 29/2£535
Thu 18/409:45LHR - PWM
1 stop10h 40mAmerican Airlines
Wed 1/505:50PWM - LHR
2 stops22h 50mAmerican Airlines
Deal found 28/2£540
Wed 24/409:40LHR - PWM
2 stops17h 47mDelta
Sun 28/414:55PWM - LHR
1 stop24h 15mDelta
Deal found 28/2£550
Wed 18/912:00LHR - PWM
1 stop11h 22mMultiple Airlines
Wed 25/911:28PWM - LHR
1 stop14h 47mMultiple Airlines
Deal found 29/2£557
Thu 7/312:30LHR - PWM
1 stop16h 26mVirgin Atlantic
Thu 21/306:00PWM - LHR
1 stop20h 20mVirgin Atlantic
Deal found 29/2£559
Thu 7/308:55LHR - PWM
2 stops19h 21mVirgin Atlantic
Thu 21/306:00PWM - LHR
2 stops20h 40mVirgin Atlantic
Deal found 29/2£560
Fri 8/313:10LHR - PWM
1 stop14h 17mMultiple Airlines
Mon 18/316:00PWM - LHR
1 stop10h 30mMultiple Airlines
Deal found 29/2£579

Heathrow to Portland flights leaving soon

Find last-minute flight options from Heathrow to Portland for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 March 2024.
Check out these flights departing soon from London to Portland. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Thu 7/312:30LHR - PWM
1 stop16h 26mVirgin Atlantic
Thu 21/306:00PWM - LHR
1 stop20h 20mVirgin Atlantic
Deal found 29/2£559
Thu 7/308:55LHR - PWM
2 stops19h 21mVirgin Atlantic
Thu 21/306:00PWM - LHR
2 stops20h 40mVirgin Atlantic
Deal found 29/2£560
Fri 8/313:10LHR - PWM
1 stop14h 17mMultiple Airlines
Mon 18/316:00PWM - LHR
1 stop10h 30mMultiple Airlines
Deal found 29/2£579
Thu 7/314:00LHR - PWM
2 stops15h 54mMultiple Airlines
Mon 18/312:32PWM - LHR
1 stop13h 58mMultiple Airlines
Deal found 29/2£586
Fri 8/309:00LHR - PWM
2 stops19h 24mDelta
Fri 22/305:24PWM - LHR
1 stop10h 31mDelta
Deal found 29/2£599
Fri 8/310:10LHR - PWM
1 stop18h 14mDelta
Fri 22/314:36PWM - LHR
1 stop12h 04mDelta
Deal found 29/2£609
Fri 8/313:10LHR - PWM
2 stops16h 44mAmerican Airlines
Fri 22/312:14PWM - LHR
2 stops14h 01mAmerican Airlines
Deal found 29/2£748
Thu 7/318:00LHR - PWM
2 stops24h 43mMultiple Airlines
Sat 23/314:54PWM - LHR
2 stops16h 26mMultiple Airlines
Deal found 29/2£964
Sat 9/314:00LHR - PWM
2 stops15h 54mMultiple Airlines
Mon 18/316:00PWM - LHR
1 stop10h 30mMultiple Airlines
Deal found 29/2£992

One-way flights to Portland from Heathrow

Search for one-way flight options from Heathrow to Portland. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 March 2024.
Users in need of a one-way flight from London to Portland can choose from these deals. For those needing a return trip from London, there is a search form available above.
Tue 11/606:00LHR - PWM
3 stops31h 24mMultiple Airlines
Deal found 29/2£591
Tue 11/612:45LHR - PWM
1 stop14h 15mVirgin Atlantic
Deal found 29/2£630
Tue 11/611:20LHR - PWM
2 stops31h 04mMultiple Airlines
Deal found 29/2£787
Mon 12/816:15LHR - PWM
2 stops23h 40mMultiple Airlines
Deal found 29/2£827
Mon 12/808:25LHR - PWM
1 stop13h 37mJetBlue
Deal found 29/2£854
Mon 12/818:00LHR - PWM
3 stops24h 51mAir Canada
Deal found 29/2£2,856

Find flights from Heathrow to Portland within your budget

Customise your flight search to find flights from Heathrow to Portland 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 936,534 searches. Data last updated 1 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£531 - £833

Route

Depart

Return

Price

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 17/4

1 stop13h 35m

Portland

Thu 25/4

2 stops23h 00m

£531

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Thu 18/4

1 stop10h 40m

Portland

Wed 1/5

2 stops22h 50m

£540

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 24/4

2 stops17h 47m

Portland

Sun 28/4

1 stop24h 15m

£550

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Sun 10/3

1 stop12h 36m

Portland

Wed 20/3

1 stop25h 31m

£579

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Thu 18/4

2 stops18h 49m

Portland

Wed 1/5

2 stops22h 50m

£587

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Thu 18/4

1 stop13h 22m

Portland

Wed 1/5

1 stop15h 15m

£594

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Sun 10/3

1 stop12h 06m

Portland

Sat 23/3

1 stop12h 04m

£609

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Thu 30/5

1 stop15h 25m

Portland

Tue 4/6

1 stop19h 20m

£731

London HeathrowPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 24/4

2 stops17h 52m

Portland

Sun 28/4

2 stops19h 25m

£833

Flights are sorted by cheapest first

Deals found on 28/2

When is the cheapest time to fly from London Heathrow Airport to Portland, Maine?

Use this chart to determine the cheapest time to fly return from Heathrow to Portland. Price data was last updated on 25 February 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London Heathrow Airport to Portland, Maine flight should consider departing on Wednesday at midday when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Portland by month

Plan your trip from Heathrow to Portland by taking into account the cheapest months to travel. The average price of a one-way flight from Heathrow to Portland is currently £1,091 while a return flight costs £617. Price data was last updated on 25 February 2024.

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Portland, Maine (average of £0). Flying from London Heathrow Airport to Portland, Maine in June is currently the most expensive (average of £910). 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.

Temperature and rainfall in Portland by month

Plan your trip to Portland by taking into account the average temperature and rainfall totals by month.

PWM

Temperature

-5 - 20 °C

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated 1 March 2024.
Read reviews from past customers who have flown American Airlines, Delta and United Airlines from London to Portland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
11,818 reviews

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very Good
11,818 reviews
8.1
Very Good
11,818 reviews

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
769 reviews
8.1
Very Good
11,818 reviews

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
5,166 reviews
8.1
Very Good
11,818 reviews

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
11,794 reviews
8.1
Very Good
11,818 reviews

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.3
Good
15,571 reviews
8.1
Very Good
11,818 reviews

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Portland. 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 into for flights to Portland from London Heathrow?

Located just 2.9 mi from the city center, Portland is the airport most travelers will use when flying to Portland from London Heathrow. Booking flights from London Heathrow to Portland (PWM) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 5 different airlines.

Can I find flights from London Heathrow Airport to Portland, Maine for under £600 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to Portland, Maine for under £600. The cheapest flight booked recently is on American Airlines for just £531, but on average you can expect to pay £1,377.

Are there last-minute flights available from London Heathrow Airport to Portland, Maine for under £600?

There are currently 20+ open flights from London Heathrow Airport to Portland, Maine within the next 7 days for less than £600.

What are the cheapest airlines flying from London Heathrow Airport to Portland, Maine round-trip?

According to our current data, American Airlines (£531), Delta (£550), and United Airlines (£594) offers the cheapest pricing from London Heathrow Airport to Portland, Maine. Users have found that American Airlines is 19% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from London Heathrow Airport to Portland, Maine one-way?

The cheapest airline one-way is Virgin Atlantic, with whom users have recently found tickets for as low as £630. However, be on the lookout for offers from JetBlue and Air Canada, as they are both options that can get you from London Heathrow Airport to Portland, Maine for a low price.

What are the most popular airlines that fly from London Heathrow Airport to Portland, Maine?

What does LHR to PWM mean?

LHR and PWM are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LHR to PWM refers to a flight route from London Heathrow Airport to Portland Airport.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Portland
See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Heathrow to Portland

Discover the top 5 airlines that operate flights from Heathrow to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 936,534 searches. Data last updated 1 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£496Average£692FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£510Average£600FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£527Average£584FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£539Average£709FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest£620Average£908FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Search flights from Heathrow to Portland by cabin class

Find flights from Heathrow to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations