How long is the flight from London Heathrow Airport to Maine?

Scandinavian Airlines, JetBlue, and United Airlines can get you from London Heathrow Airport to Maine in just under 21h 18m. Your travel time can differ by up to 5h 56m. The distance between London Heathrow Airport and Maine is about 3173 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

The cheapet airlines for a one-way flight from London Heathrow Airport to Maine are Eurowings (£163), Aegean Airlines (£178), and Scandinavian Airlines (£192).

In terms of precipitation, rainfall in Maine ranges from 73.0 - 115.0 inches per month. November is typically the wettest month, when rainfall can reach 115.0 mm. August is typically the driest time to visit Maine when rainfall is around 73.0 mm.

If weather is an important factor for your trip to Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What are the most popular routes from London Heathrow Airport to Maine?

When deciding which route to take from London Heathrow Airport to Maine consider London Heathrow - Boston Logan Intl, London Heathrow - Portland or London Heathrow - Bangor as they are the most popular.

What is the cheapest time of day to fly from LHR to ME?

When flying from London Heathrow Airport to Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Heathrow to Maine that include hotel bookings?

Yes. In addition to deals on Heathrow to Maine flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Maine?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Maine.

Can I find deals for business class flights from Heathrow to Maine?

Yes. Cheapflights offers flight deals from Heathrow to Maine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£394+ Cheap Flights from London Heathrow Airport to Maine

Cheap flight deals from Heathrow to Maine

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Heathrow to Maine
Explore the most affordable flight options available from Heathrow to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Thu 3/1206:40 -

2 stops22h 41m

Sun 6/1206:00 -

2 stops31h 30m

Deal found 8/10£628

Wed 4/1107:25 -

1 stop21h 18m

Wed 11/1106:30 -

1 stop10h 10m

Deal found 7/10£654

Sun 8/1107:45 -

1 stop20h 58m

Thu 12/1115:41 -

1 stop11h 44m

Deal found 7/10£671

Wed 4/1112:20 -

1 stop16h 23m

Wed 11/1105:50 -

2 stops19h 40m

Deal found 7/10£681

Sun 8/1107:45 -

1 stop20h 58m

Sun 15/1106:30 -

1 stop22h 00m

Deal found 9/10£682

Sat 7/1108:05 -

1 stop20h 38m

Sat 14/1106:30 -

1 stop10h 10m

Deal found 10/10£706

Wed 9/1206:00 -

2 stops18h 25m

Wed 16/1209:12 -

1 stop20h 13m

Deal found 9/10£738

Tue 10/1112:05 -

2 stops27h 14m

Tue 1/1211:23 -

2 stops18h 52m

Deal found 11/10£741

Mon 23/1112:05 -

2 stops16h 16m

Mon 30/1119:35 -

1 stop10h 15m

Deal found 9/10£742

Wed 25/1112:05 -

2 stops27h 14m

Wed 2/1211:24 -

2 stops19h 36m

Deal found 11/10£743

Wed 4/1107:30 -

2 stops31h 49m

Sun 8/1111:00 -

1 stop29h 20m

Deal found 8/10£762

Mon 12/1019:45 -

2 stops24h 45m

Wed 14/1016:10 -

2 stops13h 35m

Deal found 8/10£1,674

Find flight deals from Heathrow to Maine

Round-trip from	£628
One-way from	£394
Popular in	July
Cheapest in	February
Average price	£930

Scandinavian Airlines
3/12-6/12
4 total stops
54h 11m total
London to Maine

Search Deals

1/2-31/12
2 total stops
41h 33m total
London to Maine

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£133 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£28 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Thu 5/11

12:15-09:08

2 stops25h 53m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£474

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Sat 14/11

09:20-23:43

2 stops19h 23m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£478

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Mon 22/2

06:30-22:23

2 stops20h 53m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£518

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Mon 22/2

15:40-11:44

1 stop25h 04m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£524

Fastest return journey

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Mon 1/2

13:10-22:48

1 stop14h 38m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£524

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Thu 3/12

06:40-00:21

2 stops22h 41m

Portland

Sun 6/12

06:00-18:30

2 stops31h 30m

£628

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Wed 4/11

07:25-23:43

1 stop21h 18m

Portland

Wed 11/11

06:30-21:40

1 stop10h 10m

£654

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Tue 3/11

12:20-23:43

1 stop16h 23m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£661

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Wed 4/11

12:20-23:43

1 stop16h 23m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£661

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Mon 16/11

11:45-00:19

2 stops17h 34m

Portland

Wed 31/12

00:00-06:00

Nonstop0h 00m

£681

Flights are sorted by cheapest return flights first.

Deals found on 9/10

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Heathrow with our price prediction graph.

LHR-PWM

LHR-BGR

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 London Heathrow Airport to Maine

LHR-USME

LHR-PWM

LHR-BGR

What is the cheapest month to book a flight from London Heathrow Airport to Maine?

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Maine (average of £551). Flying from London Heathrow Airport to Maine in September is currently the most expensive (average of £1,589). 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.

Related info for your journey

How long is the flight from London Heathrow Airport to Maine?
Scandinavian Airlines, JetBlue, and United Airlines can get you from London Heathrow Airport to Maine in just under 21h 18m. Your travel time can differ by up to 5h 56m. The distance between London Heathrow Airport and Maine is about 3173 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from London Heathrow Airport to Maine one-way?
The cheapet airlines for a one-way flight from London Heathrow Airport to Maine are Eurowings (£163), Aegean Airlines (£178), and Scandinavian Airlines (£192).
What are the most popular routes from London Heathrow Airport to Maine?
When deciding which route to take from London Heathrow Airport to Maine consider London Heathrow - Boston Logan Intl, London Heathrow - Portland or London Heathrow - Bangor as they are the most popular.
Can I find deals for flights from Heathrow to Maine that include hotel bookings?
Yes. In addition to deals on Heathrow to Maine flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Maine?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Maine.
Can I find deals for business class flights from Heathrow to Maine?
Yes. Cheapflights offers flight deals from Heathrow to Maine 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 London Heathrow Airport to Maine?
Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Maine (average of £551). Flying from London Heathrow Airport to Maine in September is currently the most expensive (average of £1,589). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Heathrow to Maine

Heathrow to John F Kennedy Intl flights

Heathrow to Newark flights

Heathrow to LaGuardia flights

Gatwick to John F Kennedy Intl flights

Stansted to John F Kennedy Intl flights

London City to John F Kennedy Intl flights

Gatwick to Newark flights

Gatwick to LaGuardia flights

Luton to John F Kennedy Intl flights

Heathrow to Miami flights

London City to Newark flights

Heathrow to Orlando flights

Stansted to Newark flights

Heathrow to Los Angeles flights

Gatwick to Orlando flights

Heathrow to Dallas/Fort Worth flights

Luton to Newark flights

Heathrow to Las Vegas flights

Gatwick to Miami flights

Heathrow to Boston flights

Heathrow to O'Hare Intl flights

Stansted to Miami flights

Heathrow to San Francisco flights

London City to Miami flights

Heathrow to Dulles Intl flights

Heathrow to Hobby flights

Stansted to Orlando flights

Heathrow to Baltimore flights

London City to Orlando flights

Heathrow to Atlanta flights

Gatwick to Los Angeles flights

Luton to Miami flights

Stansted to Los Angeles flights

London City to Los Angeles flights

Heathrow to Seattle flights

Heathrow to Tampa flights

Heathrow to George Bush Intcntl flights

Gatwick to Fort Lauderdale flights

Gatwick to Boston flights

Gatwick to Dallas/Fort Worth flights

Luton to Orlando flights

London City to Boston flights

Gatwick to Las Vegas flights

Heathrow to Fort Lauderdale flights

Heathrow to Ontario flights

Heathrow to Denver flights

Heathrow to Sky Harbor Intl flights

Gatwick to O'Hare Intl flights

Heathrow to Reagan-National flights

Stansted to O'Hare Intl flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Maine?

Cheapflights makes it easy to find Heathrow to Maine flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Maine?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Maine by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Maine with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Maine, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Maine become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Maine on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London Heathrow Airport to Maine from £394

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Maine

Cheapest flights from Heathrow to MaineExplore the most affordable flight options available from Heathrow to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Explore the most affordable flight options available from Heathrow to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Best flights from Heathrow to MaineDiscover carefully curated flight deals from Heathrow to Maine that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Discover carefully curated flight deals from Heathrow to Maine that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Last-minute flights from Heathrow to MaineDiscover last-minute flight deals from Heathrow to Maine. Data last updated 12 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Maine. Data last updated 12 October 2026 and is based on user searches.

One-way flights from Heathrow to MaineSearch for one-way flight options from Heathrow to Maine. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Search for one-way flight options from Heathrow to Maine. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Find flight deals from Heathrow to Maine

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Maine that are best for you.

Best time to book a flight from Heathrow to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Heathrow with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London Heathrow Airport to Maine?

Related info for your journey

How long is the flight from London Heathrow Airport to Maine?

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

What are the most popular routes from London Heathrow Airport to Maine?

Can I find deals for flights from Heathrow to Maine that include hotel bookings?

How can I find direct flights from Heathrow to Maine?

Can I find deals for business class flights from Heathrow to Maine?

What is the cheapest month to book a flight from London Heathrow Airport to Maine?

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 Maine

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Maine by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Heathrow to Maine by cabin class

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

Heathrow and Maine flights

Browse other Heathrow and Maine flight options. Last updated on 12 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Heathrow to Maine flights

Consider these flights travelling from Heathrow to Maine.

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Maine?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Maine?

Can Cheapflights find flights from Heathrow to Maine with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Maine become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Heathrow to Maine
Explore the most affordable flight options available from Heathrow to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Best flights from Heathrow to Maine
Discover carefully curated flight deals from Heathrow to Maine that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Last-minute flights from Heathrow to Maine
Discover last-minute flight deals from Heathrow to Maine. Data last updated 12 October 2026 and is based on user searches.

One-way flights from Heathrow to Maine
Search for one-way flight options from Heathrow to Maine. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.