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Maine

$402+ Cheap flights from Heathrow (LHR) to Maine

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PWM
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Heathrow to Maine

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 October 29, 2025.

This oojo deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 amLHR - BOS
1 stop19h 10mTAP AIR PORTUGAL
Thu 12/1110:45 pmBOS - LHR
1 stop17h 50mTAP AIR PORTUGAL
Deal found 10/27$449
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:00 amLHR - BOS
1 stop19h 10mTAP AIR PORTUGAL
Mon 12/86:05 pmBOS - LHR
1 stop13h 35mTAP AIR PORTUGAL
Deal found 10/27$452
This Justfly.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/148:15 amLHR - BOS
1 stop16h 55mTAP AIR PORTUGAL
Sun 1/116:05 pmBOS - LHR
1 stop13h 35mTAP AIR PORTUGAL
Deal found 10/26$463
This FlightHub deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2112:25 pmLHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Sat 11/2910:25 pmBOS - LHR
1 stop12h 05mTAP AIR PORTUGAL
Deal found 10/27$465
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:25 pmLHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Sat 1/3110:25 pmBOS - LHR
1 stop14h 05mTAP AIR PORTUGAL
Deal found 10/28$468
This ResecentrumGruppen deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/812:15 pmLHR - BOS
1 stop10h 35mIcelandair
Mon 12/157:50 pmBOS - LHR
1 stop18h 40mIcelandair
Deal found 10/28$477
This Gotogate deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2312:15 pmLHR - BOS
1 stop10h 35mIcelandair
Sat 12/67:50 pmBOS - LHR
1 stop18h 40mIcelandair
Deal found 10/27$482
This oojo deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2112:25 pmLHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Tue 12/26:05 pmBOS - LHR
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/27$483
This Gotogate deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:15 pmLHR - BOS
1 stop10h 35mIcelandair
Sat 12/67:50 pmBOS - LHR
1 stop10h 00mIcelandair
Deal found 10/29$485
This The Travel House deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:30 amLHR - BGR
2 stops21h 29mLufthansa
Wed 12/36:00 amBGR - LHR
1 stop10h 20mLufthansa
Deal found 10/27$759
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:10 pmLHR - BGR
1 stop12h 49mUnited Airlines
Wed 12/312:45 pmBGR - LHR
1 stop12h 35mUnited Airlines
Deal found 10/27$779
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:10 pmLHR - BGR
2 stops28h 15mAmerican Airlines
Sun 11/163:52 pmBGR - LHR
2 stops34h 08mAmerican Airlines
Deal found 10/26$786

Cheap flight deals from Heathrow to Maine

Keep the following information in mind while searching for Heathrow to Maine flight deals. Data was last updated October 29, 2025.

Round-trip from

$449
(oojo)

One-way from

$402
(Kiwi.com)

Popular in

October

Cheapest in

September

Average price

$1,126
From London Heathrow to Maine
Search Deals
One-way flight from London Heathrow to Maine
Search Deals
High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Maine 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 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Maine that are best for you.

Fly from

Heathrow

Fly to

Maine

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 12/6

6:00 am-8:10 pm

1 stop19h 10m

Boston Logan Intl

Sat 1/31

10:25 pm-3:30 pm

1 stop12h 05m

$470

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 11/5

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Mon 11/10

7:50 pm-10:50 am

1 stop10h 00m

$522

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 11/7

8:35 pm-10:35 am

1 stop19h 00m

Boston Logan Intl

Wed 11/12

7:50 pm-10:50 am

1 stop10h 00m

$524

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 11/26

12:05 pm-8:20 pm

1 stop13h 15m

Boston Logan Intl

Wed 12/3

12:02 pm-7:10 am

2 stops14h 08m

$545

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 12/5

7:50 pm-3:50 pm

2 stops25h 00m

Boston Logan Intl

Sun 12/7

5:35 pm-4:25 pm

2 stops17h 50m

$570

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 11/26

1:30 pm-4:10 pm

Nonstop7h 40m

Boston Logan Intl

Wed 12/3

7:30 am-7:00 pm

Nonstop6h 30m

$582

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 12/2

1:30 pm-4:10 pm

Nonstop7h 40m

Boston Logan Intl

Tue 3/3

11:07 am-6:35 am

1 stop14h 28m

$590

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 11/15

6:40 am-10:25 pm

2 stops20h 45m

Boston Logan Intl

Sat 11/22

10:00 pm-4:00 pm

1 stop13h 00m

$618

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 12/6

6:40 am-3:50 pm

1 stop14h 10m

Boston Logan Intl

Sat 12/27

5:35 pm-9:35 am

2 stops35h 00m

$619

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 12/1

8:35 pm-5:50 pm

1 stop26h 15m

Boston Logan Intl

Sun 12/28

7:50 pm-10:50 am

1 stop10h 00m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 36 results
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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.
Estimated round-trip 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

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 $575). Flying from London Heathrow Airport to Maine in December is currently the most expensive (average of $840). 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

Find useful and relevant information for your journey from Heathrow to Maine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $522, TAP AIR PORTUGAL can have you in Maine from London Heathrow Airport in 10h 35m. There are 3254 mi between London Heathrow Airport and Maine. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is LEVEL, with whom users have recently found tickets for as low as $420. However, be on the lookout for offers from SWISS and JetBlue, as they are both options that can get you from London Heathrow Airport to Maine for a low price.

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

    While some choose either London Heathrow - Portland or London Heathrow - Bangor, London Heathrow - Boston Logan Intl is the most popular route from London Heathrow Airport to Maine.

  • 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 vacation 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 $575). Flying from London Heathrow Airport to Maine in December is currently the most expensive (average of $840). 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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Alternative routes for Heathrow to Maine

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