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Maine

$391+ Cheap flights from London (LON) 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PWM
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from London to Maine

Cheapest flights from London to Maine
Explore the most affordable flight options available from London to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Icelandair deal was found by Cheapflights users on 2/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:40 pm
LGW
-
BOS
1 stop11h 05m
Icelandair
Wed 5/208:50 pm
BOS
-
LGW
1 stop9h 55m
Icelandair
Deal found 2/3$469
This deal was found by Cheapflights users on 2/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:50 am
LHR
-
BOS
1 stop14h 00m
Iberia
Mon 7/139:20 pm
BOS
-
LHR
1 stop12h 35m
Iberia
Deal found 2/2$472
This Icelandair deal was found by Cheapflights users on 2/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:05 pm
LHR
-
BOS
1 stop10h 45m
Icelandair
Wed 5/208:50 pm
BOS
-
LHR
1 stop10h 05m
Icelandair
Deal found 2/3$473
This Gotogate deal was found by Cheapflights users on 2/3. 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.
Wed 4/2212:05 pm
LGW
-
BOS
1 stop12h 50m
TAP AIR PORTUGAL
Tue 4/286:05 pm
BOS
-
LGW
2 stops21h 20m
TAP AIR PORTUGAL
Deal found 2/3$473
This The Travel House deal was found by Cheapflights users on 2/2. 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.
Fri 2/2710:20 am
LHR
-
BOS
2 stops17h 28m
Finnair
Mon 3/91:00 pm
BOS
-
LHR
1 stop13h 20m
Finnair
Deal found 2/2$474
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1910:40 am
LGW
-
BOS
1 stop14h 30m
TAP AIR PORTUGAL
Sun 3/227:05 pm
BOS
-
LGW
1 stop10h 45m
TAP AIR PORTUGAL
Deal found 2/2$474
This The Travel House deal was found by Cheapflights users on 2/3. 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.
Fri 9/49:25 pm
LHR
-
BOS
1 stop29h 20m
Icelandair
Fri 9/1811:00 pm
BOS
-
LHR
1 stop16h 20m
Icelandair
Deal found 2/3$475
This deal was found by Cheapflights users on 2/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/211:00 pm
LGW
-
BOS
1 stop10h 50m
Icelandair
Sat 5/308:50 pm
BOS
-
LGW
1 stop9h 55m
Icelandair
Deal found 2/2$475
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1210:40 am
LGW
-
BOS
1 stop14h 30m
TAP AIR PORTUGAL
Sun 3/2211:45 pm
BOS
-
LGW
1 stop12h 00m
TAP AIR PORTUGAL
Deal found 2/2$476
This deal was found by Cheapflights users on 2/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/192:10 pm
LHR
-
BOS
1 stop14h 42m
American Airlines
Tue 5/2612:00 pm
BOS
-
LHR
1 stop13h 25m
American Airlines
Deal found 2/2$477
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1310:40 am
LGW
-
BOS
1 stop14h 30m
TAP AIR PORTUGAL
Mon 3/237:05 pm
BOS
-
LGW
1 stop16h 40m
TAP AIR PORTUGAL
Deal found 2/2$477
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1011:25 am
LHR
-
BOS
2 stops16h 31m
Iberia
Tue 2/173:49 pm
BOS
-
LHR
1 stop9h 31m
Iberia
Deal found 2/2$478

Find flight deals from London to Maine

Keep the following information in mind while searching for London to Maine flight deals. Data was last updated February 4, 2026.

Round-trip from

$469
(Icelandair)

One-way from

$391
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$704
From London (LON) to Maine
Search Deals
One-way flight from London (LON) to Maine
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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 February 4, 2026.
Use the filters below to find and compare flights from London to Maine that are best for you.

Fly from

London

Fly to

Maine

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 5/13

1:05 pm-6:50 pm

1 stop10h 45m

Boston Logan Intl

Wed 5/20

8:50 pm-11:55 am

1 stop10h 05m

$473

LondonBoston

STN - BOS

STNBOS

London Stansted

Wed 2/25

8:30 am-6:59 pm

1 stop15h 29m

Boston Logan Intl

Wed 3/4

5:10 pm-9:50 am

1 stop11h 40m

$479

LondonBoston

LTN - BOS

LTNBOS

London Luton

Tue 2/24

9:00 am-6:59 pm

1 stop14h 59m

Boston Logan Intl

Tue 3/3

5:10 pm-9:45 am

1 stop11h 35m

$481

LondonBoston

LTN - BOS

LTNBOS

London Luton

Mon 3/30

12:25 pm-6:50 pm

1 stop11h 25m

Boston Logan Intl

Sun 4/12

9:15 pm-11:25 am

1 stop9h 10m

$522

LondonBoston

LTN - BOS

LTNBOS

London Luton

Mon 3/2

6:00 am-1:55 pm

1 stop12h 55m

Boston Logan Intl

Mon 3/9

6:10 pm-8:35 am

1 stop10h 25m

$523

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 3/3

6:30 am-1:20 pm

1 stop11h 50m

Boston Logan Intl

Tue 3/10

8:10 pm-6:50 am

Nonstop6h 40m

$526

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 3/13

11:45 am-7:55 pm

1 stop12h 10m

Boston Logan Intl

Sun 3/22

8:10 pm-6:50 am

Nonstop6h 40m

$526

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 2/26

9:00 am-4:20 pm

1 stop12h 20m

Boston Logan Intl

Mon 3/2

7:10 pm-6:50 am

Nonstop6h 40m

$534

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 2/20

6:30 am-1:25 pm

1 stop11h 55m

Boston Logan Intl

Tue 2/24

4:58 pm-8:45 am

1 stop10h 47m

$539

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 3/13

9:40 am-1:25 pm

Nonstop7h 45m

Boston Logan Intl

Wed 3/25

9:00 pm-7:50 am

Nonstop6h 50m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 60 results
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Best time to book a flight from London to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from London 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 to Maine

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

Currently, April is the cheapest month in which you can book a flight from London to Maine (average of $571). Flying from London to Maine in December is currently the most expensive (average of $775). 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.

How much does it cost to fly round-trip from London to Maine?

Related info for your journey

Find useful and relevant information for your journey from London 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 to Maine?

    Airlines like Icelandair, KLM, and Delta fly from London to Maine in about 10h 45m. The time it takes to get you to your destination can typically vary by up to 1h 25m. The distance between London and Maine is about 3254 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Most travelers choose London Heathrow - Boston Logan Intl, London Gatwick - Boston Logan Intl or London City - Boston Logan Intl when deciding on the best route from London to Maine.

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

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

  • How can I find direct flights from London to Maine?

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

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

    Yes. Cheapflights offers flight deals from London 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 to Maine?

    Currently, April is the cheapest month in which you can book a flight from London to Maine (average of $571). Flying from London to Maine in December is currently the most expensive (average of $775). 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 London to Maine

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