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Maine

$463+ 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PWM
May 11 — May 181
Mon 5/11
Mon 5/18
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 April 11, 2026.

This Gotogate deal was found by Cheapflights users on 4/6. 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 11/1811:55 am
LGW
-
BOS
1 stop10h 55m
Icelandair
Sun 11/297:50 pm
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 4/6$529
This deal was found by Cheapflights users on 4/9. 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 5/264:20 pm
LHR
-
BOS
1 stop12h 17m
Delta
Sat 6/65:25 pm
BOS
-
LHR
1 stop11h 55m
Delta
Deal found 4/9$534
This Gotogate deal was found by Cheapflights users on 4/6. 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 11/2411:55 am
LGW
-
BOS
1 stop10h 55m
Icelandair
Sat 11/287:50 pm
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 4/6$535
This deal was found by Cheapflights users on 4/6. 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 6/210:05 am
LHR
-
BOS
Nonstop7h 30m
American Airlines
Mon 6/1512:01 pm
BOS
-
LHR
1 stop13h 24m
American Airlines
Deal found 4/6$536
This deal was found by Cheapflights users on 4/10. 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 8/48:10 pm
LHR
-
BOS
Nonstop7h 25m
British Airways
Wed 9/27:25 am
BOS
-
LHR
Nonstop6h 30m
British Airways
Deal found 4/10$537
This deal was found by Cheapflights users on 4/10. 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 8/58:10 pm
LHR
-
BOS
Nonstop7h 25m
British Airways
Wed 8/269:50 pm
BOS
-
LHR
Nonstop6h 45m
British Airways
Deal found 4/10$538
This deal was found by Cheapflights users on 4/8. 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.
Sun 5/108:10 pm
LHR
-
BOS
Nonstop7h 25m
British Airways
Mon 5/187:30 pm
BOS
-
LHR
Nonstop6h 40m
British Airways
Deal found 4/8$539
This deal was found by Cheapflights users on 4/8. 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 5/135:35 pm
LHR
-
BOS
Nonstop7h 30m
British Airways
Tue 5/197:30 pm
BOS
-
LHR
Nonstop6h 40m
British Airways
Deal found 4/8$540
This Mytrip deal was found by Cheapflights users on 4/9. 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.
Mon 11/2311:55 am
LGW
-
BOS
1 stop10h 55m
Icelandair
Sun 11/297:50 pm
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 4/9$540
This deal was found by Cheapflights users on 4/10. 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 7/294:20 pm
LHR
-
BOS
1 stop11h 48m
Delta
Tue 8/257:10 pm
BOS
-
LHR
Nonstop6h 35m
Delta
Deal found 4/10$541
This Gotogate deal was found by Cheapflights users on 4/7. 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.
Mon 11/1611:55 am
LGW
-
BOS
1 stop10h 55m
Icelandair
Thu 11/1911:40 am
BOS
-
LGW
1 stop18h 15m
Icelandair
Deal found 4/7$541
This oojo deal was found by Cheapflights users on 4/6. 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.
Tue 11/311:55 am
LGW
-
BOS
1 stop10h 55m
Icelandair
Tue 11/107:50 pm
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 4/6$542

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 April 11, 2026.

Round-trip from

$534

One-way from

$463
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$814
From London (LON) to Maine
Search Deals
One-way flight from London (LON) to Maine
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 11, 2026.
Use the filters below to find and compare flights from London to Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBoston

LTN - BOS

LTNBOS

London Luton

Mon 5/4

8:15 am-10:00 pm

1 stop18h 45m

Boston Logan Intl

Mon 5/11

11:30 pm-3:45 pm

1 stop11h 15m

$565

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 5/7

8:50 pm-9:05 pm

1 stop29h 15m

Boston Logan Intl

Thu 5/14

10:50 pm-9:10 am

1 stop29h 20m

$592

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 9/22

10:10 am-9:15 pm

1 stop16h 05m

Boston Logan Intl

Tue 9/29

11:00 pm-12:15 pm

1 stop32h 15m

$608

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 9/15

10:55 am-9:15 pm

1 stop15h 20m

Boston Logan Intl

Tue 9/22

11:00 pm-7:15 am

1 stop27h 15m

$634

LondonBoston

LTN - BOS

LTNBOS

London Luton

Tue 4/21

9:40 am-6:50 pm

2 stops14h 10m

Boston Logan Intl

Fri 4/24

8:50 pm-12:30 am

2 stops22h 40m

$642

LondonBoston

LTN - BOS

LTNBOS

London Luton

Tue 4/21

9:40 am-6:50 pm

2 stops14h 10m

Boston Logan Intl

Tue 4/28

8:50 pm-3:30 pm

2 stops13h 40m

$652

LondonBoston

LTN - BOS

LTNBOS

London Luton

Tue 5/19

9:50 pm-9:05 pm

2 stops28h 15m

Boston Logan Intl

Tue 5/26

10:50 pm-2:50 pm

1 stop11h 00m

$654

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Sun 9/6

8:25 pm-9:15 pm

1 stop29h 50m

Boston Logan Intl

Sun 9/13

11:50 pm-8:30 am

1 stop27h 40m

$663

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Thu 5/21

1:35 pm-9:05 pm

1 stop12h 30m

Boston Logan Intl

Mon 6/8

10:50 pm-12:15 pm

1 stop32h 25m

$674

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 5/21

6:40 am-3:35 pm

1 stop13h 55m

Boston Logan Intl

Thu 5/28

5:40 pm-4:25 pm

2 stops17h 45m

$678

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/7

Showing 1-10 of 60 resultsSorted by cheapest first
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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, July is the cheapest month in which you can book a flight from London to Maine (average of $359). Flying from London to Maine in December is currently the most expensive (average of $1,051). 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 LEVEL, Scandinavian Airlines, and KLM fly from London to Maine in about 7h 45m. The time it takes to get you to your destination can typically vary by up to 21h 30m. 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, July is the cheapest month in which you can book a flight from London to Maine (average of $359). Flying from London to Maine in December is currently the most expensive (average of $1,051). 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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