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Cheap flights from London Heathrow Airport to Maine from £286

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PWM
14 Mar — 21 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Maine

Enter your travel dates to find the best prices.

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 February 2026.

Tue 16/610:30
LHR
-
BOS
1 stop13h 18m
American Airlines
Wed 12/820:25
BOS
-
LHR
Nonstop6h 35m
American Airlines
Deal found 9/2£343
Tue 21/714:25
LHR
-
BOS
Nonstop7h 30m
British Airways
Tue 28/719:35
BOS
-
LHR
Nonstop6h 35m
British Airways
Deal found 10/2£343
Thu 26/217:50
LHR
-
BOS
1 stop30h 05m
Virgin Atlantic
Wed 4/320:00
BOS
-
LHR
Nonstop6h 50m
Virgin Atlantic
Deal found 10/2£344
Thu 7/513:05
LHR
-
BOS
1 stop10h 45m
Icelandair
Sun 10/523:00
BOS
-
LHR
1 stop16h 20m
Icelandair
Deal found 10/2£345
Fri 4/921:25
LHR
-
BOS
1 stop29h 20m
Icelandair
Wed 16/920:50
BOS
-
LHR
1 stop10h 05m
Icelandair
Deal found 8/2£346
Tue 17/210:10
LHR
-
BOS
1 stop13h 11m
Delta
Sun 1/319:10
BOS
-
LHR
Nonstop6h 40m
Delta
Deal found 10/2£346
Wed 18/213:30
LHR
-
BOS
Nonstop7h 45m
American Airlines
Thu 5/306:00
BOS
-
LHR
1 stop11h 10m
American Airlines
Deal found 10/2£350
Mon 16/213:30
LHR
-
BOS
Nonstop7h 45m
American Airlines
Mon 2/311:55
BOS
-
LHR
1 stop13h 25m
American Airlines
Deal found 10/2£351
Fri 6/308:40
LHR
-
BOS
1 stop15h 15m
Virgin Atlantic
Mon 9/320:10
BOS
-
LHR
Nonstop6h 40m
Virgin Atlantic
Deal found 8/2£351
Sun 8/320:35
LHR
-
BOS
1 stop26h 15m
Icelandair
Tue 17/320:50
BOS
-
LHR
1 stop18h 40m
Icelandair
Deal found 12/2£352
Tue 17/210:15
LHR
-
BOS
1 stop12h 54m
American Airlines
Wed 4/306:00
BOS
-
LHR
1 stop11h 10m
American Airlines
Deal found 10/2£353
Fri 20/216:10
LHR
-
BOS
1 stop12h 10m
Delta
Mon 2/319:10
BOS
-
LHR
Nonstop6h 40m
Delta
Deal found 9/2£354

Find flight deals from Heathrow to Maine

Keep the following information in mind while searching for Heathrow to Maine flight deals. Data was last updated 12 February 2026.

Round-trip from

£343

One-way from

£286

Popular in

August

Cheapest in

October

Average price

£535
American Airlines
  • American Airlines
  • 16/6-12/8
  • 1 total stop
  • 19h 53m total
  • London to Maine
Search Deals
LEVEL
  • LEVEL
  • 16/3
  • 1 total stop
  • 29h 05m total
  • London to Maine
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 12 February 2026.
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

Tue 5/5

13:05-18:50

1 stop10h 45m

Boston Logan Intl

Tue 19/5

20:50-20:20

1 stop18h 30m

£346

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 16/3

09:15-20:50

1 stop15h 35m

Boston Logan Intl

Mon 23/3

08:30-19:00

Nonstop6h 30m

£371

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 2/3

09:15-19:50

1 stop15h 35m

Boston Logan Intl

Mon 30/3

07:25-18:55

Nonstop6h 30m

£372

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 26/2

06:30-13:25

1 stop11h 55m

Boston Logan Intl

Wed 4/3

19:10-06:50

Nonstop6h 40m

£378

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 5/3

06:30-13:20

1 stop11h 50m

Boston Logan Intl

Sun 29/3

23:10-10:40

Nonstop6h 30m

£378

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 4/3

11:45-18:55

1 stop12h 10m

Boston Logan Intl

Sun 15/3

16:00-08:05

1 stop12h 05m

£379

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 17/3

06:30-14:20

1 stop11h 50m

Boston Logan Intl

Sun 22/3

21:00-07:50

Nonstop6h 50m

£379

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 27/2

13:05-16:00

Nonstop7h 55m

Boston Logan Intl

Tue 3/3

20:00-07:50

Nonstop6h 50m

£391

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 3/3

13:05-16:00

Nonstop7h 55m

Boston Logan Intl

Tue 10/3

21:00-07:50

Nonstop6h 50m

£391

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 2/5

06:40-15:35

1 stop13h 55m

Boston Logan Intl

Sun 10/5

17:40-14:35

2 stops15h 55m

£403

Flights are sorted by cheapest return flights first.

Deals found on 9/2

Showing 1-10 of 50 results
1
2
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5

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 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

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

Currently, July is the cheapest month in which you can book a flight from London Heathrow Airport to Maine (average of £385). Flying from London Heathrow Airport to Maine in January is currently the most expensive (average of £587). 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 for a return flight from London Heathrow Airport to Maine?

Reviews of airlines servicing Maine

Get insights into the airlines that provide service to Maine. 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 Maine. Reviews last updated 12 February 2026.
See what other customers who have flown with KLM, Finnair, andUnited Airlines from London Heathrow Airport to Maine have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,452 reviews
Check prices

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,452 reviews
KLM
7.7
Good
1,452 reviews
Check prices

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Finnair
7.6
Good
1,362 reviews
KLM
7.7
Good
1,452 reviews
Check prices

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,283 reviews
KLM
7.7
Good
1,452 reviews
Check prices

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
JetBlue
7.2
Good
2,896 reviews
KLM
7.7
Good
1,452 reviews
Check prices

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Icelandair
7.1
Good
614 reviews
KLM
7.7
Good
1,452 reviews
Check prices

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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?

    Icelandair, British Airways, and Delta can get you from London Heathrow Airport to Maine in just under 10h 45m. Your travel time can differ by up to 4h 50m. The distance between London Heathrow Airport and Maine is about 3254 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 - Bangor or London Heathrow - Portland 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, July is the cheapest month in which you can book a flight from London Heathrow Airport to Maine (average of £385). Flying from London Heathrow Airport to Maine in January is currently the most expensive (average of £587). 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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Top 6 airlines flying from Heathrow to Maine

Discover the top 6 airlines that operate flights from Heathrow to Maine. 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 858,174 searches. Data last updated 12 February 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£141Average£527FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Virgin AtlanticCheapest£464Average£543FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IcelandairCheapest£481Average£632FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£491Average£609FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£514Average£646FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£547Average£717FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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