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$317 Find cheap flights from Maine to London

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to London departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/15
Sat 6/22

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In the last 7 days travelers have searched 42,211,976 times on KAYAK, and here is why:

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Good to know

Low season

March

High season

September

Cheapest flight

$317
Best time to beat the crowds with an average 33% drop in price.
Most popular time to fly and prices are also 17% lower on average.
Flight from Boston to London Luton Airport

FAQs for booking flights from Maine to London

  • How does KAYAK find such low prices on flights from Maine to London?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maine to London.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maine to London?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Maine is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Maine to London?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Maine with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maine to London?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Maine to London?

Find which airlines fly direct from Maine to London, which days they fly and book direct flights.

Nonstop departures

Maine to London

Monday

ANA, AccesRail, Aegean Airlines, +121 more

ANA, AccesRail, +122 more

Tuesday

ANA, AccesRail, Aegean Airlines, +122 more

ANA, AccesRail, +123 more

Wednesday

ANA, AccesRail, Aegean Airlines, +122 more

ANA, AccesRail, +123 more

Thursday

ANA, AccesRail, Aegean Airlines, +119 more

ANA, AccesRail, +120 more

Friday

ANA, AccesRail, Aegean Airlines, +125 more

ANA, AccesRail, +126 more

Saturday

ANA, AccesRail, Aegean Airlines, +119 more

ANA, AccesRail, +120 more

Sunday

ANA, AccesRail, Aegean Airlines, +125 more

ANA, AccesRail, +126 more

See more direct flights

Nonstop returns

London to Maine

Monday

ANA, AccesRail, Aegean Airlines, +121 more

ANA, AccesRail, +122 more

Tuesday

ANA, AccesRail, Aegean Airlines, +122 more

ANA, AccesRail, +123 more

Wednesday

ANA, AccesRail, Aegean Airlines, +122 more

ANA, AccesRail, +123 more

Thursday

ANA, AccesRail, Aegean Airlines, +119 more

ANA, AccesRail, +120 more

Friday

ANA, AccesRail, Aegean Airlines, +125 more

ANA, AccesRail, +126 more

Saturday

ANA, AccesRail, Aegean Airlines, +119 more

ANA, AccesRail, +120 more

Sunday

ANA, AccesRail, Aegean Airlines, +125 more

ANA, AccesRail, +126 more

See more direct flights
See more direct flights

Book cheap flights from Maine to London

Recent round-trip flight deals

9/4Wed
1 stopPLAY
10h 25mBOS-STN
12/8Sun
1 stopPLAY
11h 05mSTN-BOS
$362
11/5Tue
1 stopPLAY
10h 35mBOS-STN
11/12Tue
1 stopPLAY
11h 05mSTN-BOS
$364
11/7Thu
1 stop
14h 45mBOS-LTN
11/12Tue
1 stop
14h 15mLTN-BOS
$409
11/12Tue
1 stop
15h 15mBOS-LTN
11/17Sun
1 stop
16h 00mLTN-BOS
$411
10/17Thu
1 stopTAP AIR PORTUGAL
14h 45mBOS-LHR
10/22Tue
1 stopTAP AIR PORTUGAL
24h 25mLHR-BOS
$437
10/21Mon
1 stopTAP AIR PORTUGAL
13h 25mBOS-LHR
11/3Sun
1 stopTAP AIR PORTUGAL
19h 05mLHR-BOS
$442
10/17Thu
1 stopScandinavian Airlines
22h 35mBOS-LHR
10/21Mon
1 stopScandinavian Airlines
14h 20mLHR-BOS
$453
10/17Thu
nonstopFinnair
6h 40mBOS-LHR
10/22Tue
nonstopFinnair
7h 35mLHR-BOS
$455
10/17Thu
nonstopFinnair
6h 20mBOS-LHR
10/21Mon
1 stopFinnair
13h 20mLHR-BOS
$466
10/19Sat
2 stopsScandinavian Airlines
15h 30mBOS-LHR
10/21Mon
1 stopScandinavian Airlines
11h 05mLHR-BOS
$531

Search by stops

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Recent one-way flight deals

7/7Sun
1 stop
12h 25mBOS-LTN
$317
8/13Tue
2 stops
25h 37mBOS-LTN
$318
8/14Wed
1 stopTAP AIR PORTUGAL
22h 25mBOS-LHR
$319
8/14Wed
1 stopTAP AIR PORTUGAL
13h 10mBOS-LHR
$321
8/2Fri
1 stopITA Airways
13h 20mBOS-LGW
$321
8/13Tue
1 stopPLAY
10h 25mBOS-STN
$321
6/17Mon
1 stopSWISS
9h 45mBOS-LCY
$323
6/30Sun
1 stopPLAY
10h 25mBOS-STN
$327
7/9Tue
1 stopITA Airways
18h 10mBOS-LCY
$328
7/7Sun
1 stopSWISS
9h 45mBOS-LHR
$336

Search by stops

Search by airline

Search by price

Last minute flights from Maine to London

Last minute flight, train and bus deals

5/17Fri
multi-stopBrussels Airlines
17h 55mBOS-LHR
5/19Sun
multi-stopBrussels Airlines
36h 20mLHR-BOS
$594
5/17Fri
nonstopJetBlue
7h 04mBOS-LGW
5/21Tue
multi-stopJetBlue
11h 19mLGW-BOS
$595
5/17Fri
nonstopIberia
6h 45mBOS-LHR
5/22Wed
multi-stopIberia
13h 50mLHR-BOS
$603
5/17Fri
multi-stopIberia
15h 01mBOS-LHR
5/22Wed
multi-stopIberia
13h 50mLHR-BOS
$608
5/18Sat
multi-stop
9h 40mBOS-LHR
5/20Mon
multi-stop
19h 05mLHR-BOS
$609
5/17Fri
multi-stop
13h 25mBOS-LHR
5/20Mon
multi-stop
14h 25mLHR-BOS
$611
5/18Sat
multi-stopUnited Airlines
10h 21mBOS-LHR
5/22Wed
multi-stopUnited Airlines
16h 00mLHR-BOS
$612
5/17Fri
multi-stopPLAY
10h 25mBOS-STN
5/19Sun
multi-stopPLAY
11h 20mSTN-BOS
$614
5/18Sat
multi-stopUnited Airlines
9h 40mBOS-LHR
5/21Tue
multi-stopUnited Airlines
16h 23mLHR-BOS
$626
5/21Tue
multi-stopPLAY
10h 25mBOS-STN
6/12Wed
multi-stopPLAY
11h 20mSTN-BOS
$672

Search by stops

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Flights to London

Return flight deals:

London - Maine

Cabin classes: