$259 Find Cheap Flights from Maine to London - Compare and Save

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 9/7. 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
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals
Useful Info
Flight Deals

Cheap Flights from Maine to London

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Maine to London that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Maine to London

Wed, Oct 14 - Tue, Oct 20
Icelandair Logo
11:00 pm - 2:40 pmBOS  Boston Logan Intl-LGW London Gatwick
10h 40m1 stop Reykjavik Keflavik Intl
Icelandair Logo
3:40 pm - 6:50 pmLGW  London Gatwick-BOS Boston Logan Intl
32h 10m1 stop Reykjavik Keflavik Intl
$625Icelandair
Sun, Sep 27 - Sun, Oct 11
Multiple Airlines Logo
5:40 pm - 7:15 pmBOS  Boston Logan Intl-LGW London Gatwick
20h 35m2 stops Kastrup Copenhagen Stockholm Arlanda
Multiple Airlines Logo
10:15 am - 3:35 pmLGW  London Gatwick-BOS Boston Logan Intl
34h 20m2 stops Stockholm Arlanda Kastrup Copenhagen
$627Multiple Airlines
Thu, Oct 22 - Mon, Oct 26
Multiple Airlines Logo
6:05 pm - 4:25 pmBOS  Boston Logan Intl-LGW London Gatwick
17h 20m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
8:35 am - 8:55 pmLGW  London Gatwick-BOS Boston Logan Intl
16h 20m2 stops Madrid Barajas Lisbon Humberto Delgado
$627Multiple Airlines
Sat, Oct 10 - Tue, Oct 13
Icelandair Logo
8:50 pm - 11:55 amBOS  Boston Logan Intl-LHR London Heathrow
10h 05m1 stop Reykjavik Keflavik Intl
Icelandair Logo
9:25 pm - 9:45 pmLHR  London Heathrow-BOS Boston Logan Intl
29h 20m1 stop Reykjavik Keflavik Intl
$629Icelandair
Mon, Sep 21 - Mon, Sep 28
Scandinavian Airlines Logo
5:40 pm - 12:55 pmBOS  Boston Logan Intl-LHR London Heathrow
14h 15m2 stops Kastrup Copenhagen Stockholm Arlanda
Scandinavian Airlines Logo
6:40 am - 3:35 pmLHR  London Heathrow-BOS Boston Logan Intl
13h 55m1 stop Kastrup Copenhagen
$631Scandinavian Airlines
Wed, Sep 30 - Sat, Oct 3
Scandinavian Airlines Logo
5:40 pm - 8:55 amBOS  Boston Logan Intl-LHR London Heathrow
34h 15m2 stops Kastrup Copenhagen Stockholm Arlanda
Scandinavian Airlines Logo
6:40 am - 3:35 pmLHR  London Heathrow-BOS Boston Logan Intl
13h 55m1 stop Kastrup Copenhagen
$632Scandinavian Airlines
Sat, Sep 5 - Mon, Sep 7
United Airlines Logo
6:25 pm - 9:00 pmBOS  Boston Logan Intl-LHR London Heathrow
21h 35m1 stop Halifax Intl
United Airlines Logo
1:50 pm - 3:10 pmLHR  London Heathrow-BOS Boston Logan Intl
30h 20m1 stop Zurich
$677United Airlines
Sun, Sep 20 - Tue, Sep 22
United Airlines Logo
6:25 pm - 9:00 pmBOS  Boston Logan Intl-LHR London Heathrow
21h 35m1 stop Halifax Intl
United Airlines Logo
1:50 pm - 7:55 pmLHR  London Heathrow-BOS Boston Logan Intl
11h 05m1 stop Zurich
$678United Airlines
Tue, Nov 10 - Tue, Nov 17
British Airways Logo
7:30 am - 7:00 pmBOS  Boston Logan Intl-LHR London Heathrow
6h 30mnonstop
British Airways Logo
7:10 pm - 9:50 pmLHR  London Heathrow-BOS Boston Logan Intl
7h 40mnonstop
$680British Airways
Sat, Dec 12 - Mon, Dec 21
British Airways Logo
7:30 am - 7:00 pmBOS  Boston Logan Intl-LHR London Heathrow
6h 30mnonstop
British Airways Logo
5:00 pm - 7:40 pmLHR  London Heathrow-BOS Boston Logan Intl
7h 40mnonstop
$689British Airways
Useful Info

Good to know

Low season

January

Cheapest flight

$259
Best time to beat the crowds with an average 33% drop in price.
Most popular time to fly with an average 7% increase in price.
Flight from Boston to London Heathrow 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.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Slough
Richmond
Wembley
Luton
Eastbourne
Ilford
Crawley
Watford
Bedford
Colchester
Ipswich
Guildford
Kingston upon Thames
Twickenham
St. Albans
Harrow
Newbury
Maidenhead

Everything you need to know for your flight to London

Cabin class types available on flights to Maine

Cabin classes available on flights to London. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to London
Business Class flights to London
Premium Economy Class flights to London
Economy Class flights to London