$154 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 9/30. 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

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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

Mon, Oct 13 - Fri, Oct 17
SWISS Logo
5:05 pm - 11:25 amBOS-LHR
13h 20m1 stop
SWISS Logo
8:40 am - 3:25 pmLHR-BOS
11h 45m1 stop
$271SWISS
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Tue, Oct 14 - Fri, Oct 17
Scandinavian Airlines Logo
5:40 pm - 8:55 amBOS-LHR
34h 15m2 stops
Scandinavian Airlines Logo
6:40 am - 3:35 pmLHR-BOS
13h 55m1 stop
$320Scandinavian Airlines
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Mon, Aug 25 - Wed, Aug 27
Lufthansa Logo
6:30 pm - 9:20 amBOS-LHR
9h 50m1 stop
Lufthansa Logo
8:40 am - 3:25 pmLHR-BOS
11h 45m1 stop
$347Lufthansa
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Mon, Aug 25 - Wed, Aug 27
 Logo
6:40 pm - 6:30 amBOS-LHR
30h 50m1 stop
 Logo
6:40 pm - 7:55 pmLHR-BOS
30h 15m1 stop
Mon, Aug 25 - Thu, Aug 28
 Logo
6:40 pm - 6:30 amBOS-LHR
30h 50m1 stop
 Logo
6:00 am - 3:25 pmLHR-BOS
14h 25m1 stop
Sun, Sep 21 - Mon, Sep 22
Iberia Logo
7:25 pm - 7:05 amBOS-LHR
6h 40mnonstop
Iberia Logo
7:25 pm - 9:15 pmLHR-BOS
30h 50m1 stop
$369Iberia
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Tue, Nov 4 - Thu, Nov 6
Air Canada Logo
3:40 pm - 11:20 amBOS-LHR
14h 40m2 stops
Air Canada Logo
9:00 am - 5:50 pmLHR-BOS
13h 50m1 stop
$376Air Canada
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Sun, Sep 21 - Mon, Sep 22
Iberia Logo
4:30 pm - 2:55 pmBOS-LHR
17h 25m1 stop
Iberia Logo
7:25 pm - 9:15 pmLHR-BOS
30h 50m1 stop
$383Iberia
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Mon, Sep 29 - Wed, Oct 1
Air Canada Logo
3:15 pm - 9:35 amBOS-LHR
13h 20m1 stop
Air Canada Logo
8:40 am - 5:55 pmLHR-BOS
14h 15m2 stops
$389Air Canada
Find Deal
Wed, Nov 19 - Fri, Nov 21
Lufthansa Logo
4:15 pm - 5:40 pmBOS-LCY
20h 25m1 stop
Lufthansa Logo
9:55 am - 6:35 pmLCY-BOS
13h 40m2 stops
$518Lufthansa
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Good to know

Low seasonJanuary
High seasonApril
Cheapest flight$154
Best time to beat the crowds but there is an average 4% increase in price.
Most popular time to fly and prices are also 11% lower on average.
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
Ilford
Deal
Southall
St. Albans
Folkestone
Barnet
Bishop's Stortford
Ascot
Ely
Enfield
Rye
Edgware
Weybridge
Alton
Woodstock
Dorking
Beaconsfield
Hatfield
Burford
Epsom

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.

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