$199 Find Cheap Flights from Massachusetts 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 1/13. 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

KAYAK searches hundreds of travel sites at once for deals on flights to London

Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$502
Overall average: $639
Aer Lingus
Thu 4/16Thu 4/23
BOS - LHR • 1 stop
Cheapest non-stop
$505
Typical prices: $560-$745
Virgin Atlantic
Wed 2/25Sun 3/1
BOS - LHR • Non-stop
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to London!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from Massachusetts to London

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Massachusetts 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 Massachusetts to London

Thu, Apr 16 - Thu, Apr 23
Aer Lingus Logo
6:35 pm - 9:05 am
BOS
-
LHR
9h 30m1 stop
Aer Lingus Logo
9:50 am - 3:30 pm
LHR
-
BOS
10h 40m1 stop
$502Aer Lingus
Wed, Mar 25 - Sun, Mar 29
SWISS Logo
10:50 pm - 5:50 pm
BOS
-
LGW
15h 00m1 stop
SWISS Logo
9:25 am - 3:30 pm
LGW
-
BOS
11h 05m1 stop
$502SWISS
Thu, Jan 29 - Mon, Feb 2
Multiple Airlines Logo
10:40 pm - 5:35 pm
BOS
-
STN
13h 55m1 stop
Multiple Airlines Logo
6:55 am - 8:55 pm
STN
-
BOS
19h 00m1 stop
$502Multiple Airlines
Tue, Jan 13 - Thu, Mar 19
Lufthansa Logo
2:20 pm - 6:40 am
BOS
-
LHR
11h 20m1 stop
Lufthansa Logo
8:45 am - 11:57 pm
LHR
-
BOS
19h 12m2 stops
$503Lufthansa
Sun, Jan 18 - Sun, Jan 25
Iberia Logo
10:40 pm - 2:40 pm
BOS
-
LGW
11h 00m1 stop
Iberia Logo
1:10 pm - 8:55 pm
LGW
-
BOS
12h 45m1 stop
$503Iberia
Sat, Feb 28 - Sun, Mar 8
Austrian Airlines Logo
2:20 pm - 6:40 am
BOS
-
LHR
11h 20m1 stop
Austrian Airlines Logo
6:00 am - 2:05 pm
LHR
-
BOS
13h 05m1 stop
$504Austrian Airlines
Tue, Feb 17 - Tue, Feb 24
Multiple Airlines Logo
7:50 pm - 8:05 pm
BOS
-
LTN
19h 15m2 stops
Multiple Airlines Logo
9:00 am - 5:50 pm
LTN
-
BOS
13h 50m2 stops
$504Multiple Airlines
Tue, Jan 27 - Tue, Feb 3
Icelandair Logo
7:50 pm - 10:55 am
BOS
-
LGW
10h 05m1 stop
Icelandair Logo
11:55 am - 5:50 pm
LGW
-
BOS
10h 55m1 stop
$504Icelandair
Mon, Mar 2 - Thu, Mar 5
Iberia Logo
10:40 pm - 3:25 pm
BOS
-
LGW
11h 45m1 stop
Iberia Logo
11:45 am - 7:50 pm
LGW
-
BOS
13h 05m1 stop
$505Iberia
Sun, Feb 22 - Tue, Feb 24
Lufthansa Logo
4:15 pm - 5:40 pm
BOS
-
LCY
20h 25m1 stop
Lufthansa Logo
9:50 am - 7:08 pm
LCY
-
BOS
38h 18m2 stops
$515Lufthansa
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$199
Best time to beat the crowds with an average 11% drop in price.
Flight from Boston to London Heathrow Airport

FAQs for booking flights from Massachusetts to London

  • How does KAYAK find such low prices on flights from Massachusetts 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 Massachusetts to London.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Massachusetts 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 Massachusetts 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 Massachusetts with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts 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 Massachusetts 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
Slough
Wembley
Hayes
Richmond
Luton
Ilford
Crawley
Watford
Guildford
Eastbourne
Kingston upon Thames
Colchester
St. Albans
Ipswich
Bedford
Twickenham
Barnet
Hastings
Harrow

Everything you need to know for your flight to London

Cabin class types available on flights to Massachusetts

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 Londonfrom $4,088
Business Class flights to Londonfrom $2,238
Prem Econ Class flights to Londonfrom $1,182
Economy Class flights to Londonfrom $431