New York John F Kennedy Intl
London Heathrow
1 stop
10h 30mIcelandair
New York John F Kennedy Intl
London Heathrow
2 stops
45h 00mAzores Airlines
Boston Logan Intl
London Heathrow
1 stop
11h 00mTAP AIR PORTUGAL
New York John F Kennedy Intl
London City
2 stops
20h 10mMultiple Airlines
Boston Logan Intl
London Heathrow
Nonstop
6h 40mFinnair
Boston Logan Intl
London Heathrow
1 stop
9h 45mSWISS
New York John F Kennedy Intl
London Gatwick
1 stop
10h 20mLondon Gatwick
New York John F Kennedy Intl
1 stop
11h 10mIcelandair
Boston Logan Intl
London Heathrow
1 stop
11h 50mLondon Heathrow
Boston Logan Intl
1 stop
11h 25mTAP AIR PORTUGAL
New York John F Kennedy Intl
London City
1 stop
13h 35mLondon City
New York John F Kennedy Intl
1 stop
10h 35mLufthansa
Boston Logan Intl
London Heathrow
1 stop
13h 15mLondon Heathrow
Boston Logan Intl
1 stop
13h 00mSWISS
New York John F Kennedy Intl
London Heathrow
1 stop
16h 10mLondon Heathrow
New York John F Kennedy Intl
2 stops
14h 15mMultiple Airlines
New York John F Kennedy Intl
London Gatwick
Nonstop
7h 05mLondon Gatwick
New York John F Kennedy Intl
Nonstop
8h 00mIberia
January
$2,433
February
$1,967
March
$766
April
$1,760
May
$1,738
June
$1,777
July
$1,870
August
$2,426
September
$3,074
October
$1,618
November
$1,442
December
$2,298
Currently, March is the cheapest month in which you can book a business class flight to London. Flying business class to London in September will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.