London City
New York John F Kennedy Intl
2 stops
58h 00mMultiple Airlines
London Gatwick
New York John F Kennedy Intl
1 stop
14h 10mIcelandair
London Gatwick
Newark
1 stop
29h 00mTAP AIR PORTUGAL
London Heathrow
New York John F Kennedy Intl
1 stop
14h 15mLOT
London Gatwick
New York John F Kennedy Intl
1 stop
31h 05mRoyal Air Maroc
London Gatwick
New York John F Kennedy Intl
Nonstop
8h 15mVirgin Atlantic
London Gatwick
New York John F Kennedy Intl
Nonstop
8h 15mNew York John F Kennedy Intl
London Gatwick
Nonstop
6h 50mFinnair
London Heathrow
New York John F Kennedy Intl
Nonstop
7h 45mNew York John F Kennedy Intl
London Heathrow
1 stop
11h 15mMultiple Airlines
London Heathrow
New York LaGuardia
1 stop
12h 25mNew York LaGuardia
London Heathrow
1 stop
11h 40mLufthansa
London Heathrow
New York John F Kennedy Intl
1 stop
11h 45mNew York John F Kennedy Intl
London Heathrow
1 stop
10h 40mSWISS
London Gatwick
Newark
1 stop
14h 05mNewark
London Gatwick
1 stop
15h 35mTAP AIR PORTUGAL
London Heathrow
Newark
1 stop
12h 12mNewark
London Heathrow
1 stop
10h 30mAir Canada
January
£1,740
February
£1,763
March
£1,428
April
£1,733
May
£1,175
June
£1,759
July
£1,536
August
£2,426
September
£725
October
£2,015
November
£2,016
December
£1,670
Currently, September is the cheapest month in which you can book a business class flight to USA. Flying business class to USA in August 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.