London Heathrow
New York John F Kennedy Intl
Nonstop
8h 15mNew York John F Kennedy Intl
London Heathrow
Nonstop
6h 50mFinnair
London Heathrow
New York John F Kennedy Intl
Nonstop
8h 05mNew York John F Kennedy Intl
London Heathrow
Nonstop
6h 55mBritish Airways
London Heathrow
New York John F Kennedy Intl
Nonstop
7h 45mNew York John F Kennedy Intl
London Heathrow
Nonstop
6h 50mAmerican Airlines
London Heathrow
Dallas/Fort Worth
Nonstop
10h 00mDallas/Fort Worth
London Heathrow
Nonstop
9h 05mIberia
London Heathrow
New York John F Kennedy Intl
1 stop
13h 40mNew York John F Kennedy Intl
London Heathrow
Nonstop
6h 50mFinnair
London Heathrow
New York John F Kennedy Intl
Nonstop
7h 50mNew York John F Kennedy Intl
London Heathrow
Nonstop
6h 50mBritish Airways
London Heathrow
Dallas/Fort Worth
1 stop
14h 14mAmerican Airlines
London Heathrow
Los Angeles
Nonstop
11h 18mFinnair
London Heathrow
Dallas/Fort Worth
Nonstop
10h 05mFinnair
London Heathrow
Los Angeles
Nonstop
11h 15mFinnair
January
£4,133
February
£3,949
March
£3,935
April
£4,622
May
£4,326
June
£4,445
July
£6,910
August
£5,153
September
£5,100
October
£4,784
November
£3,974
December
£4,566
March is currently the cheapest month to fly first class to USA. At this moment in time July is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.