London Heathrow
Los Angeles
1 stop
16h 05mLOT
London Heathrow
San Francisco
1 stop
26h 00mTAP AIR PORTUGAL
London Heathrow
Los Angeles
2 stops
44h 35mMultiple Airlines
London Heathrow
San Francisco
Nonstop
11h 05mFinnair
London Heathrow
San Francisco
2 stops
17h 52mIcelandair
London Heathrow
Los Angeles
1 stop
18h 55mTurkish Airlines
London Heathrow
Los Angeles
1 stop
18h 50mLos Angeles
London Heathrow
1 stop
13h 05mAer Lingus
London Heathrow
San Francisco
1 stop
26h 00mSan Francisco
London Heathrow
1 stop
17h 55mTAP AIR PORTUGAL
London Gatwick
San Francisco
1 stop
27h 20mSan Francisco
London Gatwick
1 stop
19h 05mTurkish Airlines
London City
San Francisco
1 stop
17h 05mSan Francisco
London City
1 stop
19h 50mMultiple Airlines
London Heathrow
Los Angeles
Nonstop
11h 15mLos Angeles
London Heathrow
Nonstop
10h 40mFinnair
London Heathrow
Los Angeles
1 stop
25h 40mLos Angeles
London Heathrow
1 stop
13h 20mScandinavian Airlines
January
£1,740
February
£1,763
March
£1,428
April
£1,805
May
£1,906
June
£2,366
July
£2,802
August
£2,470
September
£2,356
October
£2,021
November
£1,962
December
£1,929
March is currently the cheapest month to fly business class to California. 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.