Originally Posted by
lowjhg
LX F via Zurich is a good option
Or you can go the other way round, i.e. transcontinental then through pacific ocean and transcontinental US
+1 on LX. Minimum connecting time in ZRH is 35 minutes so you barely add any time to your trip. And many options as they fly out of three LON airports via both GVA and ZRH into two NYC airports. Choices, choices, choices...