Definitely not electric (image from Wikipedia ) It was a little eyebrow-raising to see that a  company called Wright Electric is claiming that they will have electric planes flying between London and Paris in 10 years. While we genuinely should never say 'never' with technology, I think the probability is so low that it would be well worth betting against it. In part, this is a simple competitive edge issue. If the technology existed, it could certainly only cope with short range hops - hence London to Paris. Unfortunately, this is already a highly competitive route because Eurostar offers a far more pleasant journey than flying with similar or better city centre to city centre times. It's not the ideal route to introduce new flight technology on. Even if London to Paris is attractive, though, this assumes, though that we have coped with 'if the technology existed.' The big problem here is battery technology. I have no doubt at all that batteries will get b...