The Middle East crisis and the subsequent jet fuel crunch have sent airline ticket prices soaring, with an estimated $105 (90 euros) increase per long-haul flight from Europe since the outbreak of the war, climate campaign group Transport & Environment (T&E) said on Tuesday. Airline ticket prices have jumped for short European routes, too, but the long-haul routes, of course, have seen the biggest increases as Europe grapples with slashed jet fuel supply. “The escalating crisis in the Middle East has sent profound shockwaves through…