Here's what the pros recommend saving vs. splurging on during a trip. When an airline upgraded me to first class on a flight from Mumbai to London, I thought something had finally gone my way. It was my first time at the very front of the plane, with a wider seat, the full recline, and meals arriving on proper crockery. By the time we landed at Heathrow 10 hours later, I’d reached a slightly deflating conclusion. The first-class product was better than economy ― but not enough to justify what