HOW DO YOU KNOW a destination is hot? Answer: When it’s suddenly possible to visit without switching flights in some miserable airport hub. Here, some winter resort meccas that just got more accessible thanks to a flotilla of new nonstop flights. The rub: Like mountain snows, these seasonal services tend to vanish as soon as spring begins to assert itself.
Desert DirectNo longer just a weekend playground for Angelenos, perpetually sunny Palm Springs is now a nonstop flight away from the East Coast. Three years ago, JetBlue...