They add a big premium onto the price of a direct flight, regardless of where to. Check prices for flights from Paris to Martinique and to Guadeloupe. Each wil

They add a big premium onto the price of a direct flight, regardless of where to. Check prices for flights from Paris to Martinique and to Guadeloupe. Each will cost about $1000, with a layover on Guadeloupe or Martinique, respectively. Or, you can pay $1500 for a nonstop to either one. That $500 buys you the avoidance of 3 hours of your life switching planes at airports.