Vacations are supposed to be relaxing, but they can become pretty stressful when you've got a flight to make. Whether your flight gets cancelled, you miss a flight, or you lose your luggage, lots can go wrong on your way to relaxation.

You've also got those little problems like $6 airport water, and no free wifi.

Fortunately, even those problems can be solved with a bit of foresight and some good advice. Check out these 16 hacks that will make your next airport visit a breeze.