I was thinking the same thing for long time but I had to sleep two times in airports for the passed year. Now I see it as quite normal action and in many cases even comfortable – you can spend some money and you’ll be sure you wont miss your flight. I guess, a lot of people think the same way as me because it turns out that sleeping in airport is very popular. I recently came across this awesome website. Here you can check what are the conditions on the airport you’ve chosen to sleep in and you can find some useful tips.