The Blog of a Bookslut has some suggestions for books to read on a plane ride. Better yet are the:
Rules for reading on the plane:
Do not bring well known books unless you want to get into conversations with annoying people. Once you pull out Harry Potter or the Da Vinci Code, your neighbor will feel free to tell you what they thought of the book, how amazing it is, and will never let you actually read it.
Don’t forget to pack books. Looking for something decent to read at the airport is like a vegetarian trying to eat at Red Lobster.
Don’t be like me. Do not bring a dozen books in your carry on just because you haven’t decided what to read on your three hour flight. You’ll hurt yourself.