29.) Fly Midweek
By flying midweek you can save big. If you fly on a Tuesday or Wednesday, it will considerably cheaper than flying out on a Friday and Saturday as weekends are the most expensive days.
People who are heading out on vacation tend to depart on a Friday and return on a Sunday to maximize their vacation time. Business travelers, on the other hand, depart on a Sunday night and return home on a Friday. This leaves the airline with more seats to be filled midweek as not many people want to fly on a Tuesday or Wednesday. It’s possible to save about 35% on average on domestic flights by flying midweek.