Do flights get cheaper the longer you wait?

Related questions

1. Is it cheaper to book flights last minute or in advance?
2. What is the least busy day to fly?
3. How long after you book a flight can you cancel it?
4. Are spirit airline tickets cheaper at the airport?
5. When's the best time to buy a flight?
6. Do airline tickets go down closer to date?

Tags

1. #booked
2. #prior
3. #anyway
4. #flight
5. #pretty
6. #probably
7. #prices
8. #weeks
9. #decrease
10. #price
11. #flights
12. #fares
13. #tickets
14. #little
15. #choose
16. #empty
17. #because
18. #until