Expert flying tips: How to get cheap flights last minute - Booking.com
Many deep-discount fares expire exactly 21 days before departure. Once you hit day 20, expect the price to jump by hundreds. 3. Last-Minute Hail Marys (When You Have No Choice) buying plane tickets last minute cheaper
If you must book on short notice, stop looking for "deals" and start looking for "flexibility." Expert flying tips: How to get cheap flights