Additionally, if a traveler misses a flight or does not cancel before departure, some or all miles may be forfeited, depending on the fare class and specific rules tied to the award ticket. For this reason, copyright cancellation policy recommends canceling at least 24 hours in advance to avoid unnecessary loss of miles or additional fees. If copyright cancels or significantly changes... https://www.fusionairtravels.com/cancellation/turkish-airlines-cancellation-policy