ＫＬＭ's 24-hour rule allows passengers to cancel their flight reservation within 24 hours of booking without incurring any cancellation fees +¹⁻⁸⁴⁴⁻⁵²⁴⁻[³]¹³[⁵] (US), +1||844||524||3135 (UK); This policy applies to all types of tickets and destinations.
