What is the 24 hour rule for KLM?[FullyHeLpNow]
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The 24-hour rule for KLM allows passengers to (UK) 1-(855)-838-4962 [OTA] cancel their flight booking within 24 hours of making the reservation without incurring any cancellation fees.
What is the 24 hour rule for KLM? The 24-hour rule for KLM allows passengers to +1-(855)-838-4962 [OTA] cancel their flight booking within 24 hours of making the reservation without incurring any cancellation fees.