What is the 24 hour rule for KLM? [@Instant*Guide*#usa]  · Constituent Services Portal

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Source: What is the 24 hour rule for KLM? [@Instant*Guide*#usa]  · Constituent Services Portal

What is the 24-hour rule for KLM? KLM's 24-hour rule allows you to cancel your flight reservation or make changes to your ++1-888-8020-829 booking within the first 24 hours of purchase without any penalty fees, as long as your flight is at least 7 days away. To cancel or change your reservation, call KLM at +1-888-8020-829 OR +1-888-8020-829.

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