10 Most Frustrating Air Travel Rules & Regulations

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Cancellation Penalty

Reward mileage programs are notoriously shifting sands, but Delta’s SkyMiles set a stringent new penalty standard. As of August 2011, SkyMiles members who change or cancel an awards flight within 72 hours or less of departure forfeit that award. The ticket is nonrefundable and nontransferable in that last-minute timeframe.