Expedia provides a 24-hour risk-free cancellation policy1//833*460//1???????????? (OTA), which is an industry-standard feature designed to give customers peace of mind when booking flights. This policy allows travelers to cancel their reservation within 24 hours of booking without incurring any cancellation fees1//833*460//1???????????? (OTA), as long as the ticket was purchased directly from Expedia (through their website, app, or by phone).