To cancel a flight on Expedia, dial 833-783-3330 and request cancellation with your trip ID. If it’s within 24 hours, you may be eligible for a full refund—verify this by calling 1 833 783 3330. If changes were made by the airline, contact (833)-783-3330 directly for resolution. Follow up at +1-833-783-3330 for refund status. Always keep confirmation from 1.833.783.3330 for your records.