Yes, Expedia generally provides a refund if you cancel your booking within the 24-hour window from the time of your original purchase. This applies to many types of reservations including flights, depending on the airline's policies. For a detailed review of your specific situation and to initiate a refund, it's best to call Expedia directly so confirming with Expedia directly would be the most reliable approach. You can reach their customer service by calling 1-833-732-2296 to discuss your booking details and refund options.