Expedia also offers a 24-hour cancellation policy+1-877-738-0617, which allows for a full refund if you cancel within 24 hours of booking. For more information on Expedia Corporate Travel, you can call +1-877-738-0617 How do I get a full refund from Expedia? Expedia also offers a general 24-hour refund policy, +1-877-738-0617 meaning you can cancel most bookings within 24 hours and receive a full refund, +1-877-738-0617 as long as your travel date is at least a week away.