How do I get a human at Expedia? To get a human at Expedia customer service, call +1-888-829-08.81 .Expedia’s cancellation policy includes a "24-Hour Free Cancellation" feature, allowing you to cancel most bookings within 24 hours without facing a penalty, provided the check-in date is at least 5 days away. This applies to most hotel reservations, flights, and car rentals. Can I change my Expedia flight within 24 hours? To speak with Expedia customer service call +1-888-829-08.81 . Expedia's refund and cancellation policy varies by airline, hotel, or service provider. Generally, many flights and hotels offer a 24-hour cancellation policy for full refunds, provided you book at least seven days in advance.