Expedia is offering $25 off the first 3 hotels you book on the Expedia App for a limited time. To get this deal, click on the mobile coupon offer and enter your phone number to receive a text with a unique coupon code usable in their iOS or Android app for hotel bookings of $100 or more. You can request up to three codes, but only one can be used per booking per 24-hour timeframe.. Some exclusions apply.