Home » Travel Packages Stay & Play at the Seneca Allegany Resort & Casino Starting at: $75.00 The Stay & Play at the Seneca Allegany Resort & Casino may be available from 01/25/2018 - 12/24/2018. Book the Stay & Play package and receive an overnight stay in one of our deluxe rooms, $30 Free Slot Play and $20 Resort Credit. Certain restrictions apply. Call to book or view online at Seneca Allegany Resort & Casino's website. Email this page Travel Guide It's a full 56-page comprehensive guide, highlighting the activities and attractions in our County and it's FREE!! View the visitor's guide online or request that the Enchanted Mountains guide be snail mailed to you for FREE!