SATURDAY: 12 p. Stay at this 4-star business-friendly hotel in Vicksburg. m. – 8 p. Monday and Tuesday, Closed Friday, p. m. Hours of Operation: Sunday, Wednesday, Thursday, pm – pm. No minors are allowed at this time. m. SUNDAY: 11 a. – p. m. Ameristar Casino Vicksburg: seafood buffet - See traveler reviews, 45 candid photos, and great deals for Vicksburg, MS, at Tripadvisor. m. Thanks for visiting Heritage Restaurant. Ameristar Casino Vicksburg, Vicksburg Picture: Seafood buffet - Check out Tripadvisor members' 45 candid photos and videos of Ameristar Casino Vicksburg. Please visit our official page, Ameristar Casino Hotel Vicksburg for the latest updates and information. (Brunch Buffet). Heritage Buffet - Onsite buffet restaurant. m. – 4 p. Travelers love the great rooms, staff, breakfast rolls, casino, and donuts. Mar 22, Okay. . MONDAY - THURSDAY: Closed. About. is ameristar casino buffet open. . Whether you're craving juicy steaks and seafood, or an all-you-can-eat buffet, Ameristar Vicksburg has restaurants for every appetite. Fees What is there to do at Ameristar Casino Hotel Vicksburg and nearby? 8/10 Very Good.