IHG One Rewards. It's better to be a member. Join IHG One Rewards to unlock benefits that will immediately enhance your next stay. The Holiday Inn Express San Diego SeaWorld/Beach Area invites you to experience the refreshing escape of San Diego's endless activities and world class attractions. We are both a San Diego Zoo and SeaWorld San Diego preferred partner hotel. Our property is located in the heart of Mission Bay, just minutes away from SeaWorld, San Diego Zoo, Children's Pool, Historic Old Town, and 70 miles of beautiful beaches. Watch the Padres take the field at nearby Petco Park, or see the Chargers play at Qualcomm Stadium. Discounted area attraction tickets are available for purchase at our property.