Start your trip from Hassan to Mysore. You can take National Highway 75, it is the most scenic route. While on your way, you can stop at the famous temples at Belur and Halebid. This route also takes you through the beautiful Shravanabelagola, an important Jain pilgrimage site. Once you arrive in Mysore, check in to your hotel and enjoy the rest of the evening exploring the beautiful city.
Spend the day exploring Mysore. Visit the famous Mysore Palace and the Brindavan Gardens. You can also visit the Somnathpur Temple and the temples of Srirangapatna. If you have more time, you can also visit the nearby towns of Nanjangud and Chamundi Hill. After exploring Mysore, you can drive back to Hassan. On your way back, you can make a stop at the Bandipur or Mudumalai National Parks. These parks are known for their rich wildlife and you can spot a variety of animals and birds here. Once you reach Hassan, you can check in to your hotel and end your trip.