By and large the shorter distances (say around 500km ) are the road distances while the longer distances mentioned are railway route distance.
Also please keep in mind that there could be multiple routes and only one route distance is listed here. Also assume that these are approximate distances.
Some of the routes are explained in detail. Check the links for more details of the routes, distances and alternate routes.
Distances from various cities to Mysore City.
Bangalore to Mysore : 140km
Calicut to Mysore: 213km
Chennai to Mysore : 500km
Delhi to Mysore : 2625 km
Goa to Mysore: 553km (Canacona)
Hassan to Mysore: 119 km
Kolkatta to Mysore: 2111 km
Mangalore to Mysore: 270 km
Mumbai to Mysore : 1212 km
Pune to Mysore: 1029 km
Shimoga to Mysore: 244km
Mysore to Ooty: 164km
Mysore to Madikeri: 123km
Mysore to Coimbatore: 210km
Mysore to Mananthavady (Wayanad):112km (via HD Kote)
Mysore to Sultan Battery (Wayanad):115km (via Gundlupet)
Mysore to Wayanad (Kalpetta):145km
Mysore to Kukke Subramanya: 225km
Mysore to Kannur: 209km
Mysore to Trichur: 300km
Mysore to Cochin (Kochi/Ernakulam ): 400km
Mysore to Madurai: 428km
Mysore to Salem: 243 km
Mysore to MM Hills (Male Mahadeshwarabetta) :135km
Mysore to Bandipur (Bandipur National Park):75km
Mysore to Belur: 160km
Mysore to Brindavan Gardens (KRS) :20km
Mysore to Chamarajanagara: 60km
Mysore to Channarayapatna : 84km
Mysore to Gommatagiri:24km
Mysore to Halebid:150km
Mysore to Hunsur: 48km
Mysore to Kabini:60km
Mysore to Kokkare Bellur:70km
Mysore to Kushalnagara:90km
Mysore to Mandya: 42km
Mysore to Nagarhole (Nagarhole National Park):90km
Mysore to Nanjangud :23km
Mysore to Ranganthittu Bird Sanctuary :18km
Mysore to Shivanasamudram :80km
Mysore to Shravanabelagola : 83km :
Mysore to Somnathpur:35km
Mysore to Srirangapatna: 18km