The 12627 / 12628 Karnataka SF Express is a Daily Superfast Express train that runs between K. S. R Bengaluru City Junction, Bangalore the capital of Karnataka, and the Indian capital New Delhi.
A popular daily Superfast train to Shirdi, Karnataka Express is overcrowded throughout the year.
This continued until 1983, when Karnataka Express was launched in the February 1983 budget[2] as a single biweekly train running on 3 routes on different days of the week.
The train was then rerouted via Dharmavaram, Guntakal, Wadi, Daund, - Bhusaval and continues to run on the same route to this day.
The train shares its rakes with 12657/12658 KSR Bengaluru - MGR Chennai central Mail.