The 12269 / 12270 Chennai Central–Hazrat Nizamuddin Duronto Express is an Superfast Express train of the Duronto Express category belonging to Indian Railways – Southern Railway zone that runs between Chennai Central and Hazrat Nizamuddin in India.

It is the fastest train between Chennai Central (MAS) to Delhi ( Hazrat Nizamuddin) It operates as train number 12269 from Chennai Central to Hazrat Nizamuddin and as train number 12270 in the reverse direction, serving the states of Tamil Nadu, Andhra Pradesh, Maharashtra, Madhya Pradesh, Uttar Pradesh & Delhi.

It was part of the Duronto Express series of trains introduced by the then railway minister of India Ms. Mamata Banerjee in the 2009–10 railway budget [2] The 12269 / 70 Chennai Central–Hazrat Nizamuddin Duronto Express presently has 1 AC 1st Class, 2 AC 2 tier, 4 AC 3 tier, 8 Sleeper class & 2 End on Generator Coaches.

As is customary with most train services in India, coach composition may be amended at the discretion of Indian Railways depending on demand.

12269 Chennai Central–Hazrat Nizamuddin Duronto Express covers the distance of 2,180 km (1,350 mi) in 27 hours 55 mins averaging 78.09 km/h (49 mph) & 2,175 km (1,351 mi) in 28 hours 55 mins as 12270 Hazrat Nizamuddin–Chennai Central Duronto Express averaging 75.22 km/h (47 mph).