Chennai to Mumbai connects South India to the financial capital. The flight takes 2 hours. The train takes 25 hours. At 1,300 km, this isn't close.
Comparison
Verdict
- ✈️ Fly: 23 hours saved. ₹3,000 for a 2-hour flight is excellent value
- 🚂 Train only: Ultra-budget or you want to experience 25 hours of India's coastline