The contributors of Flight-Report published 7 reviews on 6 airlines on the route Kolkata - Netaji Subhash Chandra Bose (CCU) → New Delhi - Indira Gandhi (DEL). The airline with the best average rating is Vistara with 8.0/10. The average flight time is 2 hours and 28 minutes.
Airlines on this route are:
The airport of Kolkata (CCU) is rated as moderately efficient (security/immigration/police checks); make sure to arrive with sufficient time.
The airport of New Delhi (DEL) is rated as being moderately efficient (security/immigration/police checks); be patient.
