Kolkata to Delhi Flights in December 2026

Round-trip fares, airlines and dates for December 2026, refreshed nightly.

Quick answer

The cheapest round-trip flight from Kolkata to Delhi in December 2026 is ₹16,059, for 15 – 20 Dec 2026 on IndiGo (1 stop).

We priced 4 date options in December; the average is ₹16,222.

Fares seen checked 7h ago. Prices change often; confirm before booking.

Cheapest Kolkata to Delhi fares in December 2026

15 – 20 Dec 2026 · 5 nightsIndiGo · 1 stop · 3h 15m₹16,059

28 Dec 2026 – 2 Jan 2027 · 5 nightsIndiGo · 1 stop · 3h 15m₹16,121

15 – 18 Dec 2026 · 3 nightsIndiGo · 1 stop · 3h 15m₹16,312

15 – 22 Dec 2026 · 7 nightsIndiGo · 1 stop · 3h 15m₹16,394

How much is a flight from Kolkata to Delhi in December?

Round-trip fares start at ₹16,059 for 15 – 20 Dec 2026 on IndiGo. The average of the 4 dates we priced is ₹16,222.

Are there non-stop flights from Kolkata to Delhi in December?

The dates we priced all have a stop. IndiGo fly the route.

Which month is cheapest to fly from Kolkata to Delhi?

February 2027 is the cheapest month we have priced, from ₹14,245.

Which airlines fly from Kolkata to Delhi?

For December we priced IndiGo.