AirHint found the following cheapest one-way flights from Kolkata (CCU) to Tokyo (NRT) in December 2025 (see full year).
One-Way flights
| 22 Dec | Thai Lion Air | ||
| 16 Dec | IndiGo | ||
| 12 Dec | IndiGo | ||
| 02 Dec | IndiGo | ||
| 04 Dec | IndiGo | ||
| 10 Dec | IndiGo | ||
| 21 Dec | Singapore Airlines | ||
| 01 Dec | Singapore Airlines | ||
| 13 Dec | Thai Airways | ||
| 29 Dec | Thai Airways |
Also check the deals for return flights from Kolkata to Tokyo in December.
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