Cheapest one-way flights from Kolkata to Hanoi in October from $172

Best time to book flights for Kolkata (CCU) to Hanoi (HAN) flights at AirHint

AirHint found the following cheapest one-way flights from Kolkata (CCU) to Hanoi (HAN) in October 2025 (see full year).

One-Way flights

15 Oct Thai AirAsia
06 Oct AirAsia
16 Oct IndiGo direct
10 Oct IndiGo direct
07 Oct IndiGo direct
06 Oct IndiGo direct
23 Oct IndiGo direct
15 Oct IndiGo direct
18 Oct IndiGo direct
11 Oct Malaysia Airlines

Also check the deals for return flights from Kolkata to Hanoi in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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