Cheapest return flights from Kolkata to Hanoi in September from $238

AirHint found the following cheapest return flights from Kolkata (CCU) to Hanoi (HAN) in September 2026 (see full year).

Return flights

10 Sep - 17 Sep IndiGo direct
09 Sep - 30 Sep IndiGo direct
27 Sep - 04 Oct Malaysia Airlines
27 Sep - 05 Oct Malaysia Airlines
25 Sep - 07 Oct Thai AirAsia
27 Sep - 04 Oct IndiGo direct
27 Sep - 05 Oct IndiGo direct
25 Sep - 07 Oct IndiGo direct

Also check the deals for one-way flights from Kolkata to Hanoi in September.

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