Cheapest return flights from Kathmandu to Hanoi in September from 288€

AirHint found the following cheapest return flights from Kathmandu (KTM) to Hanoi (HAN) in September 2025 (see full year).

Return flights

08 Sep - 15 Sep Thai AirAsia
29 Sep - 04 Oct Thai AirAsia
24 Sep - 11 Oct Thai AirAsia
04 Sep - 10 Sep IndiGo
06 Sep - 13 Sep Thai AirAsia
26 Sep - 05 Oct Thai AirAsia

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

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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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