Cheapest one-way flights from Kathmandu to Hanoi in September from 138€

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

One-Way flights

06 Sep Thai AirAsia
03 Sep Thai AirAsia
26 Sep Thai AirAsia
29 Sep Thai AirAsia
18 Sep Thai AirAsia
11 Sep Thai AirAsia
02 Sep IndiGo
07 Sep Nepal Airlines
05 Sep Thai AirAsia
16 Sep Thai AirAsia

Also check the deals for return flights from Kathmandu to Hanoi in September.

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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