Cheapest one-way flights from Kathmandu to Hanoi in September from $184

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

One-Way flights

18 Sep Thai AirAsia
10 Sep Thai AirAsia
19 Sep Thai AirAsia
24 Sep Thai AirAsia
29 Sep Thai AirAsia
17 Sep Thai AirAsia
09 Sep Thai Lion Air
06 Sep Thai AirAsia
22 Sep Thai AirAsia
28 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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