AirHint found the following cheapest return flights from Sapporo (CTS) to Hanoi (HAN) in May 2026 (see full year).

Return flights

12 May - 26 May	Jeju Air
07 May - 13 May	Jeju Air
08 May - 14 May	Jetstar Japan
05 May - 19 May	Jetstar Japan
08 May - 21 May	Jetstar Japan
01 May - 06 May	China Airlines
02 May - 06 May	Cathay Pacific
03 May - 06 May	Jeju Air

Also check the deals for one-way flights from Sapporo to Hanoi in May.

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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Cheapest return flights from Sapporo to Hanoi in May from $330

Return flights