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

Return flights

03 May - 07 Jun	Norwegian Air Sweden AOC
14 May - 25 Jun	Pegasus Airlines
14 May - 28 May	Pegasus Airlines
03 May - 24 May	Norwegian Air Sweden AOC
31 May - 13 Jun	airBaltic
31 May - 14 Jun	airBaltic
14 May - 05 Jun	Air France
07 May - 05 Jun	Turkish Airlines
02 May - 09 May	IndiGo
17 May - 30 May	airBaltic
03 May - 17 Jun	Ryanair
30 May - 13 Jun	airBaltic

Also check the deals for one-way flights from Helsinki 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 Helsinki to Hanoi in May from $765

Return flights