AirHint found the following cheapest return flights from Oslo (OSL) to Hanoi (HAN) in March 2026 (see full year).

Return flights

11 Mar - 25 Mar	Norse Atlantic Airways
14 Mar - 27 Mar	Ryanair
11 Mar - 19 Mar	Norse Atlantic Airways
20 Mar - 07 Apr	Ryanair
20 Mar - 08 Apr	Scandinavian Airlines
25 Mar - 12 Apr	Norse Atlantic Airways
26 Mar - 19 Apr	Lufthansa

Also check the deals for one-way flights from Oslo to Hanoi in March.

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 Oslo to Hanoi in March from $658

Return flights