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

Return flights

10 Mar - 24 Mar	KLM
10 Mar - 22 Mar	KLM
13 Mar - 27 Mar	Ryanair
13 Mar - 29 Mar	Ryanair
03 Mar - 17 Mar	KLM
13 Mar - 20 Mar	Ryanair
01 Mar - 22 Mar	Ryanair
07 Mar - 04 Apr	Ryanair
01 Mar - 31 Mar	Ryanair
05 Mar - 22 Mar	Aer Lingus
01 Mar - 29 Mar	Ryanair
14 Mar - 06 Apr	Ryanair
20 Mar - 06 Apr	Ryanair
21 Mar - 03 Apr	Ryanair
24 Mar - 07 Apr	KLM
23 Mar - 04 Apr	SWISS
29 Mar - 15 Apr	Ryanair
13 Mar - 11 Apr	Ryanair
20 Mar - 08 Apr	Ryanair
21 Mar - 26 Apr	Ryanair

Also check the deals for one-way flights from Dublin 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 Dublin to Hanoi in March from $716

Return flights