AirHint found the following cheapest return flights from Porto (OPO) to Hanoi (HAN) in August 2026 (see full year).

Return flights

18 Aug - 01 Sep	easyJet
18 Aug - 31 Aug	easyJet
19 Aug - 31 Aug	Ryanair
17 Aug - 01 Sep	SWISS
14 Aug - 23 Aug	SWISS
12 Aug - 20 Aug	Turkish Airlines
03 Aug - 20 Aug	TAP
15 Aug - 24 Aug	Lufthansa
07 Aug - 22 Aug	Aegean Airlines
16 Aug - 24 Aug	Air Europa
07 Aug - 23 Aug	Lufthansa

Also check the deals for one-way flights from Porto to Hanoi in August.

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.

Book a cheap hotel in Hanoi

Cheap car rent in Hanoi

Cheapest return flights from Porto to Hanoi in August from $963

Return flights