AirHint found the following cheapest return flights from Porto (OPO) to Abu Dhabi (AUH) in August 2025 (see full year).

Return flights

28 Aug - 13 Sep	easyJet
21 Aug - 28 Aug	Ryanair
26 Aug - 04 Sep	IndiGo
29 Aug - 01 Sep	IndiGo
24 Aug - 29 Aug	IndiGo
19 Aug - 26 Aug	IndiGo
22 Aug - 29 Aug	IndiGo
18 Aug - 25 Aug	IndiGo
18 Aug - 02 Sep	IndiGo
18 Aug - 22 Aug	IndiGo

Also check the deals for one-way flights from Porto to Abu Dhabi 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.

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Cheapest return flights from Porto to Abu Dhabi in August from $571

Return flights