AirHint found the following cheapest return flights from Dublin (DUB) to Beirut (BEY) in August 2025 (see full year).

Return flights

22 Aug - 19 Sep	Lufthansa
14 Aug - 01 Sep	Scandinavian Airlines
31 Aug - 14 Sep	Lufthansa
07 Aug - 21 Aug	Scandinavian Airlines
29 Aug - 05 Sep	Qatar Airways
22 Aug - 30 Aug	Lufthansa
19 Aug - 26 Aug	Lufthansa
22 Aug - 26 Aug	Lufthansa
08 Aug - 27 Aug	Lufthansa
14 Aug - 31 Aug	Lufthansa
18 Aug - 25 Aug	SWISS
22 Aug - 29 Aug	Lufthansa
11 Aug - 29 Aug	Lufthansa
11 Aug - 31 Aug	Lufthansa
26 Aug - 02 Sep	Lufthansa
29 Aug - 12 Sep	Ryanair
29 Aug - 09 Sep	Ryanair
28 Aug - 12 Sep	SunExpress
07 Aug - 10 Sep	Scandinavian Airlines
21 Aug - 08 Sep	Ryanair

Also check the deals for one-way flights from Dublin to Beirut 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 Dublin to Beirut in August from $419

Return flights