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

Return flights

29 Aug - 27 Sep	TAP
28 Aug - 06 Sep	Ryanair
30 Aug - 07 Sep	Fly Play
30 Aug - 08 Sep	Ryanair
27 Aug - 04 Sep	Ryanair
29 Aug - 06 Sep	British Airways
30 Aug - 05 Sep	Ryanair
30 Aug - 06 Sep	Ryanair
31 Aug - 06 Sep	Ryanair
27 Aug - 30 Aug	Ryanair
30 Aug - 31 Aug	Lufthansa
28 Aug - 02 Sep	Lufthansa
25 Aug - 30 Aug	Ryanair
19 Aug - 21 Aug	Fly Play
23 Aug - 30 Aug	Ryanair
23 Aug - 31 Aug	Ryanair
23 Aug - 26 Aug	Aer Lingus
20 Aug - 26 Aug	United
22 Aug - 29 Aug	United
21 Aug - 28 Aug	United

Also check the deals for one-way flights from Dublin to Miami 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 Miami in August from $440

Return flights