AirHint found the following cheapest return flights from Austin (AUS) to Dublin (DUB) in July 2025 (see full year).

Return flights

30 Jul - 06 Aug	United
23 Jul - 30 Jul	Delta
16 Jul - 26 Jul	Air Canada
18 Jul - 22 Jul	Air Canada
17 Jul - 26 Jul	United
07 Jul - 10 Jul	Spirit Airlines
26 Jul - 02 Aug	United
10 Jul - 14 Jul	Spirit Airlines
08 Jul - 15 Jul	Aer Lingus
07 Jul - 09 Jul	Spirit Airlines
10 Jul - 17 Jul	Allegiant Air
07 Jul - 11 Jul	Frontier Airlines

Also check the deals for one-way flights from Austin to Dublin in July.

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 Austin to Dublin in July from $513

Return flights