AirHint found the following cheapest return flights from Austin (AUS) to Dublin (DUB) in March 2026 (see full year).

Return flights

03 Mar - 10 Mar	British Airways
24 Mar - 07 Apr	British Airways
01 Mar - 08 Mar	American Airlines
08 Mar - 15 Mar	Iberia
06 Mar - 13 Mar	American Airlines
15 Mar - 23 Mar	British Airways
05 Mar - 15 Mar	British Airways
10 Mar - 19 Mar	Lufthansa
15 Mar - 04 Apr	Air Canada
06 Mar - 14 Mar	British Airways
11 Mar - 21 Mar	Spirit Airlines
16 Mar - 19 Mar	Spirit Airlines

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

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 March from $414

Return flights