Cheapest return flights from Chicago to Dublin in August from 350€

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

Return flights

12 Aug - 19 Aug Aer Lingus direct
13 Aug - 20 Aug Aer Lingus direct
10 Aug - 19 Aug Aer Lingus direct
11 Aug - 20 Aug Aer Lingus direct
06 Aug - 20 Aug Aer Lingus direct
07 Aug - 22 Aug TAP
28 Aug - 01 Sep TAP
21 Aug - 29 Aug TAP
21 Aug - 24 Aug TAP
14 Aug - 22 Aug TAP
07 Aug - 22 Aug Aer Lingus direct
26 Aug - 03 Sep Aer Lingus direct
26 Aug - 02 Sep Aer Lingus direct
24 Aug - 17 Sep Aer Lingus direct
23 Aug - 17 Sep Aer Lingus direct
28 Aug - 04 Sep Aer Lingus direct
31 Aug - 07 Sep Aer Lingus direct
29 Aug - 02 Sep Icelandair
29 Aug - 02 Sep Aer Lingus direct
28 Aug - 01 Sep Aer Lingus direct

Also check the deals for one-way flights from Chicago to Dublin in August.

Skyscanner

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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