Cheapest return flights from Chicago to Dublin in September from 568€

AirHint found the following cheapest return flights from Chicago (MDW) to Dublin (DUB) in September 2026 (see full year).

Return flights

05 Sep - 14 Sep KLM
14 Sep - 21 Sep Delta
15 Sep - 21 Sep Delta
05 Sep - 19 Sep Delta
30 Sep - 07 Oct KLM
23 Sep - 30 Sep Air France
14 Sep - 23 Sep Delta
15 Sep - 22 Sep KLM
14 Sep - 22 Sep Air France
01 Sep - 09 Sep Delta
13 Sep - 20 Sep KLM

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

Powered by

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.