Cheapest return flights from Chicago to Dublin in March from $432

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

Return flights

01 Mar - 11 Mar Delta
01 Mar - 08 Mar Delta
16 Mar - 23 Mar Delta
20 Mar - 25 Mar Delta
07 Mar - 14 Mar Delta
17 Mar - 08 Apr Frontier Airlines
18 Mar - 27 Mar Delta
22 Mar - 29 Mar Delta
15 Mar - 21 Mar Frontier Airlines
07 Mar - 15 Mar Delta
29 Mar - 04 Apr Frontier Airlines
27 Mar - 05 Apr Frontier Airlines
27 Mar - 03 Apr Delta
16 Mar - 26 Mar WestJet
27 Mar - 01 Apr KLM
27 Mar - 06 Apr KLM
27 Mar - 02 Apr Porter Airlines (Canada) Ltd

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

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.