AirHint found the following cheapest return flights from Chicago (ORD) to Dublin (DUB)
in May 2025 (see full year ).
Return flights
05 May
- 14 May
Scandinavian Airlines
$ 434
08 May
- 12 May
Spirit Airlines
$ 502
08 May
- 15 May
Spirit Airlines
$ 520
07 May
- 12 May
Spirit Airlines
$ 528
02 May
- 09 May
TAP
$ 543
10 May
- 21 May
Scandinavian Airlines
$ 544
07 May
- 13 May
TAP
$ 570
14 May
- 20 May
Spirit Airlines
$ 594
11 May
- 20 May
TAP
$ 594
06 May
- 13 May
Spirit Airlines
$ 612
28 May
- 04 Jun
Spirit Airlines
$ 671
31 May
- 10 Jun
TAP
$ 687
25 May
- 11 Jun
Aer Lingus
$ 698
direct
25 May
- 06 Jun
Aer Lingus
$ 699
direct
31 May
- 11 Jun
Spirit Airlines
$ 709
27 May
- 02 Jun
British Airways
$ 732
29 May
- 10 Jun
Air Canada
$ 737
29 May
- 10 Jun
Aer Lingus
$ 759
direct
31 May
- 11 Jun
Aer Lingus
$ 770
direct
23 May
- 03 Jun
Air Canada
$ 774
Also check the deals for one-way flights from Chicago to Dublin in May .
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.
