AirHint found the following cheapest one-way flights from Chicago (ORD) to Dublin (DUB) in May 2026 (see full year).
One-Way flights
| 10 May | jetBlue | ||
| 12 May | WestJet | ||
| 22 May | WestJet | ||
| 17 May | WestJet | ||
| 10 May | Aer Lingus | direct | |
| 12 May | Aer Lingus | direct | |
| 17 May | United | direct | |
| 19 May | Air Canada | ||
| 19 May | Aer Lingus | direct | |
| 22 May | United | direct |
Also check the deals for return 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.
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