Cheapest one-way flights from Chicago to Dublin in July from 242€

AirHint found the following cheapest one-way flights from Chicago (MDW) to Dublin (DUB) in July 2025 (see full year).

One-Way flights

19 Jul Frontier Airlines
31 Jul Frontier Airlines
16 Jul Porter Airlines (Canada) Ltd
23 Jul Porter Airlines (Canada) Ltd
25 Jul Frontier Airlines
10 Jul Porter Airlines (Canada) Ltd
17 Jul Porter Airlines (Canada) Ltd
11 Jul Porter Airlines (Canada) Ltd
12 Jul Frontier Airlines
20 Jul Porter Airlines (Canada) Ltd

Also check the deals for return flights from Chicago to Dublin in July.

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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