Cheapest one-way flights from Chicago to Dublin in July from $276

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

One-Way flights

31 Jul Frontier Airlines
26 Jul Frontier Airlines
21 Jul Porter Airlines (Canada) Ltd
13 Jul Porter Airlines (Canada) Ltd
12 Jul Porter Airlines (Canada) Ltd
25 Jul Frontier Airlines
15 Jul Porter Airlines (Canada) Ltd
29 Jul Porter Airlines (Canada) Ltd
30 Jul Porter Airlines (Canada) Ltd
14 Jul Air Transat

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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