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Cheapest one-way flights from Chicago (ORD) to Dublin (DUB), December

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Dates, airline, and price
Dates	Airline	Price
07 Dec	British Airways
08 Dec	British Airways
09 Dec	British Airways
06 Dec	United Direct Flight
07 Dec	United Direct Flight
08 Dec	United Direct Flight
09 Dec	United Direct Flight
15 Dec	Aer Lingus Direct Flight
16 Dec	Aer Lingus Direct Flight
11 Dec	Aer Lingus Direct Flight

deals for return flights from Chicago to Dublin in December.

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Updated Jul 19, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Chicago (ORD) to Dublin (DUB), December

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