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Flights from Chicago to Porto from USD 779
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1 Passenger, Economy
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Flights from Chicago to Porto
Try alternate month or interact with individual days below in order to find offers.
Best Flight Deals from Chicago to Porto
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USD
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 16/08/2026 - 30/08/2026 | From USD 779 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 18/11/2026 - 29/11/2026 | From USD 869 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 18/12/2026 - 05/01/2027 | From USD 1,193 Viewed 4 hours ago |
*The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.
Business Flights Deals
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Chicago (ORD)to
Porto (OPO)
16/08/2026 - 30/08/2026
Round trip
Business
From
USD 4,651
Viewed 1 day ago
*The fares shown have been updated in the last 48 hours and may no longer be available at the time of booking. Additional fees and charges may apply for optional products and services.