Flights from Chicago to Porto from USD 508
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1 Passenger, Economy
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Promo Code
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Flights from Chicago to Porto
Best Flight Deals from Chicago to Porto
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 27/02/2026 - 10/03/2026 | From USD 508 Viewed 2 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 03/04/2026 - 11/04/2026 | From USD 754 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 28/08/2025 - 08/09/2025 | From USD 850 Viewed 16 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 07/08/2025 - 14/08/2025 | From USD 867 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 01/10/2025 - 20/10/2025 | From USD 957 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.
Business Flights Deals
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Chicago (ORD)to
Porto (OPO)
08/06/2025 - 17/07/2025
Round-trip
|
Business
From
USD 3,697
Viewed 2 hours ago
Chicago (ORD)to
Porto (OPO)
07/08/2025 - 14/08/2025
Round-trip
|
Business
From
USD 3,697
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.