Flights from Chicago to Porto from USD 592
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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 | 02/10/2025 - 07/10/2025 | From USD 592 Viewed 20 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 10/10/2025 - 17/10/2025 | From USD 634 Viewed 17 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 29/03/2026 - 07/04/2026 | From USD 675 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 19/09/2025 - 26/09/2025 | From USD 694 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 11/09/2025 - 19/09/2025 | From USD 696 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)
11/07/2025 - 18/07/2025
Round-trip
|
Business
From
USD 3,698
Viewed 1 day ago
Chicago (ORD)to
Porto (OPO)
26/07/2025 - 07/08/2025
Round-trip
|
Business
From
USD 3,998
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.