Flights from Chicago to Porto from USD 510
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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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USD
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 21/01/2026 - 04/02/2026 | From USD 510 Viewed 9 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 23/01/2026 - 01/02/2026 | From USD 510 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 12/10/2025 - 13/11/2025 | From USD 539 Viewed 7 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 20/05/2026 - 11/06/2026 | From USD 702 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 16/10/2025 - 02/11/2025 | From USD 738 Viewed 3 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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flight_land
USD
Chicago (ORD)to
Porto (OPO)
31/08/2025 - 04/09/2025
Round-trip
Business
From
USD 3,799
Viewed 6 hours ago
Chicago (ORD)to
Porto (OPO)
30/08/2025 - 06/09/2025
Round-trip
Business
From
USD 3,799
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.