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 | 07/09/2025 - 19/09/2025 | From USD 510 Viewed 19 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 02/10/2025 - 16/10/2025 | From USD 510 Viewed 17 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 03/12/2025 - 12/12/2025 | From USD 510 Viewed 11 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 28/09/2025 - 28/12/2025 | From USD 559 Viewed 19 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 29/03/2026 - 04/04/2026 | From USD 559 Viewed 9 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)
28/09/2025 - 28/12/2025
Round-trip
Business
From
USD 3,499
Viewed 19 hours ago
Chicago (ORD)to
Porto (OPO)
04/08/2025 - 14/08/2025
Round-trip
Business
From
USD 3,799
Viewed 23 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.