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Flights from Chicago to Porto from USD 648
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1 Passenger, Economy
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Flights from Chicago to Porto
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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 | 02/05/2027 - 26/05/2027 | From USD 648 Viewed 12 hours ago | |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 06/11/2026 - 14/11/2026 | From USD 648 Viewed 17 hours ago | |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 06/11/2026 - 15/11/2026 | From USD 648 Viewed 9 hours ago | |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 22/01/2027 - 27/01/2027 | From USD 749 Viewed 9 hours ago | |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 26/05/2027 - 06/06/2027 | From USD 824 Viewed 11 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)
08/11/2026 - 16/11/2026
Round trip
Business
From
USD 4,285
Viewed 1 day ago
Chicago (ORD)to
Porto (OPO)
06/11/2026 - 15/11/2026
Round trip
Business
From
USD 4,293
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.