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Flights from Chicago to Porto from USD 780
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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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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 23/08/2026 - 30/08/2026 | From USD 780 Viewed 9 hours ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 11/09/2026 - 25/09/2026 | From USD 885 Viewed 15 hours ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 23/12/2026 - 06/01/2027 | From USD 959 Viewed 19 hours ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 18/12/2026 - 05/01/2027 | From USD 1,194 Viewed 19 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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There are no fares that match your filter criteria. Please adjust your filters.
There are no fares that match your filter criteria. Please adjust your filters.*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.