Flights from Chicago to Porto from USD 498
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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 | 01/04/2026 - 17/04/2026 | From USD 540 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 20/05/2026 - 31/05/2026 | From USD 723 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 14/10/2026 - 24/10/2026 | From USD 623 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 10/06/2026 - 14/06/2026 | From USD 833 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 16/10/2026 - 24/10/2026 | From USD 643 Viewed 5 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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USD
Chicago (ORD)to
Porto (OPO)
11/01/2026 - 27/01/2026
Round trip
Business
From
USD 3,800
Viewed 5 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.