Flights from Chicago to Porto from USD 489
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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 | 15/04/2026 - 15/05/2026 | From USD 490 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 08/04/2026 - 29/04/2026 | From USD 489 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 18/04/2026 - 25/04/2026 | From USD 489 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 30/09/2026 - 08/10/2026 | From USD 634 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 17/10/2026 - 25/10/2026 | From USD 644 Viewed 21 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)
11/02/2026 - 18/02/2026
Round trip
Business
From
USD 2,899
Viewed 18 hours ago
Chicago (ORD)to
Porto (OPO)
08/04/2026 - 29/04/2026
Round trip
Business
From
USD 2,899
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.