Flights from Chicago to Porto from USD 509
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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 | 11/02/2026 - 18/02/2026 | From USD 509 Viewed 1 day ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 18/10/2025 - 07/11/2025 | From USD 510 Viewed 18 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 24/08/2025 - 04/09/2025 | From USD 510 Viewed 21 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 26/07/2025 - 21/08/2025 | From USD 510 Viewed 21 hours ago |
| Chicago (ORD) | Porto (OPO) | Round-trip | Economy | 28/09/2025 - 25/12/2025 | From USD 539 Viewed 2 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)
21/08/2025 - 30/08/2025
Round-trip
|
Business
From
USD 3,498
Viewed 1 day ago
Chicago (ORD)to
Porto (OPO)
26/07/2025 - 21/08/2025
Round-trip
|
Business
From
USD 3,499
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.