Flights from Chicago to Portugal from USD 642
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1 Passenger, Economy
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Promo Code
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Best Flight Deals from Chicago to Portugal
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USD
Chicago (ORD)to
Lisbon (LIS)15/08/2026 - 22/08/2026
From
USD 644
Viewed 13 hours ago
Round trip
Economy
Chicago (ORD)to
Lisbon (LIS)15/08/2026 - 29/08/2026
From
USD 642
Viewed 1 day ago
Round trip
Economy
Chicago (ORD)to
Porto (OPO)01/10/2026 - 07/10/2026
From
USD 648
Viewed 11 hours ago
Round trip
Economy
Chicago (ORD)to
Porto (OPO)03/10/2026 - 14/10/2026
From
USD 648
Viewed 16 hours ago
Round trip
Economy
Chicago (ORD)to
Funchal (FNC)08/10/2026 - 14/10/2026
From
USD 678
Viewed 10 hours ago
Round trip
Economy
Chicago (ORD)to
Funchal (FNC)18/09/2026 - 24/09/2026
From
USD 679
Viewed 1 day ago
Round trip
Economy
*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
Lisbon (LIS)
14/08/2026 - 23/08/2026
Round trip
Business
From
USD 4,007
Viewed 9 hours ago
Chicago (ORD)to
Lisbon (LIS)
15/08/2026 - 29/08/2026
Round trip
Business
From
USD 4,362
Viewed 1 day ago
Chicago (ORD)to
Porto (OPO)
01/10/2026 - 07/10/2026
Round trip
Business
From
USD 5,304
Viewed 11 hours ago
Chicago (ORD)to
Porto (OPO)
10/09/2026 - 27/09/2026
Round trip
Business
From
USD 5,579
Viewed 1 day ago
Chicago (ORD)to
Funchal (FNC)
15/08/2026 - 26/08/2026
Round trip
Business
From
USD 4,402
Viewed 1 day ago
Chicago (ORD)to
Funchal (FNC)
12/08/2026 - 24/08/2026
Round trip
Business
From
USD 5,253
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.
Best Flight Deals from Chicago to Portugal
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USD
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Chicago (ORD) | Lisbon (LIS) | Round trip | Economy | 15/08/2026 - 22/08/2026 | From USD 644 Viewed 13 hours ago | |
| Chicago (ORD) | Lisbon (LIS) | Round trip | Economy | 15/08/2026 - 29/08/2026 | From USD 642 Viewed 1 day ago | |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 03/10/2026 - 14/10/2026 | From USD 648 Viewed 16 hours ago | |
| Chicago (ORD) | Porto (OPO) | Round trip | Economy | 01/10/2026 - 07/10/2026 | From USD 648 Viewed 11 hours ago | |
| Chicago (ORD) | Funchal (FNC) | Round trip | Economy | 08/10/2026 - 14/10/2026 | From USD 678 Viewed 10 hours ago | |
| Chicago (ORD) | Funchal (FNC) | Round trip | Economy | 18/09/2026 - 24/09/2026 | From USD 679 Viewed 1 day ago | |
| Chicago (ORD) | Faro (FAO) | Round trip | Economy | 10/04/2027 - 14/04/2027 | From USD 944 Viewed 21 minutes 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.