Porto (OPO) to Chicago (ORD) flight deal in economy from $615
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
ORDO'Hare International Airport
Chicago, United States
$953 USD
-35%$615 USD
Verified 1 day agoDecember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Rare Availability
7% of dates checked are available within 10% of the lowest price
Monday, December 7th, 2026
7 round-trip options
Returning
Sat, Dec 12, 2026•5 Day Trip
$995 USD
Returning
Sun, Dec 13, 2026•6 Day Trip
$780 USD
Returning
Mon, Dec 14, 2026•7 Day Trip
$938 USD
Returning
Tue, Dec 15, 2026•8 Day Trip
$786 USD
Returning
Thu, Dec 17, 2026•10 Day Trip
$996 USD
Returning
Fri, Dec 18, 2026•11 Day Trip
$1,154 USD
Returning
Sun, Dec 20, 2026•13 Day Trip
$1,154 USD