Lisbon (LIS) to Chicago (ORD) flight deal from $3755 USD in first class

AAAmerican Airlines

BABritish Airways

Round Trip•First Class

LIS

Portela Airport

Lisbon, Portugal

ORD

O'Hare International Airport

Chicago, United States

$6,629 USD

-43%$3,755 USD

Verified Nov 3, 2025 at 5:41 PM

November 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

27 28 29 30 31 1 2 3 4 5$10,848 6$10,848 7 8 9 10$10,260 11$10,260 12 13$5,477 14$10,260 15 16$10,128 17$10,018 18$5,235 19$4,993 20$4,993 21$10,018 22$10,018 23$10,018 24 25$4,993 26$4,993 27$10,018 28$10,018 29$10,018 30$10,018

Limited Availability

16% of dates checked are available within 10% of the lowest price

Saturday, November 29th, 2025

9 round-trip options

Returning

Thu, Dec 4, 2025•5 Day Trip

$15,037 USD

Google Flights

Returning

Fri, Dec 5, 2025•6 Day Trip

$15,037 USD

Google Flights

Returning

Sat, Dec 6, 2025•7 Day Trip

$10,018 USD

Google Flights

Returning

Sun, Dec 7, 2025•8 Day Trip

$15,037 USD

Google Flights

Returning

Mon, Dec 8, 2025•9 Day Trip

$10,018 USD

Google Flights

Returning

Tue, Dec 9, 2025•10 Day Trip

$15,037 USD

Google Flights

Returning

Wed, Dec 10, 2025•11 Day Trip

$15,037 USD

Google Flights

Returning

Fri, Dec 12, 2025•13 Day Trip

$10,018 USD

Google Flights

Returning

Sat, Dec 13, 2025•14 Day Trip

$10,018 USD

Google Flights