Chicago (ORD) to Lisbon (LIS) flight deal from $448 USD in economy class

BABritish Airways

Round Trip•Economy

ORD

O'Hare International Airport

Chicago, United States

LIS

Portela Airport

Lisbon, Portugal

$880 USD

-49%$448 USD

Verified Dec 1, 2025 at 1:17 AM

January 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$818 30$512 31$448 1$561 2$768 3$1,068 4$876 5$856 6$573 7$511 8$561 9$561 10$561 11$511 12$448 13$448 14$448 15$498 16$498 17$498 18$448 19$448 20$448 21$448 22$498 23$498 24$504 25$454 26$454 27$448 28$448 29$498 30$498 31$498 1

Rare Availability

6% of dates checked are available within 10% of the lowest price

Friday, January 2nd, 2026

10 round-trip options

Returning

Wed, Jan 7, 2026•5 Day Trip

$1,747 USD

Google Flights

Returning

Thu, Jan 8, 2026•6 Day Trip

$883 USD

Google Flights

Returning

Fri, Jan 9, 2026•7 Day Trip

$958 USD

Google Flights

Returning

Sat, Jan 10, 2026•8 Day Trip

$1,018 USD

Google Flights

Returning

Sun, Jan 11, 2026•9 Day Trip

$1,157 USD

Google Flights

Returning

Mon, Jan 12, 2026•10 Day Trip

$858 USD

Google Flights

Returning

Tue, Jan 13, 2026•11 Day Trip

$768 USD

Google Flights

Returning

Wed, Jan 14, 2026•12 Day Trip

$778 USD

Google Flights

Returning

Thu, Jan 15, 2026•13 Day Trip

$776 USD

Google Flights

Returning

Fri, Jan 16, 2026•14 Day Trip

$785 USD

Google Flights