Lisbon (LIS) to Chicago (ORD) cheap flight deal from $3543 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

$9,028 USD

-61%$3,543 USD

Verified 1 day ago

July 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17$14,971 18$14,965 19$14,965 20$14,968 21$14,965 22$14,965 23$14,965 24$14,918 25$14,965 26$14,918 27$14,965 28$14,964 29$14,918 30$14,918 31$14,918 1$14,918 2$14,927 3$14,965

Limited Availability

13% of dates checked are available within 10% of the lowest price

Tuesday, July 29th, 2025

6 round-trip options

Returning

Sun, Aug 3, 2025•5 Day Trip

$14,968 USD

Google Flights

Returning

Mon, Aug 4, 2025•6 Day Trip

$14,968 USD

Google Flights

Returning

Tue, Aug 5, 2025•7 Day Trip

$14,965 USD

Google Flights

Returning

Wed, Aug 6, 2025•8 Day Trip

$14,968 USD

Google Flights

Returning

Mon, Aug 11, 2025•13 Day Trip

$14,927 USD

Google Flights

Returning

Tue, Aug 12, 2025•14 Day Trip

$14,918 USD

Google Flights