Cheap flights from Chicago to Lisbon, Portugal for only $343 roundtrip with United Airlines and Lufthansa.
The example dates listed below range between $343 and $353 roundtrip.
DEPART:
Chicago, USA
ARRIVE:
Lisbon, Portugal
RETURN:
Chicago, USA
DATES:
Availability from October 2022 to April 2023 (excluding Christmas/New Year)
26th Oct – 2nd Nov
28th Oct – 4th Nov
16th-23rd Nov
1st-8th Dec
8th-15th Dec
18th-25th Jan
25th Jan – 1st Feb
27th Jan – 3rd Feb
3rd-10th Feb
8th-15th Feb
9th-16th Feb
10th-17th Feb
13th-20th Feb
18th-25th Feb
19th-26th Feb
28th Mar – 4th Apr
29th Mar – 5th Apr
19th-26th Apr
and more…
STOPS:
Washington DC/Munich
AIRLINES:
United Airlines
Lufthansa