Cheap return flights from Berlin to the vibrant metropolis of Chicago, the 3rd most populous city of the USA, known for it's gorgeous views of lake michigan, modern hi-tech architecture and world-class museums.
Dino's recommended flight:
Berlin TXL - Chicago - Berlin TXL 12/10 - 25/10 ( 13 nights )
Other dates available:
10,14,15,17/09 - 24,25,26,30/09
04,07/10 - 17,22,28/10
13/10 - 22,25/10