Fly nonstop from Chicago to Frankfurt for $519 round-trip on Lufthansa.
Seen below, we found seats departing ORD on Sunday, November 27, returning from FRA on Monday, December 5.
Other dates are also available for travel in fall/winter.
See our fare details for booking info.
Need a room in Frankfurt? Here's what's available for the above dates on Hotelwatchdog.