Fly from Chicago to Paris for $647 round-trip on LOT Polish Airlines.
Seen below, we found seats departing ORD on Tuesday, October 18, returning from CDG on Tuesday, October 25. Flights connect via Warsaw WAW.
Other dates are also available for travel from October through March.
See our Chicago ORD fare listings for a complete look at current finds.
Need a room in Paris? Here's what's available for the above dates on Hotelwatchdog.