Fly from Chicago to Budapest for $623 round-trip on LOT Polish Airlines.
Seen below, we found seats departing ORD on Wednesday, September 9, returning from BUD on Thursday, September 17. Flights connect via Warsaw WAW.
Other dates are also available for travel from late August through late March.
See our Fare Details for booking info.
Need a room in Budapest? Here's a look at what's available for the above dates on Hotelwatchdog.