For travel in spring, fly from Chicago to Barcelona for $682 round-trip on Turkish Airlines.
Searching TurkishAirlines.com, we found seats departing ORD on Tuesday, March 17, returning from BCN on Wednesday, March 25.
Other dates are also available for travel in March.
For booking info, see our Fare Details.
Need a room in Barcelona? Here's a look at what's available on Hotelwatchdog for the above travel dates.
You'll also find rooms going for $61/night at the Axel Hotel Barcelona currently featured on Jetsetter.