Fly from San Francisco to Barcelona for $608 round-trip on Delta.
Searching Delta.com, we found seats departing SFO on Wednesday, November 2, returning from BCN on Thursday, November 10.
Other dates are also available for travel from late October through spring 2017.
See our fare details for booking info.
Need a room in Barcelona? Here's what's available for the above dates on Hotelwatchdog.