Gate 1 Travel offers a Madrid and Barcelona 6-Night Flight and Hotel Package for Two with prices starting at $2,598 via coupon code "DHMBR100", as provided by Dunhill Travel. That's the lowest current price we could find for comparable packages by $260. This price is based on departure from New York, NY, (NYC) with arrival in Madrid, Spain, (MAD) on December 10; other departure cities are available for an additional cost. This deal includes roundtrip airfare, 3-night hotel stay in Madrid, train travel to Barcelona, 3-night hotel stay in Barcelona, hotel taxes, and more. Book this travel deal by August 6.
There's a less expensive way, and then there's the way that works for you. The two may not be the same.