American Airlines just introduced a new bonus offer that will earn you 5,000 to 15,000 AAdvantage Miles for travel on oneworld member, and Joint Business Agreement partner, Iberia Airlines:
Participating Airlines: Iberia Airlines (includes flights sold as an American Airlines flight number, operated by Iberia)
Award: Bonus Miles
Offer: Our enhanced relationship with Iberia Airlines provides you with more options to fly nonstop to Spain and more ways to earn and redeem AAdvantage miles. Now through September 15, 2013, you can earn even more AAdvantage miles when you fly round-trip on Iberia between Boston, Chicago or Los Angeles and Madrid.
Offer Dates: July 2, 2013, through September 15, 2013
Promotion Code: MADIB
From the Terms and Conditions: AAdvantage bonus mile offer is valid for round-trip travel on Iberia and American Airlines marketed/Iberia operated nonstop flights between Boston (BOS), Los Angeles (LAX) or Chicago O’Hare (ORD) and Madrid (MAD) from July 2, 2013, through September 15, 2013. Offer applies only to AAdvantage members who reside in the U.S. and purchase and fly on published fare tickets.
Registration is required before you travel. Go here for complete details.