Haven't seen this one posted yet:
TRIPLE MQMS ON PAID FIRST CLASS FLIGHTS FROM RALEIGH-DURHAM BETWEEN NOW AND DECEMBER 15, 2011.
Register now to earn
triple MedallionŽ Qualification Miles (MQMs) on paid First Class round-trip flights from Raleigh-Durham (RDU) to New York-LaGuardia (LGA) or Boston (BOS) between now and December 15, 2011. It’s an excellent opportunity to help you reach Medallion status in our award-winning SkyMiles program if you haven’t already. And it’s a great way to get to the next level as an existing Medallion member.
http://dmn.delta.com/ace_offers/rdutriple11/
Eligibility: To participate in this offer, you must be a new or existing SkyMiles member and register at delta.com/raleighmqms by December 15, 2011 (ending 11:59:59 PM, U.S. CST, on 12/15/11); then book and fly nonstop travel originating from Raleigh-Durham/RDU between November 11 and December 15, 2011. Promotional registration is required before taking flight and only tickets purchased on or after November 11, 2011, will qualify for this bonus; existing reservations made prior to November 11, 2011, will not qualify.
Bonus Offer: Purchase and fly on Delta ConnectionŽ marketed/operated nonstop flights originating in Raleigh-Durham/RDU and earn triple MedallionŽ Qualification Miles (MQMs) for each round trip flown in paid First Class (fare classes F/A/P) to New York/LGA or Boston/BOS. Promotion will award Medallion Qualification Milles (MQMs) only. The MQMs are not redeemable and only count towards Medallion status.
Travel Period: Travel must be between November 11 and December 15, 2011. All travel must be completed by December 15, 2011.
The cheapest I find in the month is around $400 RT. It comes out to 15.7cpm which is no great deal, but its nice if you want to fly F and need a little boost out of RDU.