Last time they had this deal it was 200 points. link

Includes one (1) $20.00 fare saver code for purchase of roundtrip travel on southwest.com. Approximate Retail Value (ARV): $20.00 each. Winner must be 18 years old and legal U.S. resident. $20 discount valid for one-time use at southwest.com off the total amount of any roundtrip purchase before taxes and fees are applied. Purchase must be made between November 1 and December 31, 2009 for travel January 1 through March 12, 2010. The discount is only valid with the provided Promotion Code and cannot be combined with other Promotion Codes or fares available exclusively through the web tool DING!. This promotion applies to all Wanna Get Away fares. This promotion does not include Business Select, Anytime, or Senior Fares. 7-days or more advance purchase may be required and roundtrip purchase is required. Changes made to the itinerary after purchase may eliminate qualifications for this promotion. For complete terms visit www.southwest.com/mycokerewards

Good find but the time period is too soon for me.

Not stackable, right?

Thanks. 50 points is nothing, I have over 1200. Always looking for a deal on coke rewards.