Hadn't seen this posted anywhere!
This is through CO, which of course applies to all of us now
Link to the CO website to register for the offer
Details: Offer valid for travel between Oct. 19, 2011 and Dec. 31, 2011. Valid on Copa Airlines or Copa Airlines Colombia (operated by Aero República) international flights, between Central America and/or Colombia. Eligible classes of service are C, D, Y, B, M, H, Q, K, V, U, S, W, E, L, T and N.
And in case you are wanting to plan a trip, the US cities served by Copa are Los Angeles, Miami, New York and Orlando with Chicago service starting in December.
Here is a link to their current deals:
http://www.copaair.com//sites/US/en/...web-deals.aspx