Originally Posted by seoulmanjr
Anyway, I'll be getting the Silver status from flying CO from DC to Houston so damn much to see my girlfriend and NW a few times a year to Asia and Canada. I expect that I'll keep flying CO for those flights to Houston since they are the cheapest non-stops from WAS-IAH available.
DCA is a tough market for upgrades. Consider flying DCA-DTW-IAH. In addition to the 100% EQM credit towards NW (vs. 50% on CO), I think that may be an easier upgrade for you.