Yeah, yeah, yeah. We already posted a Fare of the Day, but then this came along and we couldn't resist.
Washington DC to Las Vegas $146 round-trip, incl. all taxes
This fare is valid for travel on Tuesdays, Wednesdays, and Saturdays, with a 330-day travel period. Requires an advance purchase of 21 days. Available to/from both Dulles and Reagan National.