Fly nonstop from Chicago to Washington DC for $167 round-trip on Southwest.
Searching Southwest.com, we found seats departing MDW on Thursday, April 16, returning from DCA on Monday, April 20.
Other dates are also available for travel on Mondays through Saturdays, through June 4.
For booking info, see our Fare Details.
Need a room in DC? Here's a look at what's available for the above dates on Hotelwatchdog.
You'll also find rooms going for $169/night at the Palomar currently featured on Jetsetter.