United Airlines is offering flights to Boston for $1254. The Boston flight is the cheapest flight posted here by $34. Dates are October & November.
You can work the flights to arrive in Boston and leave from Washington D.C. Example(google.com). Loads of cheap busses that go from Boston -> NYC (~4 hours) and NYC-> Washington D.C. Downside is the US dollar is expensive at the moment.
- Boston(google.com)
- Washington D.C.(google.com)
- Newark(google.com)
via Scott's Cheap Flights(scottscheapflights.com)