United Airlines offers roundtrip flights to New York City from select cities in the U.S. with prices starting at $142, as provided by ShermansTravel. (Click on "" in the main paragraph to see this sale; all taxes are included.) That's the lowest rate we could find for select routes by $20. This price is valid on flights departing from Boston, MA, (BOS) with arrival in Newark, NJ, (EWR) on June 25 with return on July 1. Book this travel deal by May 31 for travel June 1 through July 31. Other notable deals:

New Orleans (MSY) to New York (LGA) from $214

West Palm Beach (PBI) to Newark (EWR) from $236

Pittsburg (PIT) to Newark (EWR) from $278

see all available United fares to New York