For travel over St. Patrick's Day weekend, fly nonstop from New York to Chicago for $303 roundtrip on Delta.
Searching Delta, we found seats departing JFK on Thursday, March 14, returning from ORD on Monday, March 18.
This is a regular economy fare. You'll find these dates going for $273 in basic economy.
See our New York JFK fare listings for a complete look at current finds.
Need a room in Chicago? Here's what's available for the above dates on Hotelwatchdog.