New York (LGA) to Chicago (CHI): 731 miles (1,177 km) great-circle, about 2h 00m nonstop by our estimate. Cheapest fare observed: $166 round-trip on Spirit, nonstop, departing May 29, 2026.
$166 round-trip, Spirit NK351, departing 2026-05-29 at 18:29, returning 2026-05-31. The recorded itinerary left on a Friday, returning on a Sunday 2 nights later; the fare was observed 34 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $166, it ranked 5th of the 30 round-trip fares we recorded from LGA (median $323). That is 22.7 cents per great-circle mile (round-trip price over one-way distance), above the LGA median of 17.6 cents across 30 round-trip routes.
Routes from LGA of similar length: Atlanta (761 mi) at $93 and Orlando (945 mi) at $91.
Spirit had the cheapest fare on 6 of 30 LGA routes. It is the 29th longest of the 30 routes we track from LGA.
Of 33 departure airports with a fare to Chicago, New York (LGA) ranked 11th at $166. Lowest: $89 from Atlanta (ATL); highest: $1241 from Nairobi (NBO); 16 nonstop. Cheapest-fare airlines (routes): Frontier (15), Spirit (5), United Airlines (4), American Airlines (2), airline 0O (1) and Alaska Airlines (1), plus 5 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, America/Chicago; flight time is our estimate.