Houston (IAH) to New York (NYC): 1,415 miles (2,278 km) great-circle, about 3h 20m nonstop by our estimate. Cheapest fare observed: $143 round-trip on Spirit, nonstop, departing June 24, 2026.
$143 round-trip, Spirit NK1936, departing 2026-06-24 at 07:00, returning 2026-07-07. The recorded itinerary left on a Wednesday, returning on a Tuesday 13 nights later; the fare was observed 60 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $143, it ranked 8th of the 30 round-trip fares we recorded from IAH (median $247). That is 10.1 cents per great-circle mile (round-trip price over one-way distance), below the IAH median of 17.9 cents across 30 round-trip routes.
Routes from IAH of similar length: Los Angeles (1,376 mi) at $145 and Managua (1,366 mi) at $559.
Spirit had the cheapest fare on 8 of 30 IAH routes. It is the 11th longest of the 30 routes we track from IAH.
Of 50 departure airports with a fare to New York, Houston (IAH) ranked 9th at $143. Lowest: $95 from Miami (MIA); highest: $1609 from Auckland (AKL); 18 nonstop. Cheapest-fare airlines (routes): Spirit (8), Frontier (7), Alaska Airlines (3), JetBlue (3), Southwest (3) and Air Canada (2), plus 20 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, America/New_York; flight time is our estimate.