Houston (IAH) to Fort Lauderdale (FLL): 964 miles (1,552 km) great-circle, about 2h 25m nonstop by our estimate. Cheapest fare observed: $150 round-trip on Spirit, with 1 stop, departing May 22, 2026.
$150 round-trip, Spirit NK2731, departing 2026-05-22 at 08:28, returning 2026-05-24. The recorded itinerary left on a Friday, returning on a Sunday 2 nights later; the fare was observed 27 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $150, it ranked 11th of the 30 round-trip fares we recorded from IAH (median $247). That is 15.6 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: Miami (963 mi) at $82 and Chicago (926 mi) at $101.
Spirit had the cheapest fare on 8 of 30 IAH routes. It is the 20th longest of the 30 routes we track from IAH.
Of 28 departure airports with a fare to Fort Lauderdale, Houston (IAH) ranked 12th at $150. Lowest: $64 from Charlotte (CLT); highest: $1825 from Wellington (WLG); 16 nonstop. Cheapest-fare airlines (routes): Frontier (8), Spirit (8), JetBlue (4), WestJet (3), Air Transat (1) and American Airlines (1), plus 3 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.