How long is the flight time from Pittsburgh pa to Fiji?

A random search for flights from Pittsburgh (PIT) to Nadi (NAN) shows:

OPTION 1: 23hr 00min via Houston Intercontinental (IAH) & Honolulu (HNL)

PIT - IAH Continental Airlines Flt 2878 Dep 08:15am 02Apr,Fri

IAH - HNL Continental Airlines Flt 0073 Dep 11:45am 02Apr,Fri

HNL - NAN Continental Airlines Flt 0955 Dep 06:30pm 02Apr,Fri

Flight Duration: 18hr 25min; Layover Time: 4hr 35min; Total Trip Time: 23hr 00min