How long is flight Birmingham to Hawaii?

A random search for flights from Birmingham (BHX) to Honolulu (HNL) shows:

OPTION 1: 20hr 25min via Newark Liberty (EWR)

BHX - EWR Continental Airlines Flt 27 Dep 09:00am 15Jan,Fri

EWR - HNL Continental Airlines Flt 15 Dep 01:35pm 15Jan,Fri

Flight Duration: 18hr 50min; Layover Time: 1hr 35min; Total Trip Time: 20hr 25min