How long is a flight from Kuwait to Trivandrum?

A random search for flights from Kuwait (KWI) to Thiruvananthapuram (TRV) shows:

OPTION 1: 5hr 05min Nonstop
KWI - TRV Kuwait Airways Flt 331 Dep 09:00pm Mon/Wed/Sat
Flight Duration: 5hr 05min

OPTION 2: 7hr 00min via Abu Dhabi (AUH)
KWI - AUH Etihad Airways Flt 304 Dep 06:00pm 18Feb,Thu
AUH - TRV Etihad Airways Flt 272 Dep 09:55pm 18Feb,Thu
Flight Duration: 5hr 45min; Layover Time: 1hr 15min; Total Trip Time: 7hr 00min

OPTION 3: 7hr 50min via Bahrain (BAH)
KWI - BAH Gulf Air Flt 216 Dep 05:55pm 18Feb,Thu
BAH - TRV Gulf Air Flt 060 Dep 09:00pm 18Feb,Thu
Flight Duration: 5hr 50min; Layover Time: 2hr 00min; Total Trip Time: 7hr 50min

OPTION 4: 9hr 00min via Doha (DOH)
KWI - DOH Qatar Airways Flt 135 Dep 04:30pm 18Feb,Thu
DOH - TRV Qatar Airways Flt 240 Dep 09:10pm 18Feb,Thu
Flight Duration: 5hr 35min; Layover Time: 3hr 25min; Total Trip Time: 9hr 00min