Are there nonstop flights from Nairobi (NBO) to Perth (PER)?

No. The fastest connection is via Plaine Magnien, about 11h 34m of total flying time.

What is the fastest connection from Nairobi (NBO) to Perth (PER)?

via Plaine Magnien ≈ 11h 34m, via Johannesburg ≈ 14h 13m, via Bangkok ≈ 15h 46m (estimated flying time, excluding layovers).

from 45,000 JAL miles (economy, one way, based on the published award charts).

Jomo Kenyatta International Airport (NBO) to Perth International Airport (PER)・8,897 km

No nonstop flights. The fastest connection is via Plaine Magnien (MRU), about 11h 34m of flying time (layover not included).

With milesJAL 45,000 miles+ (via DXB)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

6 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.