Are there nonstop flights from Vientiane (VTE) to Sydney (SYD)?

No. The fastest connection is via Ho Chi Minh City, about 10h 7m of total flying time.

What is the fastest connection from Vientiane (VTE) to Sydney (SYD)?

via Ho Chi Minh City ≈ 10h 7m, via Bangkok ≈ 10h 26m, via Singapore ≈ 10h 35m (estimated flying time, excluding layovers).

from 23,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Wattay International Airport (VTE) to Sydney Kingsford Smith International Airport (SYD)・7,734 km

No nonstop flights. The fastest connection is via Ho Chi Minh City (SGN), about 10h 7m of flying time (layover not included).

With milesANA 23,000 miles+ (via BKK)JAL 45,000 miles+ (via WUH)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

18 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.