Are there nonstop flights from Leh (IXL) to Mumbai (BOM)?

Yes. IndiGo, SpiceJet fly this route. Flight time is about 2h 33m.

What is the fastest connection from Leh (IXL) to Mumbai (BOM)?

via Chandigarh ≈ 3h 3m, via New Delhi ≈ 3h 4m, via Jammu ≈ 3h 9m (estimated flying time, excluding layovers).

from 15,000 ANA miles (economy, one way, based on the published award charts).

Leh Kushok Bakula Rimpochee Airport (IXL) to Chhatrapati Shivaji Maharaj International Airport (BOM)・1,736 km

Nonstop flights available (2 airlines). Flight time about 2h 33m. Nonstop return flights also operate.

With milesANA 15,000 miles+ (via IXC)Economy, one way, estimate. Tap a connection for miles by cabin.

4 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.