Are there nonstop flights from Ahmedabad (AMD) to Nagpur (NAG)?

Yes. IndiGo, Star Air (India) fly this route. Flight time is about 1h 19m.

What is the fastest connection from Ahmedabad (AMD) to Nagpur (NAG)?

via Indore ≈ 1h 50m, via Nanded ≈ 2h 6m, via Pune ≈ 2h 19m (estimated flying time, excluding layovers).

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

Sardar Vallabh Patel International Airport (AMD) to Dr. Babasaheb Ambedkar International Airport (NAG)・697 km

Nonstop flights available (2 airlines). Flight time about 1h 19m. Nonstop return flights also operate.

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

9 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.