Are there nonstop flights from Patna (PAT) to Indore (IDR)?

No. The fastest connection is via Lucknow, about 2h 19m of total flying time.

What is the fastest connection from Patna (PAT) to Indore (IDR)?

via Lucknow ≈ 2h 19m, via New Delhi ≈ 2h 47m, via Ahmedabad ≈ 2h 54m (estimated flying time, excluding layovers).

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

Jay Prakash Narayan Airport (PAT) to Devi Ahilya Bai Holkar International Airport (IDR)・995 km

No nonstop flights. The fastest connection is via Lucknow (LKO), about 2h 19m of flying time (layover not included).

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

None.

10 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.