Are there nonstop flights from Srinagar (SXR) to Port Blair (IXZ)?

No. The fastest connection is via New Delhi, about 4h 40m of total flying time.

What is the fastest connection from Srinagar (SXR) to Port Blair (IXZ)?

via New Delhi ≈ 4h 40m, via Kolkata ≈ 4h 42m, via Hyderabad ≈ 5h 11m (estimated flying time, excluding layovers).

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

Srinagar International Airport (SXR) to Veer Savarkar International Airport / INS Utkrosh (IXZ)・3,081 km

No nonstop flights. The fastest connection is via New Delhi (DEL), about 4h 40m 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.

5 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.