Are there nonstop flights from Chicago (ORD) to Kathmandu (KTM)?

No. The fastest connection is via New Delhi, about 16h 7m of total flying time.

What is the fastest connection from Chicago (ORD) to Kathmandu (KTM)?

via New Delhi ≈ 16h 7m, via Istanbul ≈ 17h 35m, via Seoul ≈ 18h 3m (estimated flying time, excluding layovers).

from 40,000 ANA miles, from 47,000 JAL miles (economy, one way, based on the published award charts).

Chicago O'Hare International Airport (ORD) to Tribhuvan International Airport (KTM)・12,237 km

No nonstop flights. The fastest connection is via New Delhi (DEL), about 16h 7m of flying time (layover not included).

With milesANA 40,000 miles+ (via DEL)JAL 47,000 miles+ (via ICN)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

8 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.