Are there nonstop flights from Chicago (ORD) to Belgrade (BEG)?

Yes. Air Serbia fly this route. Flight time is about 9h 56m.

What is the fastest connection from Chicago (ORD) to Belgrade (BEG)?

via Frankfurt am Main ≈ 10h 26m, via Amsterdam ≈ 10h 27m, via Munich ≈ 10h 27m (estimated flying time, excluding layovers).

from 27,500 ANA miles, from 47,000 JAL miles (economy, one way, based on the published award charts).

Chicago O'Hare International Airport (ORD) to Belgrade Nikola Tesla Airport (BEG)・8,022 km

Nonstop flights available (1 airline). Flight time about 9h 56m. Nonstop return flights also operate.

With milesANA 27,500 miles+ (via FRA)JAL 47,000 miles+ (via DOH)Economy, one way, estimate. Tap a connection for miles by cabin.

24 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.