Are there nonstop flights from Newark (EWR) to Bangkok (BKK)?

No. The fastest connection is via Oslo, about 18h 11m of total flying time.

What is the fastest connection from Newark (EWR) to Bangkok (BKK)?

via Oslo ≈ 18h 11m, via Stockholm ≈ 18h 11m, via New Delhi ≈ 18h 18m (estimated flying time, excluding layovers).

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

Newark Liberty International Airport (EWR) to Suvarnabhumi Airport (BKK)・13,947 km

No nonstop flights. The fastest connection is via Oslo (OSL), about 18h 11m of flying time (layover not included).

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

None.

27 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.