Are there nonstop flights from New York (JFK) to Bangkok (DMK)?

No. The fastest connection is via Guangzhou, about 18h 8m of total flying time.

What is the fastest connection from New York (JFK) to Bangkok (DMK)?

via Guangzhou ≈ 18h 8m, via Hong Kong ≈ 18h 15m, via New Delhi ≈ 18h 16m (estimated flying time, excluding layovers).

John F. Kennedy International Airport (JFK) to Don Mueang International Airport (DMK)・13,922 km

No nonstop flights. The fastest connection is via Guangzhou (CAN), about 18h 8m of flying time (layover not included).

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.