Are there nonstop flights from New York (LGA) to Belém (BEL)?

No. The fastest connection is via Fort Lauderdale, about 8h 25m of total flying time.

What is the fastest connection from New York (LGA) to Belém (BEL)?

via Fort Lauderdale ≈ 8h 25m, via Miami ≈ 8h 27m (estimated flying time, excluding layovers).

LaGuardia Airport (LGA) to Val de Cans/Júlio Cezar Ribeiro International Airport (BEL)・5,346 km

No nonstop flights. The fastest connection is via Fort Lauderdale (FLL), about 8h 25m of flying time (layover not included).

None.

2 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.