Are there nonstop flights from New York (LGA) to São Paulo (GRU)?

No. The fastest connection is via Washington, about 10h 26m of total flying time.

What is the fastest connection from New York (LGA) to São Paulo (GRU)?

via Washington ≈ 10h 26m, via Boston ≈ 10h 27m, via Miami ≈ 10h 49m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

LaGuardia Airport (LGA) to São Paulo/Guarulhos–Governor André Franco Montoro International Airport (GRU)・7,681 km

No nonstop flights. The fastest connection is via Washington (IAD), about 10h 26m of flying time (layover not included).

With milesANA 30,000 miles+ (via YUL)JAL 37,000 miles+ (via MIA)Economy, one way, estimate. Tap a connection for miles by cabin.

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.