Are there nonstop flights from Boston (BOS) to Brasília (BSB)?

No. The fastest connection is via Miami, about 10h 13m of total flying time.

What is the fastest connection from Boston (BOS) to Brasília (BSB)?

via Miami ≈ 10h 13m, via Bogota ≈ 10h 16m, via Orlando ≈ 10h 17m (estimated flying time, excluding layovers).

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

Boston Logan International Airport (BOS) to Presidente Juscelino Kubitschek International Airport (BSB)・6,893 km

No nonstop flights. The fastest connection is via Miami (MIA), about 10h 13m of flying time (layover not included).

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

None.

6 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.