Are there nonstop flights from Boston (BOS) to Ho Chi Minh City (SGN)?

No. The fastest connection is via Beijing, about 17h 43m of total flying time.

What is the fastest connection from Boston (BOS) to Ho Chi Minh City (SGN)?

via Beijing ≈ 17h 43m, via Hong Kong ≈ 17h 49m, via Seoul ≈ 18h 6m (estimated flying time, excluding layovers).

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

Boston Logan International Airport (BOS) to Tan Son Nhat International Airport (SGN)・14,097 km

No nonstop flights. The fastest connection is via Beijing (PEK), about 17h 43m of flying time (layover not included).

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

None.

14 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.