Are there nonstop flights from Shenzhen (SZX) to Washington (DCA)?

No. The fastest connection is via Los Angeles, about 19h 4m of total flying time.

What is the fastest connection from Shenzhen (SZX) to Washington (DCA)?

via Los Angeles ≈ 19h 4m (estimated flying time, excluding layovers).

Shenzhen Bao'an International Airport (SZX) to Ronald Reagan Washington National Airport (DCA)・13,085 km

No nonstop flights. The fastest connection is via Los Angeles (LAX), about 19h 4m of flying time (layover not included).

None.

1 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.