Are there nonstop flights from Haikou (HAK) to Shanghai (SHA)?

Yes. Hainan Airlines, Juneyao Air, Shanghai Airlines fly this route. Flight time is about 2h 27m.

What is the fastest connection from Haikou (HAK) to Shanghai (SHA)?

via Guangzhou ≈ 2h 57m, via Shenzhen ≈ 2h 57m, via Ganzhou ≈ 2h 58m (estimated flying time, excluding layovers).

from 10,000 ANA miles, from 15,000 JAL miles (economy, one way, based on the published award charts).

Haikou Meilan International Airport (HAK) to Shanghai Hongqiao International Airport (SHA)・1,659 km

Nonstop flights available (3 airlines). Flight time about 2h 27m. Nonstop return flights also operate.

With milesANA 10,000 miles+ (via CAN)JAL 15,000 miles+ (via HKG)Economy, one way, estimate. Tap a connection for miles by cabin.

47 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.