Are there nonstop flights from Marseille (MRS) to Sainte-Marie (RUN)?

Yes. Corsair International fly this route. Flight time is about 10h 51m.

What is the fastest connection from Marseille (MRS) to Sainte-Marie (RUN)?

via Dzaoudzi ≈ 11h 27m, via Plaine Magnien ≈ 11h 44m, via Lyon ≈ 11h 52m (estimated flying time, excluding layovers).

from 45,000 JAL miles (economy, one way, based on the published award charts).

Marseille Provence Airport (MRS) to Roland Garros Airport (RUN)・8,802 km

Nonstop flights available (1 airline). Flight time about 10h 51m. Nonstop return flights also operate.

With milesJAL 45,000 miles+ (via CDG)Economy, one way, estimate. Tap a connection for miles by cabin.

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.