Are there nonstop flights from Marseille (MRS) to Seoul (ICN)?

No. The fastest connection is via Wrocław, about 11h 52m of total flying time.

What is the fastest connection from Marseille (MRS) to Seoul (ICN)?

via Wrocław ≈ 11h 52m, via Prague ≈ 11h 52m, via Munich ≈ 11h 53m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Marseille Provence Airport (MRS) to Incheon International Airport (ICN)・9,245 km

No nonstop flights. The fastest connection is via Wrocław (WRO), about 11h 52m of flying time (layover not included).

With milesANA 30,000 miles+ (via MUC)JAL 37,000 miles+ (via CDG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

20 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.