Are there nonstop flights from St Louis (STL) to Memphis (MEM)?

No. The fastest connection is via Nashville, about 1h 54m of total flying time.

What is the fastest connection from St Louis (STL) to Memphis (MEM)?

via Nashville ≈ 1h 54m, via Chicago ≈ 2h 24m, via Chicago ≈ 2h 25m (estimated flying time, excluding layovers).

from 12,000 JAL miles, from 15,000 ANA miles (economy, one way, based on the published award charts).

St. Louis Lambert International Airport (STL) to Frederick W. Smith International Airport (MEM)・413 km

No nonstop flights. The fastest connection is via Nashville (BNA), about 1h 54m of flying time (layover not included).

With milesJAL 12,000 miles+ (via ORD)ANA 15,000 miles+ (via ORD)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

4 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.