Are there nonstop flights from Ajaccio (AJA) to London (LHR)?

No. The fastest connection is via Nice, about 2h 29m of total flying time.

What is the fastest connection from Ajaccio (AJA) to London (LHR)?

via Nice ≈ 2h 29m, via Paris ≈ 2h 30m, via Paris ≈ 2h 30m (estimated flying time, excluding layovers).

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

Ajaccio Napoléon Bonaparte airport (AJA) to London Heathrow Airport (LHR)・1,273 km

No nonstop flights. The fastest connection is via Nice (NCE), about 2h 29m of flying time (layover not included).

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

None.

13 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.