Are there nonstop flights from London (LHR) to Jerez de la Frontera (XRY)?

No. The fastest connection is via Bilbao, about 3h of total flying time.

What is the fastest connection from London (LHR) to Jerez de la Frontera (XRY)?

via Bilbao ≈ 3h, via Madrid ≈ 3h 1m, via Barcelona ≈ 3h 22m (estimated flying time, excluding layovers).

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

London Heathrow Airport (LHR) to Jerez Airport (XRY)・1,696 km

No nonstop flights. The fastest connection is via Bilbao (BIO), about 3h of flying time (layover not included).

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

None.

15 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.