Are there nonstop flights from London (LHR) to Manchester (MHT)?

No. The fastest connection is via Philadelphia, about 8h 15m of total flying time.

What is the fastest connection from London (LHR) to Manchester (MHT)?

via Philadelphia ≈ 8h 15m, via Baltimore ≈ 8h 35m, via Washington ≈ 8h 44m (estimated flying time, excluding layovers).

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

London Heathrow Airport (LHR) to Manchester-Boston Regional Airport (MHT)・5,230 km

No nonstop flights. The fastest connection is via Philadelphia (PHL), about 8h 15m of flying time (layover not included).

With milesJAL 37,000 miles+ (via CLT)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

9 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.