Are there nonstop flights from London (LHR) to Manaus (MAO)?

No. The fastest connection is via Lisbon, about 11h 3m of total flying time.

What is the fastest connection from London (LHR) to Manaus (MAO)?

via Lisbon ≈ 11h 3m, via Bogota ≈ 13h 4m, via Miami ≈ 13h 56m (estimated flying time, excluding layovers).

from 35,000 ANA miles (economy, one way, based on the published award charts).

London Heathrow Airport (LHR) to Eduardo Gomes International Airport (MAO)・8,243 km

No nonstop flights. The fastest connection is via Lisbon (LIS), about 11h 3m of flying time (layover not included).

With milesANA 35,000 miles+ (via LIS)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

5 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.