Are there nonstop flights from Zadar (ZAD) to London (LHR)?

No. The fastest connection is via Luxembourg, about 2h 41m of total flying time.

What is the fastest connection from Zadar (ZAD) to London (LHR)?

via Luxembourg ≈ 2h 41m, via Zurich ≈ 2h 42m, via Basel / Mulhouse ≈ 2h 42m (estimated flying time, excluding layovers).

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

Zadar Airport (ZAD) to London Heathrow Airport (LHR)・1,433 km

No nonstop flights. The fastest connection is via Luxembourg (LUX), about 2h 41m of flying time (layover not included).

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

None.

34 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.