Are there nonstop flights from Santiago de Compostela (SCQ) to Heraklion (HER)?

No. The fastest connection is via Barcelona, about 4h 31m of total flying time.

What is the fastest connection from Santiago de Compostela (SCQ) to Heraklion (HER)?

via Barcelona ≈ 4h 31m, via Palma de Mallorca ≈ 4h 34m, via Geneva ≈ 4h 46m (estimated flying time, excluding layovers).

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

Santiago-Rosalía de Castro Airport (SCQ) to Heraklion International Nikos Kazantzakis Airport (HER)・2,995 km

No nonstop flights. The fastest connection is via Barcelona (BCN), about 4h 31m of flying time (layover not included).

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

None.

12 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.