Are there nonstop flights from Rotterdam (RTM) to Zagreb (ZAG)?

No. The fastest connection is via Pula, about 2h 28m of total flying time.

What is the fastest connection from Rotterdam (RTM) to Zagreb (ZAG)?

via Pula ≈ 2h 28m, via Zadar ≈ 2h 37m, via Split ≈ 2h 48m (estimated flying time, excluding layovers).

Rotterdam The Hague Airport (RTM) to Zagreb Franjo Tuđman International Airport (ZAG)・1,094 km

No nonstop flights. The fastest connection is via Pula (PUY), about 2h 28m of flying time (layover not included).

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.