Are there nonstop flights from Zagreb (ZAG) to Southend-on-Sea (SEN)?

No. The fastest connection is via Munich, about 2h 32m of total flying time.

What is the fastest connection from Zagreb (ZAG) to Southend-on-Sea (SEN)?

via Munich ≈ 2h 32m, via Paris ≈ 2h 38m, via Amsterdam ≈ 2h 39m (estimated flying time, excluding layovers).

Zagreb Franjo Tuđman International Airport (ZAG) to London Southend Airport (SEN)・1,298 km

No nonstop flights. The fastest connection is via Munich (MUC), about 2h 32m of flying time (layover not included).

None.

7 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.