Are there nonstop flights from Zurich (ZRH) to Shannon (SNN)?

No. The fastest connection is via London, about 2h 37m of total flying time.

What is the fastest connection from Zurich (ZRH) to Shannon (SNN)?

via London ≈ 2h 37m, via Paris ≈ 2h 38m, via London ≈ 2h 38m (estimated flying time, excluding layovers).

Zürich Airport (ZRH) to Shannon Airport (SNN)・1,372 km

No nonstop flights. The fastest connection is via London (LGW), about 2h 37m of flying time (layover not included).

None.

18 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.