Are there nonstop flights from Shannon (SNN) to Toronto (YYZ)?

No. The fastest connection is via Boston, about 7h 19m of total flying time.

What is the fastest connection from Shannon (SNN) to Toronto (YYZ)?

via Boston ≈ 7h 19m, via Newark ≈ 7h 30m, via New York ≈ 7h 31m (estimated flying time, excluding layovers).

from 27,500 ANA miles (economy, one way, based on the published award charts).

Shannon Airport (SNN) to Toronto Pearson International Airport (YYZ)・5,119 km

No nonstop flights. The fastest connection is via Boston (BOS), about 7h 19m of flying time (layover not included).

With milesANA 27,500 miles+ (via EWR)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

NEWStarting soon: Air Canada

16 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.