Cheapest return flights from Ontario to Dublin in March from $676

AirHint found the following cheapest return flights from Ontario (ONT) to Dublin (DUB) in March 2026 (see full year).

Return flights

02 Mar - 14 Apr British Airways
02 Mar - 08 Mar British Airways
01 Mar - 09 Mar British Airways
02 Mar - 09 Mar British Airways
04 Mar - 08 Mar British Airways
30 Mar - 05 Apr Iberia
24 Mar - 07 Apr British Airways
25 Mar - 01 Apr British Airways
23 Mar - 03 Apr British Airways
23 Mar - 04 Apr British Airways
02 Mar - 07 Mar British Airways
19 Mar - 31 Mar British Airways
30 Mar - 04 Apr Iberia
25 Mar - 06 Apr British Airways
27 Mar - 05 Apr British Airways
05 Mar - 09 Mar British Airways
08 Mar - 14 Mar British Airways
27 Mar - 03 Apr British Airways
19 Mar - 26 Mar British Airways
20 Mar - 28 Mar Frontier Airlines

Also check the deals for one-way flights from Ontario to Dublin in March.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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