Cheapest return flights from Ottawa to Dublin in March from $450

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

Return flights

06 Mar - 14 Mar WestJet
18 Mar - 04 Apr WestJet
09 Mar - 17 Mar WestJet
09 Mar - 16 Mar Air Canada
24 Mar - 31 Mar Air Canada
03 Mar - 10 Mar Aer Lingus
10 Mar - 17 Mar Aer Lingus
23 Mar - 30 Mar Air Canada
21 Mar - 30 Mar Air Canada
25 Mar - 01 Apr Lufthansa
25 Mar - 03 Apr Aer Lingus
17 Mar - 24 Mar Air Canada
11 Mar - 18 Mar Lufthansa
27 Mar - 03 Apr Air Canada

Also check the deals for one-way flights from Ottawa 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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