Cheapest return flights from Newark to Shannon in March from $649

AirHint found the following cheapest return flights from Newark (EWR) to Shannon (SNN) in March 2026 (see full year).

Return flights

19 Mar - 06 Apr Air Canada
20 Mar - 29 Mar Scandinavian Airlines
04 Mar - 11 Mar TAP
05 Mar - 11 Mar Air Canada
29 Mar - 08 Apr TAP
25 Mar - 01 Apr Spirit Airlines
05 Mar - 08 Mar Air Canada
05 Mar - 09 Mar Air Canada
20 Mar - 22 Mar TAP
24 Mar - 07 Apr British Airways
04 Mar - 08 Mar British Airways
14 Mar - 19 Mar British Airways
01 Mar - 07 Mar British Airways
18 Mar - 23 Mar British Airways
28 Mar - 12 Apr British Airways

Also check the deals for one-way flights from Newark to Shannon 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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