Cheapest return flights from Washington to Dublin in March from $356

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

Return flights

02 Mar - 09 Mar Icelandair
10 Mar - 19 Mar Icelandair
02 Mar - 09 Mar Aer Lingus direct
14 Mar - 21 Mar Scandinavian Airlines
11 Mar - 18 Mar Scandinavian Airlines
14 Mar - 24 Mar Scandinavian Airlines
30 Mar - 06 Apr Aer Lingus direct
17 Mar - 31 Mar TAP
22 Mar - 29 Mar Icelandair
26 Mar - 02 Apr Scandinavian Airlines
15 Mar - 22 Mar TAP
31 Mar - 07 Apr Aer Lingus direct
17 Mar - 24 Mar Icelandair
28 Mar - 02 Apr Icelandair
26 Mar - 03 Apr Scandinavian Airlines
26 Mar - 03 Apr Aer Lingus direct
26 Mar - 02 Apr Aer Lingus direct
27 Mar - 03 Apr Aer Lingus direct
28 Mar - 02 Apr Aer Lingus direct

Also check the deals for one-way flights from Washington 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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