Cheapest return flights from Washington to Dublin in March from $461

Best time to book flights for Washington (IAD) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Dublin (DUB) in March 2025 (see full year).

Return flights

23 Mar - 03 Apr TAP
09 Mar - 16 Mar Scandinavian Airlines
05 Mar - 12 Mar TAP
11 Mar - 18 Mar TAP
05 Mar - 12 Mar Aer Lingus direct
12 Mar - 18 Mar Aer Lingus direct
11 Mar - 18 Mar Aer Lingus direct
23 Mar - 03 Apr Aer Lingus direct
02 Mar - 08 Mar Scandinavian Airlines
06 Mar - 09 Mar Scandinavian Airlines
15 Mar - 19 Mar Scandinavian Airlines
27 Mar - 05 Apr Icelandair
27 Mar - 02 Apr Icelandair
07 Mar - 18 Mar Aer Lingus direct
27 Mar - 02 Apr Aer Lingus direct
25 Mar - 01 Apr United direct
27 Mar - 05 Apr Aer Lingus direct

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

Skyscanner

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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