Cheapest return flights from Washington to Dublin in March from $414

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 2026 (see full year).

Return flights

02 Mar - 16 Mar TAP
29 Mar - 04 Apr Icelandair
28 Mar - 04 Apr Icelandair
02 Mar - 16 Mar United direct
27 Mar - 03 Apr United direct
29 Mar - 05 Apr SWISS
29 Mar - 11 Apr Icelandair
29 Mar - 04 Apr United direct
29 Mar - 11 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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