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

Return flights

18 Feb - 24 Feb	Lufthansa
18 Feb - 23 Feb	Lufthansa
22 Feb - 03 Mar	United
22 Feb - 03 Mar	Aer Lingus	direct
19 Feb - 24 Feb	Turkish Airlines
27 Feb - 05 Mar	SWISS
12 Feb - 16 Feb	SWISS
21 Feb - 25 Feb	Scandinavian Airlines
23 Feb - 26 Feb	Icelandair
28 Feb - 03 Mar	Turkish Airlines
14 Feb - 18 Feb	Aer Lingus	direct
26 Feb - 03 Mar	Aer Lingus	direct
28 Feb - 03 Mar	Aer Lingus	direct
18 Feb - 23 Feb	Aer Lingus	direct
21 Feb - 25 Feb	Aer Lingus	direct
19 Feb - 24 Feb	United	direct
27 Feb - 03 Mar	United	direct
21 Feb - 23 Mar	KLM
28 Feb - 07 Mar	SWISS
20 Feb - 01 Mar	Air Canada

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

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from Washington to Dublin in February from 471€

Return flights