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

Return flights

04 Feb - 07 Feb	TAP
24 Feb - 05 Mar	TAP
22 Feb - 03 Mar	TAP
18 Feb - 25 Feb	Scandinavian Airlines
03 Feb - 09 Feb	TAP
28 Feb - 05 Mar	Frontier Airlines
21 Feb - 24 Feb	Scandinavian Airlines
08 Feb - 17 Feb	SWISS
12 Feb - 17 Feb	Turkish Airlines
06 Feb - 15 Feb	Icelandair
03 Feb - 10 Feb	Turkish Airlines
24 Feb - 03 Mar	Icelandair
27 Feb - 05 Mar	Turkish Airlines
27 Feb - 04 Mar	Turkish Airlines
27 Feb - 03 Mar	Turkish Airlines
05 Feb - 16 Feb	Turkish Airlines
10 Feb - 16 Feb	Turkish Airlines
11 Feb - 11 Mar	Aer Lingus	direct
22 Feb - 03 Mar	Aer Lingus	direct
20 Feb - 02 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.

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Cheapest return flights from Washington to Dublin in February from $443

Return flights