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

Return flights

26 Nov - 07 Dec	TAP
04 Nov - 18 Nov	Aer Lingus	direct
12 Nov - 19 Nov	Aer Lingus	direct
09 Nov - 15 Nov	Aer Lingus	direct
13 Nov - 20 Nov	Aer Lingus	direct
26 Nov - 07 Dec	Aer Lingus	direct
07 Nov - 14 Nov	Aer Lingus	direct
02 Nov - 09 Nov	Aer Lingus	direct
17 Nov - 24 Nov	Aer Lingus	direct
01 Nov - 07 Nov	Aer Lingus	direct
27 Nov - 04 Dec	Aer Lingus	direct
26 Nov - 30 Nov	Lufthansa
07 Nov - 26 Dec	United
07 Nov - 26 Dec	Aer Lingus	direct
03 Nov - 06 Nov	Aer Lingus	direct

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

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 November from $431

Return flights