AirHint found the following cheapest one-way flights from Seattle (SEA) to Dublin (DUB) in February 2026 (see full year).
One-Way flights
| 25 Feb | Icelandair | ||
| 24 Feb | Icelandair | ||
| 27 Feb | Icelandair | ||
| 26 Feb | Frontier Airlines | ||
| 16 Feb | Icelandair | ||
| 18 Feb | Icelandair | ||
| 15 Feb | KLM | ||
| 20 Feb | Alaska Airlines | ||
| 19 Feb | Air Canada | ||
| 25 Feb | Aer Lingus | direct |
Also check the deals for return flights from Seattle to Dublin in February.
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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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