Alaska Airlines Cheap Flights from Seattle to Iceland
Deals on one-way flights from Seattle to Iceland.*
Seattle (SEA)to
Reykjavik (KEF)Seattle (SEA)to
Reykjavik (KEF)Seattle (SEA)to
Reykjavik (KEF)Seattle (SEA)to
Reykjavik (KEF)*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.
One-way low-fare flights Seattle to Iceland.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Seattle (SEA) | Reykjavik (KEF) | One-way | Saver | Depart: Sep 2, 2026 | From $524 Seen: 1 day ago | |
| Seattle (SEA) | Reykjavik (KEF) | One-way | Saver | Depart: Aug 15, 2026 | From $524 Seen: 1 day ago | |
| Seattle (SEA) | Reykjavik (KEF) | One-way | Saver | Depart: Sep 6, 2026 | From $524 Seen: 1 day ago | |
| Seattle (SEA) | Reykjavik (KEF) | One-way | Saver | Depart: Aug 23, 2026 | From $524 Seen: 1 day ago | |
| Seattle (SEA) | Reykjavik (KEF) | One-way | Saver | Depart: Aug 29, 2026 | From $524 Seen: 1 day ago | |
| Seattle (SEA) | Reykjavik (KEF) | One-way | Saver | Depart: Aug 12, 2026 | From $524 Seen: 1 day ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.