
Book Cheap Icelandair flight from Reykjavik (KEF) to Seattle (SEA) from CA $709
Find The Best Day to Book a Cheap Icelandair Flights From Reykjavik to Seattle
Cheapest Icelandair Flights from Reykjavik (KEF) to Seattle (SEA)
The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $566 round trip and CA $709 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great Icelandair flight from KEF to SEA
To find a great deal on Icelandair flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Icelandair Suðurnesjabær to Seattle gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Icelandair between Suðurnesjabær and Seattle
Icelandair has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Suðurnesjabær to Seattle with Icelandair are December.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Icelandair flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
| Airport code | Country | Airport name | Number of flights | 
|---|---|---|---|
| KEF | ISL | Keflavik Intl. | 23 | 
| SEA | USA | Seattle - Tacoma Intl. | 3 | 
| TPA | USA | Tampa Intl. | 2 | 
| CPH | DNK | Kastrup | 2 | 
| SFO | USA | San Francisco Intl. | 2 | 
| LAX | USA | Los Angeles Intl. | 2 | 
| MCO | USA | Orlando Intl. | 2 | 
| HEL | FIN | Vantaa | 2 | 
| LHR | GBR | Heathrow | 2 | 
| ORD | USA | O'Hare Intl. | 1 | 
Travelers ❤️ these 🏨 after their flight to Seattle

Coast Gateway Hotel
Easy check in
Reviewed on Oct 27, 2025

SureStay Hotel by Best Western SeaTac Airport North
Stayed for one night, I like that the room is bigger that I expected, clean room and friendly staff.
Reviewed on Oct 27, 2025

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
Delicious coffee, comfortable, quiet.
Reviewed on Oct 31, 2025
Want more than a(n) Icelandair Flight from Reykjavik to Seattle?
Popular Icelandair Flight Routes from KEF
Top Icelandair Flight Routes from SEA
Domestic
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