
Popular airlines from Seattle-Tacoma International Airport (SEA) to Reykjavik
- Icelandair
Icelandair
- Lufthansa
Lufthansa
- British Airways
British Airways
- Alaska Airlines
Alaska Airlines
- Virgin Atlantic
Virgin Atlantic
- American Airlines
American Airlines
- Air Canada
Air Canada
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Today's featured flight deals from Seattle-Tacoma International Airport (SEA) to Reykjavik
- Seattle (SEA) to Reykjavik (KEF).Icelandair, nonstop.Departing on Sun, Nov 16 at 2:35pm from Seattle, arriving on Mon, Nov 17 at 6:15am in Reykjavik.Returning on Thu, Nov 20 at 5:00pm from Reykjavik, arriving at 5:00pm in Seattle.Select Icelandair flight departing on Sun, Nov 16 at 2:35pm from Seattle, returning on Thu, Nov 20 at 5:00pm from Reykjavik priced at $49955% less than typical$499
- Seattle (SEA) to Reykjavik (KEF).Icelandair, nonstop.Departing on Wed, Dec 10 at 2:35pm from Seattle, arriving on Thu, Dec 11 at 6:15am in Reykjavik.Returning on Mon, Dec 15 at 5:00pm from Reykjavik, arriving at 5:00pm in Seattle.Select Icelandair flight departing on Wed, Dec 10 at 2:35pm from Seattle, returning on Mon, Dec 15 at 5:00pm from Reykjavik priced at $49950% less than typical$499
- Seattle (SEA) to Reykjavik (KEF).Icelandair, nonstop.Departing on Tue, Dec 9 at 2:35pm from Seattle, arriving on Wed, Dec 10 at 6:15am in Reykjavik.Returning on Sun, Dec 14 at 5:00pm from Reykjavik, arriving at 5:00pm in Seattle.Select Icelandair flight departing on Tue, Dec 9 at 2:35pm from Seattle, returning on Sun, Dec 14 at 5:00pm from Reykjavik priced at $69930% less than typical$699
- Seattle (SEA) to Reykjavik (KEF).Icelandair, nonstop.Departing on Tue, Dec 9 at 2:35pm from Seattle, arriving on Wed, Dec 10 at 6:15am in Reykjavik.Returning on Sun, Dec 14 at 5:00pm from Reykjavik, arriving at 5:00pm in Seattle.Select Icelandair flight departing on Tue, Dec 9 at 2:35pm from Seattle, returning on Sun, Dec 14 at 5:00pm from Reykjavik priced at $72730% less than typical$727
- Seattle (SEA) to Reykjavik (KEF).Icelandair, nonstop.Departing on Thu, Dec 11 at 2:35pm from Seattle, arriving on Fri, Dec 12 at 6:15am in Reykjavik.Returning on Tue, Dec 16 at 5:00pm from Reykjavik, arriving at 5:00pm in Seattle.Select Icelandair flight departing on Thu, Dec 11 at 2:35pm from Seattle, returning on Tue, Dec 16 at 5:00pm from Reykjavik priced at $79925% less than typical$799
Cheap Flights from Seattle to Reykjavik (SEA-REK)
Prices were available within the past 7 days and start at $402 for one-way flights and $498 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seattle (SEA) to Reykjavik (REK)
October is typically the cheapest month to fly
Alternative airports near Reykjavik
Prices were available within the past 7 days. Prices and availability are subject to change.
Origin airport | Seattle - Tacoma Intl. |
|---|---|
Destination airport | Keflavik Intl. |
Roundtrip price | $498 |
Distance | 3610 mi |
Seattle to Reykjavik Flights
The cheapest times to fly from Seattle to Reykjavik
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Reykjavik are during the month of November. You can find some of the cheapest flights from Seattle to Reykjavik with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Seattle to Reykjavik
Sunday is one of the best days to book for cheap flights from Seattle to Reykjavik: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Seattle to Reykjavik
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $402 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Reykjavik flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Reykjavik airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.