Icelandair
Did you mean flights from Reykjavik (Keflavik) to Seattle / Tacoma?
United States
Seattle–Tacoma International Airport
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Iceland
Keflavík International Airport
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Scan through all non-stop flights from Seattle / Tacoma to Reykjavik (Keflavik). The full flight schedule below gives an overview of all non-stop flights from SEA to KEF, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
The winters in Reykjavik (Keflavik) are cold, with average temperatures usually below 0°C (32°F) and sometimes dropping to -30°C (-22°F). Summers are short and mild. The region is known for its stunning landscapes, untouched nature, and diverse wildlife.
The best time to visit is during the summer months, when you can enjoy abundant daylight and sunshine. For snow and ice enthusiasts, this destination offers year-round snow, though winters can be particularly cold and dark.
In total there are 2 airlines operating nonstop flights from Seattle / Tacoma SEA to Reykjavik (Keflavik) KEF. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their SEA KEF flight schedule.
Flights from SEA to KEF are operated 14 times a week, with an average of 2 flights per day. Departure times vary between 14:35 - 23:25. The earliest flight departs at 14:35, the last flight departs at 23:25. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Seattle / Tacoma to Reykjavik (Keflavik) takes 7 hours and 35 minutes. The flight distance between Seattle / Tacoma and Reykjavik (Keflavik) is 3,609 miles (or 5,808 km).
There are 2 airports in Reykjavik (Keflavik): Keflavík International Airport (KEF) and Reykjavík Airport (RKV).
There are 14 flights per week flying from Seattle / Tacoma to Reykjavik (Keflavik) (as of April 2026).
7 hours and 35 minutes is the average flight time from Seattle / Tacoma to Reykjavik (Keflavik).
The distance from Seattle / Tacoma to Reykjavik (Keflavik) is 3,609 miles (5,808 kilometers).
Alaska and Icelandair are flying nonstop from Seattle / Tacoma to Reykjavik (Keflavik).
Oneworld is currently the only alliance flying nonstop from Seattle / Tacoma to Reykjavik (Keflavik).
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Seattle / Tacoma to Reykjavik (Keflavik):
The earliest flight departs at 14:35 from Seattle / Tacoma and arrives at 06:15 at Reykjavik (Keflavik).
The latest flight departs at 23:25 from Seattle / Tacoma and arrives at 14:00 at Reykjavik (Keflavik).
3,609 miles (5,808 km) · 7h 35m
15:40
06:15
Icelandair
FI 680
Icelandair
Boeing 737 MAX 8
Y
W
J
F
15:40
06:15
Icelandair
FI 680
Icelandair
Boeing 737 MAX 8
Y
W
J
F
19:00
09:25
Icelandair
FI 682
Icelandair
Boeing 737 MAX 8
Y
W
J
F
19:00
09:25
Icelandair
FI 682
Icelandair
Boeing 737 MAX 8
Y
W
J
F
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