Icelandair
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United States
Denver International Airport
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Iceland
Keflavík International Airport
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Scan through all non-stop flights from Denver to Reykjavik (Keflavik). The full flight schedule below gives an overview of all non-stop flights from DEN 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.
Currently, there is only one airline operating non-stop flights from Denver DEN to Reykjavik (Keflavik) KEF, which is Icelandair. 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 DEN KEF flight schedule.
Flights from DEN to KEF are operated 5 times a week, with an average of 1 flight per day. Departure times vary between 15:40 - 20:10. The earliest flight departs at 15:40, the last flight departs at 20:10. 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 Denver to Reykjavik (Keflavik) takes 7 hours and 20 minutes. The flight distance between Denver and Reykjavik (Keflavik) is 3,556 miles (or 5,723 km).
There are 2 airports in Reykjavik (Keflavik): Keflavík International Airport (KEF) and Reykjavík Airport (RKV).
There are 5 flights per week flying from Denver to Reykjavik (Keflavik) (as of April 2026).
7 hours and 20 minutes is the average flight time from Denver to Reykjavik (Keflavik).
The distance from Denver to Reykjavik (Keflavik) is 3,556 miles (5,723 kilometers).
Icelandair is the only airline flying nonstop from Denver to Reykjavik (Keflavik).
There are no alliances flying direct from Denver to Reykjavik (Keflavik) at the moment.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Denver to Reykjavik (Keflavik):
The earliest flight departs at 15:40 from Denver and arrives at 06:05 at Reykjavik (Keflavik).
The latest flight departs at 20:10 from Denver and arrives at 09:25 at Reykjavik (Keflavik).
3,556 miles (5,723 km) · 7h 20m
16:40
06:00
Icelandair
FI 670
Icelandair
Boeing 757-200 (winglets)
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