May is by far the best month, wherein you can get cheapest flights for Denver to Keflavik. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Denver
16:40
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
06:00
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
16:45
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
08:30
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
10:48
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
06:20
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
16:10
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
07:40
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
12:35
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
09:30
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
10:48
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
07:40
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
10:48
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
07:40
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
16:10
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
07:40
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
11:15
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
08:30
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
11:46
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
06:05
Keflavik
Keflavik International Airport
Wed, 13 May 2026

Denver
11:46
Denver
Denver International Airport
Tue , 12 May 2026

Keflavik
06:05
Keflavik
Keflavik International Airport
Wed, 13 May 2026










Flying from Denver to Keflavik has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Denver to Keflavik is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Denver International Airport (DEN) and Keflavik International Airport (KEF). You can expect a flight distance of approximately km, and most direct services cover it in around 17:41.
Let’s take a closer look at everything you need to know before booking your flight from Denver to Keflavik.
| Flight Details | Information |
|---|---|
| Route Distance | km |
| Average Flight Time | 17:41 hrs |
| Departure Airport | Denver International Airport (DEN) |
| Arrival Airport | Keflavik International Airport (KEF) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | YES |
| Common Airlines | Icelandair, United Airlines, Delta Airlines, Air France |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.