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Denver (DEN) to Reykjavik (KEF) flight prices
A quick snapshot of Denver (DEN) to Reykjavik (KEF) fares — lowest and typical prices plus the cheapest months and weekdays to fly, the airlines on the route and the usual duration for travel from United States to Iceland.
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Price graph and price trends for Denver International-Keflavík International Airport
Weekly price trend
USD 367–377
USD 378–388
USD 389–398
USD 399–409
USD 410–421
Monthly price summary
JuneMost expensive
JulyBest price
Ticket prices for Denver to Reykjavik (June 2026 - July 2026) are shown here with weekly or monthly averages to indicate cheaper and more expensive periods.
Source: Flightprices.com & Kayak.com
Forecast updated: September 17, 2025.
Forecast updated: September 17, 2025.
Flight information
DEN → KEF
Flight frequency
7 flights/week
Type
Direct flight
Duration
7 hours
25 minutes
Airlines with non-stop flights on this route:
Icelandair
FAQ – Denver (DEN) → Reykjavik (KEF)
No dedicated low-cost airlines fly directly between Denver and Reykjavik.
Instead, full-service carriers such as Icelandair operate this route.
Usually yes, but not always. Check both options — you can easily switch between them in our widget.
For domestic routes like DEN-KEF, good deals often appear a few weeks out. Watch for sales and avoid peak dates.
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Denver (DEN)
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Reykjavik (KEF)
