€361 Cheap Flights Denver to Reykjavik (DEN-KEF)

View €361 flight on Tue, 31 Mar 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Reykjavik–Keflavik Intl. Airport (KEF)

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Cheap flights from Denver to Reykjavik (DEN-KEF)

Prices were available within the past 7 days and start at €361 for one-way flights and €477 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Fri, 23 Jan - Thu, 29 Jan
DEN
Denver
KEF
Reykjavik
€477 Return, found 6 days ago
€477
Return
found 6 days ago
Select Icelandair flight, departing Fri, 23 Jan from Denver to Reykjavik, returning Thu, 29 Jan, priced at €477 found 6 days ago
Icelandair
Fri, 3 Apr - Fri, 10 Apr
DEN
Denver
KEF
Reykjavik
€480 Return, just found
€480
Return
just found
Select Icelandair flight, departing Fri, 3 Apr from Denver to Reykjavik, returning Fri, 10 Apr, priced at €480 just found
Lufthansa
Fri, 23 Jan - Thu, 29 Jan
DEN
Denver
KEF
Reykjavik
€513 Return, found 6 days ago
€513
Return
found 6 days ago
Select Lufthansa flight, departing Fri, 23 Jan from Denver to Reykjavik, returning Thu, 29 Jan, priced at €513 found 6 days ago
Lufthansa
Fri, 23 Jan - Tue, 27 Jan
DEN
Denver
KEF
Reykjavik
€522 Return, found 1 day ago
€522
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 23 Jan from Denver to Reykjavik, returning Tue, 27 Jan, priced at €522 found 1 day ago
Icelandair
Sun, 21 Jun - Mon, 29 Jun
DEN
Denver
KEF
Reykjavik
€553 Return, found 6 days ago
€553
Return
found 6 days ago
Select Icelandair flight, departing Sun, 21 Jun from Denver to Reykjavik, returning Mon, 29 Jun, priced at €553 found 6 days ago
Icelandair
Fri, 23 Jan - Tue, 27 Jan
DEN
Denver
KEF
Reykjavik
€578 Return, found 1 day ago
€578
Return
found 1 day ago
Select Icelandair flight, departing Fri, 23 Jan from Denver to Reykjavik, returning Tue, 27 Jan, priced at €578 found 1 day ago
Lufthansa
Fri, 23 Jan - Tue, 27 Jan
DEN
Denver
KEF
Reykjavik
€608 Return, found 1 day ago
€608
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 23 Jan from Denver to Reykjavik, returning Tue, 27 Jan, priced at €608 found 1 day ago
Delta
Fri, 3 Apr - Fri, 10 Apr
DEN
Denver
KEF
Reykjavik
€694 Return, just found
€694
Return
just found
Select Delta flight, departing Fri, 3 Apr from Denver to Reykjavik, returning Fri, 10 Apr, priced at €694 just found
United
Sun, 21 Jun - Mon, 29 Jun
DEN
Denver
KEF
Reykjavik
€720 Return, found 6 days ago
€720
Return
found 6 days ago
Select United flight, departing Sun, 21 Jun from Denver to Reykjavik, returning Mon, 29 Jun, priced at €720 found 6 days ago
Swiss International Air Lines
Sun, 21 Jun - Mon, 29 Jun
DEN
Denver
KEF
Reykjavik
€725 Return, found 6 days ago
€725
Return
found 6 days ago
Select Swiss International Air Lines flight, departing Sun, 21 Jun from Denver to Reykjavik, returning Mon, 29 Jun, priced at €725 found 6 days ago

Find the cheapest month to fly from Denver (DEN) to Reykjavik (KEF)

November is typically the cheapest month to fly

From €342 - €666 per traveller.

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city centre is 45 minutes. Flights from €480
KEF
Keflavik Intl.
Cheapest
Average driving time to city centre45 min
Flights from €480
Denver to Reykjavik route information
Origin airport
Denver Intl.
Destination airport
Keflavik Intl.
Return price
€476
Distance
5693 km
Average flight time
7 hours 25 mins

Perfect flights from Denver to Reykjavik

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Denver to Reykjavik. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Denver Intl. to Keflavik Intl. ticket options cater to your travel preferences, with incredible one-way fares from €361 and roundtrip prices from €477. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Keflavik Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Reykjavik.

Frequently asked questions

How much is a flight from DEN to Keflavik Intl. Airport (KEF)?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Denver Intl. Airport (DEN) to KEF start from €477. Make your booking today to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DEN to Reykjavík–Keflavík Airport?
When it comes to cancellation fees, each airline has different terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from Denver Airport to KEF that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Denver Airport to Keflavik Intl. Airport (KEF) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Denver Airport to Reykjavík–Keflavík Airport?
With a flight distance of 5,700 kilometres from Denver Airport (DEN) to KEF (KEF), this is a long-haul flight. Make sure you keep well hydrated and move around the cabin every so often.
Which airlines fly direct from DEN to Keflavik Intl. Airport (KEF)?
A favourite with many frequent travellers, Icelandair (FI) operates 26 flights every month from DIA airport to KEF. Pick the one that suits your travel plans and book your fare today.
Are DEN to Keflavik Intl. Airport (KEF) flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so there are no guarantees. While last-minute deals between Denver Intl. Airport (DEN) and Keflavik Intl. Airport (KEF) are possible, it also makes sense to keep an eye on prices well before you fly. In fact, some carriers release their prices up to a year prior to the departure date. Expedia is continuously updating the best bargains around, so keep checking back and be ready to secure your seat when fare prices drop.

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