₩1,052,900 Cheap Flights from Denver (DEN) to Reykjavik (KEF)

View ₩1,052,900 flight on Wed, Jul 1, 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 ₩1,052,900 for one-way flights and ₩1,202,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,202,000 Roundtrip, found 1 hour ago
₩1,202,000
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,202,000 found 1 hour ago
Air Canada
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,203,300 Roundtrip, found 1 hour ago
₩1,203,300
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,203,300 found 1 hour ago
Air Canada
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,211,200 Roundtrip, found 1 hour ago
₩1,211,200
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,211,200 found 1 hour ago
United
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,212,500 Roundtrip, found 1 hour ago
₩1,212,500
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,212,500 found 1 hour ago
United
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,411,200 Roundtrip, found 1 hour ago
₩1,411,200
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,411,200 found 1 hour ago
United
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,412,500 Roundtrip, found 1 hour ago
₩1,412,500
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,412,500 found 1 hour ago
United
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,420,400 Roundtrip, found 1 hour ago
₩1,420,400
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,420,400 found 1 hour ago
WestJet
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,502,100 Roundtrip, found 1 hour ago
₩1,502,100
Roundtrip
found 1 hour ago
Select WestJet flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,502,100 found 1 hour ago
Delta
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,653,900 Roundtrip, found 1 hour ago
₩1,653,900
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,653,900 found 1 hour ago
Brussels Airlines
Wed, Jul 1 - Wed, Jul 8
DEN
Denver
KEF
Reykjavik
₩1,787,800 Roundtrip, found 1 hour ago
₩1,787,800
Roundtrip
found 1 hour ago
Select Brussels Airlines flight, departing Wed, Jul 1 from Denver to Reykjavik, returning Wed, Jul 8, priced at ₩1,787,800 found 1 hour ago

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

November is typically the cheapest month to fly

From ₩553,950 - ₩1,498,080 per traveler.

Graph displaying average flight prices per month

Flights from Denver (DEN) to Reykjavik (KEF)
Origin airport
Denver Intl.
Destination airport
Keflavik Intl.
Roundtrip price
₩1,202,000
Distance
5693 km
Average flight time
13 hours 17 mins

Denver to Suðurnesjabær Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Denver to Suðurnesjabær will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Suðurnesjabær.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with DEN to KEF flights that won’t make your bank account wince. Ready to temporarily leave behind Denver for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to KEF with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

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 ₩1,202,000. 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 kilometers 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 favorite with many frequent travelers, 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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