S$607 Cheap Flights from Denver to Reykjavik

View S$607 flight on Thu, 16 Jul, 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 S$607 for one-way flights and S$923 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$923 Return, found 3 days ago
S$923
Return
found 3 days ago
Select Icelandair flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$923 found 3 days ago
Icelandair
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$949 Return, found 3 days ago
S$949
Return
found 3 days ago
Select Icelandair flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$949 found 3 days ago
Icelandair
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$1,128 Return, found 3 days ago
S$1,128
Return
found 3 days ago
Select Icelandair flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$1,128 found 3 days ago
Icelandair
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$1,153 Return, found 3 days ago
S$1,153
Return
found 3 days ago
Select Icelandair flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$1,153 found 3 days ago
United
Mon, 1 Jun - Sat, 6 Jun
DEN
Denver
KEF
Reykjavik
S$1,339 Return, found 6 days ago
S$1,339
Return
found 6 days ago
Select United flight, departing Mon, 1 Jun from Denver to Reykjavik, returning Sat, 6 Jun, priced at S$1,339 found 6 days ago
Icelandair
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$1,340 Return, found 3 days ago
S$1,340
Return
found 3 days ago
Select Icelandair flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$1,340 found 3 days ago
United
Mon, 1 Jun - Sat, 6 Jun
DEN
Denver
KEF
Reykjavik
S$1,343 Return, found 6 days ago
S$1,343
Return
found 6 days ago
Select United flight, departing Mon, 1 Jun from Denver to Reykjavik, returning Sat, 6 Jun, priced at S$1,343 found 6 days ago
Air Canada
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$1,353 Return, found 3 days ago
S$1,353
Return
found 3 days ago
Select Air Canada flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$1,353 found 3 days ago
Delta
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$1,383 Return, found 3 days ago
S$1,383
Return
found 3 days ago
Select Delta flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$1,383 found 3 days ago
KLM
Thu, 16 Jul - Thu, 15 Oct
DEN
Denver
KEF
Reykjavik
S$1,419 Return, found 3 days ago
S$1,419
Return
found 3 days ago
Select KLM flight, departing Thu, 16 Jul from Denver to Reykjavik, returning Thu, 15 Oct, priced at S$1,419 found 3 days ago

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 S$923. 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.

Travel information

Origin airport
Denver Intl.
Destination airport
Keflavik Intl.
Return price
S$923
Distance
5693 km
Average flight time
13 hours 17 mins

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Perfect flights from Denver to Reykjavik

Your Journey from Denver to Reykjavik

Start your unforgettable journey with Expedia. Our broad selection of flights from Denver to Reykjavik caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Icelandair, WestJet, Delta, United, Air Canada, KLM, Air France. Our selection of flights from Denver Intl. to Keflavik Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

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Experience the joy of finding cheap flights from Denver Intl. to Keflavik Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$607 and roundtrip prices from S$923*.
 

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Experience the Vibrant Reykjavik

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Denver to Reykjavik

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