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Iceland

$368+ Cheap flights from Colorado to Iceland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
1 adult, Economy
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Cheap flight deals from Colorado to Iceland

Cheapest flights from Colorado to Iceland
Explore the most affordable flight options available from Colorado to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 7, 2026.

This Ticket deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/233:40 pm
DEN
-
KEF
Nonstop7h 25m
Icelandair
Wed 3/44:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/6$519
This CrystalTravel deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/64:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Mon 4/134:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/5$540
This CrystalTravel deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:10 pm
DEN
-
KEF
Nonstop7h 15m
Icelandair
Mon 6/2210:45 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 2/6$541
This Cheapflightsfares deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/233:40 pm
DEN
-
KEF
Nonstop7h 25m
Icelandair
Fri 3/64:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/4$543
This CrystalTravel deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/24:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Sun 4/124:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/6$544
This CrystalTravel deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/144:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Sat 6/2010:45 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 2/5$546
This FlightHub deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/233:40 pm
DEN
-
KEF
Nonstop7h 25m
Icelandair
Wed 3/114:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/4$548
This CrystalTravel deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/118:10 pm
DEN
-
KEF
Nonstop7h 15m
Icelandair
Tue 7/2810:45 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 2/5$555
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/233:40 pm
DEN
-
KEF
Nonstop7h 25m
Icelandair
Thu 3/124:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/4$557
This Kiwi.com deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/24:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Wed 4/84:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/6$559
This CrystalTravel deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:10 pm
DEN
-
KEF
Nonstop7h 15m
Icelandair
Thu 8/610:45 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 2/4$560
This CrystalTravel deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Thu 9/244:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 2/6$561

Find flight deals from Colorado to Iceland

Keep the following information in mind while searching for Colorado to Iceland flight deals. Data was last updated February 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$519
(Ticket)

One-way from

$368
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$564

Good round-trip deal

$475 or less

Good one-way deal

$319 or less
Provider with most accurate pricing for Denver Intl-Reykjavik (REK) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Reykjavik (REK) flights.
Search Deals
From Colorado to Iceland
Search Deals
One-way flight from Colorado to Iceland
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Iceland.
Search Deals
Price to beat on a one-way flight from Colorado to Iceland.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Iceland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Colorado to Iceland that are best for you.

Fly from

Colorado

Fly to

Iceland

Route

Depart

Return

Price

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 4/8

1:00 pm-9:30 am

2 stops14h 30m

Reykjavik Keflavik Intl

Wed 4/22

11:25 am-12:33 am

2 stops19h 08m

$582

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Tue 5/26

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Mon 6/22

10:45 am-12:40 pm

Nonstop7h 55m

$590

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 4/27

12:44 pm-9:30 am

1 stop14h 46m

Reykjavik Keflavik Intl

Thu 5/7

11:25 am-6:49 pm

1 stop13h 24m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 4/26

6:40 am-9:30 am

1 stop20h 50m

Reykjavik Keflavik Intl

Sun 5/3

11:25 am-10:49 pm

1 stop17h 24m

$605

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 7/6

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Fri 7/31

10:45 am-12:40 pm

Nonstop7h 55m

$605

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 2/23

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 3/8

4:55 pm-7:05 pm

Nonstop8h 10m

$618

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 4/9

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Mon 4/13

4:50 pm-7:00 pm

Nonstop8h 10m

$618

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 5/31

8:10 pm-9:25 am

Nonstop7h 15m

Reykjavik Keflavik Intl

Wed 6/24

10:45 am-12:40 pm

Nonstop7h 55m

$625

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 7/19

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Mon 7/27

10:45 am-12:40 pm

Nonstop7h 55m

$633

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 7/16

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Mon 7/27

10:45 am-12:40 pm

Nonstop7h 55m

$633

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 25 results
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Best time to book a flight from Colorado to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Iceland

What is the cheapest month to book a flight from Colorado to Iceland?

Currently, November is the cheapest month in which you can book a flight from Colorado to Iceland (average of $372). Flying from Colorado to Iceland in March is currently the most expensive (average of $563). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to IS?

Find hourly flight availability from Colorado to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 7, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Iceland as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Iceland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado to Iceland?

    Icelandair, Delta, and KLM can get you from Colorado to Iceland in just under 7h 20m. Your travel time can differ by up to 13h 30m. The distance between Colorado and Iceland is about 3556 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Colorado to Iceland that include hotel bookings?

    Yes. In addition to deals on Colorado to Iceland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Iceland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Iceland.

  • Can I find deals for business class flights from Colorado to Iceland?

    Yes. Cheapflights offers flight deals from Colorado to Iceland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Iceland?

    Currently, November is the cheapest month in which you can book a flight from Colorado to Iceland (average of $372). Flying from Colorado to Iceland in March is currently the most expensive (average of $563). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Colorado to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Colorado to Iceland

Discover the top airline that operate flights from Colorado to Iceland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$417Average$614FlexibilityNo cancel feeOn-time76%

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