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Iceland

$320+ 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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
feb. 7 — feb. 141
sáb. 2/7
sáb. 2/14
1 adult, Economy
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Cheap flight deals from Colorado to Iceland

Keep the following information in mind while searching for Colorado to Iceland flight deals. Data was last updated enero 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$500
(Ticket)

One-way from

$320
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$630

Good round-trip deal

$490 or less

Good one-way deal

$315 or less
Provider with most accurate pricing for Denver Intl-Reykjavik (REK) flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Reykjavik (REK) flights.
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From Colorado to Iceland
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One-way flight from Colorado to Iceland
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 0% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Colorado to Iceland.
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Price to beat on a one-way flight from Colorado to Iceland.
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Find 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 enero 8, 2026.

This Ticket deal was found by Cheapflights users on 1/8. 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.
dom. 1/253:40 pmDEN - KEF
Nonstop7h 25mIcelandair
sáb. 1/314:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/8$500
This CrystalTravel deal was found by Cheapflights users on 1/7. 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.
lun. 4/64:40 pmDEN - KEF
Nonstop7h 20mIcelandair
jue. 4/164:50 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/7$519
This CrystalTravel deal was found by Cheapflights users on 1/7. 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.
sáb. 4/44:40 pmDEN - KEF
Nonstop7h 20mIcelandair
vie. 4/104:50 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/7$524
This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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.
vie. 4/174:40 pmDEN - KEF
Nonstop7h 20mIcelandair
lun. 4/274:50 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/7$540
This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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.
lun. 2/233:40 pmDEN - KEF
Nonstop7h 25mIcelandair
lun. 3/24:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/7$542
This FlightHub deal was found by Cheapflights users on 1/7. 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.
jue. 4/24:40 pmDEN - KEF
Nonstop7h 20mIcelandair
dom. 4/124:50 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/7$548
This Kiwi.com deal was found by Cheapflights users on 1/8. 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.
mar. 2/243:40 pmDEN - KEF
Nonstop7h 25mIcelandair
mié. 3/184:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/8$555
This CrystalTravel deal was found by Cheapflights users on 1/8. 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.
vie. 4/104:40 pmDEN - KEF
Nonstop7h 20mIcelandair
mié. 4/154:50 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/8$558
This Kiwi.com deal was found by Cheapflights users on 1/8. 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.
jue. 2/57:35 amDEN - KEF
1 stop15h 55mMultiple Airlines
lun. 2/95:00 pmKEF - DEN
1 stop24h 22mMultiple Airlines
Deal found 1/8$562
This CrystalTravel deal was found by Cheapflights users on 1/7. 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.
vie. 9/184:40 pmDEN - KEF
Nonstop7h 20mIcelandair
vie. 10/24:50 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/7$563
This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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.
lun. 2/233:40 pmDEN - KEF
Nonstop7h 25mIcelandair
vie. 3/64:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 1/7$565
This United Airlines deal was found by Cheapflights users on 1/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/176:00 amCOS - KEF
1 stop20h 30mUnited Airlines
mar. 5/2612:00 pmKEF - COS
1 stop15h 40mUnited Airlines
Deal found 1/7$816

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 enero 8, 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

jue. 4/16

10:30 am-9:30 am

2 stops17h 00m

Reykjavik Keflavik Intl

dom. 4/26

11:25 am-12:26 am

2 stops19h 01m

$578

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

jue. 4/16

6:40 am-9:30 am

1 stop20h 50m

Reykjavik Keflavik Intl

dom. 4/26

11:25 am-10:49 pm

1 stop17h 24m

$578

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

mié. 4/8

10:31 am-9:30 am

2 stops16h 59m

Reykjavik Keflavik Intl

mié. 4/22

11:25 am-12:26 am

2 stops19h 01m

$581

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

lun. 4/6

6:40 am-9:30 am

1 stop20h 50m

Reykjavik Keflavik Intl

mié. 4/15

11:25 am-10:49 pm

1 stop17h 24m

$589

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

sáb. 5/2

7:00 am-9:30 am

2 stops20h 30m

Reykjavik Keflavik Intl

sáb. 5/9

11:25 am-8:23 pm

2 stops14h 58m

$608

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

mié. 5/13

7:05 am-9:30 am

2 stops20h 25m

Reykjavik Keflavik Intl

vie. 5/22

11:25 am-11:51 pm

2 stops18h 26m

$638

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

dom. 5/10

11:15 am-7:00 am

1 stop13h 45m

Reykjavik Keflavik Intl

dom. 5/17

8:50 am-8:23 pm

2 stops17h 33m

$638

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

lun. 5/4

7:00 am-9:30 am

2 stops20h 30m

Reykjavik Keflavik Intl

mar. 5/19

8:50 am-6:03 pm

2 stops15h 13m

$638

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

mié. 5/13

1:35 pm-9:30 am

2 stops13h 55m

Reykjavik Keflavik Intl

mar. 5/26

8:50 am-5:31 pm

1 stop14h 41m

$638

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

lun. 5/18

2:20 pm-7:00 am

1 stop10h 40m

Reykjavik Keflavik Intl

dom. 5/24

8:50 am-5:31 pm

1 stop14h 41m

$663

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 30 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 enero 8, 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?

    KLM, United Airlines, and Delta can get you from Colorado to Iceland in just under 20h 30m. Your travel time can differ by up to 9h 55m. The distance between Colorado and Iceland is about 3618 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 enero 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$420Average$614FlexibilityNo cancel feeOn-time76%

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