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Iceland

$345+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
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 May 6, 2026.

This Gotogate deal was found by Cheapflights users on 5/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:40 pm
DEN
-
KEF
Nonstop7h 25m
Icelandair
Mon 11/94:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/6$471
This Mytrip deal was found by Cheapflights users on 5/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Wed 10/214:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$473
This oojo deal was found by Cheapflights users on 5/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/204:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Sun 10/44:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$483
This Justfly.com deal was found by Cheapflights users on 5/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/44:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Tue 10/204:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$485
This Mytrip deal was found by Cheapflights users on 5/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Wed 9/304:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$486
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Tue 10/204:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$495
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Tue 10/204:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$496
This oojo deal was found by Cheapflights users on 5/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Wed 9/94:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$497
This Justfly.com deal was found by Cheapflights users on 5/6. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Fri 9/254:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/6$498
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Sat 9/128:10 pm
DEN
-
KEF
Nonstop7h 15m
Icelandair
Wed 9/234:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/6$509
This Icelandair deal was found by Cheapflights users on 5/6. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Tue 9/224:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/6$510
This Justfly.com deal was found by Cheapflights users on 5/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/44:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Mon 10/194:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 5/5$533

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 May 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$473
(Mytrip)

One-way from

$345
(Trip.com)

Popular in

March

Cheapest in

February

Average price

$617

Good round-trip deal

$766 or less

Good one-way deal

$473 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
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 6, 2026.
Use the filters below to find and compare flights from Colorado to Iceland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 7/25

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Wed 7/29

10:45 am-12:40 pm

Nonstop7h 55m

$605

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 7/25

6:15 pm-9:00 am

1 stop32h 45m

Reykjavik Keflavik Intl

Wed 7/29

12:45 pm-11:59 pm

1 stop17h 14m

$607

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 8/2

6:02 am-9:00 am

1 stop20h 58m

Reykjavik Keflavik Intl

Tue 8/11

12:45 pm-10:45 pm

1 stop16h 00m

$662

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 6/4

6:00 am-9:00 am

1 stop21h 00m

Reykjavik Keflavik Intl

Tue 6/9

12:45 pm-9:51 pm

1 stop15h 06m

$704

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 5/10

5:55 pm-8:50 am

2 stops56h 55m

Reykjavik Keflavik Intl

Wed 6/3

12:00 pm-11:28 pm

2 stops17h 28m

$871

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 5/10

5:55 pm-8:50 am

2 stops56h 55m

Reykjavik Keflavik Intl

Sun 5/17

12:00 pm-11:58 pm

2 stops17h 58m

$871

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 5/15

11:15 am-8:50 am

1 stop15h 35m

Reykjavik Keflavik Intl

Mon 5/25

11:30 am-6:03 pm

1 stop12h 33m

$884

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 5/15

9:44 am-8:50 am

2 stops17h 06m

Reykjavik Keflavik Intl

Sat 5/23

12:00 pm-10:15 pm

2 stops16h 15m

$889

DurangoReykjavik

DRO - KEF

DROKEF

Durango La Plata County

Mon 9/7

11:30 am-8:30 am

2 stops15h 00m

Reykjavik Keflavik Intl

Sat 9/19

10:00 am-12:28 pm

2 stops32h 28m

$1,034

Colorado SpringsReykjavik

COS - KEF

COSKEF

Colorado Springs

Thu 10/1

7:00 am-7:55 am

2 stops18h 55m

Reykjavik Keflavik Intl

Mon 10/5

10:00 am-12:09 pm

2 stops32h 09m

$1,089

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 27 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Colorado to Iceland?

The best time to book flights from Colorado to Iceland is 19 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, June is the cheapest month in which you can book a flight from Colorado to Iceland (average of $283). Flying from Colorado to Iceland in July is currently the most expensive (average of $505). 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 May 6, 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.

Weekly flight availability from Colorado to Iceland

Explore weekly flight availability from Colorado to Iceland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 6, 2026.

The most flights from USCO to IS0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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, Alaska Airlines, and United Airlines can get you from Colorado to Iceland in just under 7h 20m. Your travel time can differ by up to 25h 25m. 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, June is the cheapest month in which you can book a flight from Colorado to Iceland (average of $283). Flying from Colorado to Iceland in July is currently the most expensive (average of $505). 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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$412Average$618FlexibilityNo cancel feeOn-time76%

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