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Iceland

$271+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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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 November 4, 2025.

This deal was found by Cheapflights users on 11/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/73:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Thu 12/114:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/3$452
This Flightnetwork deal was found by Cheapflights users on 11/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/303:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Mon 12/84:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/4$460
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Mon 12/84:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/4$537
This deal was found by Cheapflights users on 11/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Mon 12/154:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/3$558
This Gotogate deal was found by Cheapflights users on 11/3. 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.
Mon 12/83:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Mon 12/154:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/3$561
This CrystalTravel deal was found by Cheapflights users on 11/3. 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.
Tue 11/113:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Sat 11/224:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/3$563
This Expedia deal was found by Cheapflights users on 11/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/303:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Sat 12/64:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/3$578
This deal was found by Cheapflights users on 11/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Tue 12/164:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/3$579
This Orbitz deal was found by Cheapflights users on 11/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:20 pmDEN - KEF
1 stop15h 10mLufthansa
Tue 11/113:20 pmKEF - DEN
1 stop31h 40mLufthansa
Deal found 11/3$604
This Priceline deal was found by Cheapflights users on 11/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:18 pmDEN - KEF
2 stops37h 57mFinnair
Mon 12/810:00 amKEF - DEN
2 stops38h 46mFinnair
Deal found 11/4$612
This Priceline deal was found by Cheapflights users on 11/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:26 pmDEN - KEF
2 stops37h 49mFinnair
Mon 12/810:00 amKEF - DEN
2 stops38h 46mFinnair
Deal found 11/3$613
This Lufthansa deal was found by Cheapflights users on 11/2. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:39 pmDRO - KEF
2 stops17h 36mLufthansa
Tue 12/93:20 pmKEF - DRO
2 stops36h 14mLufthansa
Deal found 11/2$670

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 November 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$452

One-way from

$271
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$590

Good round-trip deal

$476 or less

Good one-way deal

$414 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. 0% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 4, 2025.
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 2/4

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 2/8

4:55 pm-6:05 pm

Nonstop8h 10m

$543

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 4/11

7:05 am-9:30 am

2 stops20h 25m

Reykjavik Keflavik Intl

Sat 4/25

11:25 am-11:51 pm

2 stops18h 26m

$593

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 4/8

12:54 pm-7:50 am

2 stops36h 56m

Reykjavik Keflavik Intl

Wed 4/22

8:35 am-10:19 pm

2 stops19h 44m

$606

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 5/1

6:30 am-9:30 am

1 stop21h 00m

Reykjavik Keflavik Intl

Fri 5/8

8:50 am-5:31 pm

1 stop14h 41m

$630

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 5/1

12:00 pm-9:30 am

2 stops15h 30m

Reykjavik Keflavik Intl

Sun 5/10

11:25 am-10:31 pm

2 stops17h 06m

$635

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 2/23

5:25 pm-9:15 am

2 stops32h 50m

Reykjavik Keflavik Intl

Mon 3/2

9:45 am-3:30 pm

2 stops36h 45m

$647

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 5/3

5:55 pm-11:30 pm

1 stop23h 35m

Reykjavik Keflavik Intl

Mon 5/18

12:00 pm-6:33 am

2 stops24h 33m

$651

DurangoReykjavik

DRO - KEF

DROKEF

Durango La Plata County

Fri 12/5

1:39 pm-2:15 pm

2 stops17h 36m

Reykjavik Keflavik Intl

Tue 12/9

3:20 pm-8:34 pm

2 stops36h 14m

$670

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 5/1

5:42 pm-11:30 pm

2 stops23h 48m

Reykjavik Keflavik Intl

Sat 5/9

1:15 am-2:20 pm

1 stop19h 05m

$674

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 12/4

12:18 pm-9:15 am

2 stops37h 57m

Reykjavik Keflavik Intl

Mon 12/8

10:00 am-5:46 pm

2 stops38h 46m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 24 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 $384). Flying from Colorado to Iceland in June is currently the most expensive (average of $564). 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 November 4, 2025.

One of the essential ways to save on airfare from Colorado to Iceland is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 17% on airfare.

What is the cheapest day to fly from Colorado to Iceland?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Iceland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Colorado to Iceland flight should consider departing on Friday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 4, 2025.

The most flights from USCO to IS0 are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, 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, Virgin Atlantic, and Finnair can get you from Colorado to Iceland in just under 7h 25m. Your travel time can differ by up to 29h 31m. 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 $384). Flying from Colorado to Iceland in June is currently the most expensive (average of $564). 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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$442Average$673FlexibilityNo cancel feeOn-time76%

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