Keflavik Intl

$230+ Cheap flights from Colorado to Keflavik Intl (KEF)

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Nov 26 — Dec 31
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Keflavik Intl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Colorado to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Colorado (USCO) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Colorado to Keflavik Intl

Cheapest flights from Colorado to Keflavik Intl
Explore the most affordable flight options available from Colorado to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Tue 12/316:50 amDEN - KEF
1 stop15h 10mMultiple Airlines
Fri 1/103:20 pmKEF - DEN
1 stop35h 59mMultiple Airlines
Deal found 11/20$562
This FlightHub deal was found by Cheapflights users on 11/20. 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 12/23:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Mon 12/94:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 11/20$653
This American Airlines deal was found by Cheapflights users on 11/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/302:24 pmDEN - KEF
2 stops37h 26mAmerican Airlines
Fri 1/106:45 pmKEF - DEN
1 stop27h 40mAmerican Airlines
Deal found 11/20$662
This KAYAK deal was found by Cheapflights users on 11/20. 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.
Tue 12/34:00 pmDEN - KEF
2 stops35h 45mBritish Airways
Tue 12/1011:45 amKEF - DEN
1 stop34h 40mBritish Airways
Deal found 11/20$738
This Finnair deal was found by Cheapflights users on 11/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:30 pmDEN - KEF
2 stops32h 45mFinnair
Fri 1/1010:00 amKEF - DEN
2 stops36h 25mFinnair
Deal found 11/20$806
This Gurufare deal was found by Cheapflights users on 11/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/86:35 amDEN - KEF
2 stops21h 05mScandinavian Airlines
Sun 12/154:05 pmKEF - DEN
2 stops37h 24mScandinavian Airlines
Deal found 11/20$847
This FlightHub deal was found by Cheapflights users on 11/20. 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.
Sun 11/245:45 pmDEN - KEF
1 stop37h 10mLufthansa
Sat 12/72:20 pmKEF - DEN
2 stops32h 35mLufthansa
Deal found 11/20$932
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/64:33 pmDRO - KEF
2 stops35h 07mAmerican Airlines
Sat 12/1411:50 amKEF - DRO
2 stops35h 13mAmerican Airlines
Deal found 11/21$2,221
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/65:34 amDRO - KEF
3 stops22h 21mMultiple Airlines
Sat 12/1411:50 amKEF - DRO
2 stops35h 13mMultiple Airlines
Deal found 11/21$2,265

Find flights from Colorado to Keflavik Intl within your budget

Customize your flight search to find flights from Colorado to Keflavik Intl 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 1/1

6:50 am-5:00 am

1 stop15h 10m

Reykjavik Keflavik Intl

Fri 1/10

3:20 pm-8:19 pm

1 stop35h 59m

$555

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 5/8

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Thu 5/15

4:55 pm-7:00 pm

Nonstop8h 05m

$573

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 2/23

5:30 pm-10:55 am

1 stop34h 25m

Reykjavik Keflavik Intl

Tue 3/4

11:45 am-3:25 pm

1 stop34h 40m

$614

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 2/24

5:30 pm-9:15 am

2 stops32h 45m

Reykjavik Keflavik Intl

Mon 3/3

10:00 am-3:25 pm

2 stops36h 25m

$634

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 2/23

5:30 pm-10:55 am

1 stop34h 25m

Reykjavik Keflavik Intl

Mon 3/3

11:45 am-3:25 pm

1 stop34h 40m

$644

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 2/17

5:45 pm-1:20 pm

2 stops36h 35m

Reykjavik Keflavik Intl

Sat 3/8

2:20 pm-3:55 pm

2 stops32h 35m

$721

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Tue 1/7

6:50 am-11:20 pm

2 stops33h 30m

Reykjavik Keflavik Intl

Sun 1/12

3:40 pm-11:31 pm

2 stops38h 51m

$792

Colorado SpringsReykjavik

COS - KEF

COSKEF

Colorado Springs

Sat 4/19

3:25 pm-11:30 pm

2 stops26h 05m

Reykjavik Keflavik Intl

Fri 4/25

12:25 am-9:50 pm

2 stops27h 25m

$1,151

DurangoReykjavik

DRO - KEF

DROKEF

Durango La Plata County

Fri 12/6

4:33 pm-10:40 am

2 stops35h 07m

Reykjavik Keflavik Intl

Sat 12/14

11:50 am-4:03 pm

2 stops35h 13m

$2,221

DurangoReykjavik

DRO - KEF

DROKEF

Durango La Plata County

Fri 12/6

5:34 am-10:55 am

3 stops22h 21m

Reykjavik Keflavik Intl

Sat 12/14

11:50 am-4:03 pm

2 stops35h 13m

$2,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 18 results
1
2

Best time to book a flight from Colorado to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl 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.

Travel insights for flights from Colorado to Keflavik Intl

Get recent, data-driven insights about flights from Colorado to Keflavik Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Colorado to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Colorado to Reykjavik Keflavik Intl Airport (average of $328). Flying from Colorado to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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 KEF?

Find hourly flight availability from Colorado to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from Colorado to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated November 21, 2024.
Get a feel of what it's like to fly with Scandinavian Airlines, Icelandair and American Airlines from Colorado to Reykjavik by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8,755 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.7
Good
1,300 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.5
Good
3,389 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.3
Good
1,294 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.2
Good
10,000 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Colorado to Reykjavik Keflavik Intl Airport one-way?

    The cheapest airlines for a one-way flight from Colorado to Reykjavik Keflavik Intl Airport are Icelandair ($408), British Airways ($463), and American Airlines ($490).

  • What are the most popular routes from Colorado to Reykjavik Keflavik Intl Airport?

  • What are the cheapest flights from Colorado to Reykjavik Keflavik Intl Airport?

    Looking for the cheapest flight from Colorado to Reykjavik Keflavik Intl Airport? While on average our users pay $1,571, our data indicates the cheapest price to be $191. The most popular route (Denver Intl - Reykjavik Keflavik Intl), is priced around $543.

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

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

  • How can I find direct flights from Colorado to Keflavik Intl?

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

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

    Yes. Cheapflights offers flight deals from Colorado to Keflavik Intl 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 Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Colorado to Reykjavik Keflavik Intl Airport (average of $328). Flying from Colorado to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Colorado to Keflavik Intl

Discover the top 5 airlines that operate flights from Colorado to Keflavik Intl. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$499Average$703FlexibilityNo cancel feeOn-time67%
IcelandairCheapest$539Average$672FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$576Average$664FlexibilityNo cancel feeOn-time70%
DeltaCheapest$590Average$791FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$592Average$827FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.