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Keflavik Intl

$357+ Cheap flights from Breckenridge, CO 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheapflights Tip: The best prices from Breckenridge to Reykjavik Keflavik Intl are usually found in October or November, booked 20 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Breckenridge to Keflavik Intl

Cheapest flights from Breckenridge to Keflavik Intl
Explore the most affordable flight options available from Breckenridge to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This CrystalTravel deal was found by Cheapflights users on 1/26. 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 1/26$516
This CrystalTravel deal was found by Cheapflights users on 1/27. 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.
Fri 2/273:40 pm
DEN
-
KEF
Nonstop7h 25m
Icelandair
Wed 3/44:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 1/27$524
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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
Mon 3/24:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 1/27$543
This CrystalTravel deal was found by Cheapflights users on 1/26. 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 4/254:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Sun 5/104:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 1/26$551
This CrystalTravel deal was found by Cheapflights users on 1/27. 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.
Fri 10/24:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Thu 10/84:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 1/27$554
This CrystalTravel deal was found by Cheapflights users on 1/26. 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 8/314:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Mon 9/74:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 1/26$557
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Sun 2/83:40 pm
DEN
-
KEF
Nonstop7h 25m
Icelandair
Sat 2/144:55 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 1/27$559
This CrystalTravel deal was found by Cheapflights users on 1/24. 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 5/238:10 pm
DEN
-
KEF
Nonstop7h 15m
Icelandair
Sat 5/3010:30 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 1/24$561
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 4/274:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Thu 5/74:50 pm
KEF
-
DEN
Nonstop8h 10m
Icelandair
Deal found 1/27$565
This CrystalTravel deal was found by Cheapflights users on 1/26. 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 6/118:10 pm
DEN
-
KEF
Nonstop7h 15m
Icelandair
Sat 6/2010:30 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 1/26$566
This deal was found by Cheapflights users on 1/26. 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 6/184:40 pm
DEN
-
KEF
Nonstop7h 20m
Icelandair
Mon 6/2210:30 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 1/26$567
This CrystalTravel deal was found by Cheapflights users on 1/25. 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 5/278:10 pm
DEN
-
KEF
Nonstop7h 15m
Icelandair
Wed 7/110:30 am
KEF
-
DEN
Nonstop7h 55m
Icelandair
Deal found 1/25$568

Find flight deals from Breckenridge to Keflavik Intl

Keep the following information in mind while searching for Breckenridge to Keflavik Intl flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$516
(CrystalTravel)

One-way from

$357
(oojo)

Popular in

March

Cheapest in

October

Average price

$605
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 Breckenridge to Reykjavik Keflavik Intl
Search Deals
One-way flight from Breckenridge to Reykjavik Keflavik Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Breckenridge 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 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Breckenridge to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Breckenridge

Fly to

Keflavik Intl

Route

Depart

Return

Price

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 4/8

6:40 am-9:30 am

1 stop20h 50m

Reykjavik Keflavik Intl

Wed 4/22

11:25 am-10:49 pm

1 stop17h 24m

$581

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 5/30

8:10 pm-9:25 am

Nonstop7h 15m

Reykjavik Keflavik Intl

Fri 6/5

10:30 am-12:25 pm

Nonstop7h 55m

$589

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 4/17

11:59 pm-9:30 am

1 stop27h 31m

Reykjavik Keflavik Intl

Sat 4/25

11:25 am-7:42 pm

1 stop14h 17m

$598

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 4/27

6:40 am-9:30 am

1 stop20h 50m

Reykjavik Keflavik Intl

Thu 5/7

11:25 am-6:34 pm

1 stop13h 09m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 5/1

12:44 pm-9:30 am

1 stop14h 46m

Reykjavik Keflavik Intl

Fri 5/8

11:25 am-6:34 pm

1 stop13h 09m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 4/29

12:44 pm-9:30 am

1 stop14h 46m

Reykjavik Keflavik Intl

Sat 5/9

11:25 am-6:34 pm

1 stop13h 09m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 4/30

12:44 pm-9:30 am

1 stop14h 46m

Reykjavik Keflavik Intl

Sat 5/9

11:25 am-6:34 pm

1 stop13h 09m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 4/22

12:44 pm-9:30 am

1 stop14h 46m

Reykjavik Keflavik Intl

Wed 5/6

11:25 am-7:42 pm

1 stop14h 17m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 4/30

12:44 pm-9:30 am

1 stop14h 46m

Reykjavik Keflavik Intl

Fri 5/8

11:25 am-10:49 pm

1 stop17h 24m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 4/30

12:44 pm-9:30 am

1 stop14h 46m

Reykjavik Keflavik Intl

Sun 5/10

9:30 am-3:31 pm

1 stop12h 01m

$604

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 19 results
1
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Best time to book a flight from Breckenridge to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Breckenridge 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 Breckenridge to Reykjavik Keflavik Intl Airport

How far ahead should I book a flight from Breckenridge to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Breckenridge to Keflavik Intl. Price data was last updated on January 23, 2026.

The price you pay for your flight from Breckenridge to Reykjavik Keflavik Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Breckenridge to Reykjavik Keflavik Intl Airport (average of $372). Flying from Breckenridge to Reykjavik Keflavik Intl Airport 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 BK9 to KEF?

Find hourly flight availability from Breckenridge 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 January 27, 2026.

When flying from Breckenridge 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.

How much does it cost to fly round-trip from Breckenridge to Reykjavik Keflavik Intl Airport?

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 January 27, 2026.
See what other customers who have flown with Icelandair from Breckenridge to Reykjavik Keflavik Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
603 reviews

Entertainment

7.0

Crew

8.0

Food

6.2

Overall

7.1

Comfort

7.0

Boarding

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
Icelandair
7.1
Good
603 reviews
Icelandair
7.1
Good
603 reviews

Entertainment

7.0

Crew

8.0

Food

6.2

Overall

7.1

Comfort

7.0

Boarding

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.

Related info for your journey

Find useful and relevant information for your journey from Breckenridge to Keflavik Intl. 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 Breckenridge to Reykjavik Keflavik Intl Airport?

    For as low as $589, KLM can have you in Reykjavik Keflavik Intl Airport from Breckenridge in 7h 15m. Airlines will cover a distance of 3556 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest flight price from Breckenridge to Reykjavik Keflavik Intl Airport is $210. On average you can expect to pay $1,325. The most popular route, (Denver Intl - Reykjavik Keflavik Intl), can usually be booked for $516.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Breckenridge to Reykjavik Keflavik Intl Airport (average of $372). Flying from Breckenridge to Reykjavik Keflavik Intl Airport 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

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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Alternative routes for Breckenridge to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Keflavik Intl flights
Colorado Springs to Keflavik Intl flights
Durango to Keflavik Intl flights

Top airline flying from Breckenridge to Keflavik Intl

Discover the top airline that operate flights from Breckenridge 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 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$417Average$614FlexibilityNo cancel feeOn-time76%

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