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Keflavik Intl

$377+ Cheap flights from Aurora, 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Aurora to Keflavik Intl

Keep the following information in mind while searching for Aurora to Keflavik Intl flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$433
(Mytrip)

One-way from

$377
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$552
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 Aurora to Reykjavik Keflavik Intl
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One-way flight from Aurora to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 6% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Aurora to Keflavik Intl

Cheapest flights from Aurora to Keflavik Intl
Explore the most affordable flight options available from Aurora to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. 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 11/103:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Wed 11/194:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/29$433
This KAYAK deal was found by Cheapflights users on 10/29. 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.
Sun 11/303:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Fri 12/54:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/29$449
This Mytrip deal was found by Cheapflights users on 10/29. 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 10/29$519
This oojo deal was found by Cheapflights users on 10/30. 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.
Thu 12/43:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Mon 12/84:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/30$524
This Mytrip deal was found by Cheapflights users on 10/30. 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 12/53:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Thu 12/114:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/30$528
This Gotogate deal was found by Cheapflights users on 10/30. 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 10/30$529
This KAYAK deal was found by Cheapflights users on 10/29. 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.
Sun 11/303:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Thu 12/44:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/29$537
This oojo deal was found by Cheapflights users on 10/29. 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.
Tue 11/113:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Sat 11/224:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/29$549
This KAYAK deal was found by Cheapflights users on 10/29. 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.
Mon 11/243:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Fri 12/54:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/29$562
This oojo deal was found by Cheapflights users on 10/30. 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.
Mon 11/33:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Wed 11/124:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 10/30$579

Cheapflights Fare Finder

 
Customize your flight search to find flights from Aurora 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 October 30, 2025.
Use the filters below to find and compare flights from Aurora to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Aurora

Fly to

Keflavik Intl

Route

Depart

Return

Price

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 4/8

2:22 pm-7:50 am

2 stops35h 28m

Reykjavik Keflavik Intl

Wed 4/22

8:35 am-10:19 pm

2 stops19h 44m

$601

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 3/19

4:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Wed 3/25

4:55 pm-7:05 pm

Nonstop8h 10m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Tue 3/31

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Fri 4/10

4:50 pm-6:55 pm

Nonstop8h 05m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 4/4

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Fri 4/10

4:50 pm-6:55 pm

Nonstop8h 05m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 4/3

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Fri 4/10

4:50 pm-6:55 pm

Nonstop8h 05m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 2/28

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Fri 3/6

4:55 pm-6:05 pm

Nonstop8h 10m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 4/3

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Mon 4/6

4:50 pm-6:55 pm

Nonstop8h 05m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 4/4

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Wed 4/8

4:50 pm-6:55 pm

Nonstop8h 05m

$604

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 3/2

5:25 pm-9:00 am

2 stops32h 35m

Reykjavik Keflavik Intl

Tue 3/31

5:10 pm-10:19 pm

2 stops35h 09m

$606

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 1/11

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 1/18

4:55 pm-6:05 pm

Nonstop8h 10m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 18 results
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Best time to book a flight from Aurora to Keflavik Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Aurora to Keflavik Intl. Price data was last updated on October 24, 2025.

The best time to book flights from Aurora to Reykjavik Keflavik Intl Airport is 10 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 Aurora to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Aurora to Reykjavik Keflavik Intl Airport (average of $384). Flying from Aurora to Reykjavik Keflavik Intl Airport 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 9UR to KEF?

Find hourly flight availability from Aurora 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 October 30, 2025.

It’s optimal to fly from Aurora to Reykjavik Keflavik Intl Airport in the afternoon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Aurora to Reykjavik Keflavik Intl Airport?

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

Travelers seeking maximum savings on their Aurora to Reykjavik Keflavik Intl Airport flight should consider departing on Tuesday 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.

How much does it cost to fly round-trip from Aurora 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 October 30, 2025.
Read reviews from past customers who have flown Icelandair from Aurora to Reykjavik Keflavik Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
562 reviews

Overall

7.1

Boarding

7.2

Comfort

6.9

Crew

8.1

Food

6.2

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
Icelandair
7.1
Good
562 reviews
Icelandair
7.1
Good
562 reviews

Overall

7.1

Boarding

7.2

Comfort

6.9

Crew

8.1

Food

6.2

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

Related info for your journey

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

    A quick flight from Aurora to Reykjavik Keflavik Intl Airport can take about 7h 25m. Finnair provides one of the quickest options available for as low as $604. The distance between Aurora and Reykjavik Keflavik Intl Airport is about 3556 mi. This flight may include one or multiple stops.

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

    On average you can expect to pay $1,207 for a flight from Aurora to Reykjavik Keflavik Intl Airport. The cheapest flight overall is $324 while the most popular route, (Denver Intl - Reykjavik Keflavik Intl) is currently priced at $433.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Aurora to Reykjavik Keflavik Intl Airport (average of $384). Flying from Aurora to Reykjavik Keflavik Intl Airport 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

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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Top airline flying from Aurora to Keflavik Intl

Discover the top airline that operate flights from Aurora 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$443Average$628FlexibilityNo cancel feeOn-time76%

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