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Keflavik Intl

$276+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheapflights Tip: The best prices from Aurora to Reykjavik Keflavik Intl are usually found in February or April, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 June 16, 2025.

Round-trip from

$536
(Mytrip)

One-way from

$276
(Cheapflightsfares)

Popular in

November

Cheapest in

February

Average price

$702
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. 9% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 16, 2025.

This Trip.com deal was found by Cheapflights users on 6/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/128:10 pmDEN - KEF
Nonstop7h 15mIcelandair
Fri 10/174:50 pmKEF - DEN
Nonstop8h 05mIcelandair
Deal found 6/14$538
This Trip.com deal was found by Cheapflights users on 6/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2812:15 pmDEN - KEF
1 stop14h 00mWestJet
Sat 10/49:35 amKEF - DEN
1 stop31h 49mWestJet
Deal found 6/16$539
This Mytrip deal was found by Cheapflights users on 6/14. 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 10/611:35 amDEN - KEF
2 stops14h 40mMultiple Airlines
Sat 10/119:35 amKEF - DEN
1 stop31h 49mMultiple Airlines
Deal found 6/14$546
This Ticket deal was found by Cheapflights users on 6/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/249:40 amDEN - KEF
2 stops16h 35mAir Canada
Sun 8/319:50 amKEF - DEN
1 stop16h 10mAir Canada
Deal found 6/16$578
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:40 pmDEN - KEF
1 stop32h 30mUnited Airlines
Fri 8/229:50 amKEF - DEN
2 stops30h 45mUnited Airlines
Deal found 6/15$580
This Expedia deal was found by Cheapflights users on 6/14. 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.
Mon 11/35:30 pmDEN - KEF
1 stop34h 20mBritish Airways
Tue 11/1811:45 amKEF - DEN
1 stop34h 40mBritish Airways
Deal found 6/14$606
This Finnair deal was found by Cheapflights users on 6/14. 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.
Wed 12/105:30 pmDEN - KEF
2 stops32h 45mFinnair
Mon 12/1510:00 amKEF - DEN
2 stops38h 40mFinnair
Deal found 6/14$617
This KLM deal was found by Cheapflights users on 6/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1312:20 pmDEN - KEF
1 stop15h 10mKLM
Sun 9/218:45 amKEF - DEN
1 stop14h 44mKLM
Deal found 6/16$630
This Delta deal was found by Cheapflights users on 6/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1410:30 amDEN - KEF
1 stop13h 50mDelta
Wed 9/248:45 amKEF - DEN
2 stops19h 45mDelta
Deal found 6/14$635
This Lufthansa deal was found by Cheapflights users on 6/16. 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.
Wed 11/54:20 pmDEN - KEF
1 stop14h 55mLufthansa
Sun 11/94:45 pmKEF - DEN
2 stops36h 04mLufthansa
Deal found 6/16$637
This Austrian Airlines deal was found by Cheapflights users on 6/14. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:36 amDEN - KEF
2 stops31h 44mAustrian Airlines
Sun 10/1912:10 amKEF - DEN
2 stops25h 44mAustrian Airlines
Deal found 6/14$675
This Virgin Atlantic deal was found by Cheapflights users on 6/15. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/911:59 pmDEN - KEF
1 stop27h 31mVirgin Atlantic
Mon 10/1311:25 amKEF - DEN
1 stop17h 21mVirgin Atlantic
Deal found 6/15$682

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 June 16, 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

Sun 10/12

8:10 pm-9:25 am

Nonstop7h 15m

Reykjavik Keflavik Intl

Fri 10/17

4:50 pm-6:55 pm

Nonstop8h 05m

$538

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 9/28

12:15 pm-8:15 am

1 stop14h 00m

Reykjavik Keflavik Intl

Sat 10/4

9:35 am-11:24 am

1 stop31h 49m

$539

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 10/6

11:35 am-8:15 am

2 stops14h 40m

Reykjavik Keflavik Intl

Sat 10/11

9:35 am-11:24 am

1 stop31h 49m

$546

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 8/24

9:40 am-8:15 am

2 stops16h 35m

Reykjavik Keflavik Intl

Sun 8/31

9:50 am-8:00 pm

1 stop16h 10m

$578

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 8/13

5:40 pm-8:10 am

1 stop32h 30m

Reykjavik Keflavik Intl

Fri 8/22

9:50 am-10:35 am

2 stops30h 45m

$580

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 11/3

5:30 pm-10:50 am

1 stop34h 20m

Reykjavik Keflavik Intl

Tue 11/18

11:45 am-3:25 pm

1 stop34h 40m

$606

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 12/10

5:30 pm-9:15 am

2 stops32h 45m

Reykjavik Keflavik Intl

Mon 12/15

10:00 am-5:40 pm

2 stops38h 40m

$617

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 9/13

12:20 pm-9:30 am

1 stop15h 10m

Reykjavik Keflavik Intl

Sun 9/21

8:45 am-5:29 pm

1 stop14h 44m

$630

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 9/14

10:45 am-9:30 am

2 stops16h 45m

Reykjavik Keflavik Intl

Mon 9/29

8:45 am-5:29 pm

1 stop14h 44m

$635

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 11/5

4:20 pm-2:15 pm

1 stop14h 55m

Reykjavik Keflavik Intl

Fri 11/14

4:50 pm-9:49 pm

2 stops35h 59m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 23 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 June 13, 2025.

The best time to book flights from Aurora to Reykjavik Keflavik Intl Airport is 56 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 $328). Flying from Aurora to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $659). 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 June 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Aurora to Reykjavik Keflavik Intl Airport as you normally would.

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 October 13, 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.

Weekly flight availability from Aurora to Reykjavik Keflavik Intl Airport

Explore weekly flight availability from Aurora to Keflavik Intl. 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 June 16, 2025.

The most flights from 9UR to KEF are scheduled on a Tuesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 June 16, 2025.
Read through reviews of airlines operating flights from Aurora to Reykjavik, such as Delta, Alaska Airlines and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,363 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
804 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,291 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Aurora to Reykjavik Keflavik Intl Airport one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $276. Icelandair flights start at $392 while deals on Virgin Atlantic start at $406 one-way.

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

    On average you can expect to pay $1,455 for a flight from Aurora to Reykjavik Keflavik Intl Airport. The cheapest flight overall is $180 while the most popular route, (Denver Intl - Reykjavik Keflavik Intl) is currently priced at $507.

  • 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 $328). Flying from Aurora to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $659). 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.

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Keflavik

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Alternative routes for Aurora to Keflavik Intl

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

Top 2 airlines flying from Aurora to Keflavik Intl

Discover the top 2 airlines 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$522Average$645FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$659Average$1,001FlexibilityNo cancel feeOn-time69%

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