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$231+ Cheap flights from Denver (DEN) 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Denver to Iceland

Keep the following information in mind while searching for Denver to Iceland flight deals. Data was last updated September 15, 2025.

Round-trip from

$432
(Ticket)

One-way from

$231
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$600

Good round-trip deal

$478 or less

Good one-way deal

$384 or less
From Denver Intl to Iceland
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One-way flight from Denver Intl to Iceland
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Denver Intl to Iceland.
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Price to beat on a one-way flight from Denver Intl to Iceland.
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Find flight deals from Denver to Iceland

Cheapest flights from Denver to Iceland
Explore the most affordable flight options available from Denver to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Ticket deal was found by Cheapflights users on 9/13. 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.
Thu 10/234:40 pmDEN - KEF
Nonstop7h 20mIcelandair
Thu 10/304:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 9/13$432
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/174:34 pmDEN - KEF
1 stop30h 21mMultiple Airlines
Tue 10/213:05 pmKEF - DEN
1 stop24h 03mMultiple Airlines
Deal found 9/13$434
This FlightHub deal was found by Cheapflights users on 9/13. 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 11/23:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Thu 11/134:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 9/13$437
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:38 amDEN - KEF
1 stop16h 17mMultiple Airlines
Wed 10/223:05 pmKEF - DEN
1 stop24h 03mMultiple Airlines
Deal found 9/14$443
This Icelandair deal was found by Cheapflights users on 9/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/314:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Thu 11/134:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 9/15$449
This Icelandair deal was found by Cheapflights users on 9/15. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:40 pmDEN - KEF
Nonstop7h 25mIcelandair
Mon 11/104:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 9/15$467
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:34 pmDEN - KEF
1 stop30h 21mMultiple Airlines
Wed 10/223:05 pmKEF - DEN
1 stop24h 03mMultiple Airlines
Deal found 9/14$471
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/224:40 pmDEN - KEF
Nonstop7h 20mIcelandair
Wed 10/294:55 pmKEF - DEN
Nonstop8h 10mIcelandair
Deal found 9/14$475
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/174:34 pmDEN - KEF
1 stop30h 21mMultiple Airlines
Mon 10/203:05 pmKEF - DEN
1 stop24h 03mMultiple Airlines
Deal found 9/13$485

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 September 15, 2025.
Use the filters below to find and compare flights from Denver to Iceland that are best for you.

Fly from

Denver

Fly to

Iceland

Route

Depart

Return

Price

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 11/3

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Fri 11/14

4:55 pm-6:05 pm

Nonstop8h 10m

$527

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 11/5

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Thu 11/13

4:55 pm-6:05 pm

Nonstop8h 10m

$527

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Thu 11/6

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Mon 11/10

4:55 pm-6:05 pm

Nonstop8h 10m

$544

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 11/5

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Mon 11/10

4:55 pm-6:05 pm

Nonstop8h 10m

$544

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Fri 10/31

4:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 11/9

4:55 pm-6:05 pm

Nonstop8h 10m

$562

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Mon 11/3

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 11/9

4:55 pm-6:05 pm

Nonstop8h 10m

$562

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sun 11/2

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 11/9

4:55 pm-6:05 pm

Nonstop8h 10m

$562

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 11/1

4:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Wed 11/12

4:55 pm-6:05 pm

Nonstop8h 10m

$612

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Sat 11/1

4:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Thu 11/13

4:55 pm-6:05 pm

Nonstop8h 10m

$612

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

Wed 10/22

7:00 am-4:55 am

3 stops39h 55m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 16 results
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Best time to book a flight from Denver to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland from Denver 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 Denver to Iceland

What is the cheapest month to book a flight from Denver to Iceland?

Currently, November is the cheapest month in which you can book a flight from Denver to Iceland (average of $328). Flying from Denver to Iceland in June is currently the most expensive (average of $656). 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 DEN to IS?

Find hourly flight availability from Denver 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Iceland as you normally would.

Weekly flight availability from Denver to Iceland

Explore weekly flight availability from Denver 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 September 15, 2025.

The most flights from DEN to IS0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Iceland

Get insights into the airlines that provide service to Iceland. 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 Iceland. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and Icelandair from Denver to Iceland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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!
Icelandair
7.0
Good
544 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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 Denver to Iceland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to Iceland?

    Most people fly from Denver Intl (DEN) if they book a flight from Denver to Iceland. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

  • How long is the flight from Denver to Iceland?

    For as low as $527, Icelandair can have you in Iceland from Denver in 7h 25m. Denver and Iceland are separated by a distance of 3556 mi. Generally, flights for this route are nonstop.

  • What are the cheapest flights from Denver to Iceland?

    The cheapest flight price from Denver to Iceland is $353. On average you can expect to pay $1,147. The most popular route, (Denver Intl - Reykjavik Keflavik Intl), can usually be booked for $414.

  • Can I find deals for flights from Denver to Iceland that include hotel bookings?

    Yes. In addition to deals on Denver to Iceland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Iceland?

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

  • Can I find deals for business class flights from Denver to Iceland?

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Iceland?

    Currently, November is the cheapest month in which you can book a flight from Denver to Iceland (average of $328). Flying from Denver to Iceland in June is currently the most expensive (average of $656). 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 Denver to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Denver to Iceland

Discover the top 2 airlines that operate flights from Denver 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$451Average$662FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$523Average$674FlexibilityNo cancel feeOn-time69%

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