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Cheap flights from Denver to Reykjavik from $341

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:17 pm - 8:45 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
10h 28m1 stop Toronto Pearson Intl
Air Canada Logo
9:15 am - 8:17 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
17h 02m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$430Air Canada
Mon, Sep 28 - Wed, Oct 7
Air Canada Logo
4:17 pm - 8:45 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
10h 28m1 stop Toronto Pearson Intl
Air Canada Logo
9:15 am - 8:17 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
17h 02m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$431Air Canada
Mon, Sep 28 - Wed, Oct 7
Air Canada Logo
6:05 pm - 7:55 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
31h 50m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:15 am - 6:46 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
15h 31m1 stop Montreal Pierre Elliott Trudeau Intl
$442Air Canada
Mon, Sep 28 - Wed, Oct 7
Air Canada Logo
4:17 pm - 8:45 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
10h 28m1 stop Toronto Pearson Intl
Air Canada Logo
9:15 am - 6:46 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
15h 31m1 stop Montreal Pierre Elliott Trudeau Intl
$443Air Canada
Mon, Sep 28 - Wed, Oct 7
United Airlines Logo
8:29 pm - 7:55 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
29h 26m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
9:15 am - 4:22 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
37h 07m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$454United Airlines
Fri, Oct 16 - Fri, Oct 23
United Airlines Logo
6:10 pm - 7:55 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
31h 45m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
9:15 am - 5:50 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
38h 35m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$454United Airlines
Fri, Oct 16 - Fri, Oct 23
United Airlines Logo
9:40 am - 7:55 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
16h 15m1 stop Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
10:00 am - 11:12 amKEF  Reykjavik Keflavik Intl-DEN Denver Intl
31h 12m2 stops Toronto Pearson Intl Houston George Bush Intcntl
$455United Airlines
Thu, Oct 15 - Tue, Oct 20
Icelandair Logo
4:40 pm - 6:00 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
7h 20mnonstop
Icelandair Logo
4:50 pm - 7:00 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
8h 10mnonstop
$529Icelandair
Mon, Sep 28 - Wed, Oct 7
Icelandair Logo
4:40 pm - 6:00 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
7h 20mnonstop
Icelandair Logo
4:50 pm - 7:00 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
8h 10mnonstop
$531Icelandair
Mon, Sep 28 - Wed, Oct 7
Icelandair Logo
4:40 pm - 6:00 amDEN  Denver Intl-KEF Reykjavik Keflavik Intl
7h 20mnonstop
Icelandair Logo
4:50 pm - 7:00 pmKEF  Reykjavik Keflavik Intl-DEN Denver Intl
8h 10mnonstop
$557Icelandair
Mon, Sep 28 - Wed, Oct 7

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United Airlines flights from Denver to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on Denver to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
Oct 16
DEN6:10 pmDenver Intl
31h 45m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Oct 23
KEF9:15 amReykjavik Keflavik Intl
38h 35m
2 stops
DEN5:50 pmDenver Intl
$454
United Airlines
Oct 15
DEN9:40 amDenver Intl
16h 15m
1 stop
KEF7:55 amReykjavik Keflavik Intl
Oct 19
KEF10:00 amReykjavik Keflavik Intl
34h 15m
2 stops
DEN2:15 pmDenver Intl
$455
United Airlines
Oct 11
DEN6:05 pmDenver Intl
32h 40m
1 stop
KEF8:45 amReykjavik Keflavik Intl
Oct 20
KEF10:00 amReykjavik Keflavik Intl
34h 15m
2 stops
DEN2:15 pmDenver Intl
$460

Air Canada flights from Denver to Reykjavik Keflavik Intl Airport

Our best Air Canada deals on Denver to Reykjavik Keflavik Intl Airport flight tickets
Air Canada
Sep 28
DEN4:17 pmDenver Intl
10h 28m
1 stop
KEF8:45 amReykjavik Keflavik Intl
Oct 7
KEF9:15 amReykjavik Keflavik Intl
17h 02m
2 stops
DEN8:17 pmDenver Intl
$430
Air Canada
Sep 28
DEN4:17 pmDenver Intl
10h 28m
1 stop
KEF8:45 amReykjavik Keflavik Intl
Oct 7
KEF9:15 amReykjavik Keflavik Intl
17h 02m
2 stops
DEN8:17 pmDenver Intl
$431
Air Canada
Sep 28
DEN6:05 pmDenver Intl
31h 50m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Oct 7
KEF9:15 amReykjavik Keflavik Intl
15h 31m
1 stop
DEN6:46 pmDenver Intl
$442

momondo Fare Finder

 
Use the filters below to find and compare flights from Denver to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

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Route

Depart

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Price

Cheapest round-trip

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Mon 9/28

4:17 pm-8:45 am

1 stop10h 28m

Reykjavik Keflavik Intl

Wed 10/7

9:15 am-8:17 pm

2 stops17h 02m

$430

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Mon 9/28

4:17 pm-8:45 am

1 stop10h 28m

Reykjavik Keflavik Intl

Wed 10/7

9:15 am-8:17 pm

2 stops17h 02m

$431

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Mon 9/28

6:05 pm-7:55 am

2 stops31h 50m

Reykjavik Keflavik Intl

Wed 10/7

9:15 am-6:46 pm

1 stop15h 31m

$442

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Mon 9/28

4:17 pm-8:45 am

1 stop10h 28m

Reykjavik Keflavik Intl

Wed 10/7

9:15 am-6:46 pm

1 stop15h 31m

$443

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Fri 10/16

8:29 pm-7:55 am

2 stops29h 26m

Reykjavik Keflavik Intl

Fri 10/23

9:15 am-4:22 pm

2 stops37h 07m

$454

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Fri 10/16

6:10 pm-7:55 am

2 stops31h 45m

Reykjavik Keflavik Intl

Fri 10/23

9:15 am-5:50 pm

2 stops38h 35m

$454

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Thu 10/15

9:40 am-7:55 am

1 stop16h 15m

Reykjavik Keflavik Intl

Tue 10/20

10:00 am-11:12 am

2 stops31h 12m

$455
Quickest round-trip

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Mon 9/28

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Wed 10/7

4:50 pm-7:00 pm

Nonstop8h 10m

$529

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Mon 9/28

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Wed 10/7

4:50 pm-7:00 pm

Nonstop8h 10m

$531

DenverReykjavik

DEN Denver Intl - KEF Reykjavik Keflavik Intl

DENKEF

Denver Intl

Mon 9/28

4:40 pm-6:00 am

Nonstop7h 20m

Reykjavik Keflavik Intl

Wed 10/7

4:50 pm-7:00 pm

Nonstop8h 10m

$557

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Denver to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Denver and Reykjavik Keflavik Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $587 to $718.
The lowest price recently found on this route was $430.

What is the cheapest month to fly to Reykjavik Keflavik Intl Airport?

The month of January is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from Denver, with most prices found around $520. If you’re not able to fly to Reykjavik Keflavik Intl Airport in January, then February is your next best option. Flight prices from Denver to Reykjavik Keflavik Intl Airport during February average around $577.

What is the cheapest day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest day to depart from Denver to Reykjavik Keflavik Intl Airport is on a Sunday when prices can be found for as low as $704. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Monday, with ticket prices averaging around $731.

What is the cheapest time of day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the afternoon when flights can be purchased for as low as $682. Flights in the evening are often more expensive with an average ticket price of $819.

What is the cheapest Denver Intl to Reykjavik Keflavik Intl flight route?

Fly from Denver Intl to Reykjavik Keflavik Intl for the best Denver Intl - Reykjavik Keflavik Intl flight prices

How far in advance should I book a flight from Denver to Reykjavik Keflavik Intl Airport?

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $628 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from Denver for as low as $585 on momondo.

What cabin class options are available on Denver to Reykjavik Keflavik Intl Airport flights?

There are 3 cabin classes available to choose from on Denver to Reykjavik Keflavik Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denver to Reykjavik Keflavik Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Denver to Reykjavik Keflavik Intl Airport.

How have Denver to Reykjavik Keflavik Intl Airport flight prices changed over time?

As of August 2026, prices for Denver to Reykjavik Keflavik Intl Airport flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to Reykjavik Keflavik Intl Airport (DEN to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Reykjavik Keflavik Intl Airport

Best Price Found

$341

Fastest flight time

7h 15m

Direct flights

Every day
The best one-way flight to Reykjavik Keflavik Intl Airport from Denver in the past 72 hours is $341. The best round-trip flight deal from Denver to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $430.
The fastest flight from Denver to Reykjavik Keflavik Intl Airport takes 7h 15m
Direct flights go from Denver to Reykjavik Keflavik Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Denver to Reykjavik Keflavik Intl Airport

  • How far is Denver Intl to Reykjavik Keflavik Intl by plane?

    Reykjavik Keflavik Intl is 3572.3 mi away from Denver Intl. 7h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Denver Intl Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Denver Intl Airport to Reykjavik Keflavik Intl Airport were last updated today.

  • How many operators does momondo search for flights from Denver Intl Airport to Reykjavik Keflavik Intl Airport?

  • How old do you have to be to fly from Denver Intl Airport to Reykjavik Keflavik Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The travel and health documents required for your trip to Reykjavik Keflavik Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Reykjavik Keflavik Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Denver to Reykjavik Keflavik Intl Airport?

  • What is the most popular airline from Denver to Reykjavik Keflavik Intl Airport?

Best airlines flying from Denver to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from Denver to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $431Free CancellationRating
7.4
10,127 reviews
Search United Airlines flights
IcelandairPriceFrom $448Free CancellationRating
6.9
738 reviews
Search Icelandair flights

  • Icelandair Flights From Denver to Reykjavik Keflavik Intl Airport

    Across 14 Icelandair flights from Denver to Reykjavik Keflavik Intl Airport this week, the average price was $631, with the best Icelandair deals starting from $448 round-trip. 738 users have rated Icelandair on momondo, with an average score of 6.9/10.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Grindavik
Borgarnes
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Reykjavik?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to Reykjavik. momondo saves you time and could save you money on your trip.

Can I find flights from Denver to Reykjavik with flexible booking policies on momondo?

Flights from Denver to Reykjavik with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Denver to Reykjavik?

Once all potential Denver to Reykjavik flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Denver to Reykjavik right now. Can momondo alert me if prices change?

Price alerts on flights to Reykjavik from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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