How long does it take to fly to Reykjavik Keflavik Intl Airport?

Flight times vary depending on what airport in Colorado you fly out of and what airport in Reykjavik Keflavik Intl Airport you fly into. For example, flying from Denver to Reykjavik Keflavik Intl Airport takes 7h 15m on average. On the other hand, flying from Colorado Springs to Reykjavik Keflavik Intl Airport takes 17h 45m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What is the cheapest airline that flies from Colorado to Reykjavik Keflavik Intl?

Icelandair, Lufthansa, and SWISS are the most popular carriers operating from Colorado to Reykjavik Keflavik Intl

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

The number of operators available for flights from Colorado to Reykjavik Keflavik Intl Airport is 1 as of November 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Reykjavik Keflavik Intl Airport.

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

The travel and health documents you'll need for your trip to Reykjavik Keflavik Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$364 Cheap Flights from Colorado to Reykjavik Keflavik Intl Airport in 2025/26

Q: How many flights depart from Colorado to Reykjavik Keflavik Intl Airport on average per week?

The number of flights available between Colorado and Reykjavik Keflavik Intl Airport is 5 per week as of November 2025. The most frequent departure day is Tue, with 20% of weekly flights leaving on this day.

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 6:05 amDEN-KEF

7h 25mnonstop

4:55 pm - 6:05 pmKEF-DEN

8h 10mnonstop

$443Icelandair

Find Deal

lun., févr. 2 - sam., févr. 7

3:40 pm - 6:05 amDEN-KEF

7h 25mnonstop

4:55 pm - 6:05 pmKEF-DEN

8h 10mnonstop

$446Icelandair

Find Deal

dim., déc. 7 - jeu., déc. 11

12:20 pm - 9:30 amDEN-KEF

15h 10m1 stop

11:25 am - 6:34 pmKEF-DEN

13h 09m1 stop

$588KLM

Find Deal

sam., avr. 11 - sam., avr. 25

4:20 pm - 2:15 pmDEN-KEF

14h 55m1 stop

3:10 pm - 2:35 pmKEF-DEN

30h 25m1 stop

$589Lufthansa

Find Deal

ven., janv. 9 - jeu., janv. 15

2:22 pm - 7:50 amDEN-KEF

35h 28m2 stops

8:35 am - 10:19 pmKEF-DEN

19h 44m2 stops

$601Finnair

Find Deal

mer., avr. 8 - mer., avr. 22

12:18 pm - 9:15 amDEN-KEF

37h 57m2 stops

10:00 am - 5:46 pmKEF-DEN

38h 46m2 stops

$612Finnair

Find Deal

mer., déc. 3 - lun., déc. 8

4:20 pm - 2:15 pmDEN-KEF

14h 55m1 stop

3:20 pm - 1:40 pmKEF-DEN

29h 20m1 stop

$614Lufthansa

Find Deal

mer., janv. 21 - mar., janv. 27

11:15 am - 1:20 pmDEN-KEF

43h 05m2 stops

3:20 pm - 4:00 pmKEF-DEN

31h 40m1 stop

$623Multiple Airlines

Find Deal

jeu., nov. 27 - mar., déc. 2

12:20 pm - 9:30 amDEN-KEF

15h 10m1 stop

8:50 am - 5:31 pmKEF-DEN

14h 41m1 stop

$630KLM

Find Deal

ven., mai 1 - ven., mai 8

10:16 am - 10:50 amDRO-KEF

41h 34m2 stops

11:50 am - 3:59 pmKEF-DRO

35h 09m2 stops

$1,030Multiple Airlines

Find Deal

lun., déc. 8 - lun., déc. 15

Alaska Airlines flights from Colorado to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on Colorado to Reykjavik Keflavik Intl Airport flight tickets

Alaska Airlines

Nov 17

DEN11:31 amDenver Intl

11h 44m

1 stop

KEF6:15 amReykjavik Keflavik Intl

Nov 24

KEF5:00 pmReykjavik Keflavik Intl

13h 59m

1 stop

DEN11:59 pmDenver Intl

$856

Find similar

Alaska Airlines

Nov 15

DEN11:31 amDenver Intl

11h 44m

1 stop

KEF6:15 amReykjavik Keflavik Intl

Nov 20

KEF5:00 pmReykjavik Keflavik Intl

13h 59m

1 stop

DEN11:59 pmDenver Intl

$898

Find similar

Alaska Airlines

Nov 19

DEN3:37 pmDenver Intl

31h 38m

1 stop

KEF6:15 amReykjavik Keflavik Intl

Nov 24

KEF5:00 pmReykjavik Keflavik Intl

13h 59m

1 stop

DEN11:59 pmDenver Intl

$910

Find similar

Icelandair flights from Colorado to Reykjavik Keflavik Intl Airport

Our best Icelandair deals on Colorado to Reykjavik Keflavik Intl Airport flight tickets

Icelandair

Feb 2

DEN3:40 pmDenver Intl

7h 25m

KEF6:05 amReykjavik Keflavik Intl

Feb 7

KEF4:55 pmReykjavik Keflavik Intl

8h 10m

DEN6:05 pmDenver Intl

$443

Find similar

Icelandair

Dec 7

DEN3:40 pmDenver Intl

7h 25m

KEF6:05 amReykjavik Keflavik Intl

Dec 11

KEF4:55 pmReykjavik Keflavik Intl

8h 10m

DEN6:05 pmDenver Intl

$446

Find similar

Icelandair

Nov 30

DEN3:40 pmDenver Intl

7h 25m

KEF6:05 amReykjavik Keflavik Intl

Dec 8

KEF4:55 pmReykjavik Keflavik Intl

8h 10m

DEN6:05 pmDenver Intl

$450

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

lun. 2/2

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

sam. 2/7

4:55 pm-6:05 pm

Nonstop8h 10m

$443

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

dim. 12/7

3:40 pm-6:05 am

Nonstop7h 25m

Reykjavik Keflavik Intl

jeu. 12/11

4:55 pm-6:05 pm

Nonstop8h 10m

$446

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

sam. 4/11

12:20 pm-9:30 am

1 stop15h 10m

Reykjavik Keflavik Intl

sam. 4/25

11:25 am-6:34 pm

1 stop13h 09m

$588

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

ven. 1/9

4:20 pm-2:15 pm

1 stop14h 55m

Reykjavik Keflavik Intl

jeu. 1/15

3:10 pm-2:35 pm

1 stop30h 25m

$589

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

mer. 4/8

2:22 pm-7:50 am

2 stops35h 28m

Reykjavik Keflavik Intl

mer. 4/22

8:35 am-10:19 pm

2 stops19h 44m

$601

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

mer. 12/3

12:18 pm-9:15 am

2 stops37h 57m

Reykjavik Keflavik Intl

lun. 12/8

10:00 am-5:46 pm

2 stops38h 46m

$612

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

mer. 1/21

4:20 pm-2:15 pm

1 stop14h 55m

Reykjavik Keflavik Intl

mar. 1/27

3:20 pm-1:40 pm

1 stop29h 20m

$614

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

jeu. 11/27

11:15 am-1:20 pm

2 stops43h 05m

Reykjavik Keflavik Intl

mar. 12/2

3:20 pm-4:00 pm

1 stop31h 40m

$623

DenverReykjavik

DEN - KEF

DENKEF

Denver Intl

ven. 5/1

12:20 pm-9:30 am

1 stop15h 10m

Reykjavik Keflavik Intl

ven. 5/8

8:50 am-5:31 pm

1 stop14h 41m

$630

DurangoReykjavik

DRO - KEF

DROKEF

Durango La Plata County

lun. 12/8

10:16 am-10:50 am

2 stops41h 34m

Reykjavik Keflavik Intl

lun. 12/15

11:50 am-3:59 pm

2 stops35h 09m

$1,030

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado 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

Prices

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Other information

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

The month of October is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from Colorado, with most prices found around $552. If you’re not able to fly to Reykjavik Keflavik Intl Airport in October, then February is your next best option. Flight prices from Colorado to Reykjavik Keflavik Intl Airport during February average around $567.

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

The cheapest day to depart from Colorado to Reykjavik Keflavik Intl Airport is on a Wednesday when prices can be found for as low as $587. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Saturday, with ticket prices averaging around $657.

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 $602. Flights at noon are often more expensive with an average ticket price of $762.

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

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

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

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from Colorado 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 Colorado for as low as $559 on momondo.

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

There are 3 cabin classes available to choose from on Colorado to Reykjavik Keflavik Intl 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 Colorado to Reykjavik Keflavik Intl Airport flights?

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

Cheap Colorado to Reykjavik Keflavik Intl Airport flight deals and tips

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

Best Price Found	$414
Fastest flight time	7h 20m
Direct flights	Every day

The best one-way flight to Reykjavik Keflavik Intl Airport from Colorado in the past 72 hours is $414. The best round-trip flight deal from Colorado to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $476.

The fastest flight from Colorado to Reykjavik Keflavik Intl Airport takes 7h 20m

Direct flights go from Colorado to Reykjavik Keflavik Intl Airport every day.

Search flight deals

When did momondo last update prices for flights from Colorado to Reykjavik Keflavik Intl Airport?
Prices for flights from Colorado to Reykjavik Keflavik Intl Airport refresh daily.
How many operators does momondo search for flights from Colorado to Reykjavik Keflavik Intl Airport?
The number of operators available for flights from Colorado to Reykjavik Keflavik Intl Airport is 1 as of November 2025.
How old do you have to be to fly from Colorado to Reykjavik Keflavik Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Reykjavik Keflavik Intl Airport.
What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?
The travel and health documents you'll need for your trip to Reykjavik Keflavik Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Colorado to Reykjavik Keflavik Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Colorado to Reykjavik Keflavik Intl Airport is Boeing 787-9 Dreamliner, representing 19.02% of all bookings. The subsequent popular models are Boeing 787 Dreamliner at 18.69%, Boeing 777 at 16.74%, and Boeing 757-200 (winglets) at 11.86%.

Best airlines flying from Colorado to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from Colorado to Reykjavik Keflavik Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $442	Free Cancellation	Rating 7.1 572 reviews		Search Icelandair flights

Keflavik

Selfoss

Hella

Hveragerdi

Borgarnes

Grindavik

Kopavogur

Why use momondo?

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

It is quick and easy to find Colorado to Reykjavik flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Reykjavik that suits you.

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

Yes. All flights to Reykjavik from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Colorado and Reykjavik by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Reykjavik from Colorado 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.

An easier way to manage your Reykjavik Keflavik Intl Airport trip

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Colorado flight routes

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Reykjavik Keflavik Intl Airport flight routes

Flights from Boston Logan Intl to Reykjavik Keflavik Intl

Flights from Washington, D.C. Dulles Intl to Reykjavik Keflavik Intl

Flights from Chicago O'Hare Intl to Reykjavik Keflavik Intl

Flights from Baltimore/Washington to Reykjavik Keflavik Intl

Flights from Seattle/Tacoma Intl to Reykjavik Keflavik Intl

Cheap flights from Colorado to Reykjavik from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Reykjavik departing on 11/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Alaska Airlines flights from Colorado to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on Colorado to Reykjavik Keflavik Intl Airport flight tickets

Icelandair flights from Colorado to Reykjavik Keflavik Intl Airport

Our best Icelandair deals on Colorado to Reykjavik Keflavik Intl Airport flight tickets

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

See travel insights to Reykjavik from

How to get the cheapest flight ticket from Colorado 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 cheapest month to fly to Reykjavik Keflavik Intl Airport?

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

The cheapest day to depart from Colorado to Reykjavik Keflavik Intl Airport is on a Wednesday when prices can be found for as low as $587. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Saturday, with ticket prices averaging around $657.

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 $602. Flights at noon are often more expensive with an average ticket price of $762.

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

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

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

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

There are 3 cabin classes available to choose from on Colorado to Reykjavik Keflavik Intl 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 Colorado to Reykjavik Keflavik Intl Airport flights?

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

What is the cheapest airline that flies from Colorado to Reykjavik Keflavik Intl?

Icelandair, Lufthansa, and SWISS are the most popular carriers operating from Colorado to Reykjavik Keflavik Intl

How many flights depart from Colorado to Reykjavik Keflavik Intl Airport on average per week?

The number of flights available between Colorado and Reykjavik Keflavik Intl Airport is 5 per week as of November 2025. The most frequent departure day is Tue, with 20% of weekly flights leaving on this day.

How long does it take to fly to Reykjavik Keflavik Intl Airport?

Cheap Colorado to Reykjavik Keflavik Intl Airport flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

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

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

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

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

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

Best airlines flying from Colorado to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from Colorado to Reykjavik Keflavik Intl Airport with momondo

Traveling to a place near Reykjavik?

Why use momondo?

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

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

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

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

An easier way to manage your Reykjavik Keflavik Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Reykjavik

Colorado flight routes

According to popular flight searches on momondo this year