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Cheap flights from Reykjavik Keflavik Intl Airport to Colorado from $380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Colorado departing on 5/25. 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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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Colorado

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
4:55 pm - 6:05 pm
KEF
-
DEN
8h 10mnonstop
Icelandair Logo
3:40 pm - 6:05 am
DEN
-
KEF
7h 25mnonstop
$584Icelandair
Thu, Feb 12 - Fri, Feb 20
Icelandair Logo
4:55 pm - 6:05 pm
KEF
-
DEN
8h 10mnonstop
Icelandair Logo
3:40 pm - 6:05 am
DEN
-
KEF
7h 25mnonstop
$587Icelandair
Thu, Feb 12 - Fri, Feb 20
Icelandair Logo
4:50 pm - 7:00 pm
KEF
-
DEN
8h 10mnonstop
Icelandair Logo
4:40 pm - 6:00 am
DEN
-
KEF
7h 20mnonstop
$601Icelandair
Wed, May 20 - Wed, Jun 3
Icelandair Logo
4:50 pm - 7:00 pm
KEF
-
DEN
8h 10mnonstop
Icelandair Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$621Icelandair
Tue, May 19 - Wed, Jun 3
Icelandair Logo
4:50 pm - 7:00 pm
KEF
-
DEN
8h 10mnonstop
Icelandair Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$632Icelandair
Sun, May 17 - Wed, Jun 3
Icelandair Logo
4:50 pm - 7:00 pm
KEF
-
DEN
8h 10mnonstop
Icelandair Logo
4:40 pm - 6:00 am
DEN
-
KEF
7h 20mnonstop
$635Icelandair
Sun, May 17 - Sun, May 31
Multiple Airlines Logo
5:00 pm - 10:42 am
KEF
-
DEN
24h 42m2 stops
Multiple Airlines Logo
3:40 pm - 6:05 am
DEN
-
KEF
7h 25mnonstop
$721Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
Multiple Airlines Logo
7:55 pm - 10:15 am
KEF
-
DEN
20h 20m1 stop
Multiple Airlines Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$740Multiple Airlines
Tue, May 19 - Wed, Jun 3
Multiple Airlines Logo
4:50 pm - 11:03 am
KEF
-
DEN
25h 13m1 stop
Multiple Airlines Logo
3:40 pm - 6:05 am
DEN
-
KEF
7h 25mnonstop
$750Multiple Airlines
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
7:55 pm - 11:01 pm
KEF
-
DEN
33h 06m1 stop
Multiple Airlines Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$754Multiple Airlines
Tue, May 19 - Wed, Jun 3

British Airways flights from Reykjavik Keflavik Intl Airport to Colorado

Our best British Airways deals on Reykjavik Keflavik Intl Airport to Colorado flight tickets
British Airways
May 18
KEF10:45 amReykjavik Keflavik Intl
35h 45m
1 stop
DEN4:30 pmDenver Intl
Jun 4
DEN6:40 pmDenver Intl
32h 30m
1 stop
KEF9:10 amReykjavik Keflavik Intl
$942
Find similar
British Airways
May 20
KEF10:55 amReykjavik Keflavik Intl
35h 35m
1 stop
DEN4:30 pmDenver Intl
Jun 4
DEN6:40 pmDenver Intl
32h 30m
1 stop
KEF9:10 amReykjavik Keflavik Intl
$943
Find similar

Icelandair flights from Reykjavik Keflavik Intl Airport to Colorado

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to Colorado flight tickets
Icelandair
Feb 12
KEF4:55 pmReykjavik Keflavik Intl
8h 10m
DEN6:05 pmDenver Intl
Feb 20
DEN3:40 pmDenver Intl
7h 25m
KEF6:05 amReykjavik Keflavik Intl
$584
Find similar
Icelandair
Feb 12
KEF4:55 pmReykjavik Keflavik Intl
8h 10m
DEN6:05 pmDenver Intl
Feb 20
DEN3:40 pmDenver Intl
7h 25m
KEF6:05 amReykjavik Keflavik Intl
$587
Find similar
Icelandair
May 20
KEF4:50 pmReykjavik Keflavik Intl
8h 10m
DEN7:00 pmDenver Intl
Jun 3
DEN4:40 pmDenver Intl
7h 20m
KEF6:00 amReykjavik Keflavik Intl
$601
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Colorado 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 2/12

4:55 pm-6:05 pm

Nonstop8h 10m

Denver Intl

Fri 2/20

3:40 pm-6:05 am

Nonstop7h 25m

$584

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 2/12

4:55 pm-6:05 pm

Nonstop8h 10m

Denver Intl

Fri 2/20

3:40 pm-6:05 am

Nonstop7h 25m

$587

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Wed 5/20

4:50 pm-7:00 pm

Nonstop8h 10m

Denver Intl

Wed 6/3

4:40 pm-6:00 am

Nonstop7h 20m

$601

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Tue 5/19

4:50 pm-7:00 pm

Nonstop8h 10m

Denver Intl

Wed 6/3

8:10 pm-9:25 am

Nonstop7h 15m

$621

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Sun 5/17

4:50 pm-7:00 pm

Nonstop8h 10m

Denver Intl

Wed 6/3

8:10 pm-9:25 am

Nonstop7h 15m

$632

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Sun 5/17

4:50 pm-7:00 pm

Nonstop8h 10m

Denver Intl

Sun 5/31

4:40 pm-6:00 am

Nonstop7h 20m

$635

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Wed 2/4

5:00 pm-10:42 am

2 stops24h 42m

Denver Intl

Wed 2/11

3:40 pm-6:05 am

Nonstop7h 25m

$721

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Tue 5/19

7:55 pm-10:15 am

1 stop20h 20m

Denver Intl

Wed 6/3

8:10 pm-9:25 am

Nonstop7h 15m

$740

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 2/26

4:50 pm-11:03 am

1 stop25h 13m

Denver Intl

Mon 3/2

3:40 pm-6:05 am

Nonstop7h 25m

$750

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Tue 5/19

7:55 pm-11:01 pm

1 stop33h 06m

Denver Intl

Wed 6/3

8:10 pm-9:25 am

Nonstop7h 15m

$754

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 Colorado from

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

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 time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $629. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $786 per ticket.

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

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

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

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

You could potentially save up to 34% on your flight if you consider stops on a Reykjavik Keflavik Intl Airport to Colorado flight.

Cheap Reykjavik Keflavik Intl Airport to Colorado flight deals and tips

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

Fastest flight time

8h 10m

Direct flights

Every day

Airports in Colorado

87 airports
The fastest flight from Reykjavik Keflavik Intl Airport to Colorado takes 8h 10m
Direct flights go from Reykjavik Keflavik Intl Airport to Colorado every day.
There are 87 airports in Colorado. From Reykjavik Keflavik Intl Airport there are direct flights to Denver Intl (DEN).
Search flight deals

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

    Prices for flights from Reykjavik Keflavik Intl Airport to Colorado are refreshed on a daily basis.

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

    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 Reykjavik Keflavik Intl Airport to Colorado.

  • What documentation or ID do you need to fly to Colorado?

    The travel and health documents you'll need for your trip to Colorado 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 Colorado. 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 Reykjavik Keflavik Intl Airport to Colorado?

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Colorado from Reykjavik which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Reykjavik to Colorado flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Colorado from Reykjavik 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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