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Cheap flights from Reykjavik Keflavik Intl Airport to Colorado from $290

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 10/23. 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

Multiple Airlines Logo
3:05 pm - 8:29 pmKEF-DEN
35h 24m1 stop
Multiple Airlines Logo
12:59 am - 4:55 amDEN-KEF
21h 56m2 stops
$545Multiple Airlines
Find Deal
Sun, Oct 5 - Sat, Oct 11
Icelandair Logo
4:55 pm - 6:05 pmKEF-DEN
8h 10mnonstop
Icelandair Logo
3:40 pm - 6:05 amDEN-KEF
7h 25mnonstop
$621Icelandair
Find Deal
Thu, Nov 6 - Fri, Nov 14
Icelandair Logo
4:55 pm - 6:05 pmKEF-DEN
8h 10mnonstop
Icelandair Logo
3:40 pm - 6:05 amDEN-KEF
7h 25mnonstop
$623Icelandair
Find Deal
Thu, Nov 6 - Fri, Nov 14
Icelandair Logo
4:55 pm - 6:05 pmKEF-DEN
8h 10mnonstop
Icelandair Logo
3:40 pm - 6:05 amDEN-KEF
7h 25mnonstop
$626Icelandair
Find Deal
Thu, Nov 6 - Fri, Nov 14
Icelandair Logo
4:55 pm - 6:05 pmKEF-DEN
8h 10mnonstop
Icelandair Logo
3:40 pm - 6:05 amDEN-KEF
7h 25mnonstop
$643Icelandair
Find Deal
Thu, Nov 6 - Thu, Nov 13
Multiple Airlines Logo
3:05 pm - 8:29 pmKEF-DEN
35h 24m1 stop
Multiple Airlines Logo
8:44 pm - 4:55 amDEN-KEF
26h 11m2 stops
$654Multiple Airlines
Find Deal
Sun, Oct 5 - Sun, Oct 12
American Airlines Logo
11:45 am - 3:30 pmKEF-DEN
34h 45m1 stop
American Airlines Logo
12:32 pm - 10:40 amDEN-KEF
39h 08m2 stops
$951American Airlines
Find Deal
Thu, Nov 6 - Fri, Nov 14
American Airlines Logo
11:45 am - 3:30 pmKEF-DEN
34h 45m1 stop
American Airlines Logo
7:22 am - 10:40 amDEN-KEF
44h 18m2 stops
$953American Airlines
Find Deal
Thu, Nov 6 - Fri, Nov 14
British Airways Logo
11:45 am - 3:30 pmKEF-DEN
34h 45m1 stop
British Airways Logo
5:25 pm - 10:40 amDEN-KEF
34h 15m1 stop
$970British Airways
Find Deal
Thu, Nov 6 - Fri, Nov 14
Scandinavian Airlines Logo
11:30 am - 9:41 pmKEF-DEN
41h 11m2 stops
Scandinavian Airlines Logo
1:10 pm - 10:45 amDEN-KEF
38h 35m2 stops
$992Scandinavian Airlines
Find Deal
Thu, Nov 6 - Fri, Nov 14

Icelandair flights from Reykjavik Keflavik Intl Airport to Colorado

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to Colorado flight tickets
Icelandair
Nov 6
KEF4:55 pmReykjavik Keflavik Intl
8h 10m
DEN6:05 pmDenver Intl
Nov 14
DEN3:40 pmDenver Intl
7h 25m
KEF6:05 amReykjavik Keflavik Intl
$621
Find similar
Icelandair
Nov 6
KEF4:55 pmReykjavik Keflavik Intl
8h 10m
DEN6:05 pmDenver Intl
Nov 14
DEN3:40 pmDenver Intl
7h 25m
KEF6:05 amReykjavik Keflavik Intl
$623
Find similar
Icelandair
Nov 6
KEF4:55 pmReykjavik Keflavik Intl
8h 10m
DEN6:05 pmDenver Intl
Nov 14
DEN3:40 pmDenver Intl
7h 25m
KEF6:05 amReykjavik Keflavik Intl
$626
Find similar

American Airlines flights from Reykjavik Keflavik Intl Airport to Colorado

Our best American Airlines deals on Reykjavik Keflavik Intl Airport to Colorado flight tickets
American Airlines
Nov 6
KEF11:45 amReykjavik Keflavik Intl
34h 45m
1 stop
DEN3:30 pmDenver Intl
Nov 14
DEN12:32 pmDenver Intl
39h 08m
2 stops
KEF10:40 amReykjavik Keflavik Intl
$951
Find similar
American Airlines
Nov 6
KEF11:45 amReykjavik Keflavik Intl
34h 45m
1 stop
DEN3:30 pmDenver Intl
Nov 14
DEN7:22 amDenver Intl
44h 18m
2 stops
KEF10:40 amReykjavik Keflavik Intl
$953
Find similar
American Airlines
Nov 6
KEF11:45 amReykjavik Keflavik Intl
34h 45m
1 stop
DEN3:30 pmDenver Intl
Nov 14
DEN7:22 amDenver Intl
44h 18m
2 stops
KEF10:40 amReykjavik Keflavik Intl
$954
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 September 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

Sun 10/5

3:05 pm-8:29 pm

1 stop35h 24m

Denver Intl

Sat 10/11

12:59 am-4:55 am

2 stops21h 56m

$545

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

4:55 pm-6:05 pm

Nonstop8h 10m

Denver Intl

Fri 11/14

3:40 pm-6:05 am

Nonstop7h 25m

$621

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

4:55 pm-6:05 pm

Nonstop8h 10m

Denver Intl

Fri 11/14

3:40 pm-6:05 am

Nonstop7h 25m

$623

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

4:55 pm-6:05 pm

Nonstop8h 10m

Denver Intl

Fri 11/14

3:40 pm-6:05 am

Nonstop7h 25m

$626

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

4:55 pm-6:05 pm

Nonstop8h 10m

Denver Intl

Thu 11/13

3:40 pm-6:05 am

Nonstop7h 25m

$643

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Sun 10/5

3:05 pm-8:29 pm

1 stop35h 24m

Denver Intl

Sun 10/12

8:44 pm-4:55 am

2 stops26h 11m

$654

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

11:45 am-3:30 pm

1 stop34h 45m

Denver Intl

Fri 11/14

12:32 pm-10:40 am

2 stops39h 08m

$951

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

11:45 am-3:30 pm

1 stop34h 45m

Denver Intl

Fri 11/14

7:22 am-10:40 am

2 stops44h 18m

$953

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

11:45 am-3:30 pm

1 stop34h 45m

Denver Intl

Fri 11/14

5:25 pm-10:40 am

1 stop34h 15m

$970

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 11/6

11:30 am-9:41 pm

2 stops41h 11m

Denver Intl

Fri 11/14

1:10 pm-10:45 am

2 stops38h 35m

$992

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 $727. 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 05m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Colorado

1 airport
The fastest flight from Reykjavik Keflavik Intl Airport to Colorado takes 8h 05m
Direct flights go from Reykjavik Keflavik Intl Airport to Colorado on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is Icelandair.
There is 1 airport near Colorado: 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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