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Cheap flights from Reykjavik Keflavik Intl Airport to Denver from $267

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 Denver 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 Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
10:45 am - 12:40 pm
KEF
-
DEN
7h 55mnonstop
Icelandair Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$667Icelandair
Fri, Jun 19 - Sat, Jun 27
Icelandair Logo
10:45 am - 12:40 pm
KEF
-
DEN
7h 55mnonstop
Icelandair Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$669Icelandair
Thu, Jun 18 - Sat, Jun 27
Multiple Airlines Logo
9:00 am - 11:10 pm
KEF
-
DEN
20h 10m
2 stops
Multiple Airlines Logo
7:50 pm - 7:40 am
DEN
-
KEF
29h 50m
3 stops
$710Multiple Airlines
Tue, Jun 9 - Tue, Jun 16
Icelandair Logo
10:45 am - 12:40 pm
KEF
-
DEN
7h 55mnonstop
Icelandair Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$727Icelandair
Thu, May 28 - Thu, Jun 4
Alaska Airlines Logo
12:45 pm - 8:10 pm
KEF
-
DEN
13h 25m
1 stop
Alaska Airlines Logo
6:02 am - 9:00 am
DEN
-
KEF
20h 58m
1 stop
$737Alaska Airlines
Thu, Jun 18 - Sat, Jun 27
Alaska Airlines Logo
12:45 pm - 8:10 pm
KEF
-
DEN
13h 25m
1 stop
Alaska Airlines Logo
6:02 am - 9:00 am
DEN
-
KEF
20h 58m
1 stop
$739Alaska Airlines
Thu, Jun 18 - Sat, Jun 27
Multiple Airlines Logo
9:00 am - 11:20 am
KEF
-
DEN
32h 20m
1 stop
Multiple Airlines Logo
2:47 pm - 7:40 am
DEN
-
KEF
34h 53m
2 stops
$751Multiple Airlines
Tue, Jun 9 - Tue, Jun 16
Multiple Airlines Logo
9:00 am - 11:20 am
KEF
-
DEN
32h 20m
1 stop
Multiple Airlines Logo
7:50 pm - 7:40 am
DEN
-
KEF
29h 50m
3 stops
$769Multiple Airlines
Tue, Jun 9 - Tue, Jun 16
Icelandair Logo
10:45 am - 12:40 pm
KEF
-
DEN
7h 55mnonstop
Icelandair Logo
8:10 pm - 9:25 am
DEN
-
KEF
7h 15mnonstop
$822Icelandair
Fri, Jun 12 - Fri, Jun 19
Multiple Airlines Logo
9:00 am - 5:09 pm
KEF
-
DEN
38h 09m
3 stops
Multiple Airlines Logo
7:50 pm - 7:40 am
DEN
-
KEF
29h 50m
3 stops
$837Multiple Airlines
Tue, Jun 9 - Tue, Jun 16

Icelandair flights from Reykjavik Keflavik Intl Airport to Denver

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to Denver flight tickets
Icelandair
Jun 19
KEF10:45 amReykjavik Keflavik Intl
7h 55m
DEN12:40 pmDenver Intl
Jun 27
DEN8:10 pmDenver Intl
7h 15m
KEF9:25 amReykjavik Keflavik Intl
$667
Icelandair
Jun 18
KEF10:45 amReykjavik Keflavik Intl
7h 55m
DEN12:40 pmDenver Intl
Jun 27
DEN8:10 pmDenver Intl
7h 15m
KEF9:25 amReykjavik Keflavik Intl
$669
Icelandair
May 28
KEF10:45 amReykjavik Keflavik Intl
7h 55m
DEN12:40 pmDenver Intl
Jun 4
DEN8:10 pmDenver Intl
7h 15m
KEF9:25 amReykjavik Keflavik Intl
$727

Alaska Airlines flights from Reykjavik Keflavik Intl Airport to Denver

Our best Alaska Airlines deals on Reykjavik Keflavik Intl Airport to Denver flight tickets
Alaska Airlines
Jun 18
KEF12:45 pmReykjavik Keflavik Intl
13h 25m
1 stop
DEN8:10 pmDenver Intl
Jun 27
DEN6:02 amDenver Intl
20h 58m
1 stop
KEF9:00 amReykjavik Keflavik Intl
$737
Alaska Airlines
Jun 18
KEF12:45 pmReykjavik Keflavik Intl
13h 25m
1 stop
DEN8:10 pmDenver Intl
Jun 27
DEN6:02 amDenver Intl
20h 58m
1 stop
KEF9:00 amReykjavik Keflavik Intl
$739
Alaska Airlines
Jun 9
KEF12:45 pmReykjavik Keflavik Intl
15h 06m
1 stop
DEN9:51 pmDenver Intl
Jun 16
DEN12:55 pmDenver Intl
14h 05m
1 stop
KEF9:00 amReykjavik Keflavik Intl
$841

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Denver 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 April 29, 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Fri 6/19

10:45 am-12:40 pm

Nonstop7h 55m

Denver Intl

Sat 6/27

8:10 pm-9:25 am

Nonstop7h 15m

$667

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 6/18

10:45 am-12:40 pm

Nonstop7h 55m

Denver Intl

Sat 6/27

8:10 pm-9:25 am

Nonstop7h 15m

$669

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Tue 6/9

9:00 am-11:10 pm

2 stops20h 10m

Denver Intl

Tue 6/16

7:50 pm-7:40 am

3 stops29h 50m

$710

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 5/28

10:45 am-12:40 pm

Nonstop7h 55m

Denver Intl

Thu 6/4

8:10 pm-9:25 am

Nonstop7h 15m

$727

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 6/18

12:45 pm-8:10 pm

1 stop13h 25m

Denver Intl

Sat 6/27

6:02 am-9:00 am

1 stop20h 58m

$737

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Thu 6/18

12:45 pm-8:10 pm

1 stop13h 25m

Denver Intl

Sat 6/27

6:02 am-9:00 am

1 stop20h 58m

$739

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Tue 6/9

9:00 am-11:20 am

1 stop32h 20m

Denver Intl

Tue 6/16

2:47 pm-7:40 am

2 stops34h 53m

$751

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Tue 6/9

9:00 am-11:20 am

1 stop32h 20m

Denver Intl

Tue 6/16

7:50 pm-7:40 am

3 stops29h 50m

$769

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Fri 6/12

10:45 am-12:40 pm

Nonstop7h 55m

Denver Intl

Fri 6/19

8:10 pm-9:25 am

Nonstop7h 15m

$822

ReykjavikDenver

KEF - DEN

KEFDEN

Reykjavik Keflavik Intl

Tue 6/9

9:00 am-5:09 pm

3 stops38h 09m

Denver Intl

Tue 6/16

7:50 pm-7:40 am

3 stops29h 50m

$837

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 Denver from

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

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 Denver?

The cheapest time of day to fly to Denver is in the morning when flights can be purchased for as low as $774. Flights in the afternoon are often more expensive with an average ticket price of $866.

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

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

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

You could potentially save up to 39% on your flight if you consider stops on a Reykjavik Keflavik Intl Airport to Denver flight.

When to book flights from Reykjavik Keflavik Intl Airport to Denver

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

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

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

Fastest flight time

7h 55m

Direct flights

Every day

Airports in Denver

1 airport
The fastest flight from Reykjavik Keflavik Intl Airport to Denver takes 7h 55m
Direct flights go from Reykjavik Keflavik Intl Airport to Denver every day.
There is 1 airport in Denver. From Reykjavik Keflavik Intl Airport there are direct flights to Denver Intl (DEN).
Search flight deals

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

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

    The distance between Reykjavik Keflavik Intl and Denver Intl is about 3572.3 mi. In terms of flight time, this usually takes a little over 7h 55m.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Reykjavik Keflavik Intl Airport to Denver Intl Airport.

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

    The required travel and health documents for your Denver Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Manitou Springs
Longmont
Boulder
Greeley
Keystone
Lakewood
Cripple Creek
Westminster
Thornton
Frisco
Centennial
Grand Lake
Winter Park
Englewood
Littleton

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Denver from Reykjavik.

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

Yes. momondo allows you to filter the results for Reykjavik to Denver flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Denver from Reykjavik. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Denver, momondo offers a useful price alert feature which will track prices for flights to Denver from Reykjavik and alert you when they change.

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