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Cheap Flights from Denver (DENA) to Reykjavik Keflavik (KEF)

Compare Denver to Reykjavik Keflavik flight deals

Find the cheapest month or even day of the year to fly to Reykjavik Keflavik

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Flight deals from Denver to Reykjavik Keflavik

Looking for a cheap last-minute deal or the best return flight from Denver to Reykjavik Keflavik? Find the lowest prices on one-way and return tickets right here.
Reykjavik.£389 per passenger.Departing Thu, 2 Apr, returning Thu, 9 Apr.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Denver International on Thu, 2 Apr, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Thu, 9 Apr, arriving in Denver International.Price includes taxes and charges.From £389, select.
Reykjavik.£405 per passenger.Departing Mon, 30 Mar, returning Mon, 6 Apr.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Denver International on Mon, 30 Mar, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 6 Apr, arriving in Denver International.Price includes taxes and charges.From £405, select.
Reykjavik.£406 per passenger.Departing Mon, 17 Aug, returning Mon, 24 Aug.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Denver International on Mon, 17 Aug, arriving in Reykjavik Keflavik.Inbound indirect flight with Air Canada, departs from Reykjavik Keflavik on Mon, 24 Aug, arriving in Denver International.Price includes taxes and charges.From £406, select.
Reykjavik.£408 per passenger.Departing Sun, 27 Sep, returning Sun, 4 Oct.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Denver International on Sun, 27 Sep, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Sun, 4 Oct, arriving in Denver International.Price includes taxes and charges.From £408, select.
Reykjavik.£409 per passenger.Departing Wed, 7 Oct, returning Wed, 14 Oct.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Denver International on Wed, 7 Oct, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed, 14 Oct, arriving in Denver International.Price includes taxes and charges.From £409, select.
Reykjavik.£410 per passenger.Departing Mon, 11 May, returning Mon, 18 May.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Denver International on Mon, 11 May, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 18 May, arriving in Denver International.Price includes taxes and charges.From £410, select.
Reykjavik.£410 per passenger.Departing Mon, 25 May, returning Mon, 1 Jun.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Denver International on Mon, 25 May, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 1 Jun, arriving in Denver International.Price includes taxes and charges.From £410, select.
Reykjavik.£411 per passenger.Departing Mon, 15 Jun, returning Mon, 22 Jun.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Denver International on Mon, 15 Jun, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 22 Jun, arriving in Denver International.Price includes taxes and charges.From £411, select.

Find the cheapest month to fly from Denver to Reykjavik Keflavik

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver to Reykjavik Keflavik flights are currently cheapest in April.
Feb
from £469
Mar
from £435
Apr
from £389
May
from £410
Jun
from £411
Jul
from £441
Aug
from £406
Sep
from £417
Oct
from £409
Nov
from £444
Dec
Find prices
Jan
from £444

Direct flights from Denver to Reykjavik Keflavik

Denver to Reykjavik Keflavik: Alternative routes

Compare routes from Denver to Reykjavik below. You may find an airport to fly into that's cheaper, faster, or easier than Reykjavik Keflavik.

Reykjavik Domestic

1 mile from central Reykjavik
Closest
Search flights

Reykjavik Keflavik

23 miles from central Reykjavik
Cheapest
from £389
Search flights

Denver to Reykjavik: Flight information

The things to know before you go.
Cheapest flight found£389
Cheapest month to flyApril
Average flight time7 hrs, 23 mins
Most popular airlineIcelandair
Average flights per week20

Check out these Reykjavik Keflavik hotels

Ready to plan your stay? Other travellers rate these Reykjavik Keflavik hotels for cleanliness, service and location.
Flyers Hotel
1.78 miles from Reykjavik Keflavik
£98
Per night
Blue Viking Pods
2.13 miles from Reykjavik Keflavik
£65
Per night
Aurora Hotel at Reykjavik-Keflavik Airport Terminal Kef
1.12 miles from Reykjavik Keflavik
£257
Per night
Flyers Hotel
1.78 miles from Reykjavik Keflavik
£98
Per night
Blue Viking Pods
2.13 miles from Reykjavik Keflavik
£65
Per night
Aurora Hotel at Reykjavik-Keflavik Airport Terminal Kef
1.12 miles from Reykjavik Keflavik
£257
Per night
Explore top-rated hotels

Finding cheap flights from Denver to Reykjavik Keflavik: Frequently asked questions

The best price we found for a return flight from Denver to Reykjavik Keflavik is £389. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
7 hours and 23 minutes is the average flight time from Denver to Reykjavik Keflavik.
Icelandair and airBaltic fly direct from Denver to Reykjavik Keflavik.
As of February 2026, there are 20 flights per week flying from Denver to Reykjavik Keflavik.
The cheapest month to fly from Denver to Reykjavik Keflavik is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Reykjavik Keflavik Airport on Thursday, 2 April 2026.
Yes – the average flight time is 7 hours and 23 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Reykjavik Keflavik but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Reykjavik is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Reykjavik Keflavik is Icelandair .

Travelling from Denver to Keflavik International Airport (KEF): What you need to know

  • Denver International Airport (DEN) is Denver's main airport. Explore your options for reserving a flight from Denver to Keflavik International Airport (KEF) departing from here.

  • 7 hours 20 minutes is the average journey time for a direct Denver to Keflavik International Airport flight.

  • The timezone in Reykjavik is UTC+0, which is six hours ahead of Denver. Keflavik International Airport is located in Reykjavik.

  • Choose from 8 direct services every week between Denver International Airport (DEN) and Keflavik International Airport (KEF). This is the most popular route, with Icelandair offering a 3:40pm departure from DEN to KEF.

  • Your flight from Denver to KEF won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • With more travellers during peak seasons, aim to be at your terminal even earlier. Two hours for domestic flights and up to four for international journeys will allow extra time for delays.

Airports in Denver

Denver International Airport (DEN)

  • Denver International Airport (DEN) provides a hassle-free way to reach your destination. Nonstop flights from Denver to Keflavik International Airport (KEF) take off from this terminal.

  • When jetting out of DEN, you can catch a direct flight from Denver to Keflavik International Airport with Icelandair.

  • The airline with the highest booking numbers between DEN and KEF is Icelandair.

  • Icelandair takes the top spot for on-time performance. An impressive 85.11% of its departures on this route arrive as planned.

  • A stopover is the ideal opportunity to take a break from travelling and perhaps even explore a different city. When searching for cheap flights from Denver to KEF leaving from Denver International Airport (DEN), deselect the 'Direct flights only' box to discover where you can stop along the way. Popular options include:

    • O'Hare International Airport (ORD)

    • Logan International Airport (BOS)

    • Minneapolis-St. Paul International Airport (MSP)

  • DEN is around 40 kms (25 miles) from central Denver. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 35 minutes or so to get there, depending on traffic. If you're using public transport, expect the trip time to be around 1 hour 30 minutes.

  • Searching for a place to stay before your flight from Denver to Keflavik International Airport? Check out Baymont by Wyndham Denver International Airport. Enjoy a good night's rest here before making your way to Denver International Airport.

  • Denver International Airport scores high marks for on-time performance. 80.23% of flights that depart DEN land on time.

  • The address for DEN is 8500 Pena Boulevard.

About Keflavik International Airport (KEF)

Getting from Keflavik International Airport (KEF) to central Reykjavik

  • Central Reykjavik is roughly 25 miles from Keflavik International Airport. Travel times by cab or car hire will vary depending on time of day and traffic conditions, so do a little research before your trip.

  • If you're travelling by public transport, expect a journey time of around 1 hour 15 minutes.

How to find the cheapest flights from Denver to Keflavik International Airport (KEF)

  • £248 is the best price for a one-way ticket from Denver to Keflavik International Airport. A return flight starts at £389. These fares may change depending on demand and availability.

  • To snag cheap flights from Denver to KEF, book your plane ticket five months ahead of your planned departure.

  • October is when you're most likely to land a good deal on a Denver to Keflavik International Airport ticket. If you'd like to travel during a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

  • There's no need to check every day to find out if prices have dropped when you create a Price Alert. We'll notify you the moment a better deal is available on plane tickets from Denver to KEF.

  • Lock in a cheap flight from Denver to Keflavik International Airport by using the search filters. Select your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Denver to Keflavik International Airport (KEF)

  • February is the quietest month for flights from Denver to Keflavik International Airport (KEF), while July is the busiest. Figure out the ideal time to go to Reykjavik based on whether you want a bustling atmosphere or a more laid-back vibe.

  • Before locking in your Denver to KEF plane ticket, consider the weather you're most comfortable in. July is the warmest month in Reykjavik, with temperatures ranging from 8ºC (46ºF) to 15ºC (59ºF).

  • Look for cheap tickets from Denver to Keflavik International Airport in December if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC (21ºF) and 4ºC (39ºF).

More about Reykjavik

  • After booking your flight from Denver to Keflavik International Airport, find a hotel that puts you in a great location. Make one of these accommodation options your base for exploring Reykjavik:

  • Your Reykjavik visit wouldn't be complete without a bit of sightseeing. Attractions that should be on your list include The Northern Light Centre, Harpa and Sun Voyager.

Explore more of Iceland

  • Reykjavik will leave a lasting impression, but there are so many other parts of Iceland you should also see. About 290 kms (180 miles) north-east of Reykjavik, a trip to Akureyri will keep your itinerary busy. Start with leading attractions like Kjarnaskógur, Nordurslod - Into the Arctic and Regnbogastiginn.

  • If you're looking to explore another great destination in Iceland, head for Vestmannaeyjar, roughly 137 kms (85 miles) south-east of Reykjavik. Puffins of Westman Isles, Heimaey Island, Vestmanna Islands and Heimaklettur are key highlights.

Plan the rest of your trip from Denver to Reykjavik

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.