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C$465 Cheap Flights from Reykjavik Keflavik (KEF) to Denver International (DEN)

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Flight deals from Reykjavik Keflavik to Denver International

Looking for a cheap last-minute deal or the best return flight from Reykjavik Keflavik Airport to Denver International Airport? If you want to travel next month, return fares start from C$1,002. Find the lowest prices on one-way and return tickets right here.
Denver.C$464 per passenger.Departing Fri., Aug. 21.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Reykjavik Keflavik on Fri., Aug. 21, arriving in Denver International.Price includes taxes and charges.From C$464, select.
Denver.C$476 per passenger.Departing Fri., Jul. 31.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Reykjavik Keflavik on Fri., Jul. 31, arriving in Denver International.Price includes taxes and charges.From C$476, select.
Denver.C$478 per passenger.Departing Tue., May 26.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Reykjavik Keflavik on Tue., May 26, arriving in Denver International.Price includes taxes and charges.From C$478, select.
Denver.C$480 per passenger.Departing Wed., Sep. 2.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Reykjavik Keflavik on Wed., Sep. 2, arriving in Denver International.Price includes taxes and charges.From C$480, select.
Denver.C$517 per passenger.Departing Thu., Jun. 25.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Reykjavik Keflavik on Thu., Jun. 25, arriving in Denver International.Price includes taxes and charges.From C$517, select.
Denver.C$676 per passenger.Departing Mon., Oct. 12.One-way flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Reykjavik Keflavik on Mon., Oct. 12, arriving in Denver International.Price includes taxes and charges.From C$676, select.
Denver.C$705 per passenger.Departing Sun., Nov. 15.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Sun., Nov. 15, arriving in Denver International.Price includes taxes and charges.From C$705, select.
Denver.C$707 per passenger.Departing Sat., Oct. 17.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Sat., Oct. 17, arriving in Denver International.Price includes taxes and charges.From C$707, select.
Denver.C$717 per passenger.Departing Wed., Mar. 24.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed., Mar. 24, arriving in Denver International.Price includes taxes and charges.From C$717, select.
Denver.C$721 per passenger.Departing Wed., Jun. 10.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed., Jun. 10, arriving in Denver International.Price includes taxes and charges.From C$721, select.
Denver.C$723 per passenger.Departing Wed., Sep. 16.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed., Sep. 16, arriving in Denver International.Price includes taxes and charges.From C$723, select.
Denver.C$726 per passenger.Departing Fri., May 29.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Fri., May 29, arriving in Denver International.Price includes taxes and charges.From C$726, select.
Denver.C$726 per passenger.Departing Tue., Aug. 25.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Tue., Aug. 25, arriving in Denver International.Price includes taxes and charges.From C$726, select.
Denver.C$818 per passenger.Departing Sat., Jul. 25.One-way flight with Icelandair.Outbound direct flight with Icelandair departs from Reykjavik Keflavik on Sat., Jul. 25, arriving in Denver International.Price includes taxes and charges.From C$818, select.
Denver.C$2,427 per passenger.Departing Tue., May 11.One-way flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Reykjavik Keflavik on Tue., May 11, arriving in Denver International.Price includes taxes and charges.From C$2,427, select.
Denver.C$13,083 per passenger.Departing Sat., Jan. 2.One-way flight with Brussels Airlines.Outbound indirect flight with Brussels Airlines, departs from Reykjavik Keflavik on Sat., Jan. 2, arriving in Denver International.Price includes taxes and charges.From C$13,083, select.

Find the cheapest month to fly from Reykjavik Keflavik to Denver International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Reykjavik Keflavik to Denver International flights are currently cheapest in August.
May
from C$479
Jun.
from C$518
Jul.
from C$477
Aug.
from C$465
Sep.
from C$481
Oct.
from C$678
Nov.
from C$707
Dec.
Find prices
Jan.
from C$13,108
Feb.
Find prices
Mar.
from C$718
Apr.
Find prices

Which airlines fly from Reykjavik Keflavik to Denver International?

Reykjavik Keflavik to Denver International: Alternative routes

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

Denver Arapahoe Co

1km from central Denver
Closest
Search flights

Broomfield

23km from central Denver
Search flights

Denver International

30km from central Denver
Cheapest
from C$464
Search flights

Northern Colorado Regional

79km from central Denver
Search flights

Reykjavik to Denver: Flight information

The things to know before you go.
Cheapest flight foundC$465
Cheapest month to flyAugust
Average flight time8 hrs, 8 mins
Most popular airlineIcelandair
Average flights per week10

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

The best price we found for a return flight from Reykjavik Keflavik to Denver International is C$905. 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.
8 hours and 8 minutes is the average flight time from Reykjavik Keflavik to Denver International.
Icelandair and airBaltic fly direct from Reykjavik Keflavik to Denver International.
As of May 2026, there are 10 flights per week flying from Reykjavik Keflavik to Denver International.
The cheapest month to fly from Reykjavik Keflavik to Denver International is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Reykjavik Keflavik Airport to Denver International Airport on Thursday, October 22, 2026.
Yes – the average flight time is 8 hours and 8 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 Denver International 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 Denver is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Icelandair offers the cheapest flight tickets to Denver International.

Flying from Keflavik International Airport (KEF) to Denver International Airport (DEN): what you need to know

  • 8 hours 7 minutes is the average length of a direct flight from Keflavik International Airport to Denver International Airport. Denver is 6 hours behind Reykjavik and is in the UTC-6 timezone.

  • Each week, there are 7 flights from Keflavik International Airport to Denver International Airport. If you want to get going early, jump on the 10:25 Icelandair flight. If you'd rather make the most of your day before flying, the last flight from KEF to DEN is 20:10 with Icelandair.

  • Planning to travel during a peak time like a public holiday? Expect longer lines at check-in and security. To be on the safe side, arrive up to four hours before international flights and two hours before domestic departures.

  • If you want to break up your flight from Keflavik International Airport to Denver International Airport, think about adding a stopover. Just deselect 'Direct flights only' and find a city that appeals to you. The top stopovers on the KEF - DEN route include:

    • Minneapolis-St. Paul International Airport

    • Detroit Metropolitan Wayne County Airport

    • Pittsburgh International Airport

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

  • The lowest price we've seen for a one-way ticket from Keflavik International Airport to Denver International Airport is C$465. For a return flight on this route, the best price is C$905. Depending on the availability when you book, these fares can change.

  • To secure cheap flight tickets from KEF to DEN, reserve your journey 10 months before the departure date.

  • The cheapest month for flight tickets from Keflavik International Airport to Denver International Airport is June. Use the 'Whole month' tool to find the lowest airfares if you have flexible travel dates.

  • Snapping up a cheap ticket from KEF to DEN is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when there's a better deal.

  • Tailor your flights using filters. Select your arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Keflavik International Airport to Denver International Airport.

Handy information about Keflavik International Airport (KEF)

  • Located around 48 kilometres from the center of Reykjavik, Keflavik International Airport can be reached in approximately 49 minutes by car (depending on traffic). The same journey by public transport takes roughly 1 hour and 13 minutes.

  • Taking an early flight from Keflavik International Airport to Denver International Airport? Avoid the stress of rushing to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to KEF:

Arriving at Denver International Airport (DEN)

  • Get off your flight from Keflavik International Airport to Denver International Airport and hop into your hotel bed shortly after. If you need a comfortable option a short drive from DEN, consider SpringHill Suites Denver Airport.

Getting from Denver International Airport (DEN) to central Denver

  • Denver International Airport is approximately 40 kilometres from the center of Denver. With a cab or in your own car rental, the drive is around 34 minutes.

  • Traveling by public transport takes about 1 hour and 31 minutes.

When to fly to Denver International Airport (DEN)

  • It's time to choose your trip dates for your flight from Keflavik International Airport to Denver International Airport. July is the most popular month to visit Denver. If you prefer a more relaxed vibe, go in April.

  • The warmest month in Denver is July, with temperatures ranging between 14ºC and 32ºC. Lock in your flights from Keflavik International Airport to Denver International Airport in this month if this is the kind of weather you like.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from KEF to DEN in January. Average temperatures are between -9ºC and 7ºC then.

More about Denver

Complete your Denver trip with hotels and a car rental

  • You've locked in your cheap ticket to Denver International Airport — next up is finding a great place to stay, and perhaps even a set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Denver.

Plan the rest of your trip from Reykjavik to Denver

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