Cheap flights from Denver to Reykjavik from $347
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Reykjavik departing on 1/5. 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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Not ready to book? to track prices.United Airlines flights from Denver to Reykjavik Keflavik Intl Airport
Our best United Airlines deals on Denver to Reykjavik Keflavik Intl Airport flight tickets
Lufthansa flights from Denver to Reykjavik Keflavik Intl Airport
Our best Lufthansa deals on Denver to Reykjavik Keflavik Intl Airport flight tickets
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Use the filters below to find and compare flights from Denver to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Thu 10/22
9:40 am-7:55 am
1 stop16h 15m
Reykjavik Keflavik Intl
Thu 10/29
12:00 pm-10:44 pm
1 stop16h 44m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Fri 11/13
4:48 pm-10:00 am
1 stop10h 12m
Reykjavik Keflavik Intl
Sat 11/21
12:00 pm-11:31 pm
1 stop18h 31m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Fri 10/23
6:00 am-8:50 am
1 stop20h 50m
Reykjavik Keflavik Intl
Sat 10/31
12:00 pm-6:13 pm
1 stop12h 13m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Fri 10/23
3:48 pm-8:50 am
1 stop11h 02m
Reykjavik Keflavik Intl
Thu 10/29
12:00 pm-10:44 pm
1 stop16h 44m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Fri 11/13
3:40 pm-6:05 am
Nonstop7h 25m
Reykjavik Keflavik Intl
Sat 11/21
4:55 pm-6:00 pm
Nonstop8h 05m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Mon 12/7
3:40 pm-6:05 am
Nonstop7h 25m
Reykjavik Keflavik Intl
Mon 12/14
4:55 pm-6:00 pm
Nonstop8h 05m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Sun 11/29
3:40 pm-6:05 am
Nonstop7h 25m
Reykjavik Keflavik Intl
Fri 12/4
4:55 pm-6:00 pm
Nonstop8h 05m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Tue 11/10
4:48 pm-2:25 pm
2 stops38h 37m
Reykjavik Keflavik Intl
Thu 11/19
3:10 pm-2:30 pm
1 stop30h 20m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Tue 11/10
4:10 pm-2:25 pm
2 stops39h 15m
Reykjavik Keflavik Intl
Thu 11/19
3:10 pm-2:30 pm
1 stop30h 20m
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Tue 11/10
4:10 pm-2:25 pm
2 stops39h 15m
Reykjavik Keflavik Intl
Thu 11/19
3:10 pm-11:31 pm
2 stops39h 21m
See travel insights to Reykjavik from
How to get the cheapest flight ticket from Denver to Reykjavik Keflavik Intl Airport
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 typical price of a round-trip flight between Denver and Reykjavik Keflavik Intl Airport?
Prices are currently low for flights on this route.
Typical prices usually range from $542 to $876.The lowest price recently found on this route was $541.
What is the cheapest month to fly to Reykjavik Keflavik Intl Airport?
The month of February is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from Denver, with most prices found around $448. If you’re not able to fly to Reykjavik Keflavik Intl Airport in February, then January is your next best option. Flight prices from Denver to Reykjavik Keflavik Intl Airport during January average around $520.
What is the cheapest day to depart on your flight to Reykjavik Keflavik Intl Airport?
The cheapest day to depart from Denver to Reykjavik Keflavik Intl Airport is on a Sunday when prices can be found for as low as $714. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Saturday, with ticket prices averaging around $740.
What is the cheapest time of day to depart on your flight to Reykjavik Keflavik Intl Airport?
The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the afternoon when flights can be purchased for as low as $697. Flights in the evening are often more expensive with an average ticket price of $836.
What is the cheapest Denver Intl to Reykjavik Keflavik Intl flight route?
Fly from Denver Intl to Reykjavik Keflavik Intl for the best Denver Intl - Reykjavik Keflavik Intl flight prices
How far in advance should I book a flight from Denver to Reykjavik Keflavik Intl Airport?
You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $628 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from Denver for as low as $586 on momondo.
What cabin class options are available on Denver to Reykjavik Keflavik Intl Airport flights?
There are 3 cabin classes available to choose from on Denver to Reykjavik Keflavik Intl Airport 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 Denver to Reykjavik Keflavik Intl Airport flights?
No. A direct flight is the cheapest option for a flight between Denver to Reykjavik Keflavik Intl Airport.
How have Denver to Reykjavik Keflavik Intl Airport flight prices changed over time?
As of October 2026, prices for Denver to Reykjavik Keflavik Intl Airport flights are approximately 49% more expensive when compared to flights at the same time last year.
How many flights depart from Denver to Reykjavik Keflavik Intl Airport on average per day?
1 flights are operational daily from Denver to Reykjavik Keflavik Intl Airport as of October 2026. The most popular departure time for this route is 4:00PM, with 100% of flights per day taking off in the afternoon.
How many flights depart from Denver to Reykjavik Keflavik Intl Airport on average per week?
As of October 2026, there are 7 flights per week flying from Denver to Reykjavik Keflavik Intl Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.
When to book flights from Denver to Reykjavik Keflavik Intl Airport
Cheap Denver to Reykjavik Keflavik Intl Airport (DEN to KEF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Denver to Reykjavik Keflavik Intl Airport
Frequently asked questions about flying from Denver to Reykjavik Keflavik Intl Airport
How far is Denver Intl to Reykjavik Keflavik Intl by plane?
Reykjavik Keflavik Intl is 3572.3 mi away from Denver Intl. 7h 15m is a normal flight duration for this route.
When did momondo last update prices for flights from Denver Intl Airport to Reykjavik Keflavik Intl Airport?
Prices for flights from Denver Intl Airport to Reykjavik Keflavik Intl Airport were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Reykjavik Keflavik Intl Airport?
The number of operators available for flights from Denver Intl Airport to Reykjavik Keflavik Intl Airport is 2 as of October 2026.
How old do you have to be to fly from Denver Intl Airport to Reykjavik Keflavik Intl Airport?
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 Denver Intl Airport to Reykjavik Keflavik Intl Airport.
What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?
The travel and health documents required for your trip to Reykjavik Keflavik Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Reykjavik Keflavik Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Denver to Reykjavik Keflavik Intl Airport?
Based on momondo bookings for flights between Denver and Reykjavik Keflavik Intl Airport, the leading plane model is Boeing 787-9 Dreamliner, making up 48.64% of the total bookings. Other popular models include Airbus A350-1000 with 15.93%, Boeing 737 MAX 8 with 5.76%, and Airbus A350-900 with 5.67%.
What is the most popular airline from Denver to Reykjavik Keflavik Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Denver to Reykjavik Keflavik Intl Airport is Icelandair (96% of total bookings). The next most popular airline is United Airlines (4%).
Best airlines flying from Denver to Reykjavik Keflavik Intl Airport
Compare and see reviews for airlines that fly from Denver to Reykjavik Keflavik Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $431 | Free Cancellation | Rating 7.4 10,345 reviews | |||
| PriceFrom $448 | Free Cancellation | Rating 6.9 758 reviews |
Icelandair Flights From Denver to Reykjavik Keflavik Intl Airport
Across 7 Icelandair flights from Denver to Reykjavik Keflavik Intl Airport this week, the average price was $633, with the best Icelandair deals starting from $448 round-trip. 758 users have rated Icelandair on momondo, with an average score of 6.9/10.
Traveling to a place near Reykjavik?
Book flights to Reykjavik if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Denver to Reykjavik?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to Reykjavik. momondo saves you time and could save you money on your trip.
Can I find flights from Denver to Reykjavik with flexible booking policies on momondo?
Flights from Denver to Reykjavik with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Denver to Reykjavik?
Once all potential Denver to Reykjavik flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Denver to Reykjavik right now. Can momondo alert me if prices change?
Price alerts on flights to Reykjavik from Denver 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.