How do I get Price Alerts for flights from Klagenfurt to Denver?

Price Alerts will notify you by email when the price for flights to Denver from Klagenfurt decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Klagenfurt to Denver with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Klagenfurt Airport to Denver Intl Airport?

Prices for flights from Klagenfurt Airport to Denver Intl Airport refresh daily.

How old do you have to be to fly from Klagenfurt Airport to Denver 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 Klagenfurt 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.

$914 Cheap Flights from Klagenfurt to Denver in 2025/26

1 adult

0 bags

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Find the cheapest flights from Klagenfurt to Denver

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5:45 am - 7:55 pmKLU-DEN

22h 10m2 stops

5:30 pm - 1:55 pmDEN-KLU

37h 25m2 stops

$914Air Canada

Find Deal

Thu, Mar 5 - Sun, Mar 8

5:45 am - 7:55 pmKLU-DEN

22h 10m2 stops

5:30 pm - 1:55 pmDEN-KLU

37h 25m2 stops

$916Air Canada

Find Deal

Thu, Mar 5 - Sun, Mar 8

5:45 am - 7:55 pmKLU-DEN

22h 10m2 stops

5:30 pm - 1:55 pmDEN-KLU

37h 25m2 stops

$917Air Canada

Find Deal

Thu, Mar 5 - Sun, Mar 8

Air Canada flights from Klagenfurt to Denver

Our best Air Canada deals on Klagenfurt to Denver flight tickets

Air Canada

Mar 5

KLU5:45 amKlagenfurt

22h 10m

2 stops

DEN7:55 pmDenver Intl

Mar 8

DEN5:30 pmDenver Intl

37h 25m

2 stops

KLU1:55 pmKlagenfurt

$914

Find similar

Air Canada

Mar 5

KLU5:45 amKlagenfurt

22h 10m

2 stops

DEN7:55 pmDenver Intl

Mar 8

DEN5:30 pmDenver Intl

37h 25m

2 stops

KLU1:55 pmKlagenfurt

$916

Find similar

Air Canada

Mar 5

KLU5:45 amKlagenfurt

22h 10m

2 stops

DEN7:55 pmDenver Intl

Mar 8

DEN5:30 pmDenver Intl

37h 25m

2 stops

KLU1:55 pmKlagenfurt

$917

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KlagenfurtDenver

KLU - DEN

KLUDEN

Klagenfurt

Thu 3/5

5:45 am-7:55 pm

2 stops22h 10m

Denver Intl

Sun 3/8

5:30 pm-1:55 pm

2 stops37h 25m

$914

KlagenfurtDenver

KLU - DEN

KLUDEN

Klagenfurt

Thu 3/5

5:45 am-7:55 pm

2 stops22h 10m

Denver Intl

Sun 3/8

5:30 pm-1:55 pm

2 stops37h 25m

$916

KlagenfurtDenver

KLU - DEN

KLUDEN

Klagenfurt

Thu 3/5

5:45 am-7:55 pm

2 stops22h 10m

Denver Intl

Sun 3/8

5:30 pm-1:55 pm

2 stops37h 25m

$917

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Klagenfurt to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Klagenfurt to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Klagenfurt to Denver (KLU to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Klagenfurt to Denver

Direct flights	None

There are no direct flights from Klagenfurt to Denver. There are no popular flight routes from Klagenfurt to Denver.

Search flight deals

How far is Klagenfurt to Denver Intl by plane?
A flight from Klagenfurt to Denver Intl will travel around 5392.0 mi. In terms of flight time, this usually takes a little over 22h 10m.
When did momondo last update prices for flights from Klagenfurt Airport to Denver Intl Airport?
Prices for flights from Klagenfurt Airport to Denver Intl Airport refresh daily.
How old do you have to be to fly from Klagenfurt Airport to Denver 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 Klagenfurt 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.

How do I get Price Alerts for flights from Klagenfurt to Denver?
Price Alerts will notify you by email when the price for flights to Denver from Klagenfurt decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Klagenfurt to Denver with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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Why use momondo?

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

Finding the right flight to Denver from Klagenfurt is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Denver quick and easy, saving you time and money.

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

Yes. All flights to Denver from Klagenfurt on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Klagenfurt to Denver.

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

Yes. momondo can track prices for Klagenfurt to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.