How long is the flight from Austria to Colorado?

Flight times from Austria to Colorado vary, but if you’re flying out of Graz and flying into Denver (one of the most popular routes), then the duration is 13h 15m on average. Another popular route from Austria to Colorado is flying from Salzburg to Denver, which will take roughly 13h 20m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Colorado?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Colorado from Austria according to our data. Lufthansa is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 3 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Austria to Colorado?

British Airways, American Airlines, and Lufthansa are the most popular carriers operating from Austria to Colorado

When did momondo last update prices for flights from Austria to Colorado?

Prices for flights from Austria to Colorado refresh daily.

How many operators does momondo search for flights from Austria to Colorado?

The number of operators available for flights from Austria to Colorado is 3 as of April 2026.

How old do you have to be to fly from Austria to Colorado?

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 Austria to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents you'll need for your trip to Colorado may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colorado. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$399 Cheap Flights from Austria to Colorado in 2026

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Find the cheapest flights from Austria to Colorado

Round-trip

One-way

Last minute

Recent round-trip flight deals from Austria to Colorado

Enter your travel dates to find the best prices.

7:10 am - 6:15 pm

VIE

DEN

19h 05m

1 stop

8:00 pm - 10:05 pm

DEN

VIE

18h 05m

1 stop

$654Multiple Airlines

Sun, May 3 - Sat, May 9

6:25 am - 6:15 pm

VIE

DEN

19h 50m

1 stop

8:00 pm - 10:05 pm

DEN

VIE

18h 05m

1 stop

$687Multiple Airlines

Sat, May 2 - Sat, May 9

8:05 am - 6:25 pm

VIE

DEN

18h 20m

1 stop

8:25 pm - 9:50 pm

DEN

VIE

17h 25m

1 stop

$760Turkish Airlines

Sat, May 2 - Thu, May 7

8:05 am - 6:25 pm

VIE

DEN

18h 20m

1 stop

8:25 pm - 9:50 pm

DEN

VIE

17h 25m

1 stop

$789Turkish Airlines

Sat, May 2 - Thu, May 7

4:35 pm - 6:25 pm

VIE

DEN

33h 50m

1 stop

8:25 pm - 12:50 pm

DEN

VIE

32h 25m

1 stop

$848Turkish Airlines

Fri, Oct 2 - Thu, Oct 22

7:00 am - 11:06 pm

VIE

COS

24h 06m

2 stops

11:55 am - 5:35 pm

COS

VIE

21h 40m

2 stops

$967Delta

Sat, May 2 - Wed, May 6

10:20 am - 3:40 pm

SZG

DEN

13h 20m

1 stop

3:45 pm - 1:35 pm

DEN

SZG

13h 50m

1 stop

$974Lufthansa

Thu, Apr 30 - Mon, May 4

2:10 pm - 12:44 am

SZG

DEN

18h 34m

2 stops

4:45 pm - 5:45 pm

DEN

SZG

17h 00m

2 stops

$980Lufthansa

Thu, Apr 30 - Mon, May 4

6:00 am - 3:40 pm

GRZ

DEN

17h 40m

1 stop

4:05 pm - 12:35 pm

DEN

GRZ

12h 30m

1 stop

$1,002United Airlines

Wed, Apr 29 - Sun, May 3

6:10 am - 3:40 pm

GRZ

DEN

17h 30m

1 stop

1:45 pm - 1:35 pm

DEN

GRZ

16h 50m

2 stops

$1,003United Airlines

Fri, Oct 2 - Mon, Oct 26

United Airlines flights from Austria to Colorado

Our best United Airlines deals on Austria to Colorado flight tickets

United Airlines

Apr 29

VIE7:00 amVienna Intl

14h 35m

1 stop

DEN1:35 pmDenver Intl

May 8

DEN11:15 amDenver Intl

17h 05m

2 stops

VIE12:20 pmVienna Intl

$963

United Airlines

Apr 29

VIE7:00 amVienna Intl

14h 35m

1 stop

DEN1:35 pmDenver Intl

May 8

DEN6:00 amDenver Intl

21h 30m

1 stop

VIE11:30 amVienna Intl

$964

United Airlines

Apr 26

VIE7:00 amVienna Intl

16h 40m

1 stop

DEN3:40 pmDenver Intl

Jun 7

DEN1:41 pmDenver Intl

16h 04m

2 stops

VIE1:45 pmVienna Intl

$966

Turkish Airlines flights from Austria to Colorado

Our best Turkish Airlines deals on Austria to Colorado flight tickets

Turkish Airlines

May 2

VIE8:05 amVienna Intl

18h 20m

1 stop

DEN6:25 pmDenver Intl

May 7

DEN8:25 pmDenver Intl

17h 25m

1 stop

VIE9:50 pmVienna Intl

$760

Turkish Airlines

May 2

VIE8:05 amVienna Intl

18h 20m

1 stop

DEN6:25 pmDenver Intl

May 7

DEN8:25 pmDenver Intl

17h 25m

1 stop

VIE9:50 pmVienna Intl

$789

Turkish Airlines

Oct 2

VIE4:35 pmVienna Intl

33h 50m

1 stop

DEN6:25 pmDenver Intl

Oct 22

DEN8:25 pmDenver Intl

32h 25m

1 stop

VIE12:50 pmVienna Intl

$848

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ViennaDenver

VIE - DEN

VIEDEN

Vienna Intl

Sun 5/3

7:10 am-6:15 pm

1 stop19h 05m

Denver Intl

Sat 5/9

8:00 pm-10:05 pm

1 stop18h 05m

$654

ViennaDenver

VIE - DEN

VIEDEN

Vienna Intl

Sat 5/2

6:25 am-6:15 pm

1 stop19h 50m

Denver Intl

Sat 5/9

8:00 pm-10:05 pm

1 stop18h 05m

$687

ViennaDenver

VIE - DEN

VIEDEN

Vienna Intl

Sat 5/2

8:05 am-6:25 pm

1 stop18h 20m

Denver Intl

Thu 5/7

8:25 pm-9:50 pm

1 stop17h 25m

$760

ViennaDenver

VIE - DEN

VIEDEN

Vienna Intl

Sat 5/2

8:05 am-6:25 pm

1 stop18h 20m

Denver Intl

Thu 5/7

8:25 pm-9:50 pm

1 stop17h 25m

$789

ViennaDenver

VIE - DEN

VIEDEN

Vienna Intl

Fri 10/2

4:35 pm-6:25 pm

1 stop33h 50m

Denver Intl

Thu 10/22

8:25 pm-12:50 pm

1 stop32h 25m

$848

ViennaColorado Springs

VIE - COS

VIECOS

Vienna Intl

Sat 5/2

7:00 am-11:06 pm

2 stops24h 06m

Colorado Springs

Wed 5/6

11:55 am-5:35 pm

2 stops21h 40m

$967

Quickest round-trip

SalzburgDenver

SZG - DEN

SZGDEN

Salzburg W.A. Mozart

Thu 4/30

10:20 am-3:40 pm

1 stop13h 20m

Denver Intl

Mon 5/4

3:45 pm-1:35 pm

1 stop13h 50m

$974

SalzburgDenver

SZG - DEN

SZGDEN

Salzburg W.A. Mozart

Thu 4/30

2:10 pm-12:44 am

2 stops18h 34m

Denver Intl

Mon 5/4

4:45 pm-5:45 pm

2 stops17h 00m

$980

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Wed 4/29

6:00 am-3:40 pm

1 stop17h 40m

Denver Intl

Sun 5/3

4:05 pm-12:35 pm

1 stop12h 30m

$1,002

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Fri 10/2

6:10 am-3:40 pm

1 stop17h 30m

Denver Intl

Mon 10/26

1:45 pm-1:35 pm

2 stops16h 50m

$1,003

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austria to Colorado

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

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of September is, on average, the cheapest month to fly to Colorado from Austria, with most prices found around $829. The month of October is another great option to travel to Colorado, with average flight prices from Austria averaging around $845.

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Austria when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $957 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Austria for as low as $801 on momondo.

Can stopping save me money on Austria to Colorado flights?

You could potentially save up to 5% on your flight if you consider stops on a Austria to Colorado flight.

Cheap Austria to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austria to Colorado

Fastest flight time	13h 15m
Direct flights	None

The fastest flight from Austria to Colorado takes 13h 15m

There are no direct flights from Austria to Colorado. There are no popular flight routes from Austria to Colorado.

Search flight deals

Frequently asked questions about flying from Austria to Colorado

When did momondo last update prices for flights from Austria to Colorado?
Prices for flights from Austria to Colorado refresh daily.
How many operators does momondo search for flights from Austria to Colorado?
The number of operators available for flights from Austria to Colorado is 3 as of April 2026.
How old do you have to be to fly from Austria to Colorado?
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 Austria to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents you'll need for your trip to Colorado may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colorado. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Austria to Colorado

Compare and see reviews for airlines that fly from Austria to Colorado with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $778	Free Cancellation	Rating 7.4 9,602 reviews	Search United Airlines flights
Lufthansa	PriceFrom $783	Free Cancellation	Rating 6.8 7,926 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $835	Free Cancellation	Rating 7.3 4,306 reviews	Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Austria to Colorado?

Finding the right flight to Colorado from Austria 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 Colorado quick and easy, saving you time and money.

Can I find flights from Austria to Colorado with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Colorado from Austria with this policy.

How can momondo help me find flights from Austria to Colorado?

Once you have performed a search for Austria to Colorado flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Austria to Colorado flights. All you need is a valid email address and we will do the rest; it is that quick and easy.