What airlines fly to Colorado?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Colorado from Graz according to our data. Lufthansa is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 5 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Graz Thalerhof Airport to Colorado?

Prices for flights from Graz Thalerhof Airport to Colorado were last updated today.

How old do you have to be to fly from Graz Thalerhof Airport to Colorado?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Graz Thalerhof Airport to Colorado.

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

The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$790 Cheap Flights from Graz to Colorado in 2025/26

1 adult

0 bags

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Find the cheapest flights from Graz to Colorado

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 am - 2:35 pmGRZ-DEN

16h 25m1 stop

5:42 pm - 3:40 pmDEN-GRZ

13h 58m2 stops

$790Lufthansa

Find Deal

Fri, Jan 16 - Fri, Jan 23

6:00 am - 7:55 pmGRZ-DEN

21h 55m2 stops

10:40 am - 12:35 pmDEN-GRZ

17h 55m2 stops

$805Multiple Airlines

Find Deal

Sat, Apr 18 - Wed, May 6

6:05 am - 1:40 pmGRZ-DEN

15h 35m1 stop

6:00 am - 1:35 pmDEN-GRZ

23h 35m2 stops

$806United Airlines

Find Deal

Thu, Feb 12 - Mon, Feb 16

6:05 am - 1:40 pmGRZ-DEN

15h 35m1 stop

6:00 am - 1:35 pmDEN-GRZ

23h 35m2 stops

$807United Airlines

Find Deal

Thu, Feb 12 - Mon, Feb 16

6:00 am - 3:35 pmGRZ-DEN

17h 35m1 stop

5:55 pm - 2:05 pmDEN-GRZ

12h 10m1 stop

$808United Airlines

Find Deal

Fri, Apr 24 - Sun, May 10

6:05 am - 5:44 pmGRZ-DEN

19h 39m2 stops

11:15 am - 1:35 pmDEN-GRZ

18h 20m2 stops

$809Multiple Airlines

Find Deal

Fri, Jan 16 - Fri, Jan 23

6:00 am - 7:31 pmGRZ-DEN

21h 31m2 stops

3:45 pm - 2:05 pmDEN-GRZ

14h 20m1 stop

$812United Airlines

Find Deal

Sat, Apr 18 - Wed, May 6

6:00 am - 7:55 pmGRZ-DEN

21h 55m2 stops

10:40 am - 12:35 pmDEN-GRZ

17h 55m2 stops

$813Multiple Airlines

Find Deal

Fri, Apr 24 - Sun, May 10

10:25 am - 3:35 pmGRZ-DEN

13h 10m1 stop

4:05 pm - 12:35 pmDEN-GRZ

12h 30m1 stop

$864Lufthansa

Find Deal

Sat, Apr 18 - Wed, May 6

10:25 am - 3:35 pmGRZ-DEN

13h 10m1 stop

3:45 pm - 2:05 pmDEN-GRZ

14h 20m1 stop

$870Lufthansa

Find Deal

Sat, Apr 18 - Wed, May 6

United Airlines flights from Graz to Colorado

Our best United Airlines deals on Graz to Colorado flight tickets

United Airlines

Feb 12

GRZ6:05 amGraz Thalerhof

15h 35m

1 stop

DEN1:40 pmDenver Intl

Feb 16

DEN6:00 amDenver Intl

23h 35m

2 stops

GRZ1:35 pmGraz Thalerhof

$806

Find similar

United Airlines

Feb 12

GRZ6:05 amGraz Thalerhof

15h 35m

1 stop

DEN1:40 pmDenver Intl

Feb 16

DEN3:55 pmDenver Intl

13h 40m

1 stop

GRZ1:35 pmGraz Thalerhof

$807

Find similar

United Airlines

Apr 24

GRZ6:00 amGraz Thalerhof

17h 35m

1 stop

DEN3:35 pmDenver Intl

May 10

DEN5:55 pmDenver Intl

12h 10m

1 stop

GRZ2:05 pmGraz Thalerhof

$808

Find similar

Lufthansa flights from Graz to Colorado

Our best Lufthansa deals on Graz to Colorado flight tickets

Lufthansa

Jan 16

GRZ6:10 amGraz Thalerhof

16h 25m

1 stop

DEN2:35 pmDenver Intl

Jan 23

DEN5:42 pmDenver Intl

13h 58m

2 stops

GRZ3:40 pmGraz Thalerhof

$790

Find similar

Lufthansa

Apr 18

GRZ10:25 amGraz Thalerhof

13h 10m

1 stop

DEN3:35 pmDenver Intl

May 6

DEN4:05 pmDenver Intl

12h 30m

1 stop

GRZ12:35 pmGraz Thalerhof

$864

Find similar

Lufthansa

Apr 18

GRZ10:25 amGraz Thalerhof

13h 10m

1 stop

DEN3:35 pmDenver Intl

May 6

DEN3:45 pmDenver Intl

14h 20m

1 stop

GRZ2:05 pmGraz Thalerhof

$870

Find similar

Fly from

Fly to

Route

Depart

Return

Price

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Fri 1/16

6:10 am-2:35 pm

1 stop16h 25m

Denver Intl

Fri 1/23

5:42 pm-3:40 pm

2 stops13h 58m

$790

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Sat 4/18

6:00 am-7:55 pm

2 stops21h 55m

Denver Intl

Wed 5/6

10:40 am-12:35 pm

2 stops17h 55m

$805

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Thu 2/12

6:05 am-1:40 pm

1 stop15h 35m

Denver Intl

Mon 2/16

6:00 am-1:35 pm

2 stops23h 35m

$806

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Thu 2/12

6:05 am-1:40 pm

1 stop15h 35m

Denver Intl

Mon 2/16

6:00 am-1:35 pm

2 stops23h 35m

$807

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Fri 4/24

6:00 am-3:35 pm

1 stop17h 35m

Denver Intl

Sun 5/10

5:55 pm-2:05 pm

1 stop12h 10m

$808

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Fri 1/16

6:05 am-5:44 pm

2 stops19h 39m

Denver Intl

Fri 1/23

11:15 am-1:35 pm

2 stops18h 20m

$809

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Sat 4/18

6:00 am-7:31 pm

2 stops21h 31m

Denver Intl

Wed 5/6

3:45 pm-2:05 pm

1 stop14h 20m

$812

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Fri 4/24

6:00 am-7:55 pm

2 stops21h 55m

Denver Intl

Sun 5/10

10:40 am-12:35 pm

2 stops17h 55m

$813

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Sat 4/18

10:25 am-3:35 pm

1 stop13h 10m

Denver Intl

Wed 5/6

4:05 pm-12:35 pm

1 stop12h 30m

$864

GrazDenver

GRZ - DEN

GRZDEN

Graz Thalerhof

Sat 4/18

10:25 am-3:35 pm

1 stop13h 10m

Denver Intl

Wed 5/6

3:45 pm-2:05 pm

1 stop14h 20m

$870

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Graz 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

What is the cheapest month to fly to Colorado?

The month of September is, on average, the cheapest month to fly to Colorado from Graz, with most prices found around $837. The month of April is another great option to travel to Colorado, with average flight prices from Graz averaging around $853.

Cheap Graz to Colorado flight deals and tips

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

Fastest flight time	15h 35m
Direct flights	None

The fastest flight from Graz to Colorado takes 15h 35m

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

Search flight deals

When did momondo last update prices for flights from Graz Thalerhof Airport to Colorado?
Prices for flights from Graz Thalerhof Airport to Colorado were last updated today.
How old do you have to be to fly from Graz Thalerhof Airport to Colorado?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Graz Thalerhof Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Graz to Colorado. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo helps you find the best flight between Graz and Colorado by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Graz to Colorado now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colorado and let you know when they change.