In terms of precipitation, rainfall in Graz ranges from 1.2 - 5.1 inches per month. July is typically the wettest month, when rainfall can reach 5.1 in. January is typically the driest time to visit Graz when rainfall is around 1.2 in.

If weather is an important factor for your trip to Graz, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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

Users have found that booking a flight from Colorado to Graz at least 54 days early can save you up to 3% on average compared to booking a flight this week. If booking 54 days before your flight isn’t an option for you, users have found flights from Colorado to Graz for as little as $598 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $865 for flights departing within the next 3 days.

What is the cheapest month to fly from Colorado to Graz?

Flights from Colorado to Graz lean towards being more expensive in June. Prices are generally better when you fly from Colorado to Graz in April, with the cheapest ticket starting at $564.

What airport do you fly into for flights to Graz from Colorado?

Most people fly into Graz Thalerhof (GRZ) if they book a flight to Graz from Colorado. Thalerhof is conveniently located just 5.2 mi from Graz’s city center.

Can I find deals for flights from Colorado to Graz that include hotel bookings?

Yes. In addition to deals on Colorado to Graz flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Colorado to Graz?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Graz.

Can I find deals for business class flights from Colorado to Graz?

Yes. Cheapflights offers flight deals from Colorado to Graz by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$814+ Flights from Colorado to Graz

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Cheap flight deals from Colorado to Graz

Round-trip from	$814 (Gotogate)
Popular in	June
Cheapest in	April
Average price	$950

From Colorado to Graz Thalerhof

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($166 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

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Find flight deals from Colorado to Graz

Cheapest flights from Colorado to Graz
Explore the most affordable flight options available from Colorado to Graz. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Fri 10/318:45 amDEN - GRZ

2 stops23h 55mMultiple Airlines

Tue 11/116:05 amGRZ - DEN

2 stops36h 18mMultiple Airlines

Deal found 7/31

$814

Fri 10/315:20 pmDEN - GRZ

1 stop15h 20mLufthansa

Tue 11/116:05 amGRZ - DEN

1 stop16h 30mLufthansa

Deal found 7/31

$889

Best flights from Colorado to Graz
Discover carefully curated flight deals from Colorado to Graz that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Fri 10/318:45 amDEN - GRZ

2 stops23h 55mMultiple Airlines

Tue 11/116:05 amGRZ - DEN

2 stops36h 18mMultiple Airlines

Deal found 7/31

$814

Fri 10/315:20 pmDEN - GRZ

1 stop15h 20mLufthansa

Tue 11/116:05 amGRZ - DEN

1 stop16h 30mLufthansa

Deal found 7/31

$889

Fly from

Fly to

Route

Depart

Return

Price

DenverGraz

DEN - GRZ

DENGRZ

Denver Intl

Fri 10/31

8:45 am-3:40 pm

2 stops23h 55m

Graz Thalerhof

Tue 11/11

6:05 am-10:23 am

2 stops36h 18m

$814

DenverGraz

DEN - GRZ

DENGRZ

Denver Intl

Fri 10/31

5:20 pm-3:40 pm

1 stop15h 20m

Graz Thalerhof

Tue 11/11

6:05 am-2:35 pm

1 stop16h 30m

$889

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Colorado to Graz

Have a flexible travel schedule? Discover the best time to fly to Graz from Colorado with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Graz

What is the cheapest time of day to fly from CO to GRZ?

When flying from Colorado to Graz, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Graz

Get a feel of what it's like to fly with Lufthansa from Colorado to Graz by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Lufthansa

6.8

Okay

7,275 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Lufthansa

6.8

Okay

7,275 reviews

Lufthansa

6.8

Okay

7,275 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

What airport do you fly into for flights to Graz from Colorado?
Most people fly into Graz Thalerhof (GRZ) if they book a flight to Graz from Colorado. Thalerhof is conveniently located just 5.2 mi from Graz’s city center.
Can I find deals for flights from Colorado to Graz that include hotel bookings?
Yes. In addition to deals on Colorado to Graz flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colorado to Graz?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Graz.
Can I find deals for business class flights from Colorado to Graz?
Yes. Cheapflights offers flight deals from Colorado to Graz by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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$814+ Cheap flights from Colorado to Graz (GRZ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colorado to Graz with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Colorado to Graz

Keep the following information in mind while searching for Colorado to Graz flight deals. Data was last updated July 31, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Colorado to Graz

Cheapest flights from Colorado to GrazExplore the most affordable flight options available from Colorado to Graz. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Colorado to Graz. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado to Graz that are best for you.

Best time to book a flight from Colorado to Graz

Have a flexible travel schedule? Discover the best time to fly to Graz from Colorado with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Graz

What is the cheapest time of day to fly from CO to GRZ?

Find hourly flight availability from Colorado to Graz. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Reviews of airlines servicing Graz

Get insights into the airlines that provide service to Graz. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Graz. Reviews last updated July 31, 2025.

Get a feel of what it's like to fly with Lufthansa from Colorado to Graz by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Graz. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Graz from Colorado?

Can I find deals for flights from Colorado to Graz that include hotel bookings?

How can I find direct flights from Colorado to Graz?

Can I find deals for business class flights from Colorado to Graz?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Graz

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

Cheapest flights from Colorado to Graz
Explore the most affordable flight options available from Colorado to Graz. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.