Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Denver to Graz from $843

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Graz departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Graz

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
11:20 am - 3:45 pmDEN  Denver Intl-GRZ Graz Thalerhof
20h 25m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Air Canada Logo
9:50 am - 12:38 pmGRZ  Graz Thalerhof-DEN Denver Intl
34h 48m2 stops Munich Franz Josef Strauss Vancouver Intl
$843Air Canada
mié., dic. 9 - dom., dic. 13
Multiple Airlines Logo
11:25 am - 9:15 amDEN  Denver Intl-GRZ Graz Thalerhof
37h 50m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main
Multiple Airlines Logo
10:25 am - 10:31 amGRZ  Graz Thalerhof-DEN Denver Intl
32h 06m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$889Multiple Airlines
mar., sep. 8 - mié., sep. 16
Multiple Airlines Logo
9:40 am - 9:15 amDEN  Denver Intl-GRZ Graz Thalerhof
15h 35m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main
Multiple Airlines Logo
10:50 am - 8:17 pmGRZ  Graz Thalerhof-DEN Denver Intl
17h 27m2 stops Zurich Toronto Pearson Intl
$892Multiple Airlines
mié., sep. 9 - mié., sep. 16
Multiple Airlines Logo
1:30 pm - 1:55 pmDEN  Denver Intl-GRZ Graz Thalerhof
40h 25m2 stops Toronto Pearson Intl Frankfurt am Main
Multiple Airlines Logo
9:50 am - 4:50 pmGRZ  Graz Thalerhof-DEN Denver Intl
39h 00m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
$907Multiple Airlines
sáb., dic. 26 - vie., ene. 8
Multiple Airlines Logo
11:35 am - 3:55 pmDEN  Denver Intl-GRZ Graz Thalerhof
20h 20m2 stops Toronto Pearson Intl Vienna Intl
Multiple Airlines Logo
10:25 am - 11:08 pmGRZ  Graz Thalerhof-DEN Denver Intl
20h 43m2 stops Frankfurt am Main Vancouver Intl
$911Multiple Airlines
mar., sep. 8 - mié., sep. 16
Multiple Airlines Logo
4:15 pm - 12:35 pmDEN  Denver Intl-GRZ Graz Thalerhof
12h 20m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
9:50 am - 11:08 pmGRZ  Graz Thalerhof-DEN Denver Intl
21h 18m2 stops Munich Franz Josef Strauss Vancouver Intl
$920Multiple Airlines
mar., sep. 8 - mié., sep. 16
Multiple Airlines Logo
5:40 pm - 1:55 pmDEN  Denver Intl-GRZ Graz Thalerhof
36h 15m2 stops Toronto Pearson Intl Frankfurt am Main
Multiple Airlines Logo
9:50 am - 2:30 pmGRZ  Graz Thalerhof-DEN Denver Intl
12h 40m1 stop Munich Franz Josef Strauss
$941Multiple Airlines
sáb., dic. 26 - vie., ene. 8
Multiple Airlines Logo
9:40 am - 9:45 amDEN  Denver Intl-GRZ Graz Thalerhof
16h 05m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main
Multiple Airlines Logo
9:50 am - 8:17 pmGRZ  Graz Thalerhof-DEN Denver Intl
18h 27m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
$942Multiple Airlines
vie., sep. 18 - vie., sep. 25
Lufthansa Logo
4:15 pm - 12:35 pmDEN  Denver Intl-GRZ Graz Thalerhof
12h 20m1 stop Munich Franz Josef Strauss
Lufthansa Logo
1:15 pm - 1:45 pmGRZ  Graz Thalerhof-DEN Denver Intl
32h 30m1 stop Munich Franz Josef Strauss
$972Lufthansa
mar., sep. 8 - mié., sep. 16
Lufthansa Logo
5:40 pm - 6:05 pmDEN  Denver Intl-GRZ Graz Thalerhof
16h 25m1 stop Frankfurt am Main
Lufthansa Logo
1:15 pm - 1:45 pmGRZ  Graz Thalerhof-DEN Denver Intl
32h 30m1 stop Munich Franz Josef Strauss
$994Lufthansa
mar., sep. 8 - mié., sep. 16

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Lufthansa flights from Denver to Graz

Our best Lufthansa deals on Denver to Graz flight tickets
Lufthansa
Sep 8
DEN4:15 pmDenver Intl
12h 20m
1 stop
GRZ12:35 pmGraz Thalerhof
Sep 16
GRZ1:15 pmGraz Thalerhof
32h 30m
1 stop
DEN1:45 pmDenver Intl
$972
Lufthansa
Sep 8
DEN5:40 pmDenver Intl
16h 25m
1 stop
GRZ6:05 pmGraz Thalerhof
Sep 16
GRZ1:15 pmGraz Thalerhof
32h 30m
1 stop
DEN1:45 pmDenver Intl
$994
Lufthansa
Sep 8
DEN5:40 pmDenver Intl
14h 30m
2 stops
GRZ4:10 pmGraz Thalerhof
Sep 16
GRZ1:15 pmGraz Thalerhof
19h 15m
2 stops
DEN12:30 amDenver Intl
$1,018

Air Canada flights from Denver to Graz

Our best Air Canada deals on Denver to Graz flight tickets
Air Canada
Dec 9
DEN11:20 amDenver Intl
20h 25m
2 stops
GRZ3:45 pmGraz Thalerhof
Dec 13
GRZ9:50 amGraz Thalerhof
34h 48m
2 stops
DEN12:38 pmDenver Intl
$843
Air Canada
Dec 26
DEN1:30 pmDenver Intl
16h 25m
2 stops
GRZ1:55 pmGraz Thalerhof
Jan 8
GRZ6:00 amGraz Thalerhof
19h 35m
3 stops
DEN5:35 pmDenver Intl
$984

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Graz that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated agosto 7, 2026.
Use the filters below to find and compare flights from Denver to Graz that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

mié. 12/9

11:20 am-3:45 pm

2 stops20h 25m

Graz Thalerhof

dom. 12/13

9:50 am-12:38 pm

2 stops34h 48m

$843

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

mar. 9/8

11:25 am-9:15 am

2 stops37h 50m

Graz Thalerhof

mié. 9/16

10:25 am-10:31 am

2 stops32h 06m

$889
Quickest round-trip

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

mié. 9/9

9:40 am-9:15 am

2 stops15h 35m

Graz Thalerhof

mié. 9/16

10:50 am-8:17 pm

2 stops17h 27m

$892

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

sáb. 12/26

1:30 pm-1:55 pm

2 stops40h 25m

Graz Thalerhof

vie. 1/8

9:50 am-4:50 pm

2 stops39h 00m

$907

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

mar. 9/8

11:35 am-3:55 pm

2 stops20h 20m

Graz Thalerhof

mié. 9/16

10:25 am-11:08 pm

2 stops20h 43m

$911

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

mar. 9/8

4:15 pm-12:35 pm

1 stop12h 20m

Graz Thalerhof

mié. 9/16

9:50 am-11:08 pm

2 stops21h 18m

$920

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

sáb. 12/26

5:40 pm-1:55 pm

2 stops36h 15m

Graz Thalerhof

vie. 1/8

9:50 am-2:30 pm

1 stop12h 40m

$941

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

vie. 9/18

9:40 am-9:45 am

2 stops16h 05m

Graz Thalerhof

vie. 9/25

9:50 am-8:17 pm

2 stops18h 27m

$942

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

mar. 9/8

4:15 pm-12:35 pm

1 stop12h 20m

Graz Thalerhof

mié. 9/16

1:15 pm-1:45 pm

1 stop32h 30m

$972

DenverGraz

DEN Denver Intl - GRZ Graz Thalerhof

DENGRZ

Denver Intl

mar. 9/8

5:40 pm-6:05 pm

1 stop16h 25m

Graz Thalerhof

mié. 9/16

1:15 pm-1:45 pm

1 stop32h 30m

$994

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Graz from

How to get the cheapest flight ticket from Denver to Graz

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 airlines fly to Graz?

Lufthansa, United Airlines and Turkish Airlines are the top three most popular airlines that fly to Graz from Denver according to our data. Lufthansa is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Graz. Keep in mind that there are 5 different airlines that fly to Graz on a routine basis, so you have a few additional options to choose from.

When to book flights from Denver to Graz

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

Cheap Denver to Graz (DEN to GRZ) flight deals and tips

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

Fastest flight time

37h 50m

Direct flights

None
The fastest flight from Denver to Graz takes 37h 50m
There are no direct flights from Denver to Graz. There are no popular flight routes from Denver to Graz.
Search flight deals

Frequently asked questions about flying from Denver to Graz

  • How far is Denver Intl to Graz Thalerhof by plane?

    Denver Intl and Graz Thalerhof are 5406.5 mi apart from one another. 37h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Denver Intl Airport to Graz Thalerhof Airport?

    Prices for flights from Denver Intl Airport to Graz Thalerhof Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Denver Intl Airport to Graz Thalerhof Airport?

  • How old do you have to be to fly from Denver Intl Airport to Graz Thalerhof 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 Graz Thalerhof Airport.

  • What documentation or ID do you need to fly to Graz Thalerhof Airport?

    The travel and health documents you'll need for your trip to Graz Thalerhof Airport 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 Graz Thalerhof Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Denver to Graz?

Best airlines flying from Denver to Graz

Compare and see reviews for airlines that fly from Denver to Graz with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $828Free CancellationRating
6.8
8,177 reviews
Search Lufthansa flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to Graz. momondo saves you time and could save you money on your trip.

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

All flight searches from Denver to Graz on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Denver to Graz 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 Denver to Graz right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Graz from Denver. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Graz trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
dom. 9/6
dom. 9/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Austria