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$787+ Cheap flights from Detroit (DTT) 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — GRZ
Mar 4 — Mar 111
Wed 3/4
Wed 3/11
1 adult, Economy
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Cheap flight deals from Detroit to Graz

Cheapest flights from Detroit to Graz
Explore the most affordable flight options available from Detroit to Graz. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.

This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:15 pm
DTW
-
GRZ
2 stops16h 25m
Multiple Airlines
Wed 3/256:05 am
GRZ
-
DTW
1 stop13h 50m
Multiple Airlines
Deal found 2/1$787
This Air Canada deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:15 pm
DTW
-
GRZ
2 stops16h 25m
Air Canada
Wed 3/259:50 am
GRZ
-
DTW
3 stops36h 45m
Air Canada
Deal found 2/1$799
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:15 pm
DTW
-
GRZ
1 stop15h 20m
United Airlines
Wed 3/256:05 am
GRZ
-
DTW
1 stop13h 50m
United Airlines
Deal found 2/1$840
This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:31 am
DTW
-
GRZ
2 stops25h 04m
United Airlines
Mon 3/236:05 am
GRZ
-
DTW
1 stop13h 50m
United Airlines
Deal found 1/30$844
This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/148:05 pm
DTW
-
GRZ
2 stops19h 15m
Multiple Airlines
Tue 2/172:15 pm
GRZ
-
DTW
3 stops33h 55m
Multiple Airlines
Deal found 2/1$1,336

Find flight deals from Detroit to Graz

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Graz (GRZ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 2, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$715
(Air Canada)

Popular in

June

Cheapest in

February

Average price

$626
Provider with most accurate pricing for Detroit (DTT)-Graz Thalerhof flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Graz Thalerhof flights.
Search Deals
From Detroit (DTT) to Graz Thalerhof
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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, Cheapflights users made 2,558,603 searches. Data last updated February 2, 2026.
Use the filters below to find and compare flights from Detroit to Graz that are best for you.

Fly from

Detroit

Fly to

Graz

Route

Depart

Return

Price

DetroitGraz

DTW - GRZ

DTWGRZ

Detroit Metropolitan Wayne County

Wed 3/18

6:15 pm-3:40 pm

2 stops16h 25m

Graz Thalerhof

Wed 3/25

6:05 am-2:55 pm

1 stop13h 50m

$787

DetroitGraz

DTW - GRZ

DTWGRZ

Detroit Metropolitan Wayne County

Wed 3/18

6:15 pm-3:40 pm

2 stops16h 25m

Graz Thalerhof

Wed 3/25

9:50 am-5:35 pm

3 stops36h 45m

$799

DetroitGraz

DTW - GRZ

DTWGRZ

Detroit Metropolitan Wayne County

Wed 3/18

5:15 pm-1:35 pm

1 stop15h 20m

Graz Thalerhof

Wed 3/25

6:05 am-2:55 pm

1 stop13h 50m

$840

DetroitGraz

DTW - GRZ

DTWGRZ

Detroit Metropolitan Wayne County

Thu 3/19

5:15 pm-1:35 pm

1 stop15h 20m

Graz Thalerhof

Mon 3/23

6:05 am-2:55 pm

1 stop13h 50m

$840

DetroitGraz

DTW - GRZ

DTWGRZ

Detroit Metropolitan Wayne County

Sat 2/14

8:05 pm-9:20 pm

2 stops19h 15m

Graz Thalerhof

Tue 2/17

2:15 pm-6:10 pm

3 stops33h 55m

$1,336

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

  • Most accurate provider: When it comes to deals on Detroit-Graz flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Detroit-Graz flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Detroit-Graz flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Graz flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Graz flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Graz

Have a flexible travel schedule? Discover the best time to fly to Graz from Detroit 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 Detroit to Graz

What is the cheapest month to book a flight from Detroit to Graz?

Currently, August is the cheapest month in which you can book a flight from Detroit to Graz (average of $354). Flying from Detroit to Graz in January is currently the most expensive (average of $791). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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

  • How long is the flight from Detroit to Graz?

    Departing from Detroit to Graz will take you 15h 20m. Airlines will cover a distance of 4525 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Detroit to Graz?

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

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

    Yes. Cheapflights offers flight deals from Detroit 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.

  • What is the cheapest month to book a flight from Detroit to Graz?

    Currently, August is the cheapest month in which you can book a flight from Detroit to Graz (average of $354). Flying from Detroit to Graz in January is currently the most expensive (average of $791). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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