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$784+ Cheap flights from Dulles Intl (IAD) 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GRZ
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Dulles Intl to Graz

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 September 14, 2025.

Round-trip from

$784
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$776
From Washington, D.C. Dulles Intl to Graz Thalerhof
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Highest demand for flights based on searches. 17% potential increase in price ($192 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Graz

Cheapest flights from Dulles Intl to Graz
Explore the most affordable flight options available from Dulles Intl to Graz. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This Trip.com deal was found by Cheapflights users on 9/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:30 pmIAD - GRZ
2 stops20h 50mMultiple Airlines
Tue 11/113:45 pmGRZ - IAD
2 stops31h 30mMultiple Airlines
Deal found 9/13$784
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/39:45 amIAD - GRZ
2 stops21h 55mAir Canada
Mon 11/106:00 amGRZ - IAD
2 stops20h 54mAir Canada
Deal found 9/13$800
This flugladen.de deal was found by Cheapflights users on 9/13. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/39:45 amIAD - GRZ
2 stops21h 55mMultiple Airlines
Mon 11/103:45 pmGRZ - IAD
1 stop28h 55mMultiple Airlines
Deal found 9/13$805
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:00 pmIAD - GRZ
1 stop13h 40mAustrian Airlines
Mon 11/103:45 pmGRZ - IAD
1 stop28h 55mAustrian Airlines
Deal found 9/13$822
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Mon 10/279:45 amIAD - GRZ
2 stops22h 10mAir Canada
Thu 11/136:00 amGRZ - IAD
2 stops20h 54mAir Canada
Deal found 9/13$1,022
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Mon 10/279:45 amIAD - GRZ
2 stops22h 10mAir Canada
Wed 11/129:50 amGRZ - IAD
2 stops36h 31mAir Canada
Deal found 9/13$1,023
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Tue 10/289:00 amIAD - GRZ
2 stops25h 40mAir Canada
Wed 11/129:50 amGRZ - IAD
2 stops31h 33mAir Canada
Deal found 9/13$1,029
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Tue 10/289:00 amIAD - GRZ
2 stops25h 40mAir Canada
Fri 11/146:00 amGRZ - IAD
2 stops20h 26mAir Canada
Deal found 9/13$1,035
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Tue 10/284:30 pmIAD - GRZ
2 stops18h 10mAir Canada
Tue 11/119:50 amGRZ - IAD
2 stops16h 36mAir Canada
Deal found 9/13$1,036
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Sat 10/251:00 pmIAD - GRZ
2 stops21h 40mAir Canada
Thu 11/136:00 amGRZ - IAD
2 stops20h 54mAir Canada
Deal found 9/13$1,072
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Sat 10/255:37 pmIAD - GRZ
2 stops17h 03mAir Canada
Wed 11/129:50 amGRZ - IAD
2 stops31h 33mAir Canada
Deal found 9/13$1,073

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 September 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Graz that are best for you.

Fly from

Dulles Intl

Fly to

Graz

Route

Depart

Return

Price

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Mon 11/3

9:45 am-1:40 pm

2 stops21h 55m

Graz Thalerhof

Mon 11/10

6:00 am-8:54 pm

2 stops20h 54m

$800

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Mon 11/3

6:00 pm-1:40 pm

1 stop13h 40m

Graz Thalerhof

Mon 11/10

3:45 pm-2:40 pm

1 stop28h 55m

$822

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Mon 10/27

9:45 am-12:55 pm

2 stops22h 10m

Graz Thalerhof

Wed 11/12

9:50 am-4:21 pm

2 stops36h 31m

$1,023

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 10/29

9:00 am-3:40 pm

2 stops25h 40m

Graz Thalerhof

Fri 11/14

6:00 am-8:26 pm

2 stops20h 26m

$1,035

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Thu 10/23

10:20 am-2:40 pm

3 stops22h 20m

Graz Thalerhof

Fri 10/31

6:00 am-5:40 pm

3 stops16h 40m

$1,084

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Thu 1/22

6:00 pm-1:35 pm

1 stop13h 35m

Graz Thalerhof

Mon 1/26

2:15 pm-3:50 pm

1 stop31h 35m

$1,088

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Sun 10/26

11:55 pm-3:40 pm

1 stop10h 45m

Graz Thalerhof

Wed 11/12

6:05 am-2:35 pm

1 stop14h 30m

$1,093

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Tue 10/28

6:15 pm-1:35 pm

1 stop14h 20m

Graz Thalerhof

Thu 11/13

6:05 am-8:54 pm

2 stops20h 49m

$1,116

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 10/29

7:00 pm-1:35 pm

1 stop13h 35m

Graz Thalerhof

Wed 11/5

6:05 am-3:50 pm

1 stop15h 45m

$1,116

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Dulles Intl to Graz

Have a flexible travel schedule? Discover the best time to fly to Graz from Dulles Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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 Washington, D.C. Dulles Intl?

    Graz Thalerhof (GRZ) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Graz. You should not have trouble finding flights to Thalerhof from Washington, D.C. Dulles Intl; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Graz airport from Washington, D.C. Dulles Intl. It is only a 5.2 mi journey from Thalerhof (GRZ) to Graz’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Graz?

    A quick flight from Washington, D.C. Dulles Intl Airport to Graz can take about 13h 40m. Air Canada provides one of the quickest options available for as low as $822. Airlines will cover a distance of 4443 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Dulles Intl to Graz?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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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