$753 Cheap Flights from Graz (GRZ) to Washington (IAD)

View $753 flight on Wed, Jan 28, 2026Opens in a new window

Popular airlines from Graz (GRZ) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Graz to Washington (GRZ-IAD)

Prices were available within the past 7 days and start at $753 for one-way flights and $824 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Austrian Airlines
Thu, Dec 18 - Tue, Dec 30
GRZ
Graz
IAD
Washington
$824 Roundtrip, found 5 days ago
$824
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Thu, Dec 18 from Graz to Washington, returning Tue, Dec 30, priced at $824 found 5 days ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$944 Roundtrip, found 5 hours ago
$944
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $944 found 5 hours ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$947 Roundtrip, found 5 hours ago
$947
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $947 found 5 hours ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$971 Roundtrip, found 5 hours ago
$971
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $971 found 5 hours ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$974 Roundtrip, found 5 hours ago
$974
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $974 found 5 hours ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$999 Roundtrip, found 5 hours ago
$999
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $999 found 5 hours ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$1,026 Roundtrip, found 5 hours ago
$1,026
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $1,026 found 5 hours ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$1,036 Roundtrip, found 5 hours ago
$1,036
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $1,036 found 5 hours ago
Lufthansa
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$1,039 Roundtrip, found 5 hours ago
$1,039
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $1,039 found 5 hours ago
Air Canada
Sat, Dec 20 - Sat, Dec 27
GRZ
Graz
IAD
Washington
$1,414 Roundtrip, found 5 hours ago
$1,414
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Sat, Dec 20 from Graz to Washington, returning Sat, Dec 27, priced at $1,414 found 5 hours ago

Frequently asked questions

How much does a flight from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD) cost?
Grab a cheap one-way flight from $753 or cheap return flight from $824 from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD)?
Flying in December is a great way to save, as it's the cheapest month for flights between GRZ and IAD. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from GRZ to IAD. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD)?
You'll need to catch a flight with a layover when traveling from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from GRZ to IAD?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD)?
Select a flight from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD) last-minute?
Last-minute bookings from GRZ to IAD are generally more expensive. For the cheapest rates, start searching for flights well in advance. That being said, if you're flexible with your travel plans, it's possible to score a cheap ticket just before your departure.
Is it cheaper to book a GRZ to IAD flight and hotel package?
Compared with arranging hotels and flights separately, booking a GRZ to IAD flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Thalerhof Airport (GRZ) to Washington Dulles Intl. Airport (IAD)?
In most instances, you can cancel or reschedule your GRZ to IAD flight. However, there may be additional charges, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need further information, head to our Customer Service portal.

Travel information

Origin airport
Graz
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Austrian Airlines, Lufthansa, Swiss International Air Lines
Roundtrip price
$824
Distance
4445 mi

Book with confidence

Graz to Washington Flights

The cheapest times to fly from Graz to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Graz to Washington are during the month of December. You can find some of the cheapest flights from Graz to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Graz to Washington

Sunday is one of the best days to book for cheap flights from Graz to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Graz to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Graz to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $753 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Graz to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Graz to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Graz to Washington Flights

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*Available to One Key members.