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Cheap flights from Washington, D.C. to Vienna from $940

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Vienna departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Vienna

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:30 pm - 12:35 pm
IAD
-
GRZ
38h 05m
2 stops
United Airlines Logo
6:00 am - 3:15 pm
GRZ
-
IAD
39h 15m
2 stops
$940United Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
12:40 pm - 12:35 pm
IAD
-
GRZ
17h 55m
2 stops
Multiple Airlines Logo
6:00 am - 6:58 pm
GRZ
-
IAD
18h 58m
2 stops
$953Multiple Airlines
Wed, Apr 29 - Mon, May 4
Multiple Airlines Logo
5:17 pm - 12:35 pm
IAD
-
GRZ
13h 18m
2 stops
Multiple Airlines Logo
6:00 am - 6:58 pm
GRZ
-
IAD
18h 58m
2 stops
$958Multiple Airlines
Wed, Apr 29 - Mon, May 4
United Airlines Logo
10:10 pm - 12:35 pm
IAD
-
GRZ
32h 25m
2 stops
United Airlines Logo
6:00 am - 3:05 pm
GRZ
-
IAD
15h 05m
1 stop
$959United Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
9:00 am - 9:15 am
IAD
-
GRZ
18h 15m
2 stops
Multiple Airlines Logo
6:00 am - 6:58 pm
GRZ
-
IAD
18h 58m
2 stops
$970Multiple Airlines
Wed, Apr 29 - Mon, May 4
Lufthansa Logo
5:55 pm - 2:00 pm
IAD
-
GRZ
14h 05m
1 stop
Lufthansa Logo
10:25 am - 4:05 pm
GRZ
-
IAD
11h 40m
1 stop
$992Lufthansa
Wed, Apr 29 - Mon, May 4
Lufthansa Logo
5:55 pm - 12:35 pm
IAD
-
GRZ
12h 40m
2 stops
Lufthansa Logo
10:25 am - 4:05 pm
GRZ
-
IAD
11h 40m
1 stop
$1,010Lufthansa
Wed, Apr 29 - Mon, May 4
United Airlines Logo
10:20 pm - 12:35 pm
IAD
-
GRZ
32h 15m
1 stop
United Airlines Logo
6:00 am - 3:05 pm
GRZ
-
IAD
15h 05m
1 stop
$1,040United Airlines
Sat, Apr 18 - Sat, Apr 25
United Airlines Logo
6:45 pm - 1:55 pm
BWI
-
GRZ
37h 10m
2 stops
United Airlines Logo
6:00 am - 9:24 pm
GRZ
-
BWI
21h 24m
2 stops
$1,067United Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
12:40 pm - 12:35 pm
IAD
-
GRZ
17h 55m
2 stops
Multiple Airlines Logo
6:00 am - 4:22 pm
GRZ
-
IAD
16h 22m
2 stops
$1,294Multiple Airlines
Wed, Apr 1 - Wed, Apr 8

Lufthansa flights from Washington, D.C. to Graz

Our best Lufthansa deals on Washington, D.C. to Graz flight tickets
Lufthansa
Apr 29
IAD5:55 pmWashington, D.C. Dulles Intl
14h 05m
1 stop
GRZ2:00 pmGraz Thalerhof
May 4
GRZ10:25 amGraz Thalerhof
11h 40m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$992
Lufthansa
Apr 29
IAD5:55 pmWashington, D.C. Dulles Intl
12h 40m
2 stops
GRZ12:35 pmGraz Thalerhof
May 4
GRZ10:25 amGraz Thalerhof
11h 40m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$1,010
Lufthansa
Apr 2
IAD10:20 pmWashington, D.C. Dulles Intl
11h 50m
1 stop
GRZ4:10 pmGraz Thalerhof
Apr 11
GRZ1:20 pmGraz Thalerhof
12h 05m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$1,403

United Airlines flights from Washington, D.C. to Graz

Our best United Airlines deals on Washington, D.C. to Graz flight tickets
United Airlines
Apr 18
IAD4:30 pmWashington, D.C. Dulles Intl
38h 05m
2 stops
GRZ12:35 pmGraz Thalerhof
Apr 25
GRZ6:00 amGraz Thalerhof
39h 15m
2 stops
IAD3:15 pmWashington, D.C. Dulles Intl
$940
United Airlines
Apr 18
IAD10:10 pmWashington, D.C. Dulles Intl
32h 25m
2 stops
GRZ12:35 pmGraz Thalerhof
Apr 25
GRZ6:00 amGraz Thalerhof
15h 05m
1 stop
IAD3:05 pmWashington, D.C. Dulles Intl
$959
United Airlines
Apr 18
IAD10:20 pmWashington, D.C. Dulles Intl
32h 15m
1 stop
GRZ12:35 pmGraz Thalerhof
Apr 25
GRZ6:00 amGraz Thalerhof
15h 05m
1 stop
IAD3:05 pmWashington, D.C. Dulles Intl
$1,040

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 February 18, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Graz that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Sat 4/18

4:30 pm-12:35 pm

2 stops38h 05m

Graz Thalerhof

Sat 4/25

6:00 am-3:15 pm

2 stops39h 15m

$940

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

12:40 pm-12:35 pm

2 stops17h 55m

Graz Thalerhof

Mon 5/4

6:00 am-6:58 pm

2 stops18h 58m

$953

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

5:17 pm-12:35 pm

2 stops13h 18m

Graz Thalerhof

Mon 5/4

6:00 am-6:58 pm

2 stops18h 58m

$958

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Sat 4/18

10:10 pm-12:35 pm

2 stops32h 25m

Graz Thalerhof

Sat 4/25

6:00 am-3:05 pm

1 stop15h 05m

$959

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

9:00 am-9:15 am

2 stops18h 15m

Graz Thalerhof

Mon 5/4

6:00 am-6:58 pm

2 stops18h 58m

$970

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

5:55 pm-2:00 pm

1 stop14h 05m

Graz Thalerhof

Mon 5/4

10:25 am-4:05 pm

1 stop11h 40m

$992

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

5:55 pm-12:35 pm

2 stops12h 40m

Graz Thalerhof

Mon 5/4

10:25 am-4:05 pm

1 stop11h 40m

$1,010

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Sat 4/18

10:20 pm-12:35 pm

1 stop32h 15m

Graz Thalerhof

Sat 4/25

6:00 am-3:05 pm

1 stop15h 05m

$1,040

BaltimoreGraz

BWI - GRZ

BWIGRZ

Baltimore/Washington

Sat 4/18

6:45 pm-1:55 pm

2 stops37h 10m

Graz Thalerhof

Sat 4/25

6:00 am-9:24 pm

2 stops21h 24m

$1,067

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/1

12:40 pm-12:35 pm

2 stops17h 55m

Graz Thalerhof

Wed 4/8

6:00 am-4:22 pm

2 stops16h 22m

$1,294

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Vienna from

How to get the cheapest flight ticket from Washington, D.C. 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?

Austrian Airlines, United Airlines and Turkish Airlines are the top three most popular airlines that fly to Graz from Washington, D.C. according to our data. Austrian Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Graz. Keep in mind that there are 11 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 Washington, D.C. to Graz

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

Cheap Washington, D.C. to Graz (WAS to GRZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Graz

Fastest flight time

13h 18m

Direct flights

None
The fastest flight from Washington, D.C. to Graz takes 13h 18m
There are no direct flights from Washington, D.C. to Graz. There are no popular flight routes from Washington, D.C. to Graz.
Search flight deals

  • How far is Washington, D.C. to Graz Thalerhof by plane?

    There are 4425.6 mi between Washington, D.C. and Graz Thalerhof. Flights usually cover this in 13h 18m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. to Graz Thalerhof Airport?

    Prices for flights from Washington, D.C. to Graz Thalerhof Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Graz Thalerhof Airport.

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

    The required travel and health documents for your Graz Thalerhof Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Graz Thalerhof Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Graz?

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

Can I find flights from Washington, D.C. to Graz with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Graz flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Graz?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Graz from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Graz right now. Can momondo alert me if prices change?

Price alerts on flights to Graz from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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