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Cheap flights from Washington, D.C. to Vienna from $393

This is the cheapest one-way 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 3/19. 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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0 bags

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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.
Multiple Airlines Logo
9:55 am - 12:35 pm
IAD
-
GRZ
20h 40m
2 stops
Multiple Airlines Logo
7:00 pm - 4:05 pm
GRZ
-
IAD
27h 05m
1 stop
$935Multiple Airlines
Wed, Apr 29 - Mon, May 4
Multiple Airlines Logo
4:30 pm - 12:35 pm
IAD
-
GRZ
14h 05m
2 stops
Multiple Airlines Logo
10:25 am - 9:25 pm
GRZ
-
IAD
17h 00m
2 stops
$962Multiple Airlines
Wed, Apr 29 - Mon, May 4
Multiple Airlines Logo
4:30 pm - 4:10 pm
IAD
-
GRZ
17h 40m
2 stops
Multiple Airlines Logo
9:50 am - 9:25 pm
GRZ
-
IAD
17h 35m
2 stops
$964Multiple Airlines
Wed, Apr 29 - Mon, May 4
Air Canada Logo
11:05 am - 10:45 am
DCA
-
GRZ
17h 40m
2 stops
Air Canada Logo
9:50 am - 9:55 pm
GRZ
-
DCA
18h 05m
2 stops
$974Air Canada
Wed, Apr 29 - Mon, May 4
Lufthansa Logo
10:20 pm - 4:10 pm
IAD
-
GRZ
11h 50m
1 stop
Lufthansa Logo
6:00 am - 4:05 pm
GRZ
-
IAD
16h 05m
1 stop
$981Lufthansa
Wed, Apr 29 - Mon, May 4
Lufthansa Logo
10:20 pm - 4:10 pm
IAD
-
GRZ
11h 50m
1 stop
Lufthansa Logo
10:25 am - 4:05 pm
GRZ
-
IAD
11h 40m
1 stop
$982Lufthansa
Wed, Apr 29 - Mon, May 4
Austrian Airlines Logo
5:25 pm - 10:45 am
IAD
-
GRZ
11h 20m
1 stop
Austrian Airlines Logo
3:40 pm - 2:35 pm
GRZ
-
IAD
28h 55m
1 stop
$988Austrian Airlines
Wed, Apr 29 - Mon, May 4
Air Canada Logo
9:40 am - 12:35 pm
DCA
-
GRZ
20h 55m
2 stops
Air Canada Logo
9:50 am - 9:53 pm
GRZ
-
DCA
18h 03m
2 stops
$1,170Air Canada
Thu, Apr 2 - Sat, Apr 11
United Airlines Logo
10:45 am - 1:55 pm
BWI
-
GRZ
21h 10m
2 stops
United Airlines Logo
6:15 am - 9:03 pm
GRZ
-
BWI
20h 48m
2 stops
$1,873United Airlines
Tue, Jul 7 - Thu, Jul 16
United Airlines Logo
3:42 pm - 2:05 pm
BWI
-
GRZ
16h 23m
2 stops
United Airlines Logo
6:00 am - 9:24 pm
GRZ
-
BWI
21h 24m
2 stops
$2,184United Airlines
Thu, Apr 2 - Sat, Apr 11

Air Canada flights from Washington, D.C. to Graz

Our best Air Canada deals on Washington, D.C. to Graz flight tickets
Air Canada
Apr 29
DCA11:05 amWashington, D.C. Reagan-National
17h 40m
2 stops
GRZ10:45 amGraz Thalerhof
May 4
GRZ9:50 amGraz Thalerhof
18h 05m
2 stops
DCA9:55 pmWashington, D.C. Reagan-National
$974
Air Canada
Apr 2
IAD12:40 pmWashington, D.C. Dulles Intl
17h 55m
2 stops
GRZ12:35 pmGraz Thalerhof
Apr 11
GRZ9:50 amGraz Thalerhof
31h 27m
2 stops
IAD11:17 amWashington, D.C. Dulles Intl
$1,170
Air Canada
Feb 25
DCA9:40 amWashington, D.C. Reagan-National
24h 00m
2 stops
GRZ3:40 pmGraz Thalerhof
Mar 1
GRZ9:50 amGraz Thalerhof
30h 31m
2 stops
DCA10:21 amWashington, D.C. Reagan-National
$1,659

Lufthansa flights from Washington, D.C. to Graz

Our best Lufthansa deals on Washington, D.C. to Graz flight tickets
Lufthansa
Apr 29
IAD10:20 pmWashington, D.C. Dulles Intl
11h 50m
1 stop
GRZ4:10 pmGraz Thalerhof
May 4
GRZ6:00 amGraz Thalerhof
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$981
Lufthansa
Apr 29
IAD10:20 pmWashington, D.C. Dulles Intl
11h 50m
1 stop
GRZ4:10 pmGraz Thalerhof
May 4
GRZ10:25 amGraz Thalerhof
11h 40m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$982
Lufthansa
Apr 29
IAD10:20 pmWashington, D.C. Dulles Intl
11h 50m
1 stop
GRZ4:10 pmGraz Thalerhof
May 4
GRZ4:50 pmGraz Thalerhof
32h 35m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
$1,006

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 4, 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

Wed 4/29

9:55 am-12:35 pm

2 stops20h 40m

Graz Thalerhof

Mon 5/4

7:00 pm-4:05 pm

1 stop27h 05m

$935

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

4:30 pm-12:35 pm

2 stops14h 05m

Graz Thalerhof

Mon 5/4

10:25 am-9:25 pm

2 stops17h 00m

$962

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

4:30 pm-4:10 pm

2 stops17h 40m

Graz Thalerhof

Mon 5/4

9:50 am-9:25 pm

2 stops17h 35m

$964

Washington, D.C.Graz

DCA - GRZ

DCAGRZ

Washington, D.C. Reagan-National

Wed 4/29

11:05 am-10:45 am

2 stops17h 40m

Graz Thalerhof

Mon 5/4

9:50 am-9:55 pm

2 stops18h 05m

$974

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

10:20 pm-4:10 pm

1 stop11h 50m

Graz Thalerhof

Mon 5/4

6:00 am-4:05 pm

1 stop16h 05m

$981

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

10:20 pm-4:10 pm

1 stop11h 50m

Graz Thalerhof

Mon 5/4

10:25 am-4:05 pm

1 stop11h 40m

$982

Washington, D.C.Graz

IAD - GRZ

IADGRZ

Washington, D.C. Dulles Intl

Wed 4/29

5:25 pm-10:45 am

1 stop11h 20m

Graz Thalerhof

Mon 5/4

3:40 pm-2:35 pm

1 stop28h 55m

$988

Washington, D.C.Graz

DCA - GRZ

DCAGRZ

Washington, D.C. Reagan-National

Thu 4/2

9:40 am-12:35 pm

2 stops20h 55m

Graz Thalerhof

Sat 4/11

9:50 am-9:53 pm

2 stops18h 03m

$1,170

BaltimoreGraz

BWI - GRZ

BWIGRZ

Baltimore/Washington

Tue 7/7

10:45 am-1:55 pm

2 stops21h 10m

Graz Thalerhof

Thu 7/16

6:15 am-9:03 pm

2 stops20h 48m

$1,873

BaltimoreGraz

BWI - GRZ

BWIGRZ

Baltimore/Washington

Thu 4/2

3:42 pm-2:05 pm

2 stops16h 23m

Graz Thalerhof

Sat 4/11

6:00 am-9:24 pm

2 stops21h 24m

$2,184

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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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 is the cheapest airline that flies from Washington, D.C. to Graz Thalerhof?

SWISS and Lufthansa are the most popular carriers operating from Washington, D.C. to Graz Thalerhof

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 58% 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

14h 05m

Direct flights

None
The fastest flight from Washington, D.C. to Graz takes 14h 05m
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 14h 05m, 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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