How do I get Price Alerts for flights from Graz to Houston George Bush Intcntl Airport?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Graz from Houston George Bush Intcntl Airport . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Graz Thalerhof Airport to Houston George Bush Intcntl Airport?

Prices for flights from Graz Thalerhof Airport to Houston George Bush Intcntl Airport were last updated today.

How old do you have to be to fly from Graz Thalerhof Airport to Houston George Bush Intcntl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Graz Thalerhof Airport to Houston George Bush Intcntl Airport.

What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

The travel and health documents required for your trip to Houston George Bush Intcntl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$982 Cheap Flights from Graz to Houston George Bush Intcntl Airport in 2026

Find the cheapest flights from Graz to Houston

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 2:00 pm

GRZ

IAH

15h 00m

1 stop

10:55 am - 1:55 pm

IAH

GRZ

20h 00m

2 stops

$982United Airlines

Thu, Nov 5 - Mon, Nov 9

6:00 am - 2:00 pm

GRZ

IAH

15h 00m

1 stop

10:55 am - 1:55 pm

IAH

GRZ

20h 00m

2 stops

$984United Airlines

Thu, Nov 5 - Mon, Nov 9

6:00 am - 2:00 pm

GRZ

IAH

15h 00m

1 stop

10:55 am - 1:55 pm

IAH

GRZ

20h 00m

2 stops

$985United Airlines

Thu, Nov 5 - Mon, Nov 9

6:00 am - 8:15 pm

GRZ

IAH

21h 15m

2 stops

12:00 pm - 1:55 pm

IAH

GRZ

18h 55m

2 stops

$987United Airlines

Thu, Nov 5 - Mon, Nov 9

6:00 am - 8:15 pm

GRZ

IAH

21h 15m

2 stops

12:00 pm - 1:55 pm

IAH

GRZ

18h 55m

2 stops

$988United Airlines

Thu, Nov 5 - Mon, Nov 9

6:00 am - 8:15 pm

GRZ

IAH

21h 15m

2 stops

12:00 pm - 1:55 pm

IAH

GRZ

18h 55m

2 stops

$989United Airlines

Thu, Nov 5 - Mon, Nov 9

6:00 am - 9:29 pm

GRZ

IAH

22h 29m

2 stops

10:31 am - 1:55 pm

IAH

GRZ

20h 24m

2 stops

$990United Airlines

Thu, Nov 5 - Mon, Nov 9

6:00 am - 7:03 pm

GRZ

IAH

20h 03m

2 stops

2:20 pm - 1:55 pm

IAH

GRZ

16h 35m

2 stops

$991United Airlines

Thu, Nov 5 - Mon, Nov 9

6:15 am - 1:35 pm

GRZ

IAH

14h 20m

1 stop

6:40 pm - 9:45 am

IAH

GRZ

32h 05m

2 stops

$1,023Lufthansa

Sun, Aug 23 - Sun, Aug 30

6:55 pm - 8:25 pm

GRZ

IAH

32h 30m

2 stops

4:40 pm - 12:35 pm

IAH

GRZ

12h 55m

1 stop

$1,027Multiple Airlines

Thu, Aug 6 - Mon, Aug 10

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United Airlines flights from Graz to Houston George Bush Intcntl Airport

Our best United Airlines deals on Graz to Houston George Bush Intcntl Airport flight tickets

United Airlines

Nov 5

GRZ6:00 amGraz Thalerhof

15h 00m

1 stop

IAH2:00 pmHouston George Bush Intcntl

Nov 9

IAH10:55 amHouston George Bush Intcntl

20h 00m

2 stops

GRZ1:55 pmGraz Thalerhof

$982

United Airlines

Nov 5

GRZ6:00 amGraz Thalerhof

15h 00m

1 stop

IAH2:00 pmHouston George Bush Intcntl

Nov 9

IAH10:55 amHouston George Bush Intcntl

20h 00m

2 stops

GRZ1:55 pmGraz Thalerhof

$984

United Airlines

Nov 5

GRZ6:00 amGraz Thalerhof

15h 00m

1 stop

IAH2:00 pmHouston George Bush Intcntl

Nov 9

IAH10:55 amHouston George Bush Intcntl

20h 00m

2 stops

GRZ1:55 pmGraz Thalerhof

$985

Lufthansa flights from Graz to Houston George Bush Intcntl Airport

Our best Lufthansa deals on Graz to Houston George Bush Intcntl Airport flight tickets

Lufthansa

Aug 23

GRZ6:15 amGraz Thalerhof

14h 20m

1 stop

IAH1:35 pmHouston George Bush Intcntl

Aug 30

IAH6:40 pmHouston George Bush Intcntl

32h 05m

2 stops

GRZ9:45 amGraz Thalerhof

$1,023

Lufthansa

Aug 23

GRZ6:15 amGraz Thalerhof

18h 40m

1 stop

IAH5:55 pmHouston George Bush Intcntl

Aug 30

IAH4:40 pmHouston George Bush Intcntl

12h 55m

1 stop

GRZ12:35 pmGraz Thalerhof

$1,029

Lufthansa

Aug 23

GRZ2:55 pmGraz Thalerhof

33h 24m

2 stops

IAH5:19 pmHouston George Bush Intcntl

Aug 30

IAH5:06 pmHouston George Bush Intcntl

37h 49m

2 stops

GRZ1:55 pmGraz Thalerhof

$1,039

momondo Fare Finder

Use the filters below to find and compare flights from Graz to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-2:00 pm

1 stop15h 00m

Houston George Bush Intcntl

Mon 11/9

10:55 am-1:55 pm

2 stops20h 00m

$982

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-2:00 pm

1 stop15h 00m

Houston George Bush Intcntl

Mon 11/9

10:55 am-1:55 pm

2 stops20h 00m

$984

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-2:00 pm

1 stop15h 00m

Houston George Bush Intcntl

Mon 11/9

10:55 am-1:55 pm

2 stops20h 00m

$985

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-8:15 pm

2 stops21h 15m

Houston George Bush Intcntl

Mon 11/9

12:00 pm-1:55 pm

2 stops18h 55m

$987

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-8:15 pm

2 stops21h 15m

Houston George Bush Intcntl

Mon 11/9

12:00 pm-1:55 pm

2 stops18h 55m

$988

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-8:15 pm

2 stops21h 15m

Houston George Bush Intcntl

Mon 11/9

12:00 pm-1:55 pm

2 stops18h 55m

$989

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-9:29 pm

2 stops22h 29m

Houston George Bush Intcntl

Mon 11/9

10:31 am-1:55 pm

2 stops20h 24m

$990

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 11/5

6:00 am-7:03 pm

2 stops20h 03m

Houston George Bush Intcntl

Mon 11/9

2:20 pm-1:55 pm

2 stops16h 35m

$991

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Sun 8/23

6:15 am-1:35 pm

1 stop14h 20m

Houston George Bush Intcntl

Sun 8/30

6:40 pm-9:45 am

2 stops32h 05m

$1,023

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 8/6

6:55 pm-8:25 pm

2 stops32h 30m

Houston George Bush Intcntl

Mon 8/10

4:40 pm-12:35 pm

1 stop12h 55m

$1,027

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Graz to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Graz to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Graz to Houston George Bush Intcntl Airport (GRZ to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Graz to Houston George Bush Intcntl Airport

Fastest flight time	15h 00m
Direct flights	None

The fastest flight from Graz to Houston George Bush Intcntl Airport takes 15h 00m

There are no direct flights from Graz to Houston George Bush Intcntl Airport. There are no popular flight routes from Graz to Houston George Bush Intcntl Airport.

Search flight deals

Frequently asked questions about flying from Graz to Houston George Bush Intcntl Airport

How far is Graz Thalerhof to Houston George Bush Intcntl by plane?
A flight from Graz Thalerhof to Houston George Bush Intcntl will travel around 5592.4 mi. Typically, this will take 15h 00m by plane in normal conditions.
When did momondo last update prices for flights from Graz Thalerhof Airport to Houston George Bush Intcntl Airport?
Prices for flights from Graz Thalerhof Airport to Houston George Bush Intcntl Airport were last updated today.
How old do you have to be to fly from Graz Thalerhof Airport to Houston George Bush Intcntl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Graz Thalerhof Airport to Houston George Bush Intcntl Airport.
What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?
The travel and health documents required for your trip to Houston George Bush Intcntl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Graz to Houston George Bush Intcntl Airport

How do I get Price Alerts for flights from Graz to Houston George Bush Intcntl Airport?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Graz from Houston George Bush Intcntl Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Graz to Houston George Bush Intcntl Airport with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Katy

The Woodlands

Humble

Conroe

Montgomery

Spring

Cypress

Jersey Village

Livingston

Tomball

Why use momondo?

Why should I use momondo to find a flight deal from Graz to Houston?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Graz to Houston for you.

Can I find flights from Graz to Houston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Houston from Graz with this policy.

How can momondo help me find flights from Graz to Houston?

momondo provides multiple filters to help you find the best flight to Houston from Graz. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Graz and alert you when they change.