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George Bush Intcntl

$789+ Cheap flights from Graz (GRZ) to George Bush Intcntl (IAH)

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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
GRZ — IAH
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Graz to George Bush Intcntl

Cheapest flights from Graz to George Bush Intcntl
Explore the most affordable flight options available from Graz to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 am
GRZ
-
IAH
2 stops39h 50m
United Airlines
Fri 10/307:35 am
IAH
-
GRZ
2 stops24h 00m
United Airlines
Deal found 1/25$789
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:05 am
GRZ
-
IAH
1 stop15h 05m
United Airlines
Mon 11/28:40 am
IAH
-
GRZ
2 stops21h 55m
United Airlines
Deal found 1/26$790
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am
GRZ
-
IAH
2 stops20h 41m
United Airlines
Wed 10/287:20 am
IAH
-
GRZ
2 stops24h 15m
United Airlines
Deal found 1/25$792
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:25 am
GRZ
-
IAH
2 stops21h 23m
United Airlines
Wed 10/2810:15 am
IAH
-
GRZ
2 stops21h 20m
United Airlines
Deal found 1/25$794
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:05 am
GRZ
-
IAH
1 stop15h 05m
United Airlines
Sun 11/19:40 pm
IAH
-
GRZ
2 stops32h 55m
United Airlines
Deal found 1/25$795
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:00 am
GRZ
-
IAH
1 stop14h 35m
United Airlines
Thu 10/299:35 am
IAH
-
GRZ
2 stops22h 00m
United Airlines
Deal found 1/25$877
This Gotogate deal was found by Cheapflights users on 1/25. 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.
Sun 2/16:05 am
GRZ
-
IAH
1 stop19h 10m
Lufthansa
Tue 2/245:05 pm
IAH
-
GRZ
2 stops15h 35m
Lufthansa
Deal found 1/25$922
This Booking.com deal was found by Cheapflights users on 1/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/14:55 pm
GRZ
-
IAH
2 stops28h 50m
Multiple Airlines
Tue 2/245:05 pm
IAH
-
GRZ
2 stops15h 35m
Multiple Airlines
Deal found 1/25$980
This Lufthansa deal was found by Cheapflights users on 1/25. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:15 am
GRZ
-
IAH
1 stop14h 20m
Lufthansa
Sat 10/315:50 pm
IAH
-
GRZ
1 stop15h 50m
Lufthansa
Deal found 1/25$994
This Lufthansa deal was found by Cheapflights users on 1/25. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:15 am
GRZ
-
IAH
1 stop14h 20m
Lufthansa
Thu 10/295:30 pm
IAH
-
GRZ
1 stop14h 05m
Lufthansa
Deal found 1/25$996

Find flight deals from Graz to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Graz (GRZ) to George Bush Intcntl (IAH). 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 January 27, 2026.

Round-trip from

$1,203
(United Airlines)

One-way from

$1,128
(Condor)

Popular in

July

Cheapest in

May

Average price

$789
From Graz Thalerhof to Houston George Bush Intcntl
Search Deals
One-way flight from Graz Thalerhof to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Graz to George Bush Intcntl 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 January 27, 2026.
Use the filters below to find and compare flights from Graz to Houston George Bush Intcntl Airport that are best for you.

Fly from

Graz

Fly to

George Bush Intcntl

Route

Depart

Return

Price

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Sat 3/28

6:05 am-3:10 pm

1 stop15h 05m

Houston George Bush Intcntl

Mon 4/6

6:05 pm-2:05 pm

1 stop13h 00m

$1,203

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 6/18

6:15 am-10:40 pm

2 stops23h 25m

$1,128

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Wed 6/17

8:40 pm-1:28 pm

3 stops47h 48m

$1,360

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Fri 6/19

7:15 pm-6:21 am

3 stops42h 06m

$1,378

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Wed 6/17

9:50 am-4:30 pm

1 stop13h 40m

$6,130

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Fri 6/19

9:50 am-4:30 pm

1 stop13h 40m

$6,130

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Thu 6/18

9:50 am-4:30 pm

1 stop13h 40m

$6,130

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Graz to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Graz 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.

Cheapflights Insights

Everything you need to know about your flight from Graz to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Graz to Houston George Bush Intcntl Airport?

Currently, November is the cheapest month in which you can book a flight from Graz to Houston George Bush Intcntl Airport (average of $637). Flying from Graz to Houston George Bush Intcntl Airport in February is currently the most expensive (average of $897). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Graz to George Bush Intcntl. 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 from for flights from Graz to Houston George Bush Intcntl?

    Located just 5.2 mi from the city center, Graz Thalerhof is the airport most travelers will use when flying to Houston George Bush Intcntl from Graz. Booking flights from Thalerhof (GRZ) to Houston George Bush Intcntl should be relatively easy as there are 0 daily outbound flights to Houston George Bush Intcntl from 0 different airlines.

  • How long is the flight from Graz to Houston George Bush Intcntl Airport?

    Airlines like United Airlines fly from Graz to Houston George Bush Intcntl Airport in about 15h 05m. The time it takes to get you to your destination can typically vary by up to . The distance from Graz to Houston George Bush Intcntl Airport is about 5595 mi.

  • Can I find deals for flights from Graz to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Graz to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Graz to George Bush Intcntl?

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

  • Can I find deals for business class flights from Graz to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Graz to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Graz to Houston George Bush Intcntl Airport?

    Currently, November is the cheapest month in which you can book a flight from Graz to Houston George Bush Intcntl Airport (average of $637). Flying from Graz to Houston George Bush Intcntl Airport in February is currently the most expensive (average of $897). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Katy
The Woodlands
Tomball
Humble
Conroe
Jersey Village
Cypress

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