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George Bush Intcntl

$892+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
GRZ — IAH
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Flysmarter deal was found by Cheapflights users on 12/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:05 amGRZ - IAH
2 stops22h 39mMultiple Airlines
Fri 1/912:10 pmIAH - GRZ
2 stops18h 25mMultiple Airlines
Deal found 12/10$1,045
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/296:05 amGRZ - IAH
2 stops22h 22mUnited Airlines
Fri 1/97:10 amIAH - GRZ
2 stops23h 25mUnited Airlines
Deal found 12/11$1,076
This Flysmarter deal was found by Cheapflights users on 12/11. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:05 amGRZ - IAH
2 stops22h 34mMultiple Airlines
Sat 1/1011:55 amIAH - GRZ
2 stops19h 15mMultiple Airlines
Deal found 12/11$1,163
This Flysmarter deal was found by Cheapflights users on 12/11. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:50 amGRZ - IAH
1 stop13h 40mLufthansa
Fri 1/93:55 pmIAH - GRZ
2 stops16h 45mLufthansa
Deal found 12/11$1,164
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:50 amGRZ - IAH
2 stops42h 49mAir Canada
Sat 1/107:10 amIAH - GRZ
2 stops24h 00mAir Canada
Deal found 12/10$1,263

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 December 12, 2025.

Round-trip from

$891
(United Airlines)

Popular in

July

Cheapest in

March

Average price

$892
From Graz Thalerhof to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 12, 2025.
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

Thu 4/9

6:00 am-6:00 pm

1 stop19h 00m

Houston George Bush Intcntl

Mon 4/13

7:20 am-2:05 pm

2 stops23h 45m

$892

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Sun 4/26

6:00 am-8:26 pm

2 stops21h 26m

Houston George Bush Intcntl

Sun 5/17

10:00 am-12:35 pm

2 stops19h 35m

$897

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Sun 4/26

6:00 am-1:35 pm

1 stop14h 35m

Houston George Bush Intcntl

Sun 5/17

3:35 pm-6:20 pm

1 stop19h 45m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 July is currently the most expensive (average of $792). 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 19h. 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 July is currently the most expensive (average of $792). 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
Jersey Village
Humble
Conroe
Cypress

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