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George Bush Intcntl

$726+ 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
GRZ — IAH
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap 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 April 17, 2025.

Round-trip from

$726
(Flysmarter)
From Graz Thalerhof to Houston George Bush Intcntl
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Find 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 April 17, 2025.

This Flysmarter deal was found by Cheapflights users on 4/16. 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 9/216:00 amGRZ - IAH
1 stop14h 35mLufthansa
Thu 10/24:45 pmIAH - GRZ
1 stop12h 50mLufthansa
Deal found 4/16$726
This SWISS deal was found by Cheapflights users on 4/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/210:40 amGRZ - IAH
2 stops40h 33mSWISS
Tue 9/1612:15 pmIAH - GRZ
2 stops22h 40mSWISS
Deal found 4/17$757
This Air Canada deal was found by Cheapflights users on 4/17. 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.
Fri 9/59:55 amGRZ - IAH
2 stops36h 47mAir Canada
Sun 9/2110:00 amIAH - GRZ
2 stops17h 50mAir Canada
Deal found 4/17$845
This flugladen.de deal was found by Cheapflights users on 4/16. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2110:35 amGRZ - IAH
2 stops18h 29mMultiple Airlines
Thu 10/210:00 amIAH - GRZ
2 stops17h 50mMultiple Airlines
Deal found 4/16$885

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 April 17, 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

Sun 9/21

6:00 am-1:35 pm

1 stop14h 35m

Houston George Bush Intcntl

Thu 10/2

4:45 pm-12:35 pm

1 stop12h 50m

$726

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Tue 9/2

10:40 am-8:13 pm

2 stops40h 33m

Houston George Bush Intcntl

Tue 9/16

12:15 pm-5:55 pm

2 stops22h 40m

$757

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Fri 9/5

9:55 am-3:42 pm

2 stops36h 47m

Houston George Bush Intcntl

Sun 9/21

10:00 am-10:50 am

2 stops17h 50m

$845

GrazHouston

GRZ - IAH

GRZIAH

Graz Thalerhof

Sun 9/21

10:35 am-10:04 pm

2 stops18h 29m

Houston George Bush Intcntl

Thu 10/2

10:00 am-10:50 am

2 stops17h 50m

$885

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

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, August is the cheapest month in which you can book a flight from Graz to Houston George Bush Intcntl Airport (average of $241). Flying from Graz to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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.

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated April 17, 2025.
SWISS
7.5
Good
1,580 reviews

Comfort

7.3

Overall

7.5

Food

7.0

Crew

8.2

Boarding

7.6

Entertainment

6.7

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
SWISS
7.5
Good
1,580 reviews
SWISS
7.5
Good
1,580 reviews

Comfort

7.3

Overall

7.5

Food

7.0

Crew

8.2

Boarding

7.6

Entertainment

6.7

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
Air Canada
7.0
Good
9,142 reviews
SWISS
7.5
Good
1,580 reviews

Comfort

7.3

Overall

7.5

Food

7.0

Crew

8.2

Boarding

7.6

Entertainment

6.7

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.
Lufthansa
6.7
Okay
7,012 reviews
SWISS
7.5
Good
1,580 reviews

Comfort

7.3

Overall

7.5

Food

7.0

Crew

8.2

Boarding

7.6

Entertainment

6.7

Reviews

1 / 20
6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

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.

  • 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, August is the cheapest month in which you can book a flight from Graz to Houston George Bush Intcntl Airport (average of $241). Flying from Graz to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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

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