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George Bush Intcntl

$535+ Cheap flights from Islamabad (ISB) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — IAH
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Islamabad to George Bush Intcntl

Cheapest flights from Islamabad to George Bush Intcntl
Explore the most affordable flight options available from Islamabad to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Mytrip deal was found by Cheapflights users on 12/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:10 amISB - IAH
3 stops29h 49mMultiple Airlines
Tue 1/67:45 pmIAH - ISB
3 stops44h 25mMultiple Airlines
Deal found 12/2$1,752
This lastminute.com deal was found by Cheapflights users on 12/2. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:55 amISB - IAH
2 stops48h 05mQatar Airways
Tue 1/65:45 pmIAH - ISB
1 stop20h 55mQatar Airways
Deal found 12/2$2,046
This Gotogate deal was found by Cheapflights users on 12/2. 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.
Tue 12/3010:20 amISB - IAH
1 stop37h 50mTurkish Airlines
Tue 1/69:05 pmIAH - ISB
1 stop24h 45mTurkish Airlines
Deal found 12/2$2,330

Find flight deals from Islamabad to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Islamabad (ISB) 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 4, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,122
(Kiwi.com)

One-way from

$535
(Kiwi.com)

Popular in

March

Cheapest in

May

Average price

$1,621
Provider with most accurate pricing for Islamabad Intl-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Islamabad Intl-Houston George Bush Intcntl flights.
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From Islamabad Intl to Houston George Bush Intcntl
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One-way flight from Islamabad Intl to Houston George Bush Intcntl
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Highest demand for flights based on searches. 4% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($37 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 Islamabad 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 4, 2025.
Use the filters below to find and compare flights from Islamabad to Houston George Bush Intcntl Airport that are best for you.

Fly from

Islamabad

Fly to

George Bush Intcntl

Route

Depart

Return

Price

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Sat 2/14

8:55 am-3:15 pm

1 stop41h 20m

Houston George Bush Intcntl

Sat 2/28

5:45 pm-7:25 am

1 stop26h 40m

$1,138

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Thu 2/19

3:10 am-3:15 pm

1 stop23h 05m

Houston George Bush Intcntl

Tue 2/24

5:45 pm-1:40 am

1 stop20h 55m

$1,216

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Sun 1/25

4:30 am-10:53 pm

2 stops29h 23m

Houston George Bush Intcntl

Sat 1/31

5:45 pm-1:40 am

1 stop20h 55m

$1,218

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Sun 1/25

8:55 am-3:15 pm

1 stop41h 20m

Houston George Bush Intcntl

Thu 1/29

5:45 pm-7:25 am

1 stop26h 40m

$1,218

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Sun 1/25

8:55 am-3:15 pm

1 stop41h 20m

Houston George Bush Intcntl

Tue 2/3

5:45 pm-1:40 am

1 stop20h 55m

$1,218

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Sun 1/25

8:55 am-3:15 pm

1 stop41h 20m

Houston George Bush Intcntl

Mon 2/2

5:45 pm-1:40 am

1 stop20h 55m

$1,218

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Thu 2/19

3:10 am-11:41 pm

2 stops31h 31m

Houston George Bush Intcntl

Tue 2/24

5:45 pm-7:25 am

1 stop26h 40m

$1,226

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Sun 1/25

8:55 am-3:15 pm

1 stop41h 20m

Houston George Bush Intcntl

Sat 1/31

5:45 pm-1:40 am

1 stop20h 55m

$1,238

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Mon 1/19

4:30 am-8:01 pm

2 stops26h 31m

Houston George Bush Intcntl

Sun 2/1

5:45 pm-1:40 am

1 stop20h 55m

$1,264

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Mon 12/8

4:30 am-8:53 pm

2 stops27h 23m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 18 results
1
2

Compare providers for flights from Islamabad to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islamabad to George Bush Intcntl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islamabad-Houston George Bush Intcntl Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Islamabad-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Islamabad-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islamabad-Houston George Bush Intcntl Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islamabad-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Islamabad 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 Islamabad to Houston George Bush Intcntl Airport

What is the cheapest time of day to fly from ISB to IAH?

Find hourly flight availability from Islamabad to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

One of the essential ways to save on airfare from Islamabad to Houston George Bush Intcntl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 74% on airfare.

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 December 4, 2025.
Peruse reviews from past customers who have flown with Qatar Airways and Turkish Airlines from Islamabad to Houston George Bush Intcntl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,678 reviews

Crew

7.9

Overall

7.4

Comfort

7.4

Food

7.3

Entertainment

7.4

Boarding

7.5

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Qatar Airways
7.4
Good
3,678 reviews
Qatar Airways
7.4
Good
3,678 reviews

Crew

7.9

Overall

7.4

Comfort

7.4

Food

7.3

Entertainment

7.4

Boarding

7.5

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Turkish Airlines
7.3
Good
4,077 reviews
Qatar Airways
7.4
Good
3,678 reviews

Crew

7.9

Overall

7.4

Comfort

7.4

Food

7.3

Entertainment

7.4

Boarding

7.5

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.

Related info for your journey

Find useful and relevant information for your journey from Islamabad 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 Islamabad to Houston George Bush Intcntl?

    Most people fly from Islamabad Intl (ISB) if they book a flight from Islamabad to Houston George Bush Intcntl. On average, Islamabad Intl has 0 outbound flights to Houston George Bush Intcntl per day from 3 airlines. Islamabad Intl is conveniently located just 19.7 mi from Islamabad’s city center.

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

    Qatar Airways can get you from Islamabad to Houston George Bush Intcntl Airport in just under 41h 20m. Your travel time can differ by up to . Islamabad and Houston George Bush Intcntl Airport are separated by a distance of 7974 mi.

  • What are the cheapest airlines flying from Islamabad to Houston George Bush Intcntl Airport round-trip?

    Flying on Qatar Airways is currently your cheapest option to Houston George Bush Intcntl Airport, with prices starting at $1,259. Additional round-trip tickets that might be worth considering are offered by Pakistan International Airlines and Turkish Airlines, with the lowest prices starting at $1,385 and $1,396, respectively. You may be able to fly from Islamabad to Houston George Bush Intcntl Airport for 22% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Islamabad to Houston George Bush Intcntl Airport one-way?

    For one-way options, check prices for Turkish Airlines. According to our data, you can fly for as low as $547. Users have also found prices from $585 and $931 on Pakistan International Airlines and Qatar Airways, respectively.

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

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

  • How can I find direct flights from Islamabad 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 Islamabad to George Bush Intcntl.

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

    Yes. Cheapflights offers flight deals from Islamabad 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.

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
Katy
Spring
The Woodlands
Tomball
Jersey Village
Humble
Conroe
Cypress

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Alternative routes for Islamabad to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Karachi to George Bush Intcntl flights
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Top 3 airlines flying from Islamabad to George Bush Intcntl

Discover the top 3 airlines that operate flights from Islamabad to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,259Average$1,554FlexibilityNo cancel feeOn-time68%
Pakistan International AirlinesCheapest$1,385Average$1,621FlexibilityNo cancel feeOn-time50%
Turkish AirlinesCheapest$1,396Average$1,565FlexibilityNo cancel feeOn-time77%

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