What’s the cheapest layover airport for flights from Islamabad to Houston George Bush Intcntl Airport?

Istanbul (IST) is the most affordable 1-stop option, with an average round-trip price of $1,502.

Which airport typically offers the quickest layover for flights from Islamabad to Houston George Bush Intcntl Airport?

Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 2h 18m.

What’s the top layover airport for flights from Islamabad to Houston George Bush Intcntl Airport?

Istanbul (IST) – chosen by Cheapflights users on 91% of 1-stop itineraries from Islamabad to Houston George Bush Intcntl Airport on Cheapflights.

What’s the fastest layover option from Islamabad to Houston George Bush Intcntl Airport?

Flights via Istanbul (IST) have the shortest average one-way travel time for 1-stop routes: 19h 40m.

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 23% 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 Pakistan International Airlines. According to our data, you can fly for as low as $585. Users have also found prices from $853 and $931 on Turkish Airlines and Qatar Airways, respectively.

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.

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).

What are the most popular airlines that fly from Islamabad to Houston George Bush Intcntl Airport?

The most popular airlines flying from Islamabad to Houston George Bush Intcntl Airport are Qatar Airways, Turkish Airlines and Pakistan International Airlines. Something to consider prior to booking your flight.

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.

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.

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.

$592+ Flights from Islamabad to Houston George Bush Intcntl Airport

Q: How much does it cost to fly round-trip from Islamabad to Houston George Bush Intcntl Airport?

Airfare is below average for this route at the moment. Islamabad to Houston George Bush Intcntl Airport flights typically cost between $1,489 and $1,718 in February. The cheapest round-trip price found within the last 3 days was $1,096 on Turkish Airlines (Feb 26-Mar 23).

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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 8, 2025.

Mon 12/154:30 amISB - IAH

2 stops29h 38mMultiple Airlines

Tue 12/235:54 amIAH - ISB

3 stops35h 51mMultiple Airlines

Deal found 12/6

$1,952

Tue 12/1610:20 amISB - IAH

1 stop37h 50mTurkish Airlines

Tue 12/239:05 pmIAH - ISB

2 stops30h 15mTurkish Airlines

Deal found 12/6

$1,957

Best flights from Islamabad to George Bush Intcntl
Discover carefully curated flight deals from Islamabad to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 8, 2025.

Thu 2/266:15 amISB - IAH

1 stop23h 55mTurkish Airlines

Mon 3/2310:05 pmIAH - ISB

1 stop24h 45mTurkish Airlines

Deal found 12/6

$1,096

Mon 5/48:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Fri 5/89:10 pmIAH - ISB

1 stop24h 15mTurkish Airlines

Deal found 12/8

$1,115

Thu 3/266:15 amISB - IAH

1 stop23h 55mTurkish Airlines

Sun 4/269:10 pmIAH - ISB

1 stop24h 15mTurkish Airlines

Deal found 12/6

$1,115

Sat 5/28:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Tue 5/129:10 pmIAH - ISB

1 stop24h 15mTurkish Airlines

Deal found 12/8

$1,135

Wed 5/68:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Tue 5/129:10 pmIAH - ISB

1 stop24h 15mTurkish Airlines

Deal found 12/8

$1,149

Mon 5/45:25 amISB - IAH

1 stop23h 50mTurkish Airlines

Wed 5/139:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/8

$1,149

Thu 4/308:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Fri 5/89:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/8

$1,149

Fri 5/18:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Thu 5/79:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/8

$1,149

Wed 5/68:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Mon 5/119:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/8

$1,149

Mon 5/48:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Thu 5/79:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/8

$1,149

Wed 5/68:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Wed 5/139:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/8

$1,149

Tue 5/58:55 amISB - IAH

1 stop20h 20mTurkish Airlines

Mon 5/112:30 pmIAH - ISB

1 stop30h 55mTurkish Airlines

Deal found 12/8

$1,149

Last-minute flights from Islamabad to George Bush Intcntl
Discover last-minute flight deals from Islamabad to George Bush Intcntl. Data last updated December 8, 2025 and is based on user searches.

Sun 1/186:15 amISB - IAH

2 stops27h 45mMultiple Airlines

Sun 1/255:45 pmIAH - ISB

1 stop20h 55mMultiple Airlines

Deal found 12/7

$1,569

Tue 1/2010:20 amISB - IAH

1 stop37h 50mTurkish Airlines

Sun 4/59:10 pmIAH - ISB

1 stop24h 15mTurkish Airlines

Deal found 12/6

$1,609

Tue 1/2012:00 pmISB - IAH

2 stops56h 14mMultiple Airlines

Sun 4/511:50 amIAH - ISB

2 stops27h 25mMultiple Airlines

Deal found 12/6

$1,869

Wed 1/216:15 amISB - IAH

1 stop23h 55mTurkish Airlines

Sun 4/59:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/7

$1,817

Thu 1/226:15 amISB - IAH

1 stop23h 55mTurkish Airlines

Sun 4/59:10 pmIAH - ISB

1 stop20h 45mTurkish Airlines

Deal found 12/7

$1,893

Tue 1/279:00 amISB - IAH

2 stops59h 14mAir Canada

Thu 1/2911:55 amIAH - ISB

2 stops26h 35mAir Canada

Deal found 12/7

$1,710

Tue 1/276:15 amISB - IAH

1 stop41h 55mTurkish Airlines

Thu 1/299:05 pmIAH - ISB

1 stop24h 45mTurkish Airlines

Deal found 12/6

$1,715

One-way flights from Islamabad to George Bush Intcntl
Search for one-way flight options from Islamabad to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated December 8, 2025.

Wed 1/284:30 amISB - IAH

2 stops29h 21mMultiple Airlines

Deal found 12/6

$592

Wed 1/214:30 amISB - IAH

2 stops29h 21mMultiple Airlines

Deal found 12/6

$598

Sun 2/14:30 amISB - IAH

2 stops47h 48mMultiple Airlines

Deal found 12/6

$600

Sun 12/144:30 amISB - IAH

2 stops38h 55mMultiple Airlines

Deal found 12/8

$609

Mon 12/158:55 amISB - IAH

1 stop41h 20mQatar Airways

Deal found 12/8

$635

Sat 12/138:55 amISB - IAH

1 stop41h 20mQatar Airways

Deal found 12/6

$655

Sat 12/133:10 amISB - IAH

1 stop23h 05mQatar Airways

Deal found 12/8

$667

Sat 12/133:10 amISB - IAH

3 stops45h 48mMultiple Airlines

Deal found 12/8

$681

Sun 12/148:55 amISB - IAH

2 stops47h 33mAmerican Airlines

Deal found 12/8

$690

Find flight deals from Islamabad to George Bush Intcntl

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$1,096 (oojo)
One-way from	$592 (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.

Search Deals

Provider most trusted by Cheapflights users for Islamabad Intl-Houston George Bush Intcntl flights.

Search Deals

From Islamabad Intl to Houston George Bush Intcntl

Search Deals

One-way flight from Islamabad Intl to Houston George Bush Intcntl

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($89 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Thu 2/26

6:15 am-7:10 pm

1 stop23h 55m

Houston George Bush Intcntl

Mon 3/23

10:05 pm-8:50 am

1 stop24h 45m

$1,096

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Mon 5/4

8:55 am-7:15 pm

1 stop20h 20m

Houston George Bush Intcntl

Fri 5/8

9:10 pm-7:25 am

1 stop24h 15m

$1,115

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Thu 3/26

6:15 am-8:10 pm

1 stop23h 55m

Houston George Bush Intcntl

Sun 4/26

9:10 pm-7:25 am

1 stop24h 15m

$1,115

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Sat 5/2

8:55 am-7:15 pm

1 stop20h 20m

Houston George Bush Intcntl

Tue 5/12

9:10 pm-7:25 am

1 stop24h 15m

$1,135

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Wed 5/6

8:55 am-7:15 pm

1 stop20h 20m

Houston George Bush Intcntl

Tue 5/12

9:10 pm-7:25 am

1 stop24h 15m

$1,149

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Mon 5/4

5:25 am-7:15 pm

1 stop23h 50m

Houston George Bush Intcntl

Wed 5/13

9:10 pm-3:55 am

1 stop20h 45m

$1,149

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Thu 4/30

8:55 am-7:15 pm

1 stop20h 20m

Houston George Bush Intcntl

Fri 5/8

9:10 pm-3:55 am

1 stop20h 45m

$1,149

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Fri 5/1

8:55 am-7:15 pm

1 stop20h 20m

Houston George Bush Intcntl

Thu 5/7

9:10 pm-3:55 am

1 stop20h 45m

$1,149

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Wed 5/6

8:55 am-7:15 pm

1 stop20h 20m

Houston George Bush Intcntl

Mon 5/11

9:10 pm-3:55 am

1 stop20h 45m

$1,149

IslamabadHouston

ISB - IAH

ISBIAH

Islamabad Intl

Mon 5/4

8:55 am-7:15 pm

1 stop20h 20m

Houston George Bush Intcntl

Thu 5/7

9:10 pm-3:55 am

1 stop20h 45m

$1,149

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 22 results

Compare providers for flights from Islamabad to George Bush Intcntl

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.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy2 stars	Trust Score*3 stars
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
oojo	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Trip.com	Price Accuracy2 stars	Trust 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

Prices

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

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.

How much does it cost to fly round-trip from Islamabad to Houston George Bush Intcntl Airport?

Reviews of airlines servicing George Bush Intcntl

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

3,676 reviews

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

3,676 reviews

Qatar Airways

7.4

Good

3,676 reviews

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

4,084 reviews

Qatar Airways

7.4

Good

3,676 reviews

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

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?
Turkish Airlines can get you from Islamabad to Houston George Bush Intcntl Airport in just under 23h 55m. 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 23% 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 Pakistan International Airlines. According to our data, you can fly for as low as $585. Users have also found prices from $853 and $931 on Turkish 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.

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Top 3 airlines flying from Islamabad to George Bush Intcntl

Airline	Cheapest	Average	Flexibility	On-time
Qatar Airways	Cheapest$1,259	Average$1,554	FlexibilityNo cancel fee	On-time68%
Pakistan International Airlines	Cheapest$1,385	Average$1,621	FlexibilityNo cancel fee	On-time50%
Turkish Airlines	Cheapest$1,396	Average$1,565	FlexibilityNo cancel fee	On-time77%

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$592+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islamabad to George Bush Intcntl with Cheapflights

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Cheap flight deals from Islamabad to George Bush Intcntl

Cheapest flights from Islamabad to George Bush IntcntlExplore 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 8, 2025.

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 8, 2025.

Find flight deals from Islamabad to George Bush Intcntl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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.

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.

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?

How much does it cost to fly round-trip from Islamabad to Houston George Bush Intcntl Airport?

What’s the top layover airport for flights from Islamabad to Houston George Bush Intcntl Airport?

What’s the cheapest layover airport for flights from Islamabad to Houston George Bush Intcntl Airport?

What’s the fastest layover option from Islamabad to Houston George Bush Intcntl Airport?

Which airport typically offers the quickest layover for flights from Islamabad to Houston George Bush Intcntl Airport?

Reviews of airlines servicing George Bush Intcntl

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?

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

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

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

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

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

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

Traveling to a place near Houston George Bush Intcntl Airport?

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Alternative routes for Islamabad to George Bush Intcntl

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Top 3 airlines flying from Islamabad to George Bush Intcntl

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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 8, 2025.