Cheap Flights from Houston (IAH) to Islamabad (ISB)

View AU$749 flight on Mon, 8 Sept 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Benazir Bhutto Intl. Airport (ISB)

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Cheap Flights from Houston (IAH) to Islamabad (ISB)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Houston (IAH) to Islamabad (ISB)

March is typically the cheapest month to fly

From AU$1,368 - AU$2,992 per traveller.

Graph displaying average flight prices per month

Flight from Houston to Islamabad route information
Origin airport
George Bush Intercontinental
Destination airport
Islamabad Intl.
Distance
12765 km

Your quick guide to flights from Houston to Islamabad

Pick up great flights from Houston to Islamabad

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Houston to Islamabad. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Houston to Islamabad that take around hours.

Find cheap flights from Houston to Islamabad

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Houston to Islamabad around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Islamabad is normally in .

Reasons to book your flight from Houston to Islamabad with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Houston to Islamabad across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Islamabad right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Houston Airport to Islamabad Intl. Airport?
The lowest price advertised for a round-trip flight from George Bush Intercontinental Airport (IAH) to Islamabad Intl. Airport (ISB) is . But you better act quick. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Houston Airport to Islamabad Intl. Airport (ISB)?
This can vary between air carriers, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find instructions on how to cancel online.
How do I find cheap flights from IAH to Islamabad Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for George Bush Intercontinental Airport (IAH) to ISB flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Houston Airport to Islamabad Intl. Airport (ISB)?
With around 12 900 kilometres separating Houston and Punjab, your flight will be a long one. Pack wisely to make your time in the air comfortable. Simple things like an extra pair of socks and a cosy travel pillow can make a huge difference.
Which airlines fly direct from Houston Airport to Islamabad Intl. Airport (ISB)?
Direct flights aren't available, so you'll have to make at least one stop between Houston Airport and Islamabad International Airport. Make the most of the layover time to stretch your legs and enjoy some personal space.
Are George Bush Intercontinental Airport (IAH) to Islamabad Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Fares from Houston Airport to Islamabad International Airport are available up to 12 months before departure on Expedia. And although you may nab a fantastic last-minute deal, it's not something you should count on. Also, booking your flights in advance means you'll have more options — and you can avoid getting stuck in the dreaded middle seat! We're always updating our fares to bring you the best bargains, so check back often for all the latest specials.

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