$679 Cheap Flights from Houston (HOU) to Islamabad (ISB)

View $679 flight on Wed, Aug 27, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Benazir Bhutto Intl. Airport (ISB)

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Cheap Flights from Houston to Islamabad (HOU-ISB)

Prices were available within the past 7 days and start at $679 for one-way flights and $1,293 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 22 - Tue, Dec 23
HOU
Houston
ISB
Islamabad
$1,293 Roundtrip, found 3 days ago
$1,293
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Oct 22 from Houston to Islamabad, returning Tue, Dec 23, priced at $1,293 found 3 days ago

Alternative airports near Islamabad

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Benazir Bhutto Intl. ISB. Cheapest and Closest option available. Average driving time to city center is 25 minutes. Flights from $1,080
ISB
Benazir Bhutto Intl.
CheapestClosest
Average driving time to city center25 min
Flights from $1,080
Flights from Houston (HOU) to Islamabad (ISB)
Origin airport
William P. Hobby
Destination airport
Islamabad Intl.
Airlines serving
Qatar Airways
Roundtrip price
$1,293
Distance
8000 mi

Houston to Islamabad Flights

The cheapest times to fly from Houston to Islamabad

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Islamabad are during the month of October. You can find some of the cheapest flights from Houston to Islamabad with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Islamabad

Sunday is one of the best days to book for cheap flights from Houston to Islamabad: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Islamabad

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Islamabad in 2025. You can also book with separate airlines for your outbound and return journeys, from $679 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Islamabad flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Islamabad airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB) cost?
Lock in a cheap one-way flight from $679 or cheap return flight from $1,293 from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB)?
The cheapest month to fly from HOU to ISB is October, when there's less demand. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest HOU to ISB flight.
How many flights per day from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB)?
There are no daily direct flights from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from HOU to ISB?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB)?
To arrive at Islamabad Intl. Airport (ISB) on schedule, opt for a flight that takes off from William P. Hobby Airport (HOU) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB) last-minute?
Waiting until just before your trip to book your flight from HOU to ISB generally means paying more. While you may come across some last-minute offers, there's no guarantee. Keep your travel plans flexible to boost your chances of getting a bargain.
Is it cheaper to book a HOU to ISB flight and hotel package?
Compared with arranging hotels and flights separately, booking a HOU to ISB flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Islamabad Intl. Airport (ISB)?
If you reserved your HOU to ISB flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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*Available to One Key members.