Cheap Flights from Islamabad to Houston

Compare Islamabad to Houston flight deals

Find the cheapest month or even day of the year to fly to Houston

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Flight deals from Islamabad to Houston

Looking for a cheap last-minute deal or the best return flight from Islamabad to Houston? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Islamabad to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Islamabad to Houston flights are currently cheapest in November.

Alternative Islamabad to Houston routes

Looking for the cheapest, fastest or easiest route from Islamabad to Houston? You could fly into the following airports instead.

Islamabad to Houston: Flight information

The things to know before you go.
Cheapest flight foundRs174,149
Cheapest month to flyNovember

Finding cheap flights from Islamabad to Houston: Frequently asked questions

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.
The best price we found for a return flight from Islamabad to Houston is Rs288,090. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Islamabad to Houston. But we found flights with one or more stops from Rs288,090.
As of September 2025, there are no flights flying from Islamabad to Houston.
The cheapest month to fly from Islamabad to Houston is usually December.
If you're flying from Islamabad Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the centre of Houston. We've found flights into this airport from Rs288,090.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Islamabad Airport to Houston on Sunday, 21 December 2025.
No airlines currently offer direct flights between Islamabad Airport and Houston. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
In September, the average temperature is usually around 27°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
Currently, PIA offers the cheapest flight tickets to Houston.

Travelling from Islamabad International Airport (ISB) to Houston: what you need to know

  • Houston is ten hours behind Islamabad, where Islamabad International Airport is located. Houston follows the UTC-5 timezone.

  • To avoid missing your ISB to Houston flight, allow plenty of time for things like baggage drop and finding your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general rule.

  • If you're flying during a major holiday or another peak period, give yourself more time. A good rule is two hours before domestic flights and up to four hours before international departures. Check-in and security lines will be longer.

  • A stopover is the ideal opportunity to break up your trip and maybe even explore a different city. When searching for flight tickets from ISB to Houston, uncheck the 'Direct flights only' box to see where you can stop along the way. Top options include:

    • Istanbul Ataturk Airport (IST)

    • London Heathrow Airport (LHR)

    • Hamad International Airport (DOH)

  • ISB is around 24 kilometres from central Islamabad. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 35 minutes or so to get there, depending on traffic. If you're taking public transport, expect the trip time to be around 1 hour 25 minutes.

  • Want an easy start to your trip? Stay near ISB. Whether you're taking an early flight from Islamabad International Airport to Houston or want to avoid feeling rushed, these hotels are worth a look:

  • When it comes to the on-time performance of Islamabad International Airport, data shows 71.38% of flights meet their scheduled arrival time.

How to find the cheapest flights from Islamabad International Airport (ISB) to Houston

  • Rs174,149 is the cheapest price we've seen for a one-way Islamabad International Airport to Houston flight. A return ticket right now is Rs288,090. Depending on when and how early you book, these fares may change.

  • To find cheap flights from ISB to Houston, book as early as you can. Airlines generally offer lower prices when tickets first go on sale.

  • The 'Whole month' search tool will show you the cheapest tickets from Islamabad International Airport to Houston throughout the month. It's a good way to snap up a bargain if your travel plans aren't set in stone.

  • Never miss a deal on cheap flights from ISB to Houston by creating a Price Alert. You'll receive an email or notification through the app when a lower fare becomes available.

  • Tailor your trip with filters. Pick your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Islamabad International Airport to Houston.

Airports in Houston

George Bush Intercontinental Airport (IAH)

William P. Hobby Airport (HOU)

  • Once your flight from Islamabad International Airport to Houston has touched down, you can reach the city centre in around 20 minutes by car. Central Houston is roughly 19 kilometres from William P. Hobby Airport (HOU).

  • If you're travelling on public transport, it'll take about 1 hour 40 minutes.

  • You'll find some great places to rest your head close to HOU. Tuck yourself in and get cosy after your ISB to Houston flight at any of these perfectly located options:

  • Forget about public transport schedules or long cab lines. Pick up a William P. Hobby Airport rental car and blaze your own trail. Compare availability and rates from Easirent, Dollar and Thrifty.

  • Avoid potential price surges. Booking your ride four weeks ahead of your arrival at HOU will help you stay within budget.

  • The address for William P. Hobby Airport is 7800 Airport Boulevard.

Best time to go to Houston

  • Visit Houston in high season if you like a busy atmosphere, but remember that prices may be higher. Alternatively, book flights from Islamabad International Airport to Houston in the low season when prices are cheaper and it's less crowded.

  • The warmest month in Houston is August, with temperatures ranging between 24ºC and 40ºC. Book your Islamabad International Airport to Houston flight ticket then if that's your ideal forecast.

  • If you like travelling in cooler conditions, look for a cheap ticket from ISB to Houston in January when temperatures average between 5ºC and 19ºC.

More about Houston

Explore more of United States

  • You've done Houston, now it's time to explore other corners of United States. Journey about 306 kilometres west to San Antonio to check off its leading attractions. From The San Antonio River Walk to San Antonio Missions National Historical Park and San Fernando Cathedral, there's plenty to keep you busy.

  • Around 370 kilometres north of Houston, Dallas is another essential stop in United States. Get a taste of what this destination has to offer at Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.