HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Islamabad

$66+ Cheap flights from Karachi to Islamabad (KHI - ISB)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
KHI — ISB
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Karachi to Islamabad with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Karachi Quaid-E-Azam Intl to Islamabad Intl are usually found in March or September, booked 78 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Karachi to Islamabad

Discover tips and strategies to find the most affordable flight options for your journey from Karachi (KHI) to Islamabad (ISB). 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 August 16, 2025.

Round-trip from

$137
(Kiwi.com)

One-way from

$66
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$141

Good round-trip deal

$145 or less

Good one-way deal

$70 or less
From Karachi Quaid-E-Azam Intl to Islamabad Intl
Search Deals
One-way flight from Karachi Quaid-E-Azam Intl to Islamabad Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($1 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Karachi Quaid-E-Azam Intl to Islamabad Intl.
Search Deals
Price to beat on a one-way flight from Karachi Quaid-E-Azam Intl to Islamabad Intl.
Search Deals

Find flight deals from Karachi to Islamabad

Cheapest flights from Karachi to Islamabad
Explore the most affordable flight options available from Karachi to Islamabad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/211:00 pmKHI - ISB
Nonstop2h 00mSerene Air
Sun 9/75:45 pmISB - KHI
Nonstop2h 00mSerene Air
Deal found 8/16$137
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/308:00 pmKHI - ISB
Nonstop2h 00mSerene Air
Fri 9/58:00 pmISB - KHI
Nonstop2h 00mSerene Air
Deal found 8/15$138
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/211:00 pmKHI - ISB
Nonstop2h 00mSerene Air
Wed 9/106:00 pmISB - KHI
Nonstop2h 00mSerene Air
Deal found 8/15$139
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3111:00 pmKHI - ISB
Nonstop1h 55mMultiple Airlines
Tue 9/308:00 pmISB - KHI
Nonstop2h 00mMultiple Airlines
Deal found 8/15$141
This Trip.com deal was found by Cheapflights users on 8/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/308:00 pmKHI - ISB
Nonstop2h 00mMultiple Airlines
Sat 9/67:45 amISB - KHI
Nonstop2h 05mMultiple Airlines
Deal found 8/16$142
This Trip.com deal was found by Cheapflights users on 8/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/308:00 pmKHI - ISB
Nonstop2h 00mMultiple Airlines
Mon 9/11:35 amISB - KHI
Nonstop1h 55mMultiple Airlines
Deal found 8/15$143
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2811:00 pmKHI - ISB
Nonstop1h 55mMultiple Airlines
Sun 9/75:45 pmISB - KHI
Nonstop2h 00mMultiple Airlines
Deal found 8/15$144
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/273:00 pmKHI - ISB
Nonstop2h 00mMultiple Airlines
Mon 9/15:00 pmISB - KHI
Nonstop2h 05mMultiple Airlines
Deal found 8/14$145
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2911:00 pmKHI - ISB
Nonstop1h 55mMultiple Airlines
Sun 9/75:45 pmISB - KHI
Nonstop2h 00mMultiple Airlines
Deal found 8/15$146
This Trip.com deal was found by Cheapflights users on 8/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:00 pmKHI - ISB
Nonstop2h 00mMultiple Airlines
Thu 9/112:05 pmISB - KHI
Nonstop1h 55mMultiple Airlines
Deal found 8/15$147
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3111:00 pmKHI - ISB
Nonstop1h 55mMultiple Airlines
Mon 9/19:00 amISB - KHI
Nonstop2h 05mMultiple Airlines
Deal found 8/14$148
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/308:00 pmKHI - ISB
Nonstop2h 00mMultiple Airlines
Wed 9/39:35 amISB - KHI
Nonstop1h 55mMultiple Airlines
Deal found 8/15$149

Cheapflights Fare Finder

 
Customize your flight search to find flights from Karachi to Islamabad 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 August 16, 2025.
Use the filters below to find and compare flights from Karachi to Islamabad that are best for you.

Fly from

Karachi

Fly to

Islamabad

Route

Depart

Return

Price

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Tue 9/2

11:00 pm-1:00 am

Nonstop2h 00m

Islamabad Intl

Sun 9/7

5:45 pm-7:45 pm

Nonstop2h 00m

$137

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Tue 9/9

11:00 pm-1:00 am

Nonstop2h 00m

Islamabad Intl

Tue 9/16

8:00 pm-10:00 pm

Nonstop2h 00m

$138

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Sat 8/30

8:00 pm-10:00 pm

Nonstop2h 00m

Islamabad Intl

Fri 9/5

8:00 pm-10:00 pm

Nonstop2h 00m

$138

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Sat 8/30

8:00 pm-10:00 pm

Nonstop2h 00m

Islamabad Intl

Tue 9/2

8:00 pm-10:00 pm

Nonstop2h 00m

$138

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Wed 9/10

3:00 pm-5:00 pm

Nonstop2h 00m

Islamabad Intl

Tue 9/16

8:00 pm-10:00 pm

Nonstop2h 00m

$138

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Sat 8/30

8:00 pm-10:00 pm

Nonstop2h 00m

Islamabad Intl

Sun 9/7

5:45 pm-7:45 pm

Nonstop2h 00m

$138

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Tue 9/2

11:00 pm-1:00 am

Nonstop2h 00m

Islamabad Intl

Wed 9/10

6:00 pm-8:00 pm

Nonstop2h 00m

$139

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Sat 9/6

8:00 pm-10:00 pm

Nonstop2h 00m

Islamabad Intl

Fri 9/12

8:00 pm-10:00 pm

Nonstop2h 00m

$139

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Tue 9/2

11:00 pm-1:00 am

Nonstop2h 00m

Islamabad Intl

Tue 9/9

8:00 pm-10:00 pm

Nonstop2h 00m

$139

KarachiIslamabad

KHI - ISB

KHIISB

Karachi Quaid-E-Azam Intl

Sat 9/6

8:00 pm-10:00 pm

Nonstop2h 00m

Islamabad Intl

Wed 9/10

6:00 pm-8:00 pm

Nonstop2h 00m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Karachi to Islamabad

Have a flexible travel schedule? Discover the best time to fly to Islamabad from Karachi 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 Karachi to Islamabad

How far ahead should I book a flight from Karachi to Islamabad?

Use this chart to determine the optimal time to book a round-trip flight from Karachi to Islamabad. Price data was last updated on August 8, 2025.

The price you pay for your flight from Karachi to Islamabad may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Karachi to Islamabad?

Currently, September is the cheapest month in which you can book a flight from Karachi to Islamabad (average of $911). Flying from Karachi to Islamabad in December is currently the most expensive (average of $1,493). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Karachi to Islamabad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 16, 2025.

It’s optimal to fly from Karachi to Islamabad at noon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Karachi to Islamabad?

Use this chart to determine the cheapest time to fly round-trip from Karachi to Islamabad. Price data was last updated on August 10, 2025.

Travelers seeking maximum savings on their Karachi to Islamabad flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Karachi to Islamabad

Explore weekly flight availability from Karachi to Islamabad. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 16, 2025.

The most flights from KHI to ISB are scheduled on a Thursday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing Islamabad

Get insights into the airlines that provide service to Islamabad. 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 Islamabad. Reviews last updated August 16, 2025.
See what other customers who have flown with Pakistan International Airlines from Karachi to Islamabad have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Pakistan International Airlines
6.3
Okay
48 reviews

Boarding

6.7

Overall

6.3

Entertainment

5.7

Comfort

6.5

Crew

6.9

Food

6.4

Reviews

1 / 1
2.0
Mediocre

Rick,Oct 2020

MIA - MGA

Cons: They rejected my Covid test, even though I was negative, what a sham
Pakistan International Airlines
6.3
Okay
48 reviews
Pakistan International Airlines
6.3
Okay
48 reviews

Boarding

6.7

Overall

6.3

Entertainment

5.7

Comfort

6.5

Crew

6.9

Food

6.4

Reviews

1 / 1
2.0
Mediocre

Rick,Oct 2020

MIA - MGA

Cons: They rejected my Covid test, even though I was negative, what a sham

Related info for your journey

Find useful and relevant information for your journey from Karachi to Islamabad. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Karachi to Islamabad?

    Booking a flight from Karachi Quaid-E-Azam Intl (KHI) to Islamabad Intl (ISB) is your only option if you wish to fly from Karachi to Islamabad. On a typical day, there are 9 flights from Quaid-E-Azam Intl to Islamabad Intl, all of which are around 1h 55m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Quaid-E-Azam Intl to Islamabad.

  • How popular is this Karachi to Islamabad flight route?

    This flight path from Karachi Quaid-E-Azam Intl to Islamabad Intl was viewed by 55 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Karachi to Islamabad round-trip?

    Cheapflights users have booked flights from Karachi to Islamabad round-trip from $91. Other airlines that can offer you cheap pricing are Pakistan International Airlines, from $115, and Fly Jinnah, from $116. You may be able to fly from Karachi to Islamabad for 40% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Karachi to Islamabad?

    No one likes to see their flight delayed. When booking a flight from Karachi to Islamabad consider choosing AirSial (100%), Serene Air (75%) or Pakistan International Airlines (69%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Karachi to Islamabad?

    While on average a flight from Karachi to Islamabad is generally $118, our data shows the cheapest flight currently is $60. When looking at the most popular route, (Karachi Quaid-E-Azam Intl - Islamabad Intl), you can expect to pay $160 for that flight.

  • Can I find deals for flights from Karachi to Islamabad that include hotel bookings?

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

  • How can I find direct flights from Karachi to Islamabad?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Karachi to Islamabad.

  • Can I find deals for business class flights from Karachi to Islamabad?

    Yes. Cheapflights offers flight deals from Karachi to Islamabad by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Karachi to Islamabad?

    Currently, September is the cheapest month in which you can book a flight from Karachi to Islamabad (average of $911). Flying from Karachi to Islamabad in December is currently the most expensive (average of $1,493). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Islamabad?

Book flights to Islamabad if you plan to visit one of these locations
Murree
Rawalpindi

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Karachi to Islamabad

See prices for flight routes from nearby airports that may be better suited for you.
Karachi to Lahore flights
Lahore to Islamabad flights
Lahore to Karachi flights
Islamabad to Karachi flights
Islamabad to Lahore flights
Siālkot to Karachi flights

Top 4 airlines flying from Karachi to Islamabad

Discover the top 4 airlines that operate flights from Karachi to Islamabad. 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Serene AirCheapest$91Average$142FlexibilityNo cancel feeOn-timeN/A
Pakistan International AirlinesCheapest$115Average$163FlexibilityNo cancel feeOn-time50%
Fly JinnahCheapest$116Average$161FlexibilityNo cancel feeOn-timeN/A
airblueCheapest$144Average$156FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.