Cheap flights from London Heathrow Airport to Islamabad from £247

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ISB
20 Nov — 27 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London Heathrow to Islamabad Intl are usually found in September or November, booked 45 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Find flight deals from Heathrow to Islamabad

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Islamabad
Explore the most affordable flight options available from Heathrow to Islamabad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.

Fri 14/1110:00LHR - ISB
1 stop17h 10mSAUDIA
Wed 3/1217:50ISB - LHR
1 stop23h 25mSAUDIA
Deal found 18/10£446
Sat 8/1110:00LHR - ISB
1 stop17h 10mSAUDIA
Sun 7/1202:00ISB - LHR
1 stop15h 15mSAUDIA
Deal found 19/10£449
Tue 4/1119:20LHR - ISB
1 stop17h 55mEtihad Airways
Thu 4/1219:25ISB - LHR
1 stop24h 05mEtihad Airways
Deal found 20/10£450
Tue 4/1119:20LHR - ISB
1 stop17h 55mEtihad Airways
Thu 11/1219:25ISB - LHR
1 stop27h 45mEtihad Airways
Deal found 19/10£455
Tue 25/1110:00LHR - ISB
1 stop17h 10mSAUDIA
Thu 25/1209:50ISB - LHR
1 stop33h 05mSAUDIA
Deal found 19/10£457
Tue 11/1110:00LHR - ISB
1 stop17h 10mSAUDIA
Tue 25/1109:50ISB - LHR
1 stop26h 40mSAUDIA
Deal found 20/10£458
Thu 6/1120:55LHR - ISB
1 stop16h 20mEtihad Airways
Tue 2/1204:30ISB - LHR
1 stop31h 10mEtihad Airways
Deal found 19/10£460
Tue 4/1110:00LHR - ISB
1 stop17h 10mSAUDIA
Sun 28/1209:50ISB - LHR
1 stop26h 40mSAUDIA
Deal found 18/10£460
Sun 30/1110:00LHR - ISB
1 stop17h 10mSAUDIA
Mon 8/1209:50ISB - LHR
1 stop33h 25mSAUDIA
Deal found 20/10£461
Mon 3/1110:00LHR - ISB
1 stop17h 10mSAUDIA
Mon 17/1109:50ISB - LHR
1 stop26h 40mSAUDIA
Deal found 19/10£462
Tue 4/1120:55LHR - ISB
1 stop16h 20mEtihad Airways
Tue 16/1204:30ISB - LHR
1 stop18h 40mEtihad Airways
Deal found 18/10£463

Cheap flight deals from Heathrow to Islamabad

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 21 October 2025.

Round-trip from

£446

One-way from

£247

Popular in

July

Cheapest in

September

Average price

£588

Good round-trip deal

£1,113 or less
SAUDIA
  • SAUDIA
  • 10/1-9/2
  • 2 total stops
  • 28h 45m total
  • London to Islamabad
11/11
  • 11/11
  • 2 total stops
  • 26h 15m total
  • London to Islamabad
Highest demand for flights based on searches. 10% potential increase in price (£53 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in October 2025
Price to beat on a round-trip flight from London Heathrow to Islamabad Intl.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 21 October 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Islamabad that are best for you.

Fly from

Heathrow

Fly to

Islamabad

Route

Depart

Return

Price

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Wed 31/12

10:00-08:10

1 stop17h 10m

Islamabad Intl

Sun 18/1

02:00-20:20

1 stop23h 20m

£466

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Mon 29/12

10:00-08:10

1 stop17h 10m

Islamabad Intl

Sat 17/1

02:00-14:10

1 stop17h 10m

£468

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Sat 8/11

10:00-08:10

1 stop17h 10m

Islamabad Intl

Sun 18/1

17:50-12:15

1 stop23h 25m

£489

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Thu 1/1

10:00-08:10

1 stop17h 10m

Islamabad Intl

Sat 31/1

09:50-07:30

1 stop26h 40m

£508

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Mon 6/4

14:45-18:25

1 stop23h 40m

Islamabad Intl

Mon 11/5

04:20-15:15

1 stop14h 55m

£527

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Tue 18/11

22:05-16:05

1 stop13h 00m

Islamabad Intl

Tue 16/12

10:40-20:20

1 stop14h 40m

£531

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Sat 7/3

13:55-03:10

1 stop32h 15m

Islamabad Intl

Wed 29/4

04:20-07:00

1 stop30h 40m

£556

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Tue 4/11

19:20-18:15

1 stop17h 55m

Islamabad Intl

Sat 15/11

04:30-18:10

1 stop18h 40m

£566

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Sat 7/3

20:55-18:15

1 stop16h 20m

Islamabad Intl

Sat 2/5

04:20-07:00

1 stop30h 40m

£576

LondonIslamabad

LHR - ISB

LHRISB

London Heathrow

Mon 3/11

08:40-01:40

1 stop12h 00m

Islamabad Intl

Thu 20/11

08:55-22:40

1 stop18h 45m

£577

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Heathrow to Islamabad

Have a flexible travel schedule? Discover the best time to fly to Islamabad from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to Islamabad

How far ahead should I book a flight from London Heathrow Airport to Islamabad?

Use this chart to determine the optimal time to book a return flight from Heathrow to Islamabad. Price data was last updated on 17 October 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Islamabad, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to Islamabad?

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Islamabad (average of £379). Flying from London Heathrow Airport to Islamabad in July is currently the most expensive (average of £500). 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 LHR to ISB?

Find hourly flight availability from Heathrow 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 21 October 2025.

It’s optimal to fly from London Heathrow Airport to Islamabad in the evening. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from London Heathrow Airport to Islamabad?

Use this chart to determine the cheapest time to fly return from Heathrow to Islamabad. Price data was last updated on 16 December 2024.

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

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 21 October 2025.
See what other customers who have flown with Qatar Airways, SAUDIA, andEtihad Airways from London Heathrow Airport 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.

Boarding

7.5

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

Boarding

7.5

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

Boarding

7.5

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

Boarding

7.5

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

Boarding

7.5

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

Boarding

7.5

Food

7.3

Comfort

7.4

Crew

7.9

Entertainment

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Islamabad. 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 into for flights to Islamabad from London Heathrow?

    Most people fly into Islamabad Intl (ISB) if they book a flight to Islamabad from London Heathrow. On average, Islamabad Intl has 0 inbound flights from London Heathrow per day from 13 airlines. Islamabad Intl is conveniently located just 19.7 mi from Islamabad’s city center.

  • How long is the flight from London Heathrow Airport to Islamabad?

    SAUDIA and Etihad Airways can get you from London Heathrow Airport to Islamabad in just under 17h 10m. Your travel time can differ by up to 6h 30m. London Heathrow Airport and Islamabad are separated by a distance of 3758 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Islamabad round-trip?

    Our cheapest airline available from London Heathrow Airport to Islamabad is Azerbaijan Airlines. Our recent data shows that you can find tickets from as low as £310 on this airline. Additional options worth looking into are SAUDIA and Oman Air, starting at £376 and £395 round-trip. These flights start at 49% lower than the current average price 3 months from now.

  • What are the cheapest flights from London Heathrow Airport to Islamabad?

    Looking for the cheapest flight from London Heathrow Airport to Islamabad? While on average our users pay £1,790, our data indicates the cheapest price to be £1,083. The most popular route (London Heathrow - Islamabad Intl), is priced around £422.

  • Where are the most common stopover locations when flying from London Heathrow Airport to Islamabad?

  • What are some popular points of interest to see during a stopover in Abu Dhabi?

    Most Abu Dhabi visitors opt to spend their time at Etihad Towers, Sheikh Zayed Mosque, and Emirates Park Zoo. Etihad Towers, Sheikh Zayed Mosque and Emirates Park Zoo are located about 20.8 mi, 11.2 mi, and 7.9 mi, respectively from Abu Dhabi Zayed Intl if you are interested in checking them out. Those landing in Abu Dhabi looking to spend some time exploring during their stopover can hire a car for about £19 per day.

  • What are points of interest worth seeing during a stopover in Istanbul?

    Taksim Square, Ayasofya, and Sultan Ahmet Camii are the most popular attractions in Istanbul if you're in need of something to do during your stopover. Travelers on a layover in Istanbul can visit Taksim Square, Ayasofya, and Sultan Ahmet Camii, by traveling 20.8 mi, 22.2 mi, and 22.3 mi, respectively after landing at Istanbul. Travellers can hire a car at Istanbul for an average daily rate of £27 to make sightseeing during their stopover a little easier.

  • Where are the least popular stopover locations for London Heathrow Airport to Islamabad flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Islamabad?

    Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Islamabad (average of £379). Flying from London Heathrow Airport to Islamabad in July is currently the most expensive (average of £500). 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 are the most eco-friendly airlines from Heathrow to Islamabad?

    There are many options for eco-friendly travel to Islamabad from Heathrow. Some airlines that have sustainable travel policies include Emirates, Etihad, Virgin Atlantic and British Airways. When you choose to fly with Emirates, you will fly with an airline with up-to-date eco-efficient technology to the highest standards. This airline makes sure to have the newest available technology for sustainable travel. Emirates also has a very new fleet that is wide-bodied to reduce both noise and lower engine emissions. Flying with Etihad is another excellent option. This airline is currently making eco-friendly fuel. Etihad also aims to have zero carbon emissions by 2050. Virgin Atlantic invests a lot in new fleets, constantly replacing planes with the most recent eco-friendly models. Most of the new aircraft use only two engines instead of four to reduce fuel. The pilots are also trained in taking off only using one engine. Virgin Atlantic also donates to efficient carbon emissions reduction projects. British Airways is highly recommended for eco-friendly travel. This airline is one of the world leaders in creating fuel from renewable resources. British Airways also recently made one of the first-ever flights with 100% renewable fuel.

  • How to fly more sustainably from Heathrow to Islamabad?

    Flying in an eco-friendly way is easy if you know how to. One of the best ways is by taking a flight with only one stopover. The fewer flights you take, the less fuel is used. Packing less baggage is another good idea. Packing a lighter bag will make the plane lighter; therefore, less fuel will be used. A highly recommended option for sustainable travel is by booking a seat in economy class. This class allows for more room on the flight. If you can, take a flight with an airline that encourages sustainable travel. Some fantastic options include Emirates, Etihad, Virgin Atlantic and British Airways.

See more FAQs

Travelling to a place near Islamabad?

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

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.

Fly from Heathrow to Islamabad on these airlines

Choose from the following airlines for your flight from Heathrow to Islamabad. Flights are based on user searches made on Cheapflights and were last updated on 21 October 2025.

Top 10 airlines flying from Heathrow to Islamabad

Discover the top 10 airlines that operate flights from Heathrow 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 858,174 searches. Data last updated 21 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Azerbaijan AirlinesCheapest£310Average£587FlexibilityNo cancel feeOn-time87%
Search Azerbaijan Airlines flights
SAUDIACheapest£376Average£524FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Oman AirCheapest£395Average£769FlexibilityNo cancel feeOn-time76%
Search Oman Air flights
Uzbekistan AirwaysCheapest£421Average£824FlexibilityNo cancel feeOn-time81%
Search Uzbekistan Airways flights
Kuwait AirwaysCheapest£442Average£573FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Etihad AirwaysCheapest£449Average£533FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Gulf AirCheapest£453Average£540FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Turkish AirlinesCheapest£462Average£558FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China SouthernCheapest£482Average£830FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£514Average£675FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Islamabad?

Deals for Heathrow to Islamabad flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Islamabad?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Islamabad by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Islamabad with no change fees?

Certainly. Search results for flights to Islamabad from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Islamabad become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.