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$368+ Cheap flights from Islamabad (ISB) to London (LON)

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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — LON
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Islamabad Intl to London are usually found in July or October, booked 63 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Islamabad to London

Cheapest flights from Islamabad to London
Explore the most affordable flight options available from Islamabad to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/188:55 amISB - LHR
1 stop13h 30mMultiple Airlines
Sun 1/1110:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/17$745
This Trip.com deal was found by Cheapflights users on 12/17. 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 12/208:55 amISB - LHR
1 stop18h 45mMultiple Airlines
Sun 1/1110:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/17$746
This CheapOair deal was found by Cheapflights users on 12/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/183:10 amISB - LHR
1 stop15h 50mMultiple Airlines
Wed 1/710:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/17$760
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/203:10 amISB - LHR
1 stop15h 10mMultiple Airlines
Wed 1/1410:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/17$765
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Mon 12/228:55 amISB - LHR
1 stop18h 45mMultiple Airlines
Thu 1/1510:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/16$766
This Gotogate deal was found by Cheapflights users on 12/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/203:10 amISB - LHR
1 stop19h 15mMultiple Airlines
Sat 1/1010:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/17$772
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Mon 12/228:55 amISB - LHR
1 stop18h 45mMultiple Airlines
Wed 1/1410:15 pmLHR - ISB
2 stops15h 00mMultiple Airlines
Deal found 12/16$776
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/188:55 amISB - LHR
1 stop13h 30mMultiple Airlines
Fri 1/910:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/17$777
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Fri 12/193:10 amISB - LHR
1 stop15h 50mMultiple Airlines
Wed 1/1410:15 pmLHR - ISB
2 stops15h 00mMultiple Airlines
Deal found 12/16$778
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/233:10 amISB - LHR
1 stop15h 10mMultiple Airlines
Wed 1/1410:00 amLHR - ISB
1 stop17h 10mMultiple Airlines
Deal found 12/16$782
This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:55 amISB - LHR
1 stop18h 45mQatar Airways
Mon 1/128:35 amLHR - ISB
1 stop17h 50mQatar Airways
Deal found 12/17$785

Find flight deals from Islamabad to London

Discover tips and strategies to find the most affordable flight options for your journey from Islamabad (ISB) to London (LON). 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 December 18, 2025.

Most accurate provider

OneTravel
3 stars

Most trusted provider

OneTravel
3 stars

Round-trip from

$741
(Kiwi.com)

One-way from

$368
(FlightHub)

Popular in

April

Cheapest in

July

Average price

$900

Good round-trip deal

$2,283 or less

Good one-way deal

$461 or less
Provider with most accurate pricing for Islamabad Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islamabad Intl-London (LON) flights.
Search Deals
From Islamabad Intl to London (LON)
Search Deals
One-way flight from Islamabad Intl to London (LON)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Islamabad Intl to London (LON).
Search Deals
Price to beat on a one-way flight from Islamabad Intl to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islamabad to London 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 December 18, 2025.
Use the filters below to find and compare flights from Islamabad to London that are best for you.

Fly from

Islamabad

Fly to

London

Route

Depart

Return

Price

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 3/2

4:30 am-2:30 pm

1 stop15h 00m

London Heathrow

Wed 4/8

9:30 am-3:15 am

1 stop13h 45m

$754

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 2/2

4:30 am-2:30 pm

1 stop15h 00m

London Heathrow

Mon 2/16

1:55 pm-6:10 pm

1 stop23h 15m

$777

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 1/24

7:25 pm-6:10 pm

1 stop27h 45m

London Heathrow

Mon 2/23

8:50 am-3:10 am

1 stop13h 20m

$777

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 2/28

3:25 am-1:45 pm

1 stop15h 20m

London Heathrow

Sun 4/5

11:45 am-3:35 am

1 stop11h 50m

$780

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 2/4

4:30 am-2:30 pm

1 stop15h 00m

London Heathrow

Mon 2/16

1:55 pm-6:10 pm

1 stop23h 15m

$780

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 6/10

3:30 am-10:10 pm

1 stop22h 40m

London Heathrow

Thu 7/30

1:40 pm-7:40 am

1 stop14h 00m

$781

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 2/5

4:30 am-6:40 am

1 stop31h 10m

London Heathrow

Mon 2/16

1:55 pm-6:10 pm

1 stop23h 15m

$785

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 2/6

4:30 am-6:40 am

1 stop31h 10m

London Heathrow

Mon 2/16

1:55 pm-6:10 pm

1 stop23h 15m

$785

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 1/14

3:10 am-2:00 pm

1 stop15h 50m

London Heathrow

Mon 2/2

8:40 am-7:25 am

1 stop17h 45m

$791

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 1/14

8:55 am-10:40 pm

1 stop18h 45m

London Heathrow

Mon 2/2

8:35 am-7:25 am

1 stop17h 50m

$791

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Islamabad to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islamabad to London in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
Trip.comPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islamabad-London flights, users find the pricing of OneTravel to be most consistent on Cheapflights vs. OneTravel Users can find the same prices on Islamabad-London flight deals on Cheapflights vs. OneTravel >95% of the time. Price accuracy is based on data collected from Islamabad-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islamabad-London flights, Cheapflights users trust OneTravel the most. OneTravel has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islamabad-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islamabad to London

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

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

Use this chart to determine the optimal time to book a round-trip flight from Islamabad to London. Price data was last updated on December 12, 2025.

The best time to book flights from Islamabad to London is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Islamabad to London (average of $486). Flying from Islamabad to London in August is currently the most expensive (average of $744). 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 ISB to LON?

Find hourly flight availability from Islamabad to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Islamabad to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Islamabad to London?

What’s the top layover airport for flights from Islamabad to London?

Share of 1-stop round-trip flights from Islamabad to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Doha (DOH) – chosen by Cheapflights users on 40% of 1-stop itineraries from Islamabad to London on Cheapflights.

What’s the cheapest layover airport for flights from Islamabad to London?

Average round-trip fare for 1-stop flights from Islamabad to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Baku (GYD) is the most affordable 1-stop option, with an average round-trip price of $697.

What’s the fastest layover option from Islamabad to London?

Shortest average travel time for 1-stop one-way flights from Islamabad to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Istanbul (IST) have the shortest average one-way travel time for 1-stop routes: 10h 50m.

Which airport typically offers the quickest layover for flights from Islamabad to London?

Average layover duration for 1-stop one-way flights from Islamabad to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 1h 08m.

How often are flights from Islamabad to London delayed?

About 22% of weekly flights between Islamabad and London have experienced delays in the past year, with the average delay time being 139 minutes.

What is the most punctual flight time for Islamabad to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Islamabad to London flights?

Over the last year, British Airways have had the lowest number of delays on this route, with just 21% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated December 18, 2025.
See what other customers who have flown with Emirates, Qatar Airways, and Etihad Airways from Islamabad to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,440 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Emirates
8.1
Very good
3,440 reviews
Emirates
8.1
Very good
3,440 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Qatar Airways
7.4
Good
3,686 reviews
Emirates
8.1
Very good
3,440 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Etihad Airways
7.4
Good
1,332 reviews
Emirates
8.1
Very good
3,440 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Turkish Airlines
7.3
Good
4,105 reviews
Emirates
8.1
Very good
3,440 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
British Airways
6.7
Okay
7,585 reviews
Emirates
8.1
Very good
3,440 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Related info for your journey

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

    Islamabad Intl (ISB) is the airport you will fly out of if you book a flight from Islamabad to London. You should not have trouble finding flights to London from Islamabad Intl; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Islamabad airport to London. It is only a 19.7 mi journey to Islamabad Intl (ISB) from Islamabad’s city center.

  • How long is the flight from Islamabad to London?

    A quick flight from Islamabad to London can take about 15h. Etihad Airways provides one of the quickest options available for as low as $754. The distance from Islamabad to London is about 3758 mi. This flight may include one or multiple stops.

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

    SAUDIA, at $594, was found to be the cheapest airline from Islamabad to London.Alternate airlines to your destination round-trip include Turkish Airlines and Etihad Airways. SAUDIA is currently priced 36% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Islamabad to London one-way?

    To fly one-way, consider booking your trip with Azerbaijan Airlines, which is currently one of the cheapest options available, starting at $212. Emirates flights start at $283 while deals on Qatar Airways start at $334 one-way.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Islamabad to London (average of $486). Flying from Islamabad to London in August is currently the most expensive (average of $744). 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

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Alternative routes for Islamabad to London

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

Top 6 airlines flying from Islamabad to London

Discover the top 6 airlines that operate flights from Islamabad to London. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapest$594Average$956FlexibilityNo cancel feeOn-time86%
Turkish AirlinesCheapest$627Average$823FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$670Average$809FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$700Average$949FlexibilityNo cancel feeOn-time70%
Qatar AirwaysCheapest$788Average$1,035FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$820Average$954FlexibilityNo cancel feeOn-time75%

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