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$428+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — LON
Sep 10 — Sep 171
Thu 9/10
Thu 9/17
1 adult, Economy
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Cheapflights Tip: The best prices from Islamabad Intl to London are usually found in December or October, booked 70 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

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 August 11, 2026.

This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:30 pm -
1 stop14h 00m
Tue 9/159:35 am -
1 stop12h 50m
Deal found 8/10$791
This Trip.com deal was found by Cheapflights users on 8/8. 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 12/910:30 am -
1 stop14h 50m
Wed 1/137:20 pm -
1 stop26h 55m
Deal found 8/8$795
This Trip.com deal was found by Cheapflights users on 8/8. 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.
Mon 9/149:50 am -
1 stop32h 25m
Tue 9/296:30 pm -
2 stops40h 00m
Deal found 8/8$796
This Trip.com deal was found by Cheapflights users on 8/10. 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 11/1512:45 am -
1 stop18h 30m
Mon 11/301:55 pm -
1 stop32h 20m
Deal found 8/10$797
This Booking.com deal was found by Cheapflights users on 8/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:30 pm -
1 stop14h 00m
Wed 9/238:45 pm -
1 stop17h 40m
Deal found 8/9$817
This Gotogate deal was found by Cheapflights users on 8/10. 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.
Thu 9/177:45 pm -
1 stop21h 00m
Tue 9/229:30 am -
1 stop13h 55m
Deal found 8/10$820
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:30 pm -
1 stop27h 50m
Mon 10/1910:00 am -
1 stop24h 30m
Deal found 8/9$824
This FlightHub deal was found by Cheapflights users on 8/6. 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.
Mon 9/283:30 pm -
1 stop27h 50m
Sun 10/410:00 am -
1 stop24h 30m
Deal found 8/6$826
This FlightHub deal was found by Cheapflights users on 8/11. 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.
Thu 9/243:30 pm -
1 stop19h 25m
Thu 10/810:00 am -
1 stop24h 30m
Deal found 8/11$827
This Booking.com deal was found by Cheapflights users on 8/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:45 pm -
1 stop23h 20m
Wed 9/302:45 pm -
1 stop23h 40m
Deal found 8/10$828
This Justfly.com deal was found by Cheapflights users on 8/6. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:30 pm -
1 stop27h 50m
Fri 10/910:00 am -
1 stop24h 30m
Deal found 8/6$831

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 August 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$791
(Expedia)

One-way from

$428
(Kiwi.com)

Popular in

November

Cheapest in

December

Average price

$937

Good round-trip deal

$894 or less

Good one-way deal

$452 or less
Provider with most accurate pricing for Islamabad Intl-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Islamabad Intl-London (LON) flights.
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From Islamabad Intl to London (LON)
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One-way flight from Islamabad Intl to London (LON)
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 0% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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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).
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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 August 11, 2026.
Use the filters below to find and compare flights from Islamabad to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Mon 9/28

3:30 pm-3:20 pm

1 stop27h 50m

London Heathrow

Sun 10/4

10:00 am-2:30 pm

1 stop24h 30m

$826

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Tue 12/22

3:10 pm-6:35 am

1 stop20h 25m

London Heathrow

Wed 1/13

9:30 am-2:20 pm

1 stop23h 50m

$897

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Mon 12/21

3:10 pm-2:45 pm

1 stop28h 35m

London Heathrow

Fri 1/8

9:30 am-2:20 pm

1 stop23h 50m

$897

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Thu 12/17

3:10 pm-2:45 pm

1 stop28h 35m

London Heathrow

Sun 1/10

9:30 am-2:20 pm

1 stop23h 50m

$897

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Tue 9/15

4:50 am-6:45 pm

1 stop17h 55m

London Heathrow

Tue 9/15

8:45 pm-6:25 pm

1 stop17h 40m

$915

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Wed 9/9

9:25 am-8:00 am

1 stop26h 35m

London Heathrow

Tue 9/15

9:30 am-1:50 am

1 stop12h 20m

$1,039
Quickest round-trip

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Wed 9/16

9:25 am-6:00 pm

1 stop12h 35m

London Heathrow

Wed 9/30

12:00 pm-7:40 am

2 stops15h 40m

$1,046

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Thu 9/24

9:25 am-8:25 pm

1 stop15h 00m

London Heathrow

Thu 10/8

12:00 pm-7:40 am

2 stops15h 40m

$1,046

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Fri 8/21

9:25 am-8:00 am

1 stop26h 35m

London Heathrow

Fri 9/18

9:30 am-7:40 am

1 stop18h 10m

$1,191

IslamabadLondon

ISB Islamabad Intl - LHR London Heathrow

ISBLHR

Islamabad Intl

Mon 9/14

3:30 am-1:15 pm

1 stop13h 45m

London Heathrow

Tue 9/15

9:10 pm-1:50 am

2 stops24h 40m

$1,237

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/7

Showing 1-10 of 23 resultsSorted by cheapest first
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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 August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
BudgetAirPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islamabad-London flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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

Currently, March is the cheapest month in which you can book a flight from Islamabad to London (average of $840). Flying from Islamabad to London in November is currently the most expensive (average of $1,039). 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 August 11, 2026.

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?

Airfare is below average for this route at the moment.
Islamabad to London flights typically cost between $847 and $1,088 in September.
The cheapest round-trip price found within the last 5 days was $791 on Riyadh Air (Sep 9-Sep 15).

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.

Istanbul (IST) – chosen by Cheapflights users on 39% 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.

Abu Dhabi (AUH) is the most affordable 1-stop option, with an average round-trip price of $684.

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: 11h 29m.

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 Dubai (DXB) offer the fastest connection on this route, with an average layover time of 2h 12m.

How often are flights from Islamabad to London delayed?

About 20% of weekly flights between Islamabad and London have experienced delays in the past year, with the average delay time being 146 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 at night tend to experience delays more often.

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

Sunday tends to have the lowest number of delays on this route, whereas Thursday 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, Pakistan International Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

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

The best time to book flights from Islamabad to London is 79 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.

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 August 11, 2026.
See what other customers who have flown with Emirates,Qatar Airways, andTurkish Airlines 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
3,649 reviews

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Emirates
8.1
Very good
3,649 reviews
Emirates
8.1
Very good
3,649 reviews

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Qatar Airways
7.4
Good
3,740 reviews
Emirates
8.1
Very good
3,649 reviews

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Turkish Airlines
7.4
Good
4,480 reviews
Emirates
8.1
Very good
3,649 reviews

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Etihad Airways
7.3
Good
1,502 reviews
Emirates
8.1
Very good
3,649 reviews

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
British Airways
6.7
Okay
8,156 reviews
Emirates
8.1
Very good
3,649 reviews

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative

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 21h. Gulf Air provides one of the quickest options available for as low as $857. 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?

    Etihad Airways, at $533, was found to be the cheapest airline from Islamabad to London.Alternate airlines to your destination round-trip include Turkish Airlines and Emirates. Etihad Airways is currently priced 41% 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 Emirates, which is currently one of the cheapest options available, starting at $283. Etihad Airways flights start at $339 while deals on Kuwait Airways start at $345 one-way.

  • What are the cheapest flights from Islamabad to London?

    The cheapest flight price from Islamabad to London is $460. On average you can expect to pay $764. The most popular route, (Islamabad Intl - London Heathrow), can usually be booked for $759.

  • 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, March is the cheapest month in which you can book a flight from Islamabad to London (average of $840). Flying from Islamabad to London in November is currently the most expensive (average of $1,039). 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.
Islamabad to Manchester flights
Islamabad to Heathrow flights
Karachi to Heathrow flights
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Lahore 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 August 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$533Average$808FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$676Average$835FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$747Average$938FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$799Average$1,056FlexibilityNo cancel feeOn-time68%
British AirwaysCheapest$832Average$987FlexibilityNo cancel feeOn-time70%
Pakistan International AirlinesCheapest$845Average$1,032FlexibilityNo cancel feeOn-time50%

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