HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$387+ Cheap flights from Islamabad (ISB) to Heathrow (LHR)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — LHR
Jul 29 — Aug 51
Wed 7/29
Wed 8/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islamabad to Heathrow 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 Islamabad Intl to London Heathrow are usually found in March or October, booked 58 days in advance, depart on a Thursday or Monday and return on a Wednesday

Cheap flight deals from Islamabad to Heathrow

Cheapest flights from Islamabad to Heathrow
Explore the most affordable flight options available from Islamabad to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 29, 2026.

This Priceline deal was found by Cheapflights users on 6/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:30 pm
ISB
-
LHR
1 stop27h 50m
Multiple Airlines
Sat 10/39:30 am
LHR
-
ISB
1 stop28h 55m
Multiple Airlines
Deal found 6/27$816
This Trip.com deal was found by Cheapflights users on 6/29. 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 9/1610:35 am
ISB
-
LHR
1 stop13h 55m
Multiple Airlines
Thu 9/176:55 pm
LHR
-
ISB
1 stop26h 55m
Multiple Airlines
Deal found 6/29$823
This Gulf Air deal was found by Cheapflights users on 6/25. 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 Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:30 pm
ISB
-
LHR
1 stop27h 50m
Gulf Air
Sun 10/1110:00 am
LHR
-
ISB
1 stop24h 30m
Gulf Air
Deal found 6/25$830
This Kuwait Airways deal was found by Cheapflights users on 6/24. 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 Kuwait Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:35 am
ISB
-
LHR
1 stop13h 10m
Kuwait Airways
Fri 11/1310:45 am
LHR
-
ISB
1 stop10h 25m
Kuwait Airways
Deal found 6/24$831
This Gulf Air deal was found by Cheapflights users on 6/28. 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 Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:30 pm
ISB
-
LHR
1 stop19h 25m
Gulf Air
Mon 11/169:50 pm
LHR
-
ISB
1 stop11h 30m
Gulf Air
Deal found 6/28$832
This Gulf Air deal was found by Cheapflights users on 6/25. 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 Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:30 pm
ISB
-
LHR
1 stop27h 50m
Gulf Air
Fri 10/910:00 am
LHR
-
ISB
1 stop24h 30m
Gulf Air
Deal found 6/25$835
This Gulf Air deal was found by Cheapflights users on 6/28. 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 Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:30 pm
ISB
-
LHR
1 stop27h 50m
Gulf Air
Mon 11/169:50 pm
LHR
-
ISB
1 stop11h 30m
Gulf Air
Deal found 6/28$836
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 10/25:35 am
ISB
-
LHR
1 stop13h 10m
Multiple Airlines
Thu 10/89:45 pm
LHR
-
ISB
1 stop16h 40m
Multiple Airlines
Deal found 6/25$838
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 8/47:45 pm
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Wed 8/199:45 pm
LHR
-
ISB
1 stop16h 40m
Etihad Airways
Deal found 6/25$841
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 9/262:55 am
ISB
-
LHR
1 stop21h 35m
Multiple Airlines
Thu 10/89:45 pm
LHR
-
ISB
1 stop16h 40m
Multiple Airlines
Deal found 6/25$846
This Kiwi.com deal was found by Cheapflights users on 6/29. 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.
Wed 9/1610:35 am
ISB
-
LHR
1 stop13h 55m
Multiple Airlines
Wed 9/309:45 pm
LHR
-
ISB
1 stop25h 40m
Multiple Airlines
Deal found 6/29$847
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 11/133:10 am
ISB
-
LHR
1 stop15h 35m
Multiple Airlines
Sun 11/228:55 pm
LHR
-
ISB
1 stop16h 20m
Multiple Airlines
Deal found 6/27$851

Find flight deals from Islamabad to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Islamabad (ISB) to Heathrow (LHR). 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 June 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$816
(Priceline)

One-way from

$387
(Gulf Air)

Popular in

November

Cheapest in

March

Average price

$992

Good round-trip deal

$943 or less

Good one-way deal

$570 or less
Provider with most accurate pricing for Islamabad Intl-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islamabad Intl-London Heathrow flights.
Search Deals
From Islamabad Intl to London Heathrow
Search Deals
One-way flight from Islamabad Intl to London Heathrow
Search Deals
High demand for flights, 0% potential price rise
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 June 2026
Search Deals
Price to beat on a round-trip flight from Islamabad Intl to London Heathrow.
Search Deals
Price to beat on a one-way flight from Islamabad Intl to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islamabad to Heathrow 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 June 29, 2026.
Use the filters below to find and compare flights from Islamabad to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 9/15

5:05 am-4:40 pm

1 stop15h 35m

London Heathrow

Tue 9/15

10:40 pm-3:35 am

1 stop48h 55m

$893
Quickest round-trip

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sun 8/2

7:45 pm-12:45 pm

1 stop21h 00m

London Heathrow

Thu 8/20

9:30 am-3:25 am

1 stop13h 55m

$915

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 11/16

4:30 am-6:10 pm

1 stop18h 40m

London Heathrow

Sat 11/21

7:20 pm-6:15 pm

1 stop17h 55m

$930

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 7/27

7:45 pm-3:05 pm

1 stop23h 20m

London Heathrow

Wed 8/12

8:45 pm-3:25 am

1 stop26h 40m

$955

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 7/18

4:50 am-7:00 am

1 stop30h 10m

London Heathrow

Sun 8/2

9:45 pm-6:25 pm

1 stop16h 40m

$960

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 7/18

3:05 am-4:10 pm

1 stop17h 05m

London Heathrow

Sun 7/26

7:50 pm-1:15 am

1 stop25h 25m

$981

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 7/24

9:25 am-4:10 pm

1 stop34h 45m

London Heathrow

Fri 7/31

7:50 pm-1:15 am

1 stop25h 25m

$1,006

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 8/18

5:05 am-10:25 pm

1 stop21h 20m

London Heathrow

Wed 9/9

4:45 pm-7:45 am

1 stop35h 00m

$1,045

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 7/9

9:25 am-4:10 pm

1 stop34h 45m

London Heathrow

Wed 7/22

7:50 pm-7:30 am

1 stop31h 40m

$1,091
Cheapest one-way

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 9/26

3:30 pm-3:20 pm

1 stop27h 50m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/24

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Islamabad to Heathrow

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 Heathrow in June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice 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 Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islamabad-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islamabad-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islamabad-London Heathrow Airport 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Islamabad to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of $804). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of $1,083). 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 LHR?

Find hourly flight availability from Islamabad to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 29, 2026.

When flying from Islamabad to London Heathrow Airport, 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 Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated June 29, 2026.
Peruse reviews from past customers who have flown with Emirates,Turkish Airlines, andQatar Airways from Islamabad to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,602 reviews

Entertainment

8.2

Food

7.9

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.4

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
3,602 reviews
Emirates
8.1
Very good
3,602 reviews

Entertainment

8.2

Food

7.9

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.4

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
4,428 reviews
Emirates
8.1
Very good
3,602 reviews

Entertainment

8.2

Food

7.9

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.4

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
7.3
Good
3,736 reviews
Emirates
8.1
Very good
3,602 reviews

Entertainment

8.2

Food

7.9

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.4

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
1,469 reviews
Emirates
8.1
Very good
3,602 reviews

Entertainment

8.2

Food

7.9

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.4

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
Pakistan International Airlines
6.6
Okay
52 reviews
Emirates
8.1
Very good
3,602 reviews

Entertainment

8.2

Food

7.9

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.4

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 Heathrow. 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 Heathrow?

    Islamabad Intl (ISB) is the airport you will fly out of if you book a flight from Islamabad to London Heathrow. You should not have trouble finding flights to London Heathrow from Islamabad Intl; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Islamabad airport to London Heathrow. 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 Heathrow Airport?

    There are many flights that can get you from Islamabad to London Heathrow Airport in 15h 15m. Fly via Turkish Airlines or Etihad Airways to get the fastest option. Airlines will cover a distance of 3758 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $533, Etihad Airways will fly you from Islamabad to London Heathrow Airport and back. In addition to Etihad Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Turkish Airlines and Emirates - these airlines can fly you to your destination from $665 and $747, respectively. These flights start at 41% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Azerbaijan Airlines, with whom users have recently found tickets for as low as $212. However, be on the lookout for offers from SAUDIA and Etihad Airways, as they are both options that can get you from Islamabad to London Heathrow Airport for a low price.

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

    The cheapest flight price from Islamabad to London Heathrow Airport is $530. On average you can expect to pay $1,045. The most popular route, (Islamabad Intl - London Heathrow), can usually be booked for $840.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of $804). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of $1,083). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

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 Islamabad to Heathrow

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

Top 5 airlines flying from Islamabad to Heathrow

Discover the top 5 airlines that operate flights from Islamabad to Heathrow. 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 June 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$533Average$800FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$665Average$832FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$747Average$933FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$799Average$1,052FlexibilityNo cancel feeOn-time68%
Pakistan International AirlinesCheapest$845Average$1,094FlexibilityNo cancel feeOn-time50%

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.