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Cheap flights from Islamabad to London Heathrow Airport from £278

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — LHR
28 May — 4 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Islamabad Intl to London Heathrow are usually found in October or March, booked 88 days in advance, depart on a Friday or Wednesday and return on a Sunday

Cheap flight deals from Islamabad to Heathrow

Enter your travel dates to find the best prices.

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 28 April 2026.

Fri 26/605:35
ISB
-
LHR
1 stop13h 10m
Kuwait Airways
Sun 27/911:45
LHR
-
ISB
1 stop12h 50m
Kuwait Airways
Deal found 27/4£545
Thu 9/705:05
ISB
-
LHR
1 stop14h 55m
Turkish Airlines
Thu 9/718:30
LHR
-
ISB
1 stop33h 15m
Turkish Airlines
Deal found 24/4£546
Thu 20/809:15
ISB
-
LHR
1 stop17h 10m
Turkish Airlines
Fri 21/818:30
LHR
-
ISB
1 stop33h 15m
Turkish Airlines
Deal found 23/4£549
Wed 24/605:05
ISB
-
LHR
1 stop14h 05m
Turkish Airlines
Wed 24/618:30
LHR
-
ISB
1 stop33h 15m
Turkish Airlines
Deal found 25/4£563
Tue 15/905:05
ISB
-
LHR
1 stop15h 35m
Turkish Airlines
Tue 15/922:40
LHR
-
ISB
1 stop48h 55m
Turkish Airlines
Deal found 23/4£564
Mon 4/515:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Thu 7/510:00
LHR
-
ISB
1 stop24h 30m
Gulf Air
Deal found 24/4£572
Fri 8/515:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Mon 1/622:05
LHR
-
ISB
1 stop12h 25m
Gulf Air
Deal found 24/4£574
Thu 7/515:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Sun 10/522:05
LHR
-
ISB
1 stop12h 25m
Gulf Air
Deal found 25/4£574
Fri 8/515:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Fri 15/522:05
LHR
-
ISB
1 stop12h 25m
Gulf Air
Deal found 26/4£575
Thu 21/515:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Thu 28/522:05
LHR
-
ISB
1 stop12h 25m
Gulf Air
Deal found 23/4£576
Sat 16/515:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Wed 3/622:05
LHR
-
ISB
1 stop12h 25m
Gulf Air
Deal found 24/4£577
Mon 13/702:55
ISB
-
LHR
1 stop13h 45m
SAUDIA
Tue 14/716:15
LHR
-
ISB
1 stop35h 50m
SAUDIA
Deal found 26/4£577

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 28 April 2026.

Round-trip from

£545

One-way from

£278

Popular in

November

Cheapest in

October

Average price

£793

Good round-trip deal

£811 or less

Good one-way deal

£492 or less
Kuwait Airways
  • Kuwait Airways
  • 26/6-27/9
  • 2 total stops
  • 26h 00m total
  • Islamabad to London
Search Deals
Kuwait Airways
  • Kuwait Airways
  • 7/9
  • 1 total stop
  • 13h 10m total
  • Islamabad to London
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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

 
Customise 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 858,174 searches. Data last updated 28 April 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 return flight

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 18/8

05:05-15:10

1 stop14h 05m

London Heathrow

Wed 9/9

16:45-07:45

1 stop35h 00m

£599

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 26/5

05:05-21:05

1 stop20h 00m

London Heathrow

Tue 24/11

06:35-08:50

1 stop45h 15m

£599

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 2/7

05:05-16:40

1 stop15h 35m

London Heathrow

Fri 10/7

18:30-07:45

1 stop33h 15m

£600

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 8/6

10:40-18:00

1 stop35h 20m

London Heathrow

Thu 20/8

08:25-01:50

1 stop13h 25m

£626

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 11/5

04:50-07:00

1 stop30h 10m

London Heathrow

Tue 22/9

09:30-03:25

1 stop13h 55m

£636

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 11/5

19:45-07:00

1 stop15h 15m

London Heathrow

Wed 23/9

21:45-18:25

1 stop16h 40m

£636
Fastest return journey

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 10/6

10:40-20:25

1 stop13h 45m

London Heathrow

Wed 17/6

09:30-01:50

1 stop12h 20m

£636

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 9/5

03:05-12:25

1 stop13h 20m

London Heathrow

Mon 21/9

22:15-07:30

1 stop29h 15m

£708

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 9/5

03:05-12:25

1 stop13h 20m

London Heathrow

Fri 18/9

14:25-01:15

1 stop30h 50m

£708

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 23/6

02:55-20:30

1 stop21h 35m

London Heathrow

Sun 26/7

10:00-08:05

1 stop18h 05m

£710

Flights are sorted by cheapest return flights first.

Deals found on 24/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 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 Islamabad to London Heathrow Airport

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

To ensure you get the cheapest price possible for a flight from Islamabad to London Heathrow Airport, you should look to book at least 87 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 Islamabad to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of £591). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of £804). 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 28 April 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 for a return flight 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 28 April 2026.
Get a feel of what it's like to fly with Emirates,Qatar Airways, andTurkish Airlines from Islamabad to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Crew

8.3

Food

7.9

Comfort

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Emirates
8.1
Very Good
3,568 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Crew

8.3

Food

7.9

Comfort

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Qatar Airways
7.4
Good
3,725 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Crew

8.3

Food

7.9

Comfort

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Turkish Airlines
7.4
Good
4,337 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Crew

8.3

Food

7.9

Comfort

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Etihad Airways
7.3
Good
1,433 reviews
Emirates
8.1
Very Good
3,568 reviews
Check prices

Entertainment

8.2

Boarding

8.1

Crew

8.3

Food

7.9

Comfort

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights

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 9 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?

    Departing from Islamabad to London Heathrow Airport will take you 14h 05m. The distance between Islamabad and London Heathrow Airport is about 3758 mi. This flight may include one or multiple stops.

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

    Flying on Gulf Air is currently your cheapest option to London Heathrow Airport, with prices starting at £271. Additional return tickets that might be worth considering are offered by SAUDIA and British Airways, with the lowest prices starting at £306 and £431, respectively. Gulf Air is currently priced 59% below the average price you’ll pay for this route.

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

    £160 is the cheapest one-way deal found within the past few days, from Azerbaijan Airlines. You may also be able to find cheap deals on Etihad Airways and British Airways, with prices starting from £238 and £241, respectively.

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

    The cheapest flight price from Islamabad to London Heathrow Airport is £398. On average you can expect to pay £732. The most popular route, (Islamabad Intl - London Heathrow), can usually be booked for £546.

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

    Islamabad to London Heathrow Airport flights have a stopover in Doha most often. Doha is followed by Jeddah in terms of the most popular stopover location on flights from Islamabad to London Heathrow Airport. Abu Dhabi ranks third in terms of the most popular layover location on Islamabad to London Heathrow Airport flights.

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

    Abu Dhabi travellers tend to visit Emirates Palace, Yas Waterworld, and Ferrari World Abu Dhabi more than any other attractions. Those on a layover in Abu Dhabi interested in visiting Emirates Palace, Yas Waterworld, or Ferrari World Abu Dhabi can do so by travelling 21.1 mi, 5.0 mi, and 4.5 mi, respectively from Abu Dhabi Zayed Intl. Travellers can hire a car at Abu Dhabi Zayed Intl for an average daily rate of £13 to make sightseeing during their stopover a little easier.

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

    The least popular stopover on flights from Islamabad to London Heathrow Airport is Istanbul. Dubai is the second least popular location for stopovers on flights from Islamabad to London Heathrow Airport.

  • 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 holiday 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, October is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of £591). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of £804). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Fly from Islamabad to Heathrow on these airlines

Choose from the following airlines for your flight from Islamabad to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 28 April 2026.
Etihad Airways flights from Islamabad Intl to London Heathrow
Qatar Airways flights from Islamabad Intl to London Heathrow
British Airways flights from Islamabad Intl to London Heathrow

Top 9 airlines flying from Islamabad to Heathrow

Discover the top 9 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 858,174 searches. Data last updated 28 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Gulf AirCheapest£271Average£593FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
SAUDIACheapest£306Average£617FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
British AirwaysCheapest£431Average£650FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Kuwait AirwaysCheapest£441Average£621FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Etihad AirwaysCheapest£478Average£590FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£510Average£711FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest£512Average£596FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Pakistan International AirlinesCheapest£569Average£808FlexibilityNo cancel feeOn-time50%
Search Pakistan International Airlines flights
EmiratesCheapest£578Average£705FlexibilityNo cancel feeOn-time75%
Search Emirates 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 Islamabad to Heathrow?

Cheapflights helps you search for flights from Islamabad to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Islamabad to Heathrow for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Islamabad to Heathrow flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Islamabad to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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