Cheap flights from Islamabad to London Heathrow Airport from £270

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — LHR
17 May — 24 May1
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 Saturday and return on a Monday

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 17 April 2026.

Tue 19/505:05
ISB
-
LHR
1 stop14h 05m
Turkish Airlines
Tue 26/518:00
LHR
-
ISB
1 stop33h 45m
Turkish Airlines
Deal found 15/4£505
Thu 28/509:15
ISB
-
LHR
1 stop11h 25m
Turkish Airlines
Thu 4/611:20
LHR
-
ISB
1 stop36h 15m
Turkish Airlines
Deal found 13/4£508
Wed 20/505:05
ISB
-
LHR
1 stop15h 35m
Turkish Airlines
Sun 31/518:30
LHR
-
ISB
1 stop33h 15m
Turkish Airlines
Deal found 14/4£519
Thu 28/509:15
ISB
-
LHR
1 stop11h 25m
Turkish Airlines
Tue 16/618:00
LHR
-
ISB
1 stop33h 45m
Turkish Airlines
Deal found 13/4£525
Mon 18/505:05
ISB
-
LHR
1 stop20h 00m
Turkish Airlines
Sat 30/513:20
LHR
-
ISB
1 stop38h 25m
Turkish Airlines
Deal found 14/4£539
Sun 24/519:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Sun 7/620:50
LHR
-
ISB
1 stop17h 35m
Etihad Airways
Deal found 12/4£540
Sat 23/519:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Tue 26/514:45
LHR
-
ISB
1 stop23h 40m
Etihad Airways
Deal found 12/4£542
Fri 22/519:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Fri 29/520:45
LHR
-
ISB
1 stop17h 40m
Etihad Airways
Deal found 12/4£545
Mon 15/609:15
ISB
-
LHR
1 stop17h 10m
Turkish Airlines
Tue 16/611:20
LHR
-
ISB
1 stop36h 15m
Turkish Airlines
Deal found 14/4£545
Fri 22/519:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Sun 14/609:30
LHR
-
ISB
1 stop13h 55m
Etihad Airways
Deal found 12/4£546

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 17 April 2026.

Round-trip from

£505

One-way from

£270

Popular in

November

Cheapest in

October

Average price

£793

Good round-trip deal

£694 or less

Good one-way deal

£457 or less
Turkish Airlines
  • Turkish Airlines
  • 19/5-26/5
  • 2 total stops
  • 47h 50m total
  • Islamabad to London
Gulf Air
  • Gulf Air
  • 26/5
  • 1 total stop
  • 27h 50m total
  • Islamabad to London
Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from Islamabad Intl to London Heathrow.
Price to beat on a one-way flight from Islamabad Intl to London Heathrow.

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 17 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

Mon 18/5

05:05-15:10

1 stop14h 05m

London Heathrow

Sat 30/5

11:20-07:45

1 stop40h 25m

£551

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 15/6

09:15-22:25

1 stop17h 10m

London Heathrow

Mon 3/8

22:40-03:35

1 stop48h 55m

£599

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 31/7

05:05-22:25

1 stop21h 20m

London Heathrow

Fri 14/8

18:30-07:45

1 stop33h 15m

£599

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 6/5

19:45-07:00

1 stop15h 15m

London Heathrow

Fri 18/9

09:30-03:25

1 stop13h 55m

£600

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 28/7

04:50-18:45

1 stop17h 55m

London Heathrow

Fri 28/8

09:30-18:25

1 stop28h 55m

£600

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 9/5

19:45-07:00

1 stop15h 15m

London Heathrow

Mon 21/9

09:30-03:25

1 stop13h 55m

£606

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 31/7

09:15-21:05

1 stop15h 50m

London Heathrow

Sun 30/8

13:20-03:35

1 stop34h 15m

£614

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 6/5

10:40-08:00

1 stop25h 20m

London Heathrow

Wed 13/5

15:30-09:10

1 stop13h 40m

£620

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sun 28/6

05:05-09:50

1 stop32h 45m

London Heathrow

Sun 5/7

13:20-03:35

1 stop34h 15m

£627

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 30/4

10:40-08:00

1 stop25h 20m

London Heathrow

Thu 11/6

09:05-01:45

1 stop12h 40m

£641

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

Use this chart to determine the optimal time to book a return flight from Islamabad to Heathrow. Price data was last updated on 10 April 2026.

To ensure you get the cheapest price possible for a flight from Islamabad to London Heathrow Airport, you should look to book at least 88 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 17 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 17 April 2026.
Get a feel of what it's like to fly with Emirates,Qatar Airways, andEtihad Airways 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.

Boarding

8.1

Crew

8.3

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

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.

Boarding

8.1

Crew

8.3

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

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.

Boarding

8.1

Crew

8.3

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

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.

Boarding

8.1

Crew

8.3

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

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.

Boarding

8.1

Crew

8.3

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

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.

Boarding

8.1

Crew

8.3

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

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 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 £270. Additional return tickets that might be worth considering are offered by SAUDIA and Pakistan International Airlines, with the lowest prices starting at £321 and £361, 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 Qatar Airways, with prices starting from £238 and £239, respectively.

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

    The cheapest flight price from Islamabad to London Heathrow Airport is £348. On average you can expect to pay £681. The most popular route, (Islamabad Intl - London Heathrow), can usually be booked for £549.

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

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

    Abu Dhabi travellers tend to visit Etihad Towers, Emirates Palace, and Yas Waterworld more than any other attractions. Those on a layover in Abu Dhabi interested in visiting Etihad Towers, Emirates Palace, or Yas Waterworld can do so by travelling 20.8 mi, 21.1 mi, and 5.0 mi, respectively from Abu Dhabi Zayed Intl. Travellers can hire a car at Abu Dhabi Zayed Intl for an average daily rate of £16 to make sightseeing during their stopover a little easier.

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

  • 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
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Northampton
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Gatwick
Slough
Ilford
Hayes
Brentford
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Watford
Kingston upon Thames
Romford
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Swindon
Chelmsford
Ipswich
Southend-on-Sea

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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 17 April 2026.

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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Gulf AirCheapest£270Average£593FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
SAUDIACheapest£321Average£630FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Pakistan International AirlinesCheapest£361Average£752FlexibilityNo cancel feeOn-time50%
Search Pakistan International Airlines flights
British AirwaysCheapest£431Average£665FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Kuwait AirwaysCheapest£441Average£619FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Etihad AirwaysCheapest£478Average£593FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£510Average£729FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest£511Average£595FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
EmiratesCheapest£607Average£724FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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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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