Cheap flights from Islamabad to London Heathrow Airport from £293

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — LHR
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags
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 Saturday or Sunday 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 29 June 2026.

Sat 26/915:30
ISB
-
LHR
1 stop27h 50m
Multiple Airlines
Sat 3/1009:30
LHR
-
ISB
1 stop28h 55m
Multiple Airlines
Deal found 27/6£618
Tue 22/915:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Wed 30/910:00
LHR
-
ISB
1 stop24h 30m
Gulf Air
Deal found 24/6£619
Wed 16/910:35
ISB
-
LHR
1 stop13h 55m
Multiple Airlines
Thu 17/918:55
LHR
-
ISB
1 stop26h 55m
Multiple Airlines
Deal found 29/6£623
Tue 22/915:30
ISB
-
LHR
1 stop19h 25m
Multiple Airlines
Wed 30/914:20
LHR
-
ISB
2 stops24h 05m
Multiple Airlines
Deal found 24/6£626
Tue 22/905:05
ISB
-
LHR
1 stop14h 55m
Turkish Airlines
Tue 22/918:30
LHR
-
ISB
1 stop33h 15m
Turkish Airlines
Deal found 29/6£627
Thu 1/1015:30
ISB
-
LHR
1 stop27h 50m
Gulf Air
Fri 9/1022:05
LHR
-
ISB
1 stop12h 25m
Gulf Air
Deal found 25/6£629
Mon 14/905:35
ISB
-
LHR
1 stop13h 10m
Kuwait Airways
Fri 13/1110:45
LHR
-
ISB
1 stop10h 25m
Kuwait Airways
Deal found 24/6£629
Tue 22/915:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Mon 16/1121:50
LHR
-
ISB
1 stop11h 30m
Gulf Air
Deal found 28/6£630
Sat 26/915:30
ISB
-
LHR
1 stop27h 50m
Gulf Air
Fri 9/1010:00
LHR
-
ISB
1 stop24h 30m
Gulf Air
Deal found 25/6£632
Sat 26/915:30
ISB
-
LHR
1 stop27h 50m
Gulf Air
Mon 16/1121:50
LHR
-
ISB
1 stop11h 30m
Gulf Air
Deal found 28/6£633
Sat 12/902:55
ISB
-
LHR
1 stop13h 45m
Multiple Airlines
Sat 14/1120:55
LHR
-
ISB
1 stop16h 20m
Multiple Airlines
Deal found 24/6£634

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 29 June 2026.

Round-trip from

£618

One-way from

£293

Popular in

November

Cheapest in

March

Average price

£751

Good round-trip deal

£758 or less

Good one-way deal

£388 or less
Etihad Airways
  • Etihad Airways
  • 26/9-3/10
  • 2 total stops
  • 56h 45m total
  • Islamabad to London
Gulf Air
  • Gulf Air
  • 22/9
  • 1 total stop
  • 27h 50m total
  • Islamabad to London
High demand for flights, 1% potential price rise
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in June 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 29 June 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

Sat 26/9

15:30-15:20

1 stop27h 50m

London Heathrow

Mon 16/11

21:50-14:20

1 stop11h 30m

£633

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 15/9

05:05-16:40

1 stop15h 35m

London Heathrow

Tue 15/9

22:40-03:35

1 stop48h 55m

£676

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sun 19/7

19:45-18:45

1 stop27h 00m

London Heathrow

Mon 7/9

20:45-18:25

1 stop17h 40m

£692

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sun 2/8

19:45-07:00

1 stop15h 15m

London Heathrow

Mon 17/8

09:30-03:25

1 stop13h 55m

£697

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 25/7

04:50-18:45

1 stop17h 55m

London Heathrow

Tue 24/11

08:50-03:10

1 stop13h 20m

£704

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 25/7

04:50-18:45

1 stop17h 55m

London Heathrow

Mon 30/11

20:55-18:15

1 stop16h 20m

£704

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 23/7

04:50-15:05

1 stop14h 15m

London Heathrow

Mon 30/11

20:55-18:15

1 stop16h 20m

£704
Fastest return journey

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 23/9

04:50-12:45

1 stop11h 55m

London Heathrow

Sat 21/11

20:55-18:15

1 stop16h 20m

£704

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 13/7

04:50-12:45

1 stop11h 55m

London Heathrow

Fri 11/9

14:45-03:25

1 stop32h 40m

£704

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 16/11

04:30-18:10

1 stop18h 40m

London Heathrow

Sat 21/11

19:20-18:15

1 stop17h 55m

£704

Flights are sorted by cheapest return flights first.

Deals found on 26/6

Showing 1-10 of 22 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 57 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, March is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of £609). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of £820). 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 29 June 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 29 June 2026.
Get a feel of what it's like to fly with Emirates,Turkish Airlines, andQatar 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.

Comfort

8.0

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

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 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 15h 35m. 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 £290. Additional return tickets that might be worth considering are offered by Kuwait Airways and Etihad Airways, with the lowest prices starting at £452 and £490, respectively. Gulf Air is currently priced 58% 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?

    £164 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 SAUDIA and Etihad Airways, with prices starting from £247 and £248, respectively.

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

    The cheapest flight price from Islamabad to London Heathrow Airport is £374. On average you can expect to pay £628. The most popular route, (Islamabad Intl - London Heathrow), can usually be booked for £597.

  • 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 Dubai?

    Dubai travellers tend to visit Burj Khalifa, LEGOLAND Dubai, and Gold Souq more than any other attractions. Those on a layover in Dubai interested in visiting Burj Khalifa, LEGOLAND Dubai, or Gold Souq can do so by travelling 6.8 mi, 32.0 mi, and 4.2 mi, respectively from Dubai Intl. Travellers can hire a car at Dubai Intl for an average daily rate of £19 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, March is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of £609). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of £820). 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
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Swindon
Eastbourne
Poole
Southall
Aylesbury
Romford

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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 29 June 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 29 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Gulf AirCheapest£290Average£598FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Kuwait AirwaysCheapest£452Average£592FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Etihad AirwaysCheapest£490Average£615FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SAUDIACheapest£526Average£669FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Turkish AirlinesCheapest£544Average£615FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest£571Average£753FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£593Average£727FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Pakistan International AirlinesCheapest£622Average£767FlexibilityNo cancel feeOn-time50%
Search Pakistan International Airlines flights
British AirwaysCheapest£644Average£694FlexibilityNo cancel feeOn-time70%
Search British Airways 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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