Cheap flights from Islamabad to London Heathrow Airport from £280

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — LHR
10 Jul — 17 Jul1
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 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 10 June 2026.

Wed 18/1105:20
ISB
-
LHR
1 stop13h 25m
Kuwait Airways
Fri 27/1110:45
LHR
-
ISB
1 stop10h 25m
Kuwait Airways
Deal found 5/6£583
Sat 1/802:55
ISB
-
LHR
1 stop21h 35m
Multiple Airlines
Tue 25/817:10
LHR
-
ISB
3 stops41h 20m
Multiple Airlines
Deal found 5/6£591
Sun 2/809:50
ISB
-
LHR
1 stop32h 25m
Multiple Airlines
Sun 9/808:40
LHR
-
ISB
3 stops49h 50m
Multiple Airlines
Deal found 10/6£595
Sat 18/704:50
ISB
-
LHR
1 stop17h 55m
Etihad Airways
Sat 5/909:30
LHR
-
ISB
1 stop13h 55m
Etihad Airways
Deal found 9/6£598
Sun 26/719:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Thu 3/920:45
LHR
-
ISB
1 stop17h 40m
Etihad Airways
Deal found 9/6£599
Sun 19/719:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Sun 23/809:30
LHR
-
ISB
1 stop13h 55m
Etihad Airways
Deal found 8/6£600
Sun 26/719:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Sat 5/909:30
LHR
-
ISB
1 stop13h 55m
Etihad Airways
Deal found 9/6£601
Tue 7/719:45
ISB
-
LHR
1 stop21h 00m
Etihad Airways
Tue 15/921:45
LHR
-
ISB
1 stop16h 40m
Etihad Airways
Deal found 8/6£603
Tue 17/1102:00
ISB
-
LHR
1 stop15h 15m
Multiple Airlines
Wed 25/1108:50
LHR
-
ISB
1 stop28h 25m
Multiple Airlines
Deal found 5/6£603
Sat 12/902:55
ISB
-
LHR
1 stop13h 45m
Multiple Airlines
Fri 25/914:45
LHR
-
ISB
1 stop32h 40m
Multiple Airlines
Deal found 6/6£604
Tue 6/1015:30
ISB
-
LHR
1 stop19h 25m
Gulf Air
Wed 14/1010:00
LHR
-
ISB
1 stop24h 30m
Gulf Air
Deal found 5/6£608
Fri 10/719:45
ISB
-
LHR
1 stop27h 00m
Etihad Airways
Fri 21/821:45
LHR
-
ISB
1 stop16h 40m
Etihad Airways
Deal found 9/6£611

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 10 June 2026.

Round-trip from

£591

One-way from

£280

Popular in

November

Cheapest in

October

Average price

£737

Good round-trip deal

£618 or less

Good one-way deal

£382 or less
1/8-25/8
  • 1/8-25/8
  • 4 total stops
  • 62h 55m total
  • Islamabad to London
SAUDIA
  • SAUDIA
  • 9/8
  • 1 total stop
  • 13h 45m total
  • Islamabad to London
High demand for flights, 0% 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 10 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

Tue 15/9

05:05-15:10

1 stop14h 05m

London Heathrow

Tue 15/9

18:00-07:45

1 stop33h 45m

£639

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 14/8

09:15-09:50

1 stop28h 35m

London Heathrow

Sun 6/9

18:30-07:45

1 stop33h 15m

£689

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 24/7

09:25-20:15

1 stop14h 50m

London Heathrow

Fri 31/7

16:50-01:15

1 stop28h 25m

£742

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 26/6

12:00-16:15

Nonstop8h 15m

London Heathrow

Sun 28/6

19:05-08:55

2 stops33h 50m

£765

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 29/6

09:25-18:40

1 stop13h 15m

London Heathrow

Thu 16/7

16:50-01:15

1 stop28h 25m

£816
Fastest return journey

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 22/6

15:30-06:55

1 stop19h 25m

London Heathrow

Sun 29/11

21:50-14:20

1 stop11h 30m

£818

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 15/7

03:30-08:00

1 stop32h 30m

London Heathrow

Fri 31/7

12:00-07:40

2 stops15h 40m

£828

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 18/7

19:00-17:00

2 stops50h 00m

London Heathrow

Sat 5/9

06:30-07:45

1 stop21h 15m

£847

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sun 19/7

21:00-17:00

2 stops24h 00m

London Heathrow

Sat 5/9

06:30-03:35

1 stop17h 05m

£847

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 19/6

03:30-08:00

1 stop32h 30m

London Heathrow

Thu 2/7

09:30-01:50

1 stop12h 20m

£872

Flights are sorted by cheapest return flights first.

Deals found on 6/6

Showing 1-10 of 19 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?

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, October is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of £600). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of £812). 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 10 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 10 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.

Overall

8.1

Crew

8.4

Boarding

8.1

Comfort

8.0

Food

7.9

Entertainment

8.2

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

Overall

8.1

Crew

8.4

Boarding

8.1

Comfort

8.0

Food

7.9

Entertainment

8.2

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

Overall

8.1

Crew

8.4

Boarding

8.1

Comfort

8.0

Food

7.9

Entertainment

8.2

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

Overall

8.1

Crew

8.4

Boarding

8.1

Comfort

8.0

Food

7.9

Entertainment

8.2

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

Overall

8.1

Crew

8.4

Boarding

8.1

Comfort

8.0

Food

7.9

Entertainment

8.2

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

Overall

8.1

Crew

8.4

Boarding

8.1

Comfort

8.0

Food

7.9

Entertainment

8.2

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 8h 15m. 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 £287. Additional return tickets that might be worth considering are offered by SAUDIA and Kuwait Airways, with the lowest prices starting at £325 and £446, respectively. Gulf Air is currently priced 57% 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?

    £162 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 SAUDIA, with prices starting from £244 and £245, respectively.

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

    The cheapest flight price from Islamabad to London Heathrow Airport is £279. On average you can expect to pay £591. The most popular route, (Islamabad Intl - London Heathrow), can usually be booked for £599.

  • 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 Yas Waterworld, Ferrari World Abu Dhabi, and Emirates Palace Mandarin Oriental more than any other attractions. Those on a layover in Abu Dhabi interested in visiting Yas Waterworld, Ferrari World Abu Dhabi, or Emirates Palace Mandarin Oriental can do so by travelling 5.0 mi, 4.5 mi, and 21.1 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?

  • 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 £600). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of £812). 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
Wembley
Luton
Gatwick
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Kingston upon Thames
Eastbourne
Watford
Swindon
Ipswich
Poole
Guildford
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 10 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 10 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Gulf AirCheapest£287Average£590FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
SAUDIACheapest£325Average£660FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Kuwait AirwaysCheapest£446Average£627FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Etihad AirwaysCheapest£484Average£604FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£514Average£723FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest£531Average£606FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest£544Average£680FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest£585Average£712FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Pakistan International AirlinesCheapest£613Average£750FlexibilityNo cancel feeOn-time50%
Search Pakistan International Airlines 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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