Cheap flights from Islamabad to London from £261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islamabad to London departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

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Turkish Airlines Logo
04:50 - 21:00
ISB
-
LHR
20h 10m
1 stop
Turkish Airlines Logo
16:45 - 07:45
LHR
-
ISB
35h 00m
1 stop
£534Turkish Airlines
Thu, 30 Apr - Thu, 25 Jun
Turkish Airlines Logo
04:50 - 21:00
ISB
-
LHR
20h 10m
1 stop
Turkish Airlines Logo
06:30 - 07:45
LHR
-
ISB
45h 15m
1 stop
£535Turkish Airlines
Wed, 22 Apr - Wed, 10 Jun
Turkish Airlines Logo
04:50 - 16:50
ISB
-
LHR
16h 00m
1 stop
Turkish Airlines Logo
11:30 - 04:45
LHR
-
ISB
36h 15m
1 stop
£537Turkish Airlines
Tue, 26 May - Tue, 24 Nov
Etihad Airways Logo
04:50 - 15:05
ISB
-
LHR
14h 15m
1 stop
Etihad Airways Logo
21:45 - 18:25
LHR
-
ISB
16h 40m
1 stop
£545Etihad Airways
Sun, 7 Jun - Tue, 13 Oct
Turkish Airlines Logo
10:20 - 09:55
ISB
-
LHR
28h 35m
1 stop
Turkish Airlines Logo
06:35 - 04:45
LHR
-
ISB
41h 10m
1 stop
£547Turkish Airlines
Sat, 28 Feb - Fri, 6 Mar
Turkish Airlines Logo
09:15 - 11:40
ISB
-
LHR
30h 25m
1 stop
Turkish Airlines Logo
16:45 - 07:45
LHR
-
ISB
35h 00m
1 stop
£548Turkish Airlines
Sat, 25 Apr - Thu, 24 Sep
Turkish Airlines Logo
04:50 - 09:35
ISB
-
LHR
32h 45m
1 stop
Turkish Airlines Logo
13:15 - 03:20
LHR
-
ISB
34h 05m
1 stop
£549Turkish Airlines
Fri, 8 May - Sat, 20 Jun
Etihad Airways Logo
04:50 - 12:45
ISB
-
LHR
11h 55m
1 stop
Etihad Airways Logo
09:30 - 03:25
LHR
-
ISB
13h 55m
1 stop
£554Etihad Airways
Mon, 8 Jun - Fri, 9 Oct
Turkish Airlines Logo
09:15 - 09:35
ISB
-
LHR
28h 20m
1 stop
Turkish Airlines Logo
18:25 - 07:45
LHR
-
ISB
33h 20m
1 stop
£564Turkish Airlines
Sat, 16 May - Sat, 20 Jun
Turkish Airlines Logo
06:15 - 16:00
ISB
-
LHR
14h 45m
1 stop
Turkish Airlines Logo
11:10 - 07:45
LHR
-
ISB
40h 35m
1 stop
£565Turkish Airlines
Mon, 9 Mar - Thu, 2 Apr

Gulf Air flights from Islamabad to London Heathrow Airport

Our best Gulf Air deals on Islamabad to London Heathrow Airport flight tickets
Gulf Air
9 Mar
ISB15:10Islamabad Intl
20h 25m
1 stop
LHR06:35London Heathrow
3 Apr
LHR22:05London Heathrow
12h 25m
1 stop
ISB14:30Islamabad Intl
£581
Gulf Air
12 Mar
ISB15:10Islamabad Intl
28h 35m
1 stop
LHR14:45London Heathrow
3 Apr
LHR22:05London Heathrow
12h 25m
1 stop
ISB14:30Islamabad Intl
£607
Gulf Air
14 Mar
ISB15:10Islamabad Intl
20h 25m
1 stop
LHR06:35London Heathrow
3 Apr
LHR22:05London Heathrow
12h 25m
1 stop
ISB14:30Islamabad Intl
£610

Turkish Airlines flights from Islamabad to London Heathrow Airport

Our best Turkish Airlines deals on Islamabad to London Heathrow Airport flight tickets
Turkish Airlines
30 Apr
ISB04:50Islamabad Intl
20h 10m
1 stop
LHR21:00London Heathrow
25 Jun
LHR16:45London Heathrow
35h 00m
1 stop
ISB07:45Islamabad Intl
£534
Turkish Airlines
22 Apr
ISB04:50Islamabad Intl
20h 10m
1 stop
LHR21:00London Heathrow
10 Jun
LHR06:30London Heathrow
45h 15m
1 stop
ISB07:45Islamabad Intl
£535
Turkish Airlines
26 May
ISB04:50Islamabad Intl
16h 00m
1 stop
LHR16:50London Heathrow
24 Nov
LHR11:30London Heathrow
36h 15m
1 stop
ISB04:45Islamabad Intl
£537

momondo Fare Finder

 
Customise your flight search to find flights from Islamabad to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 31 January 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

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 30/4

04:50-21:00

1 stop20h 10m

London Heathrow

Thu 25/6

16:45-07:45

1 stop35h 00m

£534

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 22/4

04:50-21:00

1 stop20h 10m

London Heathrow

Wed 10/6

06:30-07:45

1 stop45h 15m

£535

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 26/5

04:50-16:50

1 stop16h 00m

London Heathrow

Tue 24/11

11:30-04:45

1 stop36h 15m

£537

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sun 7/6

04:50-15:05

1 stop14h 15m

London Heathrow

Tue 13/10

21:45-18:25

1 stop16h 40m

£545

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 28/2

10:20-09:55

1 stop28h 35m

London Heathrow

Fri 6/3

06:35-04:45

1 stop41h 10m

£547

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 25/4

09:15-11:40

1 stop30h 25m

London Heathrow

Thu 24/9

16:45-07:45

1 stop35h 00m

£548

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 8/5

04:50-09:35

1 stop32h 45m

London Heathrow

Sat 20/6

13:15-03:20

1 stop34h 05m

£549

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 8/6

04:50-12:45

1 stop11h 55m

London Heathrow

Fri 9/10

09:30-03:25

1 stop13h 55m

£554

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 16/5

09:15-09:35

1 stop28h 20m

London Heathrow

Sat 20/6

18:25-07:45

1 stop33h 20m

£564

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 9/3

06:15-16:00

1 stop14h 45m

London Heathrow

Thu 2/4

11:10-07:45

1 stop40h 35m

£565

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Islamabad to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Islamabad to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £584. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Islamabad averaging around £590.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Islamabad is on a Monday. momondo users have found tickets for Monday departures for as low as £641. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Wednesday is £668.

What is the cheapest Islamabad Intl to London Heathrow flight route?

Fly from Islamabad Intl to London Heathrow for the best Islamabad Intl - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Islamabad when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £661 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Islamabad for as low as £518 on momondo.

What cabin class options are available on Islamabad Intl to London Heathrow flights?

There is only 1 cabin class available to choose from on Islamabad Intl to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Islamabad to London Heathrow Airport flight prices changed over time?

As of January 2026, prices for Islamabad to London Heathrow Airport flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Islamabad to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Islamabad to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Islamabad to London Heathrow Airport (ISB to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islamabad to London Heathrow Airport

Best price found

£345

Fastest flight time

8h 25m

Direct flights

Mon, Thu and Sat
The best one-way flight to London Heathrow Airport from Islamabad in the past 72 hours is £345. The best return flight deal from Islamabad to London Heathrow Airport found on momondo in the last 72 hours is £430.
The fastest flight from Islamabad to London Heathrow Airport takes 8h 25m
Direct flights go from Islamabad to London Heathrow Airport on Monday, Thursday and Saturday. Airline offering direct flights is Pakistan International Airlines..
  • How far is Islamabad Intl to London Heathrow by plane?

    A flight from Islamabad Intl to London Heathrow will travel around 3760.9 mi. A reasonable flight in good conditions will take 8h 25m.

  • When did momondo last update prices for flights from Islamabad Intl Airport to London Heathrow Airport?

    Prices for flights from Islamabad Intl Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Islamabad Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from Islamabad Intl Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islamabad Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Islamabad to London Heathrow Airport?

  • What is the most popular airline from Islamabad to London Heathrow Airport?

Best airlines flying from Islamabad to London Heathrow Airport

Compare and see reviews for airlines that fly from Islamabad to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Gulf AirPriceFrom £280Free CancellationRating
7.2
225 reviews
Search Gulf Air flights
SAUDIAPriceFrom £303Free CancellationRating
7.4
657 reviews
Search SAUDIA flights
Pakistan International AirlinesPriceFrom £337Free CancellationRating
6.4
52 reviews
Search Pakistan International Airlines flights
Kuwait AirwaysPriceFrom £436Free CancellationRating
7.2
329 reviews
Search Kuwait Airways flights
Etihad AirwaysPriceFrom £483Free CancellationRating
7.3
1,378 reviews
Search Etihad Airways flights
British AirwaysPriceFrom £488Free CancellationRating
6.7
7,706 reviews
Search British Airways flights
Qatar AirwaysPriceFrom £504Free CancellationRating
7.4
3,728 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom £510Free CancellationRating
7.3
4,210 reviews
Search Turkish Airlines flights
EmiratesPriceFrom £600Free CancellationRating
8.1
3,491 reviews
Search Emirates flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Hayes
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Swanage
Folkestone

Why use momondo?

Why should I use momondo to find a flight deal from Islamabad to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Islamabad.

Can I find flights from Islamabad to London with flexible booking policies on momondo?

Flights from Islamabad to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Islamabad to London?

Once you have performed a search for Islamabad to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Islamabad to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Islamabad to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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