Cheap flights from Islamabad to London from £260

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 17/11. 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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Cheap return flights

Etihad Airways Logo
04:30 - 12:05ISB-LHR
12h 35m1 stop
Etihad Airways Logo
08:50 - 03:10LHR-ISB
13h 20m1 stop
£537Etihad Airways
Find Deal
Tue, 18 Nov - Tue, 25 Nov
Etihad Airways Logo
04:20 - 18:45ISB-LHR
18h 25m1 stop
Etihad Airways Logo
20:55 - 18:15LHR-ISB
16h 20m1 stop
£540Etihad Airways
Find Deal
Fri, 26 Sep - Sun, 23 Nov
Etihad Airways Logo
04:20 - 18:45ISB-LHR
18h 25m1 stop
Etihad Airways Logo
20:55 - 18:25LHR-ISB
17h 30m1 stop
£541Etihad Airways
Find Deal
Fri, 26 Sep - Fri, 26 Sep
 Logo
03:30 - 21:05ISB-LHR
21h 35m1 stop
 Logo
09:30 - 14:20LHR-ISB
23h 50m1 stop
Wed, 24 Sep - Sun, 11 Jan
Etihad Airways Logo
04:30 - 06:40ISB-LHR
31h 10m1 stop
Etihad Airways Logo
20:55 - 18:15LHR-ISB
16h 20m1 stop
£543Etihad Airways
Find Deal
Sun, 30 Nov - Tue, 30 Dec
Gulf Air Logo
15:30 - 06:55ISB-LHR
19h 25m1 stop
Gulf Air Logo
10:00 - 14:30LHR-ISB
24h 30m1 stop
£551Gulf Air
Find Deal
Sat, 27 Sep - Thu, 9 Oct
Gulf Air Logo
15:30 - 06:55ISB-LHR
19h 25m1 stop
Gulf Air Logo
22:05 - 14:30LHR-ISB
12h 25m1 stop
£552Gulf Air
Find Deal
Thu, 25 Sep - Sun, 28 Sep
 Logo
03:30 - 21:05ISB-LHR
21h 35m1 stop
 Logo
09:30 - 14:20LHR-ISB
23h 50m1 stop
Wed, 24 Sep - Mon, 12 Jan
Turkish Airlines Logo
05:25 - 22:25ISB-LHR
21h 00m1 stop
Turkish Airlines Logo
17:45 - 08:50LHR-ISB
34h 05m1 stop
£574Turkish Airlines
Find Deal
Thu, 25 Sep - Fri, 5 Dec
Turkish Airlines Logo
10:20 - 21:05ISB-LHR
15h 45m1 stop
Turkish Airlines Logo
20:00 - 08:50LHR-ISB
31h 50m1 stop
£576Turkish Airlines
Find Deal
Mon, 1 Dec - Tue, 30 Dec

Etihad Airways flights from Islamabad to London Heathrow Airport

Our best Etihad Airways deals on Islamabad to London Heathrow Airport flight tickets
Etihad Airways
18 Nov
ISB04:30Islamabad Intl
12h 35m
1 stop
LHR12:05London Heathrow
25 Nov
LHR08:50London Heathrow
13h 20m
1 stop
ISB03:10Islamabad Intl
Etihad Airways
26 Sept
ISB04:20Islamabad Intl
18h 25m
1 stop
LHR18:45London Heathrow
23 Nov
LHR20:55London Heathrow
16h 20m
1 stop
ISB18:15Islamabad Intl
Etihad Airways
26 Sept
ISB04:20Islamabad Intl
18h 25m
1 stop
LHR18:45London Heathrow
26 Sept
LHR20:55London Heathrow
17h 30m
1 stop
ISB18:25Islamabad Intl

Gulf Air flights from Islamabad to London Heathrow Airport

Our best Gulf Air deals on Islamabad to London Heathrow Airport flight tickets
Gulf Air
27 Sept
ISB15:30Islamabad Intl
19h 25m
1 stop
LHR06:55London Heathrow
9 Oct
LHR10:00London Heathrow
24h 30m
1 stop
ISB14:30Islamabad Intl
Gulf Air
25 Sept
ISB15:30Islamabad Intl
19h 25m
1 stop
LHR06:55London Heathrow
28 Sept
LHR22:05London Heathrow
12h 25m
1 stop
ISB14:30Islamabad Intl
Gulf Air
23 Sept
ISB15:30Islamabad Intl
19h 25m
1 stop
LHR06:55London Heathrow
9 Oct
LHR10:00London Heathrow
24h 30m
1 stop
ISB14:30Islamabad Intl

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 14 September 2025.
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

Tue 18/11

04:30-12:05

1 stop12h 35m

London Heathrow

Tue 25/11

08:50-03:10

1 stop13h 20m

£537

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 26/9

04:20-18:45

1 stop18h 25m

London Heathrow

Sun 23/11

20:55-18:15

1 stop16h 20m

£540

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 26/9

04:20-18:45

1 stop18h 25m

London Heathrow

Fri 26/9

20:55-18:25

1 stop17h 30m

£541

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 24/9

03:30-21:05

1 stop21h 35m

London Heathrow

Sun 11/1

09:30-14:20

1 stop23h 50m

£542

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sun 30/11

04:30-06:40

1 stop31h 10m

London Heathrow

Tue 30/12

20:55-18:15

1 stop16h 20m

£543

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 27/9

15:30-06:55

1 stop19h 25m

London Heathrow

Thu 9/10

10:00-14:30

1 stop24h 30m

£551

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 25/9

15:30-06:55

1 stop19h 25m

London Heathrow

Sun 28/9

22:05-14:30

1 stop12h 25m

£552

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 24/9

03:30-21:05

1 stop21h 35m

London Heathrow

Mon 12/1

09:30-14:20

1 stop23h 50m

£554

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 25/9

05:25-22:25

1 stop21h 00m

London Heathrow

Fri 5/12

17:45-08:50

1 stop34h 05m

£574

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 1/12

10:20-21:05

1 stop15h 45m

London Heathrow

Tue 30/12

20:00-08:50

1 stop31h 50m

£576

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 typical price of a round-trip flight between Islamabad and London Heathrow Airport?

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 £571. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Islamabad averaging around £602.

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 Sunday. momondo users have found tickets for Sunday departures for as low as £1,056. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,199.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Islamabad to London Heathrow Airport in the evening for as low as £654. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £1,110 on average. Flights to London Heathrow Airport from Islamabad in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £653 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 £519 on momondo.

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

There are 4 cabin classes 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 September 2025, prices for Islamabad to London Heathrow Airport flights are approximately 12% more expensive 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

£464

Direct flights

None
The best one-way flight to London Heathrow Airport from Islamabad in the past 72 hours is £464. The best return flight deal from Islamabad to London Heathrow Airport found on momondo in the last 72 hours is £2,855.
There are no direct flights from Islamabad to London Heathrow Airport. Popular non-direct route for this connection is Islamabad Intl Airport - London Heathrow Airport.
  • 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 12h 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 £293Free CancellationRating
7.1
209 reviews
Search Gulf Air flights
Turkish AirlinesPriceFrom £474Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
Etihad AirwaysPriceFrom £494Free CancellationRating
7.4
1,250 reviews
Search Etihad Airways flights
SAUDIAPriceFrom £495Free CancellationRating
7.4
634 reviews
Search SAUDIA flights
Qatar AirwaysPriceFrom £512Free CancellationRating
7.4
3,624 reviews
Search Qatar Airways flights
British AirwaysPriceFrom £533Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
Kuwait AirwaysPriceFrom £565Free CancellationRating
7.2
306 reviews
Search Kuwait Airways flights
EmiratesPriceFrom £586Free CancellationRating
8.1
3,334 reviews
Search Emirates flights
Pakistan International AirlinesPriceFrom £666Free CancellationRating
6.2
49 reviews
Search Pakistan International Airlines flights

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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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