What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for Islamabad to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Which layover airport has the shortest travel time from Islamabad to London Heathrow Airport?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 12h 33m.

What airlines fly to London Heathrow Airport?

Etihad Airways, Qatar Airways and Turkish Airlines are the top three most popular airlines that fly to London Heathrow Airport from Islamabad according to our data. Etihad Airways is the first choice among our users, with 30% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Islamabad to London flights?

According to our data, Pakistan International Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Islamabad and London Heathrow Airport?

Doha (DOH) was the most common stop: 41% of momondo users choosing 1-stop flights on this route connected there.

How often are flights from Islamabad to London delayed?

Historically, on average around 11% of flights between Islamabad and London have experienced a delay on any given week. The average delay length over the past 12 months has been 112 minutes.

Which layover airport has the shortest connection time from Islamabad to London Heathrow Airport?

Dubai (DXB) has the shortest average layover time for this route: 2h 18m.

How many flights depart from Islamabad to London Heathrow Airport on average per week?

As of July 2026, 2 flights take off from Islamabad and land in London Heathrow Airport each week. The most common flight departure day for this route is Fri, with 50% of weekly flights taking off on this day.

Which layover airport offers the lowest fares from Islamabad to London Heathrow Airport?

Flights via Istanbul (IST) offer the lowest average round-trip price of $834.

What is the cheapest airline that flies from Islamabad Intl to London Heathrow?

SAUDIA and Etihad Airways are the most popular carriers operating from Islamabad Intl to London Heathrow

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 were last updated today.

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

As of July 2026, there are 5 operators available to choose from 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$435 Cheap Flights from Islamabad to London Heathrow Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Islamabad to London

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:30 pm - 6:55 am

ISB

LHR

19h 25m

1 stop

10:00 am - 2:30 pm

LHR

ISB

24h 30m

1 stop

$825Gulf Air

Thu, Sep 24 - Thu, Oct 8

3:30 pm - 3:20 pm

ISB

LHR

27h 50m

1 stop

10:00 am - 2:30 pm

LHR

ISB

24h 30m

1 stop

$826Gulf Air

Mon, Sep 28 - Sun, Oct 4

3:30 pm - 6:55 am

ISB

LHR

19h 25m

1 stop

10:05 pm - 2:30 pm

LHR

ISB

12h 25m

1 stop

$827Gulf Air

Tue, Sep 22 - Mon, Sep 28

3:30 pm - 6:55 am

ISB

LHR

19h 25m

1 stop

10:05 pm - 2:30 pm

LHR

ISB

12h 25m

1 stop

$830Gulf Air

Sat, Sep 19 - Mon, Oct 5

3:30 pm - 3:20 pm

ISB

LHR

27h 50m

1 stop

10:00 am - 2:30 pm

LHR

ISB

24h 30m

1 stop

$831Gulf Air

Sat, Oct 3 - Fri, Oct 9

10:35 am - 8:30 pm

ISB

LHR

13h 55m

1 stop

9:45 pm - 6:25 pm

LHR

ISB

16h 40m

1 stop

$832Multiple Airlines

Wed, Sep 23 - Mon, Sep 28

5:15 pm - 6:45 pm

ISB

LHR

29h 30m

2 stops

7:00 pm - 6:25 pm

LHR

ISB

19h 25m

2 stops

$840Multiple Airlines

Sat, Aug 15 - Mon, Aug 31

3:30 pm - 3:20 pm

ISB

LHR

27h 50m

1 stop

9:30 am - 2:20 pm

LHR

ISB

23h 50m

1 stop

$847Gulf Air

Thu, Oct 22 - Thu, Nov 5

10:35 am - 8:30 pm

ISB

LHR

13h 55m

1 stop

8:55 pm - 6:10 pm

LHR

ISB

16h 15m

1 stop

$848Multiple Airlines

Fri, Oct 23 - Mon, Nov 9

10:35 am - 8:30 pm

ISB

LHR

13h 55m

1 stop

8:55 pm - 6:10 pm

LHR

ISB

16h 15m

1 stop

$849Multiple Airlines

Fri, Oct 23 - Tue, Nov 10

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Turkish Airlines flights from Islamabad to London Heathrow Airport

Our best Turkish Airlines deals on Islamabad to London Heathrow Airport flight tickets

Turkish Airlines

Sep 15

ISB9:15 amIslamabad Intl

11h 25m

1 stop

LHR4:40 pmLondon Heathrow

Sep 15

LHR10:40 pmLondon Heathrow

48h 55m

1 stop

ISB3:35 amIslamabad Intl

$893

Turkish Airlines

Aug 4

ISB9:15 amIslamabad Intl

15h 50m

1 stop

LHR9:05 pmLondon Heathrow

Aug 5

LHR6:30 amLondon Heathrow

45h 15m

1 stop

ISB7:45 amIslamabad Intl

$931

Gulf Air flights from Islamabad to London Heathrow Airport

Our best Gulf Air deals on Islamabad to London Heathrow Airport flight tickets

Gulf Air

Sep 24

ISB3:30 pmIslamabad Intl

19h 25m

1 stop

LHR6:55 amLondon Heathrow

Oct 8

LHR10:00 amLondon Heathrow

24h 30m

1 stop

ISB2:30 pmIslamabad Intl

$825

Gulf Air

Sep 28

ISB3:30 pmIslamabad Intl

27h 50m

1 stop

LHR3:20 pmLondon Heathrow

Oct 4

LHR10:00 amLondon Heathrow

24h 30m

1 stop

ISB2:30 pmIslamabad Intl

$826

Gulf Air

Sep 22

ISB3:30 pmIslamabad Intl

19h 25m

1 stop

LHR6:55 amLondon Heathrow

Sep 28

LHR10:05 pmLondon Heathrow

12h 25m

1 stop

ISB2:30 pmIslamabad Intl

$827

momondo Fare Finder

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 round-trip

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 9/24

3:30 pm-6:55 am

1 stop19h 25m

London Heathrow

Thu 10/8

10:00 am-2:30 pm

1 stop24h 30m

$825

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 9/28

3:30 pm-3:20 pm

1 stop27h 50m

London Heathrow

Sun 10/4

10:00 am-2:30 pm

1 stop24h 30m

$826

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 9/22

3:30 pm-6:55 am

1 stop19h 25m

London Heathrow

Mon 9/28

10:05 pm-2:30 pm

1 stop12h 25m

$827

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 9/19

3:30 pm-6:55 am

1 stop19h 25m

London Heathrow

Mon 10/5

10:05 pm-2:30 pm

1 stop12h 25m

$830

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 10/3

3:30 pm-3:20 pm

1 stop27h 50m

London Heathrow

Fri 10/9

10:00 am-2:30 pm

1 stop24h 30m

$831

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 9/23

10:35 am-8:30 pm

1 stop13h 55m

London Heathrow

Mon 9/28

9:45 pm-6:25 pm

1 stop16h 40m

$832

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 8/15

5:15 pm-6:45 pm

2 stops29h 30m

London Heathrow

Mon 8/31

7:00 pm-6:25 pm

2 stops19h 25m

$840

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Thu 10/22

3:30 pm-3:20 pm

1 stop27h 50m

London Heathrow

Thu 11/5

9:30 am-2:20 pm

1 stop23h 50m

$847

Quickest round-trip

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 10/23

10:35 am-8:30 pm

1 stop13h 55m

London Heathrow

Mon 11/9

8:55 pm-6:10 pm

1 stop16h 15m

$848

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Fri 10/23

10:35 am-8:30 pm

1 stop13h 55m

London Heathrow

Tue 11/10

8:55 pm-6:10 pm

1 stop16h 15m

$849

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Layovers

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from $910 to $1,120.
The lowest price recently found on this route was $825.

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

The month of March is, on average, the cheapest month to fly to London Heathrow Airport from Islamabad, with most prices found around $805. If you’re not able to fly to London Heathrow Airport in March, then October is your next best option. Flight prices from Islamabad to London Heathrow Airport during October average around $808.

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

Our data shows that Sunday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,006. The most expensive day to fly to London Heathrow Airport is Wednesday, with ticket prices averaging around $1,148.

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 from Islamabad 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 $921 when searching weeks out. 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 $654 on momondo.

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

There are 2 cabin classes available to choose from on Islamabad to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Islamabad to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Islamabad to London Heathrow Airport.

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

As of July 2026, prices for Islamabad to London Heathrow Airport flights are approximately 16% 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 round-trip 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	$522
Fastest flight time	8h 40m
Direct flights	Mon, Thu and Sat

The best one-way flight to London Heathrow Airport from Islamabad in the past 72 hours is $522. The best round-trip flight deal from Islamabad to London Heathrow Airport found on momondo in the last 72 hours is $1,006.

The fastest flight from Islamabad to London Heathrow Airport takes 8h 40m

Direct flights go from Islamabad to London Heathrow Airport on Monday, Thursday and Saturday. The only airline offering direct flights is Pakistan International Airlines.

Search flight deals

Frequently asked questions about flying from Islamabad to London Heathrow Airport

How far is Islamabad Intl to London Heathrow by plane?
Islamabad Intl and London Heathrow are 3760.9 mi apart from one another. By plane, this route typically takes 8h 40m.
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 were last updated today.
How many operators does momondo search for flights from Islamabad Intl Airport to London Heathrow Airport?
As of July 2026, there are 5 operators available to choose from 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Islamabad to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Islamabad to London Heathrow Airport is Boeing 777-200/200ER (51.05% of total bookings). The next most popular plane model is Boeing 777 (48.95%).
What is the most popular airline from Islamabad to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Islamabad to London Heathrow Airport is Qatar Airways (28% of total bookings). The next most popular airlines are Turkish Airlines (27%), Etihad Airways (21%), and Emirates (14%).

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
Etihad Airways	PriceFrom $533	Free Cancellation	Rating 7.3 1,490 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $676	Free Cancellation	Rating 7.4 4,451 reviews	Search Turkish Airlines flights
Emirates	PriceFrom $747	Free Cancellation	Rating 8.1 3,636 reviews	Search Emirates flights
Qatar Airways	PriceFrom $799	Free Cancellation	Rating 7.3 3,743 reviews	Search Qatar Airways flights
Pakistan International Airlines	PriceFrom $845	Free Cancellation	Rating 6.6 54 reviews	Search Pakistan International Airlines flights

Pakistan International Airlines Flights From Islamabad to London Heathrow Airport
Pakistan International Airlines operates around 2 flights from Islamabad to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $1,032, but momondo users have found Pakistan International Airlines deals from Islamabad to London Heathrow Airport from as low as $845 round-trip. Pakistan International Airlines has been scored 6.6/10 in 54 reviews.

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Islamabad to London. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Islamabad to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Islamabad. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Islamabad to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Islamabad to London from $435

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 9/30. 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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Turkish Airlines flights from Islamabad to London Heathrow Airport

Our best Turkish Airlines deals on Islamabad to London Heathrow Airport flight tickets

Gulf Air flights from Islamabad to London Heathrow Airport

Our best Gulf Air deals on Islamabad to London Heathrow Airport flight tickets

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Use the filters below to find and compare flights from Islamabad to London Heathrow Airport that are best for you.

See travel insights to London from

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

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?

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

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

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

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

Can stopping save me money on Islamabad to London Heathrow Airport flights?

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

What is the cheapest airline that flies from Islamabad Intl to London Heathrow?

What airlines fly to London Heathrow Airport?

How often are flights from Islamabad to London delayed?

What is the most punctual flight time for Islamabad to London flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Islamabad to London flights?

Which airport is the most popular layover for flights between Islamabad and London Heathrow Airport?

Which layover airport offers the lowest fares from Islamabad to London Heathrow Airport?

Which layover airport has the shortest travel time from Islamabad to London Heathrow Airport?

Which layover airport has the shortest connection time from Islamabad to London Heathrow Airport?

How many flights depart from Islamabad to London Heathrow Airport on average per week?

When to book flights from Islamabad to London Heathrow Airport

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

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