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

Wednesday 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.

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

Doha (DOH) was the most common stop: 53% 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 71 minutes.

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

As of May 2026, 1 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 100% of weekly flights taking off on this day.

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.

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 $773.

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.

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

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

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

Qatar Airways, SAUDIA, and Gulf Air are the most popular carriers operating from Islamabad Intl to London Heathrow

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

Flights connecting via Dubai (DXB) have the shortest average one-way travel time: 13h 20m.

What airlines fly to London Heathrow Airport?

Qatar Airways, Etihad Airways and Turkish Airlines are the top three most popular airlines that fly to London Heathrow Airport from Islamabad according to our data. Qatar Airways is the first choice among our users, with 35% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 4 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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 May 2026, there are 4 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.

$385 Cheap Flights from Islamabad to London Heathrow Airport in 2026

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Find the cheapest flights from Islamabad to London

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Enter your travel dates to find the best prices.

5:05 am - 3:10 pm

ISB

LHR

14h 05m

1 stop

6:30 pm - 7:45 am

LHR

ISB

33h 15m

1 stop

$703Turkish Airlines

Mon, Jun 29 - Mon, Jun 29

5:05 am - 3:10 pm

ISB

LHR

14h 05m

1 stop

6:30 pm - 7:45 am

LHR

ISB

33h 15m

1 stop

$726Turkish Airlines

Mon, Jul 6 - Mon, Jul 6

9:15 am - 10:25 pm

ISB

LHR

17h 10m

1 stop

4:45 pm - 7:45 am

LHR

ISB

35h 00m

1 stop

$760Turkish Airlines

Wed, Jul 1 - Thu, Jul 9

5:05 am - 9:05 pm

ISB

LHR

20h 00m

1 stop

11:20 am - 3:35 am

LHR

ISB

36h 15m

1 stop

$762Turkish Airlines

Mon, May 25 - Wed, Jun 24

5:05 am - 9:05 pm

ISB

LHR

20h 00m

1 stop

11:20 am - 3:35 am

LHR

ISB

36h 15m

1 stop

$763Turkish Airlines

Mon, May 25 - Wed, Jun 24

5:05 am - 3:10 pm

ISB

LHR

14h 05m

1 stop

10:40 pm - 3:35 am

LHR

ISB

48h 55m

1 stop

$764Turkish Airlines

Tue, Sep 15 - Tue, Sep 15

5:05 am - 10:25 pm

ISB

LHR

21h 20m

1 stop

11:20 am - 3:35 am

LHR

ISB

36h 15m

1 stop

$766Turkish Airlines

Tue, May 26 - Tue, Jun 2

9:15 am - 4:40 pm

ISB

LHR

11h 25m

1 stop

6:00 pm - 7:45 am

LHR

ISB

33h 45m

1 stop

$778Turkish Airlines

Sat, Jul 25 - Tue, Aug 4

5:35 am - 2:45 pm

ISB

LHR

13h 10m

1 stop

11:45 am - 4:35 am

LHR

ISB

12h 50m

1 stop

$783Kuwait Airways

Mon, Sep 14 - Sun, Oct 4

9:15 am - 9:05 pm

ISB

LHR

15h 50m

1 stop

4:45 pm - 7:45 am

LHR

ISB

35h 00m

1 stop

$786Turkish Airlines

Mon, Jun 22 - Sat, Jun 27

Turkish Airlines flights from Islamabad to London Heathrow Airport

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

Turkish Airlines

Jun 29

ISB5:05 amIslamabad Intl

14h 05m

1 stop

LHR3:10 pmLondon Heathrow

Jun 29

LHR6:30 pmLondon Heathrow

33h 15m

1 stop

ISB7:45 amIslamabad Intl

$703

Turkish Airlines

Jul 6

ISB5:05 amIslamabad Intl

14h 05m

1 stop

LHR3:10 pmLondon Heathrow

Jul 6

LHR6:30 pmLondon Heathrow

33h 15m

1 stop

ISB7:45 amIslamabad Intl

$726

Turkish Airlines

Jul 1

ISB9:15 amIslamabad Intl

17h 10m

1 stop

LHR10:25 pmLondon Heathrow

Jul 9

LHR4:45 pmLondon Heathrow

35h 00m

1 stop

ISB7:45 amIslamabad Intl

$760

Kuwait Airways flights from Islamabad to London Heathrow Airport

Our best Kuwait Airways deals on Islamabad to London Heathrow Airport flight tickets

Kuwait Airways

Sep 14

ISB5:35 amIslamabad Intl

13h 10m

1 stop

LHR2:45 pmLondon Heathrow

Oct 4

LHR11:45 amLondon Heathrow

12h 50m

1 stop

ISB4:35 amIslamabad Intl

$783

Kuwait Airways

Jul 31

ISB5:35 amIslamabad Intl

13h 10m

1 stop

LHR2:45 pmLondon Heathrow

Aug 23

LHR11:45 amLondon Heathrow

12h 50m

1 stop

ISB4:35 amIslamabad Intl

$847

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

Mon 6/29

5:05 am-3:10 pm

1 stop14h 05m

London Heathrow

Mon 6/29

6:30 pm-7:45 am

1 stop33h 15m

$703

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 7/6

5:05 am-3:10 pm

1 stop14h 05m

London Heathrow

Mon 7/6

6:30 pm-7:45 am

1 stop33h 15m

$726

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Wed 7/1

9:15 am-10:25 pm

1 stop17h 10m

London Heathrow

Thu 7/9

4:45 pm-7:45 am

1 stop35h 00m

$760

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 5/25

5:05 am-9:05 pm

1 stop20h 00m

London Heathrow

Wed 6/24

11:20 am-3:35 am

1 stop36h 15m

$762

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 5/25

5:05 am-9:05 pm

1 stop20h 00m

London Heathrow

Wed 6/24

11:20 am-3:35 am

1 stop36h 15m

$763

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 9/15

5:05 am-3:10 pm

1 stop14h 05m

London Heathrow

Tue 9/15

10:40 pm-3:35 am

1 stop48h 55m

$764

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Tue 5/26

5:05 am-10:25 pm

1 stop21h 20m

London Heathrow

Tue 6/2

11:20 am-3:35 am

1 stop36h 15m

$766

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Sat 7/25

9:15 am-4:40 pm

1 stop11h 25m

London Heathrow

Tue 8/4

6:00 pm-7:45 am

1 stop33h 45m

$778

Quickest round-trip

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 9/14

5:35 am-2:45 pm

1 stop13h 10m

London Heathrow

Sun 10/4

11:45 am-4:35 am

1 stop12h 50m

$783

IslamabadLondon

ISB - LHR

ISBLHR

Islamabad Intl

Mon 6/22

9:15 am-9:05 pm

1 stop15h 50m

London Heathrow

Sat 6/27

4:45 pm-7:45 am

1 stop35h 00m

$786

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

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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?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Islamabad, with most prices found around $801. If you’re not able to fly to London Heathrow Airport in October, then March is your next best option. Flight prices from Islamabad to London Heathrow Airport during March average around $805.

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

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,391. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,723.

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 $904 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 $672 on momondo.

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

As of May 2026, prices for Islamabad to London Heathrow Airport flights are approximately 8% 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	$919
Fastest flight time	25h 20m
Direct flights	Mon, Thu and Sat

The best one-way flight to London Heathrow Airport from Islamabad in the past 72 hours is $919. The best round-trip flight deal from Islamabad to London Heathrow Airport found on momondo in the last 72 hours is $1,351.

The fastest flight from Islamabad to London Heathrow Airport takes 25h 20m

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 25h 20m.
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 May 2026, there are 4 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 (56.88% of total bookings). The next most popular plane model is Boeing 777-200/200ER (43.12%).
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 (37% of total bookings). The next most popular airlines are Etihad Airways (25%), Turkish Airlines (24%), 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 1,434 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $665	Free Cancellation	Rating 7.4 4,356 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $749	Free Cancellation	Rating 7.4 3,729 reviews	Search Qatar Airways flights
Emirates	PriceFrom $851	Free Cancellation	Rating 8.1 3,570 reviews	Search Emirates flights

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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 $385

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 5/15. 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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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?

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

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

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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