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Cheap flights from Karachi to London from $315

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Karachi to London departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Karachi to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Gulf Air Logo
6:50 am - 6:55 am
KHI
-
LHR
28h 05m
1 stop
Gulf Air Logo
10:00 am - 7:15 pm
LHR
-
KHI
29h 15m
1 stop
$641Gulf Air
Sat, May 9 - Mon, May 18
Gulf Air Logo
8:55 pm - 3:20 pm
KHI
-
LHR
22h 25m
1 stop
Gulf Air Logo
10:00 am - 6:00 am
LHR
-
KHI
16h 00m
1 stop
$653Gulf Air
Thu, Apr 16 - Tue, Apr 28
Gulf Air Logo
6:50 am - 3:20 pm
KHI
-
LHR
12h 30m
1 stop
Gulf Air Logo
10:05 pm - 7:15 pm
LHR
-
KHI
17h 10m
1 stop
$654Gulf Air
Fri, Apr 17 - Mon, Apr 27
Gulf Air Logo
8:55 pm - 6:55 am
KHI
-
LHR
14h 00m
1 stop
Gulf Air Logo
10:00 am - 6:00 am
LHR
-
KHI
16h 00m
1 stop
$655Gulf Air
Tue, May 12 - Tue, May 19
Gulf Air Logo
8:55 pm - 3:20 pm
KHI
-
LHR
22h 25m
1 stop
Gulf Air Logo
10:00 am - 6:00 am
LHR
-
KHI
16h 00m
1 stop
$656Gulf Air
Tue, May 5 - Tue, May 12
Gulf Air Logo
8:55 pm - 6:55 am
KHI
-
LHR
14h 00m
1 stop
Gulf Air Logo
10:05 pm - 7:15 pm
LHR
-
KHI
17h 10m
1 stop
$658Gulf Air
Mon, May 11 - Wed, Jun 10
Gulf Air Logo
8:55 pm - 3:20 pm
KHI
-
LHR
22h 25m
1 stop
Gulf Air Logo
10:05 pm - 6:00 am
LHR
-
KHI
27h 55m
1 stop
$659Gulf Air
Thu, Jun 11 - Wed, Jun 24
Gulf Air Logo
8:55 pm - 3:20 pm
KHI
-
LHR
22h 25m
1 stop
Gulf Air Logo
10:00 am - 6:00 am
LHR
-
KHI
16h 00m
1 stop
$669Gulf Air
Thu, Apr 16 - Thu, Apr 23
Gulf Air Logo
6:50 am - 3:20 pm
KHI
-
LHR
12h 30m
1 stop
Gulf Air Logo
10:05 pm - 6:00 am
LHR
-
KHI
27h 55m
1 stop
$670Gulf Air
Fri, Apr 17 - Fri, Apr 24
Gulf Air Logo
8:55 pm - 3:20 pm
KHI
-
LHR
22h 25m
1 stop
Gulf Air Logo
10:00 am - 6:00 am
LHR
-
KHI
16h 00m
1 stop
$675Gulf Air
Mon, Apr 20 - Tue, Apr 28

Gulf Air flights from Karachi to London Heathrow Airport

Our best Gulf Air deals on Karachi to London Heathrow Airport flight tickets
Gulf Air
May 9
KHI6:50 amKarachi Quaid-E-Azam Intl
28h 05m
1 stop
LHR6:55 amLondon Heathrow
May 18
LHR10:00 amLondon Heathrow
29h 15m
1 stop
KHI7:15 pmKarachi Quaid-E-Azam Intl
$641
Gulf Air
Apr 16
KHI8:55 pmKarachi Quaid-E-Azam Intl
22h 25m
1 stop
LHR3:20 pmLondon Heathrow
Apr 28
LHR10:00 amLondon Heathrow
16h 00m
1 stop
KHI6:00 amKarachi Quaid-E-Azam Intl
$653
Gulf Air
Apr 17
KHI6:50 amKarachi Quaid-E-Azam Intl
12h 30m
1 stop
LHR3:20 pmLondon Heathrow
Apr 27
LHR10:05 pmLondon Heathrow
17h 10m
1 stop
KHI7:15 pmKarachi Quaid-E-Azam Intl
$654

Turkish Airlines flights from Karachi to London Heathrow Airport

Our best Turkish Airlines deals on Karachi to London Heathrow Airport flight tickets
Turkish Airlines
May 15
KHI5:50 amKarachi Quaid-E-Azam Intl
13h 20m
1 stop
LHR3:10 pmLondon Heathrow
May 15
LHR6:30 pmLondon Heathrow
33h 35m
1 stop
KHI8:05 amKarachi Quaid-E-Azam Intl
$703
Turkish Airlines
Jul 1
KHI5:50 amKarachi Quaid-E-Azam Intl
20h 35m
1 stop
LHR10:25 pmLondon Heathrow
Jul 31
LHR10:40 pmLondon Heathrow
49h 40m
1 stop
KHI4:20 amKarachi Quaid-E-Azam Intl
$720
Turkish Airlines
May 26
KHI5:50 amKarachi Quaid-E-Azam Intl
32h 00m
1 stop
LHR9:50 amLondon Heathrow
Oct 29
LHR10:40 pmLondon Heathrow
49h 05m
1 stop
KHI4:45 amKarachi Quaid-E-Azam Intl
$768

momondo Fare Finder

 
Customize your flight search to find flights from Karachi 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 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Karachi to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Sat 5/9

6:50 am-6:55 am

1 stop28h 05m

London Heathrow

Mon 5/18

10:00 am-7:15 pm

1 stop29h 15m

$641

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Thu 4/16

8:55 pm-3:20 pm

1 stop22h 25m

London Heathrow

Tue 4/28

10:00 am-6:00 am

1 stop16h 00m

$653
Quickest round-trip

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Fri 4/17

6:50 am-3:20 pm

1 stop12h 30m

London Heathrow

Mon 4/27

10:05 pm-7:15 pm

1 stop17h 10m

$654

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Tue 5/12

8:55 pm-6:55 am

1 stop14h 00m

London Heathrow

Tue 5/19

10:00 am-6:00 am

1 stop16h 00m

$655

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Tue 5/5

8:55 pm-3:20 pm

1 stop22h 25m

London Heathrow

Tue 5/12

10:00 am-6:00 am

1 stop16h 00m

$656

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Mon 5/11

8:55 pm-6:55 am

1 stop14h 00m

London Heathrow

Wed 6/10

10:05 pm-7:15 pm

1 stop17h 10m

$658

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Thu 6/11

8:55 pm-3:20 pm

1 stop22h 25m

London Heathrow

Wed 6/24

10:05 pm-6:00 am

1 stop27h 55m

$659

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Thu 4/16

8:55 pm-3:20 pm

1 stop22h 25m

London Heathrow

Thu 4/23

10:00 am-6:00 am

1 stop16h 00m

$669

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Fri 4/17

6:50 am-3:20 pm

1 stop12h 30m

London Heathrow

Fri 4/24

10:05 pm-6:00 am

1 stop27h 55m

$670

KarachiLondon

KHI - LHR

KHILHR

Karachi Quaid-E-Azam Intl

Mon 4/20

8:55 pm-3:20 pm

1 stop22h 25m

London Heathrow

Tue 4/28

10:00 am-6:00 am

1 stop16h 00m

$675

Flights are sorted by cheapest round-trip 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 Karachi 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 Karachi and London Heathrow Airport?

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

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Karachi, with most prices found around $722. If you’re not able to fly to London Heathrow Airport in February, then March is your next best option. Flight prices from Karachi to London Heathrow Airport during March average around $723.

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 Karachi when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $781 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 Karachi for as low as $614 on momondo.

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

As of March 2026, prices for Karachi to London Heathrow Airport flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from Karachi to London Heathrow Airport

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

Cheap Karachi to London Heathrow Airport (KHI to LHR) flight deals and tips

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

Fastest flight time

14h 35m

Direct flights

None
The fastest flight from Karachi to London Heathrow Airport takes 14h 35m
There are no direct flights from Karachi to London Heathrow Airport. There are no popular flight routes from Karachi to London Heathrow Airport.
Search flight deals

  • How far is Karachi Quaid-E-Azam Intl to London Heathrow by plane?

    A flight from Karachi Quaid-E-Azam Intl to London Heathrow will travel around 3931.8 mi. Flights usually cover this in 14h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Karachi Quaid-E-Azam Intl Airport to London Heathrow Airport?

    Prices for flights from Karachi Quaid-E-Azam Intl Airport to London Heathrow Airport are updated daily.

  • How many operators does momondo search for flights from Karachi Quaid-E-Azam Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from Karachi Quaid-E-Azam Intl Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Karachi Quaid-E-Azam 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 airline from Karachi to London Heathrow Airport?

Best airlines flying from Karachi to London Heathrow Airport

Compare and see reviews for airlines that fly from Karachi to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Oman AirPriceFrom $629Free CancellationRating
8.1
118 reviews
Search Oman Air flights
Etihad AirwaysPriceFrom $666Free CancellationRating
7.3
1,430 reviews
Search Etihad Airways flights
British AirwaysPriceFrom $676Free CancellationRating
6.7
7,807 reviews
Search British Airways flights
Qatar AirwaysPriceFrom $679Free CancellationRating
7.4
3,733 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $683Free CancellationRating
7.3
4,268 reviews
Search Turkish Airlines flights
EmiratesPriceFrom $855Free CancellationRating
8.1
3,542 reviews
Search Emirates flights

Traveling to a place near London?

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Why use momondo?

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

It is quick and easy to find Karachi to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Flights from Karachi 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 Karachi to London?

Once you have performed a search for Karachi 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 Karachi to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Karachi to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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