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Cheap flights from London Heathrow Airport to Karachi from $320

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Karachi departing on 9/5. 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 London Heathrow Airport to Karachi

Cheap round-trip flights

Enter your travel dates to find the best prices.
SAUDIA Logo
5:45 pm - 12:00 pm
LHR
-
KHI
14h 15m
1 stop
SAUDIA Logo
1:30 pm - 7:30 am
KHI
-
LHR
22h 00m
1 stop
$583SAUDIA
Wed, Apr 15 - Tue, May 5
SAUDIA Logo
4:15 pm - 12:00 pm
LHR
-
KHI
15h 45m
1 stop
SAUDIA Logo
3:15 am - 8:30 pm
KHI
-
LHR
21h 15m
1 stop
$585SAUDIA
Tue, Apr 21 - Sun, Apr 26
SAUDIA Logo
4:15 pm - 12:00 pm
LHR
-
KHI
15h 45m
1 stop
SAUDIA Logo
9:20 am - 8:30 pm
KHI
-
LHR
15h 10m
1 stop
$586SAUDIA
Tue, Apr 21 - Mon, Apr 27
SAUDIA Logo
2:40 pm - 7:30 am
LHR
-
KHI
12h 50m
1 stop
SAUDIA Logo
1:30 pm - 7:30 am
KHI
-
LHR
22h 00m
1 stop
$587SAUDIA
Sun, May 3 - Tue, May 19
SAUDIA Logo
5:30 pm - 12:00 pm
LHR
-
KHI
14h 30m
1 stop
SAUDIA Logo
3:15 am - 12:40 pm
KHI
-
LHR
13h 25m
1 stop
$590SAUDIA
Sun, May 24 - Wed, Jun 24
SAUDIA Logo
2:40 pm - 7:35 am
LHR
-
KHI
12h 55m
1 stop
SAUDIA Logo
3:15 am - 12:40 pm
KHI
-
LHR
13h 25m
1 stop
$599SAUDIA
Wed, Apr 15 - Tue, May 26
SAUDIA Logo
5:30 pm - 12:00 pm
LHR
-
KHI
14h 30m
1 stop
SAUDIA Logo
1:30 pm - 7:30 am
KHI
-
LHR
22h 00m
1 stop
$600SAUDIA
Sun, Apr 19 - Thu, Apr 30
SAUDIA Logo
2:40 pm - 7:35 am
LHR
-
KHI
12h 55m
1 stop
SAUDIA Logo
1:30 pm - 7:30 am
KHI
-
LHR
22h 00m
1 stop
$603SAUDIA
Wed, Apr 15 - Wed, May 27
SAUDIA Logo
4:15 pm - 12:00 pm
LHR
-
KHI
15h 45m
1 stop
SAUDIA Logo
1:30 pm - 7:30 am
KHI
-
LHR
22h 00m
1 stop
$616SAUDIA
Thu, Apr 9 - Fri, Apr 24
SAUDIA Logo
2:40 pm - 7:30 am
LHR
-
KHI
12h 50m
1 stop
SAUDIA Logo
9:20 am - 8:30 pm
KHI
-
LHR
15h 10m
1 stop
$620SAUDIA
Sun, Apr 26 - Wed, Apr 29

Etihad Airways flights from London Heathrow Airport to Karachi

Our best Etihad Airways deals on London Heathrow Airport to Karachi flight tickets
Etihad Airways
May 1
LHR8:45 pmLondon Heathrow
26h 15m
1 stop
KHI3:00 amKarachi Quaid-E-Azam Intl
May 22
KHI6:35 amKarachi Quaid-E-Azam Intl
12h 30m
1 stop
LHR3:05 pmLondon Heathrow
$640
Etihad Airways
Mar 19
LHR7:20 pmLondon Heathrow
10h 40m
1 stop
KHI11:00 amKarachi Quaid-E-Azam Intl
Mar 25
KHI11:55 amKarachi Quaid-E-Azam Intl
11h 15m
1 stop
LHR6:10 pmLondon Heathrow
$646
Etihad Airways
Apr 9
LHR2:45 pmLondon Heathrow
16h 25m
1 stop
KHI11:10 amKarachi Quaid-E-Azam Intl
Apr 24
KHI5:25 amKarachi Quaid-E-Azam Intl
11h 20m
1 stop
LHR12:45 pmLondon Heathrow
$655

SAUDIA flights from London Heathrow Airport to Karachi

Our best SAUDIA deals on London Heathrow Airport to Karachi flight tickets
SAUDIA
Apr 15
LHR5:45 pmLondon Heathrow
14h 15m
1 stop
KHI12:00 pmKarachi Quaid-E-Azam Intl
May 5
KHI1:30 pmKarachi Quaid-E-Azam Intl
22h 00m
1 stop
LHR7:30 amLondon Heathrow
$583
SAUDIA
Apr 21
LHR4:15 pmLondon Heathrow
15h 45m
1 stop
KHI12:00 pmKarachi Quaid-E-Azam Intl
Apr 26
KHI3:15 amKarachi Quaid-E-Azam Intl
21h 15m
1 stop
LHR8:30 pmLondon Heathrow
$585
SAUDIA
Apr 21
LHR4:15 pmLondon Heathrow
15h 45m
1 stop
KHI12:00 pmKarachi Quaid-E-Azam Intl
Apr 27
KHI9:20 amKarachi Quaid-E-Azam Intl
15h 10m
1 stop
LHR8:30 pmLondon Heathrow
$586

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Karachi 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 14, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Karachi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Wed 4/15

5:45 pm-12:00 pm

1 stop14h 15m

Karachi Quaid-E-Azam Intl

Tue 5/5

1:30 pm-7:30 am

1 stop22h 00m

$583

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Tue 4/21

4:15 pm-12:00 pm

1 stop15h 45m

Karachi Quaid-E-Azam Intl

Sun 4/26

3:15 am-8:30 pm

1 stop21h 15m

$585

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Tue 4/21

4:15 pm-12:00 pm

1 stop15h 45m

Karachi Quaid-E-Azam Intl

Mon 4/27

9:20 am-8:30 pm

1 stop15h 10m

$586

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Sun 5/3

2:40 pm-7:30 am

1 stop12h 50m

Karachi Quaid-E-Azam Intl

Tue 5/19

1:30 pm-7:30 am

1 stop22h 00m

$587

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Sun 5/24

5:30 pm-12:00 pm

1 stop14h 30m

Karachi Quaid-E-Azam Intl

Wed 6/24

3:15 am-12:40 pm

1 stop13h 25m

$590
Quickest round-trip

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Wed 4/15

2:40 pm-7:35 am

1 stop12h 55m

Karachi Quaid-E-Azam Intl

Tue 5/26

3:15 am-12:40 pm

1 stop13h 25m

$599

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Sun 4/19

5:30 pm-12:00 pm

1 stop14h 30m

Karachi Quaid-E-Azam Intl

Thu 4/30

1:30 pm-7:30 am

1 stop22h 00m

$600

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Wed 4/15

2:40 pm-7:35 am

1 stop12h 55m

Karachi Quaid-E-Azam Intl

Wed 5/27

1:30 pm-7:30 am

1 stop22h 00m

$603

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Thu 4/9

4:15 pm-12:00 pm

1 stop15h 45m

Karachi Quaid-E-Azam Intl

Fri 4/24

1:30 pm-7:30 am

1 stop22h 00m

$616

LondonKarachi

LHR - KHI

LHRKHI

London Heathrow

Sun 4/26

2:40 pm-7:30 am

1 stop12h 50m

Karachi Quaid-E-Azam Intl

Wed 4/29

9:20 am-8:30 pm

1 stop15h 10m

$620

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 Karachi from

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

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 Karachi?

If you don’t want to visit Karachi in September, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $672.

How far in advance should I book a flight to Karachi?

You are more likely to see cheaper flights to Karachi from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Karachi for around $749 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Karachi from London Heathrow Airport for as low as $690 on momondo.

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

As of March 2026, prices for London Heathrow Airport to Karachi flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Karachi

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

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

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

Fastest flight time

16h 10m

Direct flights

None
The fastest flight from London Heathrow Airport to Karachi takes 16h 10m
There are no direct flights from London Heathrow Airport to Karachi. There are no popular flight routes from London Heathrow Airport to Karachi.
Search flight deals

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

    The distance between London Heathrow and Karachi Quaid-E-Azam Intl is about 3931.8 mi. 16h 10m is a normal flight duration for this route.

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

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

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

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

  • What documentation or ID do you need to fly to Karachi Quaid-E-Azam Intl Airport?

    The travel and health documents required for your trip to Karachi Quaid-E-Azam Intl 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 Karachi Quaid-E-Azam Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from London Heathrow Airport to Karachi

Compare and see reviews for airlines that fly from London Heathrow Airport to Karachi with momondo
Airline
Rating
Free Cancellation
Price
SAUDIAPriceFrom $468Free CancellationRating
7.4
665 reviews
Search SAUDIA flights
British AirwaysPriceFrom $608Free CancellationRating
6.7
7,786 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $616Free CancellationRating
7.3
4,253 reviews
Search Turkish Airlines flights
Gulf AirPriceFrom $620Free CancellationRating
7.2
231 reviews
Search Gulf Air flights
Qatar AirwaysPriceFrom $625Free CancellationRating
7.4
3,740 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $633Free CancellationRating
7.3
1,426 reviews
Search Etihad Airways flights
EmiratesPriceFrom $916Free CancellationRating
8.1
3,542 reviews
Search Emirates flights

Why use momondo?

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

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 Karachi from London.

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

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

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

Once all potential London to Karachi flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Karachi from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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