Find flights
When to book
FAQs

Cheap flights from Karachi to San Francisco from £559

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
KHI — SFO
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Karachi to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Karachi to San Francisco
Explore the most affordable flight options available from Karachi to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Wed 6/503:15
KHI
-
SFO
2 stops31h 34m
SAUDIA
Sat 29/816:15
SFO
-
KHI
2 stops27h 15m
SAUDIA
Deal found 17/4£784
Thu 7/503:15
KHI
-
SFO
2 stops33h 24m
Multiple Airlines
Sun 10/507:00
SFO
-
KHI
2 stops36h 30m
Multiple Airlines
Deal found 16/4£805
Tue 23/603:15
KHI
-
SFO
2 stops31h 30m
Multiple Airlines
Wed 22/707:00
SFO
-
KHI
2 stops36h 30m
Multiple Airlines
Deal found 16/4£841
Wed 6/503:15
KHI
-
SFO
2 stops31h 34m
SAUDIA
Mon 31/816:15
SFO
-
KHI
2 stops27h 15m
SAUDIA
Deal found 17/4£877
Wed 6/503:15
KHI
-
SFO
2 stops31h 34m
SAUDIA
Thu 3/916:15
SFO
-
KHI
2 stops27h 15m
SAUDIA
Deal found 17/4£908
Tue 26/503:15
KHI
-
SFO
2 stops31h 01m
Multiple Airlines
Sat 20/614:30
SFO
-
KHI
2 stops29h 00m
Multiple Airlines
Deal found 14/4£951
Mon 14/903:15
KHI
-
SFO
2 stops28h 53m
Multiple Airlines
Tue 15/922:45
SFO
-
KHI
2 stops38h 35m
Multiple Airlines
Deal found 17/4£968
Wed 6/503:15
KHI
-
SFO
2 stops31h 34m
SAUDIA
Wed 2/907:00
SFO
-
KHI
2 stops36h 30m
SAUDIA
Deal found 17/4£977
Sat 9/503:15
KHI
-
SFO
2 stops33h 24m
Multiple Airlines
Thu 28/514:43
SFO
-
KHI
2 stops28h 47m
Multiple Airlines
Deal found 17/4£1,001
Mon 29/603:50
KHI
-
SFO
1 stop21h 45m
Qatar Airways
Wed 15/710:15
SFO
-
KHI
2 stops27h 30m
Qatar Airways
Deal found 16/4£1,011
Mon 14/903:50
KHI
-
SFO
1 stop21h 45m
Qatar Airways
Tue 15/915:55
SFO
-
KHI
1 stop27h 20m
Qatar Airways
Deal found 17/4£1,020
Mon 20/403:20
KHI
-
SFO
2 stops42h 36m
Qatar Airways
Thu 30/715:55
SFO
-
KHI
1 stop27h 20m
Qatar Airways
Deal found 16/4£1,043

Find flight deals from Karachi to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Karachi (KHI) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 April 2026.

Round-trip from

£784

One-way from

£559

Popular in

April

Cheapest in

December

Average price

£1,541
SAUDIA
  • SAUDIA
  • 6/5-29/8
  • 4 total stops
  • 58h 49m total
  • Karachi to San Francisco
Search Deals
SAUDIA
  • SAUDIA
  • 6/5
  • 2 total stops
  • 31h 34m total
  • Karachi to San Francisco
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£97 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Karachi to San Francisco 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, Cheapflights users made 858,174 searches. Data last updated 18 April 2026.
Use the filters below to find and compare flights from Karachi to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Thu 7/5

03:15-00:39

2 stops33h 24m

San Francisco

Sun 10/5

07:00-07:30

2 stops36h 30m

£805
Fastest return journey

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Thu 25/6

05:50-16:40

1 stop22h 50m

San Francisco

Mon 3/8

18:45-04:20

1 stop21h 35m

£1,124

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Fri 22/5

10:15-14:58

2 stops64h 43m

San Francisco

Thu 23/7

15:55-01:45

1 stop21h 50m

£1,138

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Mon 4/5

03:20-23:59

2 stops32h 39m

San Francisco

Wed 6/5

10:46-08:15

2 stops33h 29m

£1,163

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Wed 27/5

03:15-22:49

2 stops31h 34m

San Francisco

Wed 17/6

07:00-07:30

2 stops36h 30m

£1,254

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Thu 30/4

03:20-23:54

2 stops32h 34m

San Francisco

Sat 16/5

10:42-01:45

2 stops27h 03m

£1,263
Cheapest one-way

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Wed 6/5

03:15-22:49

2 stops31h 34m

£559

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Wed 10/6

03:15-21:25

2 stops30h 10m

£595

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Tue 16/6

05:25-20:57

2 stops27h 32m

£653

KarachiSan Francisco

KHI - SFO

KHISFO

Karachi Quaid-E-Azam Intl

Sun 14/6

12:15-14:00

1 stop37h 45m

£719

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Karachi to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Karachi with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Karachi to San Francisco

How far ahead should I book a flight from Karachi to San Francisco?

Use this chart to determine the optimal time to book a return flight from Karachi to San Francisco. Price data was last updated on 10 April 2026.

The best time to book flights from Karachi to San Francisco is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Karachi to San Francisco?

Currently, December is the cheapest month in which you can book a flight from Karachi to San Francisco (average of £835). Flying from Karachi to San Francisco in April is currently the most expensive (average of £1,541). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Karachi to San Francisco?

Related info for your journey

Find useful and relevant information for your journey from Karachi to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Karachi to San Francisco?

    Departing from Karachi to San Francisco will take you 22h 50m. Airlines will cover a distance of 8067 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Karachi to San Francisco that include hotel bookings?

    Yes. In addition to deals on Karachi to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Karachi to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Karachi to San Francisco.

  • Can I find deals for business class flights from Karachi to San Francisco?

    Yes. Cheapflights offers flight deals from Karachi to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Karachi to San Francisco?

    Currently, December is the cheapest month in which you can book a flight from Karachi to San Francisco (average of £835). Flying from Karachi to San Francisco in April is currently the most expensive (average of £1,541). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Karachi to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Lahore to San Francisco flights
Islamabad to Los Angeles flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Karachi to San Francisco?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Francisco from Karachi today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Karachi to San Francisco?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Karachi to San Francisco.

Can Cheapflights find flights from Karachi to San Francisco with no change fees?

Need flexible booking options for your flight to San Francisco from Karachi? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Karachi to San Francisco become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.