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Cheap flights from Hong Kong to San Francisco from $541

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SFO
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to San Francisco are usually found in September or January, booked 80 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Hong Kong to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to San Francisco
Explore the most affordable flight options available from Hong Kong to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Thu 23/412:40
HKG
-
SFO
1 stop37h 09m
United Airlines
Thu 30/423:00
SFO
-
HKG
Nonstop15h 00m
United Airlines
Deal found 9/3$884
Mon 14/922:30
HKG
-
SFO
Nonstop12h 40m
United Airlines
Sat 26/919:33
SFO
-
HKG
1 stop19h 07m
United Airlines
Deal found 9/3$910
Mon 27/411:20
HKG
-
SFO
1 stop24h 10m
STARLUX Airlines
Sat 23/500:50
SFO
-
HKG
1 stop27h 05m
STARLUX Airlines
Deal found 7/3$925
Thu 16/421:45
HKG
-
SFO
1 stop23h 50m
EVA Air
Wed 29/412:30
SFO
-
HKG
1 stop17h 15m
EVA Air
Deal found 9/3$927
Wed 20/501:40
HKG
-
SFO
1 stop28h 40m
Asiana Airlines
Sun 15/1123:50
SFO
-
HKG
1 stop30h 50m
Asiana Airlines
Deal found 9/3$928
Mon 4/501:40
HKG
-
SFO
1 stop28h 40m
Asiana Airlines
Wed 6/523:50
SFO
-
HKG
1 stop32h 40m
Asiana Airlines
Deal found 9/3$930
Thu 23/411:20
HKG
-
SFO
1 stop24h 10m
STARLUX Airlines
Wed 6/500:50
SFO
-
HKG
1 stop27h 05m
STARLUX Airlines
Deal found 8/3$931
Thu 16/411:45
HKG
-
SFO
Nonstop12h 35m
United Airlines
Wed 29/419:11
SFO
-
HKG
1 stop19h 29m
United Airlines
Deal found 9/3$933
Fri 17/411:45
HKG
-
SFO
Nonstop12h 35m
United Airlines
Thu 30/408:10
SFO
-
HKG
1 stop19h 20m
United Airlines
Deal found 8/3$940

Find flight deals from Hong Kong to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) 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 10 March 2026.

Round-trip from

$884

One-way from

$541

Popular in

August

Cheapest in

September

Average price

$999
United Airlines
  • United Airlines
  • 23/4-30/4
  • 1 total stop
  • 52h 09m total
  • Hong Kong to San Francisco
Search Deals
EVA Air
  • EVA Air
  • 19/3
  • 1 total stop
  • 24h 30m total
  • Hong Kong to San Francisco
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($341 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($65 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong 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 647,157 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from Hong Kong to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 26/5

13:30-20:10

1 stop21h 40m

San Francisco

Thu 4/6

12:30-20:45

1 stop17h 15m

$927

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 25/4

21:05-06:35

1 stop24h 30m

San Francisco

Sat 16/5

12:30-19:55

1 stop16h 25m

$927

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 4/5

01:40-15:20

1 stop28h 40m

San Francisco

Wed 6/5

23:50-23:30

1 stop32h 40m

$928

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 18/5

13:00-15:20

1 stop17h 20m

San Francisco

Fri 13/11

23:50-12:00

1 stop20h 10m

$928

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 16/5

13:00-15:20

1 stop17h 20m

San Francisco

Fri 13/11

23:50-22:40

1 stop30h 50m

$928
Fastest return journey

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 21/4

22:30-20:05

Nonstop12h 35m

San Francisco

Tue 28/4

12:55-18:55

Nonstop15h 00m

$937

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 17/4

12:40-14:52

1 stop17h 12m

San Francisco

Thu 30/4

08:10-18:30

1 stop19h 20m

$977

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 23/3

11:15-20:30

1 stop24h 15m

San Francisco

Thu 9/4

00:30-12:35

1 stop21h 05m

$1,112

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 5/5

11:45-09:20

Nonstop12h 35m

San Francisco

Wed 6/5

12:55-18:55

Nonstop15h 00m

$1,119

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 14/4

12:40-18:57

1 stop21h 17m

San Francisco

Mon 20/4

12:55-18:55

Nonstop15h 00m

$1,128

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Hong Kong to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Hong Kong 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 Hong Kong to San Francisco

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

Use this chart to determine the optimal time to book a return flight from Hong Kong to San Francisco. Price data was last updated on 6 March 2026.

To ensure you get the cheapest price possible for a flight from Hong Kong to San Francisco, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of $854). Flying from Hong Kong to San Francisco in August is currently the most expensive (average of $1,197). 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.

What is the cheapest time of day to fly from HKG to SFO?

Find hourly flight availability from Hong Kong to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 March 2026.

When flying from Hong Kong to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong 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 popular is this Hong Kong to San Francisco flight route?

    This flight path from Hong Kong Intl to San Francisco was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Hong Kong to San Francisco?

    There are many flights that can get you from Hong Kong to San Francisco in 21h 40m. Fly via EVA Air or Asiana Airlines to get the fastest option. There are 11121 km between Hong Kong and San Francisco. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Hong Kong to San Francisco?

    No one likes to see their flight delayed. When booking a flight from Hong Kong to San Francisco consider choosing United Airlines(74%), American Airlines(72%) or Cathay Pacific(72%), as they are the most reliable in getting you off to your destination on time.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hong Kong 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 Hong Kong to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of $854). Flying from Hong Kong to San Francisco in August is currently the most expensive (average of $1,197). 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
Sausalito
Santa Cruz
Davis
Milpitas
Vallejo

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Alternative routes for Hong Kong to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong 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 Hong Kong to San Francisco?

Cheapflights makes it easy to find Hong Kong to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Hong Kong to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Hong Kong to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Hong Kong to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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