What is the most punctual flight time for Hong Kong to San Francisco flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to San Francisco flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.

How often are flights from Hong Kong to San Francisco delayed?

About 15% of weekly flights between Hong Kong and San Francisco have experienced delays in the past year, with the average delay time being 125 minutes.

How popular is this Hong Kong to San Francisco flight route?

This flight path from Hong Kong Intl to San Francisco was viewed by 5 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 17h 12m. Fly via United Airlines, China Airlines, or Delta 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.

Weekly flight availability from Hong Kong to San Francisco

The most flights from HKG to SFO are scheduled on a Monday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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(83%), American Airlines(79%) or Cathay Pacific(79%), 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.

$665+ Cheap Flights from Hong Kong to San Francisco

Cheap flight deals from Hong Kong to San Francisco

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Best

Direct

Last-minute

One-way

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 28 July 2026.

Thu 10/913:25

HKG

SFO

Nonstop13h 00m

Cathay Pacific

Wed 23/913:00

SFO

HKG

Nonstop14h 55m

Cathay Pacific

Deal found 26/7$1,111

Fri 18/912:40

HKG

SFO

2 stops21h 15m

United Airlines

Sat 3/1019:49

SFO

HKG

1 stop18h 51m

United Airlines

Deal found 27/7$1,132

Tue 25/823:15

HKG

SFO

1 stop36h 55m

Philippine Airlines

Wed 26/800:30

SFO

HKG

1 stop30h 30m

Philippine Airlines

Deal found 27/7$1,137

Sat 5/923:15

HKG

SFO

1 stop36h 55m

Philippine Airlines

Mon 21/900:30

SFO

HKG

1 stop18h 35m

Philippine Airlines

Deal found 28/7$1,138

Thu 3/911:45

HKG

SFO

Nonstop13h 05m

United Airlines

Wed 16/923:30

SFO

HKG

Nonstop14h 30m

United Airlines

Deal found 26/7$1,144

Tue 25/811:45

HKG

SFO

Nonstop13h 05m

United Airlines

Wed 9/913:25

SFO

HKG

Nonstop14h 30m

United Airlines

Deal found 28/7$1,147

Sat 26/911:45

HKG

SFO

Nonstop12h 45m

United Airlines

Sat 10/1023:30

SFO

HKG

Nonstop14h 30m

United Airlines

Deal found 24/7$1,148

Fri 28/813:00

HKG

SFO

1 stop18h 00m

Asiana Airlines

Fri 11/923:20

SFO

HKG

1 stop21h 20m

Asiana Airlines

Deal found 28/7$1,154

Tue 10/1122:30

HKG

SFO

Nonstop12h 25m

United Airlines

Thu 19/1111:45

SFO

HKG

Nonstop15h 35m

United Airlines

Deal found 26/7$1,161

Tue 20/1012:20

HKG

SFO

2 stops24h 30m

Delta

Fri 20/1120:25

SFO

HKG

1 stop19h 15m

Delta

Deal found 27/7$1,175

Find flight deals from Hong Kong to San Francisco

Round-trip from	$1,111
One-way from	$665
Popular in	July
Cheapest in	January
Average price	$1,613

Cathay Pacific
16/9-23/9
Nonstop
27h 25m total
Hong Kong to San Francisco

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Philippine Airlines
30/8
1 total stop
36h 55m total
Hong Kong to San Francisco

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($393 potential increase over avg. return price).

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Cheapest flight prices on average. 3% potential price decrease ($60 potential savings vs. average return price).

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Average for round-trip flights in July 2026

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Cheapflights Fare Finder

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

Thu 27/8

12:20-20:19

2 stops22h 59m

San Francisco

Wed 9/9

14:30-05:05

1 stop23h 35m

$1,196

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 24/8

14:35-00:08

2 stops24h 33m

San Francisco

Tue 25/8

13:45-18:55

Nonstop14h 10m

$1,299

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 18/12

22:30-18:55

Nonstop12h 25m

San Francisco

Sat 2/1

19:51-07:00

1 stop19h 09m

$1,310

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 13/8

09:30-10:40

1 stop16h 10m

San Francisco

Fri 28/8

10:25-18:30

1 stop17h 05m

$1,451

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 20/8

17:35-20:30

1 stop17h 55m

San Francisco

Fri 21/8

01:05-10:05

1 stop18h 00m

$1,507

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 24/9

12:20-21:34

2 stops24h 14m

San Francisco

Tue 6/10

06:00-22:45

2 stops25h 45m

$1,524

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 13/8

19:40-07:20

1 stop26h 40m

San Francisco

Mon 24/8

01:00-08:50

1 stop16h 50m

$1,577

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 1/9

12:20-22:15

2 stops24h 55m

San Francisco

Fri 11/12

06:00-23:10

2 stops25h 10m

$1,618

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 15/8

18:00-21:10

1 stop18h 10m

San Francisco

Sun 30/8

00:30-10:05

1 stop18h 35m

$1,650

Fastest return journey

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 13/8

09:30-10:40

1 stop16h 10m

San Francisco

Sat 29/8

23:50-05:00

Nonstop14h 10m

$1,724

Flights are sorted by cheapest return flights first.

Deals found on 24/7

Showing 1-10 of 24 resultsSorted by cheapest first

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.

HKG-SFO

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

Prices

Airlines

Delays

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

To ensure you get the cheapest price possible for a flight from Hong Kong to San Francisco, you should look to book at least 79 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 $1,006). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of $1,613). 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?

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.

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

Airfare is below average for this route at the moment.

Hong Kong to San Francisco flights typically cost between $1,343 and $1,680 in September.
The cheapest return price found within the last 5 days was $1,111 on Cathay Pacific (10 Sept–23 Sept).

Related info for your journey

How popular is this Hong Kong to San Francisco flight route?
This flight path from Hong Kong Intl to San Francisco was viewed by 5 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 17h 12m. Fly via United Airlines, China Airlines, or Delta 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(83%), American Airlines(79%) or Cathay Pacific(79%), 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 $1,006). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of $1,613). 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.

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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?

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Cheap flights from Hong Kong to San Francisco from $665

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Hong Kong to San Francisco

Cheapest flights from Hong Kong to San FranciscoExplore 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 28 July 2026.

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 28 July 2026.

Best flights from Hong Kong to San FranciscoDiscover carefully curated flight deals from Hong Kong to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 July 2026.

Discover carefully curated flight deals from Hong Kong to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 July 2026.

Direct flights from Hong Kong to San FranciscoExplore direct flight options from Hong Kong to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 July 2026.

Explore direct flight options from Hong Kong to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 July 2026.

Last-minute flights from Hong Kong to San FranciscoDiscover last-minute flight deals from Hong Kong to San Francisco. Data last updated 28 July 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to San Francisco. Data last updated 28 July 2026 and is based on user searches.

One-way flights from Hong Kong to San FranciscoSearch for one-way flight options from Hong Kong to San Francisco. Find affordable one-way fares based on user searches. Data last updated 28 July 2026.

Search for one-way flight options from Hong Kong to San Francisco. Find affordable one-way fares based on user searches. Data last updated 28 July 2026.

Find flight deals from Hong Kong to San Francisco

Round-trip from

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Use the filters below to find and compare flights from Hong Kong to San Francisco that are best for you.

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.

Cheapflights Insights

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

To ensure you get the cheapest price possible for a flight from Hong Kong to San Francisco, you should look to book at least 79 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?

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

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.

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

Airfare is below average for this route at the moment.

Hong Kong to San Francisco flights typically cost between $1,343 and $1,680 in September.The cheapest return price found within the last 5 days was $1,111 on Cathay Pacific (10 Sept–23 Sept).

Weekly flight availability from Hong Kong to San Francisco

The most flights from HKG to SFO are scheduled on a Monday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

How often are flights from Hong Kong to San Francisco delayed?

About 15% of weekly flights between Hong Kong and San Francisco have experienced delays in the past year, with the average delay time being 125 minutes.

What is the most punctual flight time for Hong Kong to San Francisco flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to San Francisco flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.

Related info for your journey

How popular is this Hong Kong to San Francisco flight route?

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

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

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

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

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

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

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

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

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

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

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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 28 July 2026.

Best flights from Hong Kong to San Francisco
Discover carefully curated flight deals from Hong Kong to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 July 2026.

Direct flights from Hong Kong to San Francisco
Explore direct flight options from Hong Kong to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 July 2026.

Last-minute flights from Hong Kong to San Francisco
Discover last-minute flight deals from Hong Kong to San Francisco. Data last updated 28 July 2026 and is based on user searches.

One-way flights from Hong Kong to San Francisco
Search for one-way flight options from Hong Kong to San Francisco. Find affordable one-way fares based on user searches. Data last updated 28 July 2026.

Hong Kong to San Francisco flights typically cost between $1,343 and $1,680 in September.
The cheapest return price found within the last 5 days was $1,111 on Cathay Pacific (10 Sept–23 Sept).