Question 1

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

Accepted Answer

Within the past month, 1,029 users have taken a look at flights from Hong Kong Intl to San Francisco. Find deals

Question 2

What are the cheapest airlines flying from Hong Kong to San Francisco round-trip?

Accepted Answer

Our cheapest airline available from Hong Kong to San Francisco is China Airlines. Our recent data shows that you can find tickets from as low as HK$5,699 on this airline. Additional options worth looking into are Asiana Airlines and EVA Air, starting at HK$5,715 and HK$5,738 round-trip. China Airlines is currently priced 21% below the average price you’ll pay for this route. Find deals

Question 3

What are the cheapest airlines to fly from Hong Kong to San Francisco one-way?

Accepted Answer

The cheapest airline one-way is China Airlines, with whom users have recently found tickets for as low as HK$3,360. However, be on the lookout for offers from Vietnam Airlines and China Eastern, as they are both options that can get you from Hong Kong to San Francisco for a low price. Find deals

Question 4

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

Accepted Answer

The best time to book flights from Hong Kong to San Francisco is 86 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. Find deals

Question 5

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

Accepted Answer

Currently, March is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of HK$796). Flying from Hong Kong to San Francisco in August is currently the most expensive (average of HK$1,168). 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.

Question 6

What is the cheapest day to fly from Hong Kong to San Francisco?

Accepted Answer

Travellers seeking maximum savings on their Hong Kong to San Francisco flight should consider departing on Monday at midday when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from Hong Kong to San Francisco

Accepted Answer

The most flights from HKG to SFO are scheduled on a Tuesday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

Question 8

E

Accepted Answer

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.

Question 9

E

Accepted Answer

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).

Question 10

What are the cheapest flights from Hong Kong to San Francisco?

Accepted Answer

Looking at all options, your cheapest flight can be booked for HK$3,730. While the most popular route (Hong Kong Intl - San Francisco) can be booked for HK$4,694 on average our data indicates HK$14,055 when flying from Hong Kong to San Francisco.

Question 11

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

Accepted Answer

The top 3 most reliable airlines when flying from Hong Kong to San Francisco are United Airlines (96%), American Airlines (94%) and Cathay Pacific (94%).

Question 12

What are the most popular airlines that fly from Hong Kong to San Francisco?

Accepted Answer

Before booking your flight from Hong Kong to San Francisco, check out the most popular airlines for this route: Air Canada, EVA Air or China Airlines.

Question 13

What is the cheapest day to fly return from Hong Kong to San Francisco?

Accepted Answer

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Francisco. Check prices with Cheapflights to find a great deal for your trip.

Question 14

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

Accepted Answer

To save up to 19% on this flight, we recommend booking at least 59 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Hong Kong to San Francisco from HK$6,445 1-2 weeks out and tickets from HK$6,759 for flights departing within the next 72 hours.

Question 15

What is the cheapest month to fly from Hong Kong to San Francisco?

Accepted Answer

March can be a great time to fly to San Francisco from Hong Kong with a flight ticket averaging about HK$7,250. Cheapflights users have found deals in the month of March for as cheap as HK$5,565. The most expensive prices can be found in the month of August.

Question 16

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

Accepted Answer

It’s typically best to fly out from Hong Kong to San Francisco at midday. Doing so could potentially save you 27% on the flight price compared to flying in the evening, which is usually more expensive.

Question 17

What airports do I use to fly from Hong Kong to San Francisco?

Accepted Answer

Booking a flight from Hong Kong Intl (HKG) to San Francisco (SFO) is your only option if you wish to fly from Hong Kong to San Francisco. On a typical day, there are 12 flights from Hong Kong Intl to San Francisco, all of which are around 12h 20m for a nonstop flight. You can also purchase a plane ticket from 9 airlines when you book a flight from Hong Kong Intl to San Francisco.

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

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.

Question 20

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

Accepted Answer

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.

Question 21

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

Accepted Answer

Cheapflights helps you search for flights from Hong Kong to San Francisco via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 22

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

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Hong Kong to San Francisco by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 23

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

Accepted Answer

Yes! Cheapflights helps users easily find flights from Hong Kong to San Francisco with no change fees.

Question 24

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

Accepted Answer

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!

Round-trip from	HK$5,699
One-way from	HK$3,360
Popular in	August
Cheapest in	March
Average price	HK$8,603
Good round-trip deal	HK$7,969 or less
Good one-way deal	HK$5,100 or less

Airline	Cheapest	Average	Flexibility	On-time
Asiana Airlines	CheapestHK$5,084	AverageHK$5,572	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
星宇航空	CheapestHK$5,481	AverageHK$5,979	FlexibilityNo cancel fee	On-timeN/A	Search 星宇航空 flights
China Airlines	CheapestHK$5,507	AverageHK$6,231	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
EVA Air	CheapestHK$5,771	AverageHK$6,553	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
Air Canada	CheapestHK$5,888	AverageHK$6,409	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Cathay Pacific	CheapestHK$6,181	AverageHK$6,970	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
United Airlines	CheapestHK$6,380	AverageHK$7,411	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Philippine Airlines	CheapestHK$6,653	AverageHK$9,013	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
Japan Airlines	CheapestHK$6,794	AverageHK$8,840	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights

Cheap flights from Hong Kong to San Francisco from HK$3,360

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 4-10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Hong Kong Intl to San Francisco are usually found in March or June, booked 86 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Hong Kong to San Francisco

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Find 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 14 July 2025.

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 14 July 2025.

Cheapflights Fare Finder

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

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 11 July 2025.

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?

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 14 July 2025.

What is the cheapest day to fly from Hong Kong to San Francisco?

Use this chart to determine the cheapest time to fly return from Hong Kong to San Francisco. Price data was last updated on 6 July 2025.

Weekly flight availability from Hong Kong to San Francisco

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

Reviews of airlines servicing San Francisco

Check out reviews from past customers who have flown with EVA Air, China Airlines, andAsiana Airlines from Hong Kong to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What airports do I use to fly from Hong Kong to San Francisco?

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

What are the cheapest airlines flying from Hong Kong to San Francisco round-trip?

What are the cheapest airlines to fly from Hong Kong to San Francisco one-way?

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

What are the cheapest flights 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?

Travelling to a place near San Francisco?

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Fly from Hong Kong to San Francisco on these airlines

Choose from the following airlines for your flight from Hong Kong to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 14 July 2025.

Top 9 airlines flying 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 14 July 2025.