Cheap flights from Hong Kong to San Francisco from $655

If you aren’t able to travel during the month of December, then book flights to San Francisco from Hong Kong during February instead. Flights to San Francisco in February, while not as cheap as those in December, still average around $974.

Fly from Hong Kong Intl to San Francisco for the best Hong Kong Intl - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $1,131 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Hong Kong for as low as $938 on momondo.

There is only 1 cabin class available to choose from on Hong Kong to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 16% of flights between Hong Kong and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 121 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

As of September 2026, there are 9 flights per day flying from Hong Kong to San Francisco. The most common time of day flights depart is 01:00, with 45% of flights taking off in the morning.

As of September 2026, there are 63 flights per week flying from Hong Kong to San Francisco. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.