Cheap flights from Hong Kong to San Francisco from $398
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to San Francisco departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Asiana Airlines flights from Hong Kong to San Francisco
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STARLUX Airlines flights from Hong Kong to San Francisco
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How to get the cheapest flight ticket from Hong Kong to San Francisco
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Hong Kong and San Francisco?
What is the cheapest month to fly to San Francisco?
If you aren’t able to travel to San Francisco during the month of March, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $834.
What is the cheapest day to depart on your flight to San Francisco?
The cheapest day to depart from Hong Kong to San Francisco is on a Sunday when prices can be found for as low as $1,066. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,197.
What is the cheapest time of day to depart on your flight to San Francisco?
Our data shows that the cheapest Hong Kong to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $943. Flights in the morning are often more expensive with an average ticket price of $1,187.
What is the cheapest Hong Kong Intl to San Francisco flight route?
Fly from Hong Kong Intl to San Francisco for the best Hong Kong Intl - San Francisco flight prices
How far in advance should I book a flight to San Francisco?
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 $937 when searching weeks out. 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 $811 on momondo.
What cabin class options are available on Hong Kong Intl to San Francisco flights?
There are 3 cabin classes available to choose from on Hong Kong Intl to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Hong Kong Intl to San Francisco?
STARLUX Airlines, China Airlines, and China Eastern are the most popular carriers operating from Hong Kong Intl to San Francisco
What airlines fly to San Francisco?
Cathay Pacific, United Airlines and China Airlines are the top three most popular airlines that fly to San Francisco from Hong Kong according to our data. Cathay Pacific is the first choice among our users, with 36% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 6 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.
How many flights depart from Hong Kong to San Francisco on average per day?
The number of flights available between Hong Kong and San Francisco is 11 per day as of July 2025. The most frequent departure time is 7:00PM, with 38% of daily flights leaving in the evening.
How many flights depart from Hong Kong to San Francisco on average per week?
As of July 2025, 77 flights take off from Hong Kong and land in San Francisco each week. The most common flight departure day for this route is Tue, with 18% of weekly flights taking off on this day.
When to book flights from Hong Kong to San Francisco
Cheap Hong Kong to San Francisco (HKG to SFO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Hong Kong to San Francisco
Best Price Found | $398 |
|---|---|
Fastest flight time | 12h 40m |
Direct flights | Every day |
Airports in San Francisco | 1 airport |
How far is Hong Kong Intl to San Francisco by plane?
Hong Kong Intl and San Francisco are 6889.1 mi apart from one another. Typically, this will take 12h 40m by plane in normal conditions.
When did momondo last update prices for flights from Hong Kong Intl Airport to San Francisco Airport?
Prices for flights from Hong Kong Intl Airport to San Francisco Airport were last updated today.
How many operators does momondo search for flights from Hong Kong Intl Airport to San Francisco Airport?
There are 6 operators available for flights from Hong Kong Intl Airport to San Francisco Airport as of July 2025.
How old do you have to be to fly from Hong Kong Intl Airport to San Francisco Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hong Kong Intl Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Hong Kong to San Francisco?
momondo data reveals that the most frequently booked plane model on the route from Hong Kong to San Francisco is Boeing 777-300ER, representing 85.49% of all bookings. The subsequent popular models are Airbus A350-1000 at 8.82%, Boeing 787-9 Dreamliner at 1.96%, and Airbus A350-900 at 1.37%.
What is the most popular airline from Hong Kong to San Francisco?
Based on momondo bookings for flights between Hong Kong and San Francisco, the leading airline is Cathay Pacific, making up 30% of the total bookings. Other popular airlines include United Airlines with 30%, China Airlines with 13%, and EVA Air with 12%.
Best airlines flying from Hong Kong to San Francisco
Compare and see reviews for airlines that fly from Hong Kong to San Francisco with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $657 | Free Cancellation | Rating 8.2 452 reviews | |||
| PriceFrom $660 | Free Cancellation | Rating 9.1 189 reviews | |||
| PriceFrom $731 | Free Cancellation | Rating 8.3 744 reviews | |||
| PriceFrom $759 | Free Cancellation | Rating 8.4 1,215 reviews | |||
| PriceFrom $786 | Free Cancellation | Rating 7.6 921 reviews | |||
| PriceFrom $792 | Free Cancellation | Rating 7.4 8,861 reviews |
Cathay Pacific Flights From Hong Kong to San Francisco
The lowest priced Cathay Pacific flight from Hong Kong to San Francisco from the last 72 hours was $786. Generally, Cathay Pacific has 16 flights on this route every week with an average price of $892. Cathay Pacific is rated 7.6/10 by our users.
United Airlines Flights From Hong Kong to San Francisco
$792 is the best United Airlines flight deal from Hong Kong to San Francisco found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $1,039, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 8,861 user reviews) flies into San Francisco from Hong Kong 14 times in an average week so prices can vary.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Hong Kong to San Francisco?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hong Kong to San Francisco for you.
Can I find flights from Hong Kong to San Francisco with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to San Francisco from Hong Kong with this policy.
How can momondo help me find flights from Hong Kong to San Francisco?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from Hong Kong.
I’m not ready to book a flight from Hong Kong to San Francisco right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Hong Kong to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.