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Cheap flights from Hong Kong to San Francisco
HKG — SFO
27 Nov — 4 Dec1
Cheapflights Tip: The best prices from Hong Kong Intl to San Francisco are usually found in September or October, booked 59 days in advance, depart on a Saturday or Sunday and return on a Thursday
Cheap 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 28 October 2025.
Popular in | July |
|---|---|
Cheapest in | September |
Average price | C$ 1,055 |
Good round-trip deal | C$ 965 or less |
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 round-trip 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?
Use this chart to determine the optimal time to book a round-trip flight from Hong Kong to San Francisco. Price data was last updated on 24 October 2025.
The price you pay for your flight from Hong Kong to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Hong Kong to San Francisco?
Currently, September is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of C$ 859). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of C$ 1,104). 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 28 October 2025.
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 often are flights from Hong Kong to San Francisco delayed?
About 11% of weekly flights between Hong Kong and San Francisco have experienced delays in the past year, with the average delay time being 137 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 early afternoon 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 has had the lowest number of delays on this route, with just 9% of flights being delayed.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 28 October 2025.
Check out reviews from past customers who have flown with United 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.
Boarding
7.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
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.
Travelling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsRichmond
Newark
Alameda
Redwood City
Burlingame
San Bruno
South San Francisco
Scotts Valley
Novato
Santa Clara
Vallejo
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Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Top airline flying from Hong Kong to San Francisco
Discover the top airline that operate flights from Hong Kong to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 October 2025.
Fly with Cheapflights
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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?
Certainly. Search results for flights to San Francisco from Hong Kong shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Hong Kong to San Francisco become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from Hong Kong today and book when prices fit your budget.