United Polaris offers lie-flat seats and Saks Fifth Avenue bedding for ultimate comfort.
United Premium Plus includes 2 checked bags and priority check-in for international flights.
$425+ Cheap flights from Hong Kong (HKG) to San Francisco (SFO)
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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SFO
Mar 30 — Apr 61
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Hong Kong to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Hong Kong Intl to San Francisco are usually found in March or February, booked 63 days in advance, depart on a Friday or Sunday and return on a Monday
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 March 25, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $758 (oojo) |
One-way from | $425 (oojo) |
Popular in | August |
Cheapest in | March |
Average price | $808 |
Good round-trip deal | $808 or less |
Good one-way deal | $686 or less |
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 March 25, 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 March 25, 2025.
This oojo deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:40 pmHKG - SFO
1 stop15h 30mEVA Air
Wed 5/2112:30 pmSFO - HKG
1 stop16h 25mEVA Air
Deal found 3/23![EVA Air logo]()
$758
This China Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:30 pmHKG - SFO
1 stop17h 25mChina Airlines
Sun 5/41:05 amSFO - HKG
1 stop26h 50mChina Airlines
Deal found 3/22![China Airlines logo]()
$769
This Asiana Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/101:00 pmHKG - SFO
1 stop17h 30mAsiana Airlines
Sun 5/1111:30 pmSFO - HKG
1 stop21h 10mAsiana Airlines
Deal found 3/24![Asiana Airlines logo]()
$771
This Booking.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/318:10 amHKG - SFO
2 stops22h 25mMultiple Airlines
Mon 4/74:35 pmSFO - HKG
1 stop32h 30mMultiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$772
This Gotogate deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/711:20 amHKG - SFO
1 stop24h 10mSTARLUX Airlines
Tue 5/1312:50 amSFO - HKG
1 stop27h 05mSTARLUX Airlines
Deal found 3/23![STARLUX Airlines logo]()
$782
This Ovago deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:45 pmHKG - SFO
1 stop31h 45mAir China
Wed 4/91:00 pmSFO - HKG
1 stop33h 05mAir China
Deal found 3/23![Air China logo]()
$783
This AIR PREMIA deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AIR PREMIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2812:45 pmHKG - SFO
1 stop15h 15mAIR PREMIA
Sat 5/243:30 pmSFO - HKG
1 stop29h 30mAIR PREMIA
Deal found 3/23![AIR PREMIA logo]()
$791
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3110:30 pmHKG - SFO
Nonstop12h 35mUnited Airlines
Tue 4/2211:55 amSFO - HKG
2 stops26h 45mUnited Airlines
Deal found 3/23![United Airlines logo]()
$817
This Booking.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2612:55 amHKG - SFO
Nonstop12h 20mCathay Pacific
Wed 4/912:55 pmSFO - HKG
Nonstop15h 00mCathay Pacific
Deal found 3/24![Cathay Pacific logo]()
$821
This Gotogate deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2612:55 amHKG - SFO
1 stop24h 35mKorean Air
Wed 4/912:40 pmSFO - HKG
1 stop31h 00mKorean Air
Deal found 3/24![Korean Air logo]()
$826
This Gurufare deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:40 pmHKG - SFO
1 stop22h 10mPhilippine Airlines
Sun 1/1811:00 pmSFO - HKG
1 stop21h 20mPhilippine Airlines
Deal found 3/24![Philippine Airlines logo]()
$834
This Air Canada deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:00 pmHKG - SFO
2 stops33h 25mAir Canada
Sun 11/231:10 pmSFO - HKG
1 stop37h 30mAir Canada
Deal found 3/24![Air Canada logo]()
$841
Cheapflights Fare Finder
Customize your flight search to find flights from Hong Kong to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from Hong Kong to San Francisco that are best for you.
Fly from
Hong Kong
Fly to
San Francisco
Route
Depart
Return
Price
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Wed 5/14
7:40 pm-8:10 pm
1 stop15h 30m
San Francisco
Wed 5/21
12:30 pm-7:55 pm
1 stop16h 25m
$758
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Tue 4/29
5:30 pm-7:55 pm
1 stop17h 25m
San Francisco
Sun 5/4
1:05 am-6:55 pm
1 stop26h 50m
$769
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Thu 4/10
1:00 pm-3:30 pm
1 stop17h 30m
San Francisco
Sun 5/11
11:30 pm-11:40 am
1 stop21h 10m
$771
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Fri 5/9
10:15 am-3:35 pm
2 stops20h 20m
San Francisco
Tue 5/13
1:05 pm-4:05 pm
2 stops36h 00m
$776
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Wed 5/7
11:20 am-8:30 pm
1 stop24h 10m
San Francisco
Tue 5/13
12:50 am-6:55 pm
1 stop27h 05m
$782
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Mon 9/1
7:55 pm-5:50 pm
Nonstop12h 55m
San Francisco
Tue 9/16
12:20 am-6:20 am
Nonstop15h 00m
$824
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Wed 4/30
11:15 am-8:50 am
Nonstop12h 35m
San Francisco
Thu 5/8
10:58 pm-4:45 pm
1 stop26h 47m
$827
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Wed 8/27
1:40 pm-8:50 pm
1 stop22h 10m
San Francisco
Sun 1/18
11:00 pm-12:20 pm
1 stop21h 20m
$834
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Sat 5/31
6:00 pm-12:25 pm
2 stops33h 25m
San Francisco
Tue 12/2
7:00 am-6:40 pm
1 stop19h 40m
$841
Hong KongSan Francisco
HKG - SFO
HKGSFO
Hong Kong Intl
Wed 5/28
12:45 am-8:01 pm
2 stops34h 16m
San Francisco
Wed 9/10
6:05 am-10:30 pm
2 stops25h 25m
$851
Showing 1-10 of 20 results
Compare providers for flights from Hong Kong to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hong Kong to San Francisco in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Hong Kong-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hong Kong-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hong Kong-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hong Kong-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
The best insider tips for Hong Kong to San Francisco flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Hong Kong to San Francisco trip
Airlines
![United Airlines]()
United Airlines
![Cathay Pacific]()
Cathay Pacific
Cathay Pacific Business class offers privacy doors on some Boeing 777 configurations.
Cathay Pacific Economy offers 32-inch seat pitch, exceeding many US airlines' economy standards.
Airports
Our travel experts
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
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 March 21, 2025.
The best time to book flights from Hong Kong to San Francisco is 63 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.
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 $276). Flying from Hong Kong to San Francisco in June is currently the most expensive (average of $398). 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 March 25, 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Hong Kong to San Francisco by exploring options for tickets in the afternoon.
What is the cheapest day to fly from Hong Kong to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Hong Kong to San Francisco. Price data was last updated on March 23, 2025.
Travelers seeking maximum savings on their Hong Kong to San Francisco flight should consider departing on Monday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in San Francisco by month
Plan your trip to San Francisco by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.
Temperature in San Francisco by month
Plan your trip to San Francisco by taking into account the average temperature totals by month.
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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
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 March 25, 2025.
To help decide which airline to fly from Hong Kong to San Francisco, see what other customers have to say about STARLUX Airlines, EVA Air and Korean Air. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
9.3
Boarding
9.0
Comfort
9.0
Food
8.9
Entertainment
9.0
Overall
9.1
Reviews
1 / 5
10.0
ExcellentAndrew,Jan 2025
LAX - TPE
Crew
9.3
Boarding
9.0
Comfort
9.0
Food
8.9
Entertainment
9.0
Overall
9.1
Reviews
1 / 5
10.0
ExcellentAndrew,Jan 2025
LAX - TPE
Crew
9.3
Boarding
9.0
Comfort
9.0
Food
8.9
Entertainment
9.0
Overall
9.1
Reviews
1 / 5
10.0
ExcellentAndrew,Jan 2025
LAX - TPE
Crew
9.3
Boarding
9.0
Comfort
9.0
Food
8.9
Entertainment
9.0
Overall
9.1
Reviews
1 / 5
10.0
ExcellentAndrew,Jan 2025
LAX - TPE
Crew
9.3
Boarding
9.0
Comfort
9.0
Food
8.9
Entertainment
9.0
Overall
9.1
Reviews
1 / 5
10.0
ExcellentAndrew,Jan 2025
LAX - TPE
Crew
9.3
Boarding
9.0
Comfort
9.0
Food
8.9
Entertainment
9.0
Overall
9.1
Reviews
1 / 5
10.0
ExcellentAndrew,Jan 2025
LAX - TPE
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.
Traveling to a place near Hong Kong?
Book flights to Hong Kong if you plan to visit one of these locationsRoseville
Mountain View
Santa Cruz
Turlock
Fairfield
South San Francisco
Manteca
Sausalito
Richmond
Watsonville
Hollister
Milpitas
Antioch
Hayward
Vallejo
Newark
Alameda
Campbell
Daly City
Pacific Grove
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Hong Kong to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Hong Kong to San Francisco
Discover the top 7 airlines 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 2,558,603 searches. Data last updated March 25, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$657 | Average$701 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$718 | Average$782 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$761 | Average$813 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$787 | Average$972 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$791 | Average$1,078 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$796 | Average$839 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$837 | Average$1,151 | FlexibilityNo cancel fee | On-time69% |