Cheap flights from Hong Kong to San Francisco from HK$2,994

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 24-2. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SFO
17 Feb — 24 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to San Francisco are usually found in September or October, booked 88 days in advance, depart on a Wednesday or Thursday 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 18 January 2026.

Round-trip from

HK$5,028

One-way from

HK$2,994

Popular in

July

Cheapest in

September

Average price

HK$6,393

Good round-trip deal

HK$5,471 or less

Good one-way deal

HK$5,231 or less
China Airlines
  • China Airlines
  • 7-2-24-2
  • 2 total stops
  • 35h 55m total
  • Hong Kong to San Francisco
24-2
  • 24-2
  • 1 total stop
  • 31h 25m total
  • Hong Kong to San Francisco
Highest demand for flights based on searches. 15% potential increase in price (HK$9,556 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$1,420 potential savings vs. average return price).
Average for round-trip flights in January 2026
Price to beat on a round-trip flight from Hong Kong Intl to San Francisco.
Price to beat on a one-way flight from Hong Kong Intl to San Francisco.

Find flight deals from Hong Kong to San Francisco

Enter your travel dates to find the best prices.

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 18 January 2026.

Sat 7-217:35
HKG
-
SFO
1 stop17h 10m
China Airlines
Tue 24-223:40
SFO
-
HKG
1 stop18h 45m
China Airlines
Deal found 17-1HK$5,028
Wed 4-312:35
HKG
-
SFO
1 stop17h 25m
Multiple Airlines
Tue 31-323:30
SFO
-
HKG
1 stop25h 50m
Multiple Airlines
Deal found 16-1HK$5,091
Wed 4-312:35
HKG
-
SFO
1 stop17h 25m
Multiple Airlines
Sun 8-323:50
SFO
-
HKG
1 stop20h 30m
Multiple Airlines
Deal found 16-1HK$5,114
Mon 9-200:40
HKG
-
SFO
1 stop29h 20m
Asiana Airlines
Tue 3-323:50
SFO
-
HKG
1 stop30h 50m
Asiana Airlines
Deal found 15-1HK$5,137
Wed 11-213:10
HKG
-
SFO
1 stop16h 50m
Asiana Airlines
Tue 3-323:50
SFO
-
HKG
1 stop30h 50m
Asiana Airlines
Deal found 17-1HK$5,153
Wed 11-220:05
HKG
-
SFO
1 stop14h 40m
China Airlines
Wed 4-323:40
SFO
-
HKG
1 stop24h 55m
China Airlines
Deal found 15-1HK$5,184
Sun 8-313:10
HKG
-
SFO
1 stop16h 50m
Asiana Airlines
Fri 13-323:50
SFO
-
HKG
1 stop31h 50m
Asiana Airlines
Deal found 16-1HK$5,192
Tue 31-320:10
HKG
-
SFO
1 stop14h 45m
China Airlines
Mon 6-401:05
SFO
-
HKG
1 stop17h 10m
China Airlines
Deal found 17-1HK$5,200
Mon 2-314:05
HKG
-
SFO
1 stop20h 40m
China Airlines
Mon 9-323:40
SFO
-
HKG
1 stop19h 45m
China Airlines
Deal found 16-1HK$5,208
Mon 20-411:45
HKG
-
SFO
Nonstop12h 35m
United Airlines
Mon 20-419:11
SFO
-
HKG
1 stop19h 29m
United Airlines
Deal found 17-1HK$5,215

Cheapflights Fare Finder

 
Customise 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 70,647 searches. Data last updated 18 January 2026.
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

Departure

Return

Price

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 1-4

17:35-19:55

1 stop17h 20m

San Francisco

Sun 5-4

01:05-09:15

1 stop17h 10m

HK$5,387

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 8-2

20:05-18:45

1 stop14h 40m

San Francisco

Tue 10-3

23:40-09:15

1 stop18h 35m

HK$5,387

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 24-6

17:35-19:55

1 stop17h 20m

San Francisco

Fri 24-7

01:05-10:05

1 stop18h 00m

HK$5,387

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 19-6

12:20-23:46

2 stops26h 26m

San Francisco

Sat 4-7

11:05-05:00

1 stop26h 55m

HK$5,504

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 3-3

22:30-18:55

Nonstop12h 25m

San Francisco

Tue 10-3

06:00-19:15

1 stop22h 15m

HK$5,512

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 4-3

22:30-18:55

Nonstop12h 25m

San Francisco

Sun 8-3

22:44-19:15

1 stop29h 31m

HK$5,512

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 17-4

22:30-20:05

Nonstop12h 35m

San Francisco

Thu 23-4

08:12-18:30

1 stop19h 18m

HK$5,543

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 2-3

00:55-12:07

2 stops51h 12m

San Francisco

Tue 10-3

06:00-11:20

2 stops38h 20m

HK$5,551

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 4-3

12:35-22:41

2 stops26h 06m

San Francisco

Sun 8-3

16:47-23:10

2 stops39h 23m

HK$5,551

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 31-3

00:45-18:14

2 stops32h 29m

San Francisco

Mon 6-4

06:00-10:55

2 stops37h 55m

HK$5,551

Flights are sorted by cheapest return flights first.

Deals found on 16-1

Showing 1-10 of 24 results
1
2
3

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 return 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 return flight from Hong Kong to San Francisco. Price data was last updated on 16 January 2026.

The best time to book flights from Hong Kong to San Francisco is 88 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 HK$4,732). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of HK$6,151). 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 18 January 2026.

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

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 18 January 2026.
Check out reviews from past customers who have flown with 星宇航空, EVA Air, andChina 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.
星宇航空
8.9
Very Good

Food

8.6

Boarding

8.9

Entertainment

8.8

Overall

8.9

Comfort

8.8

Crew

9.1

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
星宇航空
8.9
Very Good
星宇航空
8.9
Very Good

Food

8.6

Boarding

8.9

Entertainment

8.8

Overall

8.9

Comfort

8.8

Crew

9.1

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
星宇航空
8.9
Very Good

Food

8.6

Boarding

8.9

Entertainment

8.8

Overall

8.9

Comfort

8.8

Crew

9.1

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
星宇航空
8.9
Very Good

Food

8.6

Boarding

8.9

Entertainment

8.8

Overall

8.9

Comfort

8.8

Crew

9.1

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
星宇航空
8.9
Very Good

Food

8.6

Boarding

8.9

Entertainment

8.8

Overall

8.9

Comfort

8.8

Crew

9.1

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
星宇航空
8.9
Very Good

Food

8.6

Boarding

8.9

Entertainment

8.8

Overall

8.9

Comfort

8.8

Crew

9.1

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.

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?

    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 00m for a nonstop flight. You can also purchase a plane ticket from 8 airlines when you book a flight from Hong Kong Intl to San Francisco.

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

  • How long is the flight from Hong Kong to San Francisco?

    For as low as HK$5,512, China Airlines can have you in San Francisco from Hong Kong in 12h 25m. Hong Kong and San Francisco are separated by a distance of 11121 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Our cheapest airline available from Hong Kong to San Francisco is 星宇航空. Our recent data shows that you can find tickets from as low as HK$4,683 on this airline. Additional options worth looking into are Philippine Airlines and China Airlines, starting at HK$4,798 and HK$4,841 round-trip. 星宇航空 is currently priced 27% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is 星宇航空, with whom users have recently found tickets for as low as HK$2,838. However, be on the lookout for offers from China Airlines and EVA Air, as they are both options that can get you from Hong Kong to San Francisco for a low price.

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

    The top 3 most reliable airlines when flying from Hong Kong to San Francisco are United Airlines (82%), American Airlines (71%) and Cathay Pacific (71%).

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

    Looking at all options, your cheapest flight can be booked for HK$5,058. While the most popular route (Hong Kong Intl - San Francisco) can be booked for HK$5,028 on average, our data indicates HK$6,189 when flying from Hong Kong to San Francisco.

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

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

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

    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.

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

    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.

  • 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 HK$4,732). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of HK$6,151). 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.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Newark
Rancho Cordova
Half Moon Bay
San Mateo
Seaside
San Ramon
Milpitas
Sunnyvale

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.

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 18 January 2026.

Top 8 airlines flying from Hong Kong to San Francisco

Discover the top 8 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 70,647 searches. Data last updated 18 January 2026.
AirlineCheapestAverageFlexibilityOn-time
星宇航空CheapestHK$4,683AverageHK$5,669FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
Philippine AirlinesCheapestHK$4,798AverageHK$7,222FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China AirlinesCheapestHK$4,841AverageHK$5,922FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Asiana AirlinesCheapestHK$5,035AverageHK$5,538FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapestHK$5,153AverageHK$6,894FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Cathay PacificCheapestHK$5,288AverageHK$6,667FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapestHK$5,293AverageHK$6,269FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
United AirlinesCheapestHK$5,390AverageHK$6,826FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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.

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

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.

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

Yes! Cheapflights helps users easily 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?

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.