Cheap flights from Hong Kong to San Francisco from HK$3,030

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 13-5. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SFO
5 Mar — 12 Mar1
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 January, booked 88 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap 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 3 February 2026.

Tue 10-211:10
HKG
-
SFO
1 stop23h 35m
China Airlines
Tue 24-223:40
SFO
-
HKG
1 stop28h 30m
China Airlines
Deal found 2-2HK$4,983
Fri 6-211:10
HKG
-
SFO
1 stop23h 35m
China Airlines
Tue 17-223:40
SFO
-
HKG
1 stop24h 55m
China Airlines
Deal found 2-2HK$4,990
Thu 5-311:15
HKG
-
SFO
1 stop23h 45m
星宇航空
Sat 28-300:50
SFO
-
HKG
1 stop18h 05m
星宇航空
Deal found 3-2HK$5,037
Mon 8-613:40
HKG
-
SFO
1 stop22h 30m
Philippine Airlines
Thu 18-600:30
SFO
-
HKG
1 stop25h 30m
Philippine Airlines
Deal found 1-2HK$5,069
Fri 27-313:30
HKG
-
SFO
1 stop21h 10m
EVA Air
Wed 1-400:25
SFO
-
HKG
1 stop17h 25m
EVA Air
Deal found 1-2HK$5,076
Mon 2-300:40
HKG
-
SFO
1 stop29h 20m
Asiana Airlines
Sun 29-323:30
SFO
-
HKG
1 stop21h 10m
Asiana Airlines
Deal found 3-2HK$5,108
Tue 17-322:30
HKG
-
SFO
Nonstop12h 25m
United Airlines
Thu 16-418:25
SFO
-
HKG
1 stop20h 15m
United Airlines
Deal found 3-2HK$5,115
Sun 15-319:25
HKG
-
SFO
2 stops35h 09m
Air Canada
Thu 9-411:20
SFO
-
HKG
1 stop26h 55m
Air Canada
Deal found 31-1HK$5,123
Mon 9-211:20
HKG
-
SFO
1 stop23h 10m
EVA Air
Sun 22-223:30
SFO
-
HKG
1 stop17h 30m
EVA Air
Deal found 2-2HK$5,131
Wed 11-213:30
HKG
-
SFO
1 stop17h 20m
EVA Air
Tue 24-223:50
SFO
-
HKG
1 stop17h 10m
EVA Air
Deal found 2-2HK$5,139
Tue 10-222:30
HKG
-
SFO
Nonstop12h 25m
United Airlines
Wed 18-208:25
SFO
-
HKG
1 stop18h 50m
United Airlines
Deal found 3-2HK$5,147
Tue 10-210:35
HKG
-
SFO
Nonstop12h 25m
Multiple Airlines
Mon 16-207:25
SFO
-
HKG
1 stop19h 50m
Multiple Airlines
Deal found 2-2HK$5,154

Find 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 3 February 2026.

Round-trip from

HK$4,983

One-way from

HK$3,030

Popular in

July

Cheapest in

September

Average price

HK$5,998

Good round-trip deal

HK$5,761 or less

Good one-way deal

HK$4,787 or less
United Airlines
  • United Airlines
  • 6-3-16-3
  • Nonstop
  • 28h 00m total
  • Hong Kong to San Francisco
Asiana Airlines
  • Asiana Airlines
  • 13-5
  • 1 total stop
  • 17h 00m total
  • Hong Kong to San Francisco
Highest demand for flights based on searches. 16% potential increase in price (HK$10,026 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$1,462 potential savings vs. average return price).
Average for round-trip flights in February 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.

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 3 February 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

Tue 17-3

10:35-08:00

Nonstop12h 25m

San Francisco

Tue 7-4

08:49-18:30

1 stop18h 41m

HK$5,115

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 17-3

10:35-08:00

Nonstop12h 25m

San Francisco

Wed 8-4

12:00-05:40

1 stop26h 40m

HK$5,147

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 17-4

14:05-19:55

1 stop20h 50m

San Francisco

Tue 21-4

01:05-09:15

1 stop17h 10m

HK$5,272

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 27-3

22:30-19:55

Nonstop12h 25m

San Francisco

Thu 2-4

07:15-18:30

1 stop20h 15m

HK$5,303

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 20-5

11:30-21:10

1 stop24h 40m

San Francisco

Mon 1-6

00:30-21:55

1 stop30h 25m

HK$5,318

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 15-3

01:00-22:15

Nonstop12h 15m

San Francisco

Mon 6-4

00:20-06:15

Nonstop14h 55m

HK$5,475

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 18-3

01:00-22:15

Nonstop12h 15m

San Francisco

Sat 4-4

00:20-06:15

Nonstop14h 55m

HK$5,475

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 18-3

22:30-19:55

Nonstop12h 25m

San Francisco

Tue 7-4

07:15-18:30

1 stop20h 15m

HK$5,475

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 16-3

10:35-08:00

Nonstop12h 25m

San Francisco

Thu 9-4

06:00-18:30

1 stop21h 30m

HK$5,475

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 17-3

22:30-19:55

Nonstop12h 25m

San Francisco

Thu 9-4

08:49-18:30

1 stop18h 41m

HK$5,475

Flights are sorted by cheapest return flights first.

Deals found on 2-2

Showing 1-10 of 22 results
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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 30 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$4,764). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of HK$6,162). 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 3 February 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 3 February 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

Boarding

8.9

Comfort

8.8

Entertainment

8.8

Overall

8.9

Crew

9.1

Food

8.6

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

Boarding

8.9

Comfort

8.8

Entertainment

8.8

Overall

8.9

Crew

9.1

Food

8.6

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

Boarding

8.9

Comfort

8.8

Entertainment

8.8

Overall

8.9

Crew

9.1

Food

8.6

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

Boarding

8.9

Comfort

8.8

Entertainment

8.8

Overall

8.9

Crew

9.1

Food

8.6

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

Boarding

8.9

Comfort

8.8

Entertainment

8.8

Overall

8.9

Crew

9.1

Food

8.6

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

Boarding

8.9

Comfort

8.8

Entertainment

8.8

Overall

8.9

Crew

9.1

Food

8.6

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 15m 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$5,115, United 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$4,692 on this airline. Additional options worth looking into are Philippine Airlines and China Airlines, starting at HK$4,806 and HK$4,850 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$2,843. 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 (78%), American Airlines (65%) and Cathay Pacific (65%).

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

    Looking at all options, your cheapest flight can be booked for HK$3,573. While the most popular route (Hong Kong Intl - San Francisco) can be booked for HK$4,600 on average, our data indicates HK$6,865 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$4,764). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of HK$6,162). 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

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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 3 February 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 3 February 2026.
AirlineCheapestAverageFlexibilityOn-time
星宇航空CheapestHK$4,692AverageHK$5,570FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
Philippine AirlinesCheapestHK$4,806AverageHK$7,235FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China AirlinesCheapestHK$4,850AverageHK$5,802FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Asiana AirlinesCheapestHK$5,027AverageHK$5,543FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapestHK$5,162AverageHK$6,906FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Cathay PacificCheapestHK$5,286AverageHK$6,685FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapestHK$5,302AverageHK$6,207FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
United AirlinesCheapestHK$5,399AverageHK$6,793FlexibilityNo 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!

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