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Cheap flights from Hong Kong to San Francisco from HK$3,383

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 5-9. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SFO
8 Jul — 15 Jul1
1 adult

Cheapflights Tip: The best prices from Hong Kong Intl to San Francisco are usually found in March or November, booked 86 days in advance, depart on a Tuesday or Wednesday 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 3 July 2025.

Round-trip from

HK$5,754

One-way from

HK$3,383

Popular in

August

Cheapest in

March

Average price

HK$9,443

Good round-trip deal

HK$8,275 or less

Good one-way deal

HK$3,730 or less
EVA Air
  • EVA Air
  • 25-9-9-10
  • 2 total stops
  • 32h 00m total
  • Hong Kong to San Francisco
5-9
  • 5-9
  • 1 total stop
  • 29h 05m total
  • Hong Kong to San Francisco
Highest demand for flights based on searches. 17% potential increase in price (HK$12,078 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (HK$2,232 potential savings vs. average return price).
Average for round-trip flights in July 2025
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

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 July 2025.

Mon 15-920:10HKG - SFO
1 stop15h 20mChina Airlines
Sat 27-1223:40SFO - HKG
1 stop17h 35mChina Airlines
Deal found 3-7HK$5,777
Sat 6-919:40HKG - SFO
1 stop26h 10mEVA Air
Sat 25-1012:30SFO - HKG
1 stop16h 35mEVA Air
Deal found 2-7HK$5,840
Sat 13-1218:00HKG - SFO
1 stop17h 30mPhilippine Airlines
Sat 17-122:30SFO - HKG
1 stop26h 30mPhilippine Airlines
Deal found 2-7HK$5,864
Sun 31-800:45HKG - SFO
1 stop29h 45mMultiple Airlines
Sat 18-1023:30SFO - HKG
1 stop21h 10mMultiple Airlines
Deal found 2-7HK$5,887
Tue 7-1011:15HKG - SFO
Nonstop12h 40mUnited Airlines
Wed 5-1123:15SFO - HKG
Nonstop15h 30mUnited Airlines
Deal found 3-7HK$5,911
Sat 20-1218:40HKG - SFO
1 stop38h 20mVietnam Airlines
Thu 1-121:10SFO - HKG
1 stop28h 15mVietnam Airlines
Deal found 3-7HK$6,005
Sat 11-1019:55HKG - SFO
Nonstop12h 35mCathay Pacific
Sun 19-1023:10SFO - HKG
Nonstop15h 00mCathay Pacific
Deal found 2-7HK$6,358
Mon 15-913:00HKG - SFO
1 stop17h 30mAsiana Airlines
Thu 25-1223:30SFO - HKG
1 stop31h 00mAsiana Airlines
Deal found 3-7HK$6,413
Wed 10-900:45HKG - SFO
1 stop24h 55mKorean Air
Mon 29-912:50SFO - HKG
1 stop18h 40mKorean Air
Deal found 2-7HK$6,523
Fri 5-912:20HKG - SFO
2 stops35h 44mDelta
Mon 15-906:00SFO - HKG
2 stops25h 30mDelta
Deal found 2-7HK$6,601
Tue 7-1014:45HKG - SFO
1 stop16h 45mANA
Tue 4-1100:20SFO - HKG
1 stop20h 35mANA
Deal found 2-7HK$6,641

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 July 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

Departure

Return

Price

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 15-9

20:10-20:30

1 stop15h 20m

San Francisco

Sat 27-12

23:40-09:15

1 stop17h 35m

HK$5,777

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 6-9

19:40-06:50

1 stop26h 10m

San Francisco

Sat 25-10

12:30-20:05

1 stop16h 35m

HK$5,840

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 13-12

18:00-19:30

1 stop17h 30m

San Francisco

Sat 17-1

22:30-17:00

1 stop26h 30m

HK$5,864

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 31-8

00:45-15:30

1 stop29h 45m

San Francisco

Sat 18-10

23:30-11:40

1 stop21h 10m

HK$5,887

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 7-10

11:15-08:55

Nonstop12h 40m

San Francisco

Wed 5-11

23:15-06:45

Nonstop15h 30m

HK$5,911

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 20-12

18:40-17:00

1 stop38h 20m

San Francisco

Thu 1-1

21:10-17:25

1 stop28h 15m

HK$6,005

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 11-10

19:55-17:30

Nonstop12h 35m

San Francisco

Sun 19-10

23:10-05:10

Nonstop15h 00m

HK$6,358

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 15-9

13:00-15:30

1 stop17h 30m

San Francisco

Thu 25-12

23:30-22:30

1 stop31h 00m

HK$6,413

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 10-9

00:45-10:40

1 stop24h 55m

San Francisco

Mon 29-9

12:50-22:30

1 stop18h 40m

HK$6,523

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 5-9

12:20-22:51

2 stops25h 31m

San Francisco

Fri 19-9

06:00-22:30

2 stops25h 30m

HK$6,601

Flights are sorted by cheapest return flights first.

Deals found on 2-7

Showing 1-10 of 16 results
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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 27 June 2025.

The best time to book flights from Hong Kong to San Francisco is 86 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, March is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of HK$796). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of HK$1,198). 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 July 2025.

It’s typically best to fly out from Hong Kong to San Francisco at midday. Doing so could potentially save you 27% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Hong Kong to San Francisco?

Use this chart to determine the cheapest time to fly return from Hong Kong to San Francisco. Price data was last updated on 29 June 2025.

Travellers seeking maximum savings on their Hong Kong to San Francisco flight should consider departing on Monday at midday when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Hong Kong to San Francisco

Explore weekly flight availability from Hong Kong to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 July 2025.

The most flights from HKG to SFO are scheduled on a Tuesday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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 July 2025.
Check out reviews from past customers who have flown with EVA Air, Korean Air, andANA 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.

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
8.4
Very Good

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 11 flights from Hong Kong Intl to San Francisco, all of which are around 12h 20m for a nonstop flight. You can also purchase a plane ticket from 9 airlines when you book a flight from Hong Kong Intl to San Francisco.

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

  • 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 EVA Air. Our recent data shows that you can find tickets from as low as HK$5,754 on this airline. Additional options worth looking into are China Airlines and United Airlines, starting at HK$5,777 and HK$5,911 round-trip. EVA Air is currently priced 21% 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 China Airlines, with whom users have recently found tickets for as low as HK$3,407. However, be on the lookout for offers from China Eastern 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 (96%), American Airlines (94%) and Cathay Pacific (94%).

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

    Looking at all options, your cheapest flight can be booked for HK$3,730. While the most popular route (Hong Kong Intl - San Francisco) can be booked for HK$4,914 on average our data indicates HK$14,110 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, March is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of HK$796). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of HK$1,198). 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 Hong Kong?

Book flights to Hong Kong if you plan to visit one of these locations
Sunnyvale
Newark
Rancho Cordova
Half Moon Bay
San Mateo
Burlingame
Mountain View
Seaside
San Ramon
Milpitas

Browse thousands of different options on Cheapflights for your next trip

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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 July 2025.

Top 9 airlines flying from Hong Kong to San Francisco

Discover the top 9 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 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestHK$4,987AverageHK$9,013FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Asiana AirlinesCheapestHK$5,084AverageHK$5,573FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
星宇航空CheapestHK$5,481AverageHK$5,979FlexibilityNo cancel feeOn-timeN/A
Search 星宇航空 flights
China AirlinesCheapestHK$5,507AverageHK$6,225FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestHK$5,888AverageHK$6,409FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
EVA AirCheapestHK$6,063AverageHK$6,627FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Cathay PacificCheapestHK$6,182AverageHK$7,019FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
United AirlinesCheapestHK$6,452AverageHK$7,416FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestHK$6,836AverageHK$8,844FlexibilityNo cancel feeOn-time79%
Search Japan 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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