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Cheap flights from Hong Kong to San Francisco from £347

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 29/12. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SFO
16 Jul — 23 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 Thursday and return on a Wednesday

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 11 July 2025.

Round-trip from

£553

One-way from

£347

Popular in

August

Cheapest in

March

Average price

£885
Air Canada
  • Air Canada
  • 8/10-22/10
  • 3 total stops
  • 67h 28m total
  • Hong Kong to San Francisco
EVA Air
  • EVA Air
  • 29/12
  • 1 total stop
  • 35h 15m total
  • Hong Kong to San Francisco
Highest demand for flights based on searches. 17% potential increase in price (£106 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 11 July 2025.

Wed 8/1018:00HKG - SFO
1 stop31h 28mAir Canada
Wed 22/1013:05SFO - HKG
2 stops36h 00mAir Canada
Deal found 9/7£553
Sun 21/911:15HKG - SFO
Nonstop12h 40mUnited Airlines
Sun 19/1013:25SFO - HKG
Nonstop14h 30mUnited Airlines
Deal found 10/7£554
Sat 20/913:30HKG - SFO
1 stop17h 30mEVA Air
Tue 21/1012:30SFO - HKG
1 stop16h 25mEVA Air
Deal found 10/7£558
Sun 21/919:55HKG - SFO
Nonstop12h 35mCathay Pacific
Thu 16/1000:20SFO - HKG
Nonstop15h 00mCathay Pacific
Deal found 10/7£592
Mon 20/1000:45HKG - SFO
1 stop24h 55mKorean Air
Thu 13/1111:40SFO - HKG
1 stop19h 30mKorean Air
Deal found 9/7£616
Fri 5/900:45HKG - SFO
2 stops34h 12mDelta
Sat 8/1106:05SFO - HKG
2 stops25h 05mDelta
Deal found 10/7£619
Fri 10/1020:10HKG - SFO
1 stop15h 20mMultiple Airlines
Mon 20/1013:05SFO - HKG
2 stops36h 00mMultiple Airlines
Deal found 9/7£628
Wed 26/1100:30HKG - SFO
1 stop30h 30mAsiana Airlines
Wed 10/1223:30SFO - HKG
1 stop20h 20mAsiana Airlines
Deal found 9/7£672
Sun 24/811:05HKG - SFO
1 stop24h 25mChina Airlines
Sat 30/801:05SFO - HKG
1 stop18h 00mChina Airlines
Deal found 10/7£684
Wed 20/820:10HKG - SFO
1 stop15h 50mSTARLUX Airlines
Sun 12/1000:50SFO - HKG
1 stop18h 05mSTARLUX Airlines
Deal found 11/7£695

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 858,174 searches. Data last updated 11 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

Depart

Return

Price

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 8/10

18:00-10:28

1 stop31h 28m

San Francisco

Wed 22/10

13:05-16:05

2 stops36h 00m

£553

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 21/9

22:30-20:10

Nonstop12h 40m

San Francisco

Tue 21/10

23:30-05:00

Nonstop14h 30m

£554

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 20/9

13:30-16:00

1 stop17h 30m

San Francisco

Tue 21/10

12:30-19:55

1 stop16h 25m

£558

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 21/9

19:55-17:30

Nonstop12h 35m

San Francisco

Sat 18/10

00:20-06:20

Nonstop15h 00m

£592

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 20/10

00:45-10:40

1 stop24h 55m

San Francisco

Thu 13/11

11:40-23:10

1 stop19h 30m

£616

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 5/9

00:45-19:57

2 stops34h 12m

San Francisco

Sat 18/10

17:00-22:30

2 stops38h 30m

£619

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 10/10

20:10-20:30

1 stop15h 20m

San Francisco

Mon 20/10

13:05-16:05

2 stops36h 00m

£628

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 26/11

00:30-15:00

1 stop30h 30m

San Francisco

Wed 10/12

23:30-11:50

1 stop20h 20m

£672

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 24/8

11:05-20:30

1 stop24h 25m

San Francisco

Sat 30/8

01:05-10:05

1 stop18h 00m

£684

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 20/8

20:10-21:00

1 stop15h 50m

San Francisco

Sun 12/10

00:50-09:55

1 stop18h 05m

£695

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 23 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.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hong Kong to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Hong Kong to San Francisco?

Currently, February is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of £538). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of £803). 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 11 July 2025.

One of the essential ways to save on airfare from Hong Kong to San Francisco is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 10% on airfare.

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 11 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 (9 on average).

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 11 July 2025.
Check out reviews from past customers who have flown with STARLUX Airlines, EVA Air, andKorean Air 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.
STARLUX Airlines
9.0
Wonderful

Comfort

9.0

Food

8.9

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
STARLUX Airlines
9.0
Wonderful

Comfort

9.0

Food

8.9

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful

Comfort

9.0

Food

8.9

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful

Comfort

9.0

Food

8.9

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful

Comfort

9.0

Food

8.9

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful

Comfort

9.0

Food

8.9

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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.
  • 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?

    According to our current data, Air Canada (£553), United Airlines (£554), and EVA Air (£558) offers the cheapest pricing from Hong Kong to San Francisco. Air Canada is 19% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as £347 on EVA Air. Other airlines that offer cheap prices include China Airlines from £439 and STARLUX Airlines from £474 one-way.

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

    Before booking your flight to San Francisco from Hong Kong, check out the most reliable airlines to get you to your destination on time: United Airlines (96%), American Airlines (94%), Cathay Pacific( 94%).

  • 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, February is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of £538). Flying from Hong Kong to San Francisco in July is currently the most expensive (average of £803). 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
Santa Cruz
Vallejo
Newark
South San Francisco
Bodega Bay
Pacific Grove
Union City

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Alternative routes for Hong Kong to San Francisco

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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?

Cheapflights helps you find that perfect flight to San Francisco from Hong Kong by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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.

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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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