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Cheap flights from Hong Kong to San Francisco from $375

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to San Francisco departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Hong Kong to San Francisco

Recent round-trip flight deals from Hong Kong to San Francisco

Enter your travel dates to find the best prices.
STARLUX Airlines Logo
7:45 pm - 7:00 pm
HKG
-
SFO
15h 15m1 stop
STARLUX Airlines Logo
11:10 pm - 10:10 am
SFO
-
HKG
19h 00m1 stop
$604STARLUX Airlines
Wed, Feb 4 - Sun, Feb 8
STARLUX Airlines Logo
7:45 pm - 7:00 pm
HKG
-
SFO
15h 15m1 stop
STARLUX Airlines Logo
11:10 pm - 6:30 pm
SFO
-
HKG
27h 20m1 stop
$608STARLUX Airlines
Mon, Feb 9 - Mon, Feb 16
STARLUX Airlines Logo
7:45 pm - 7:00 pm
HKG
-
SFO
15h 15m1 stop
STARLUX Airlines Logo
11:10 pm - 10:10 am
SFO
-
HKG
19h 00m1 stop
$609STARLUX Airlines
Thu, Feb 19 - Sun, Mar 1
China Airlines Logo
2:05 pm - 6:45 pm
HKG
-
SFO
20h 40m1 stop
China Airlines Logo
1:05 am - 10:05 am
SFO
-
HKG
18h 00m1 stop
$618China Airlines
Wed, Feb 11 - Mon, Mar 30
China Airlines Logo
10:20 am - 6:45 pm
HKG
-
SFO
24h 25m1 stop
China Airlines Logo
11:40 pm - 9:15 am
SFO
-
HKG
17h 35m1 stop
$620China Airlines
Sun, Feb 1 - Sat, Feb 28
STARLUX Airlines Logo
7:45 pm - 7:00 pm
HKG
-
SFO
15h 15m1 stop
STARLUX Airlines Logo
11:10 pm - 10:10 am
SFO
-
HKG
19h 00m1 stop
$621STARLUX Airlines
Sun, Feb 8 - Mon, Mar 2
STARLUX Airlines Logo
8:10 pm - 8:30 pm
HKG
-
SFO
15h 20m1 stop
STARLUX Airlines Logo
12:50 am - 6:55 pm
SFO
-
HKG
27h 05m1 stop
$622STARLUX Airlines
Mon, Apr 20 - Fri, Apr 24
United Airlines Logo
11:25 am - 11:43 am
HKG
-
SFO
40h 18m2 stops
United Airlines Logo
10:52 am - 7:00 am
SFO
-
HKG
28h 08m1 stop
$626United Airlines
Wed, Feb 4 - Sun, Feb 8
Asiana Airlines Logo
12:40 am - 2:00 pm
HKG
-
SFO
29h 20m1 stop
Asiana Airlines Logo
11:50 pm - 10:40 pm
SFO
-
HKG
31h 50m1 stop
$634Asiana Airlines
Mon, Feb 9 - Wed, Mar 25
Asiana Airlines Logo
12:40 am - 2:00 pm
HKG
-
SFO
29h 20m1 stop
Asiana Airlines Logo
11:30 pm - 11:40 am
SFO
-
HKG
21h 10m1 stop
$636Asiana Airlines
Mon, Feb 9 - Mon, Mar 30

EVA Air flights from Hong Kong to San Francisco

Our best EVA Air deals on Hong Kong to San Francisco flight tickets
EVA Air
Jan 31
HKG1:30 pmHong Kong Intl
21h 00m
1 stop
SFO6:30 pmSan Francisco
Feb 28
SFO11:50 pmSan Francisco
18h 20m
1 stop
HKG10:10 amHong Kong Intl
$647
Find similar
EVA Air
Jan 13
HKG9:50 pmHong Kong Intl
24h 40m
1 stop
SFO6:30 amSan Francisco
Mar 5
SFO11:50 pmSan Francisco
18h 20m
1 stop
HKG10:10 amHong Kong Intl
$663
Find similar
EVA Air
Mar 1
HKG3:30 pmHong Kong Intl
19h 00m
1 stop
SFO6:30 pmSan Francisco
Mar 27
SFO12:00 pmSan Francisco
17h 05m
1 stop
HKG8:05 pmHong Kong Intl
$665
Find similar

United Airlines flights from Hong Kong to San Francisco

Our best United Airlines deals on Hong Kong to San Francisco flight tickets
United Airlines
Feb 4
HKG11:25 amHong Kong Intl
40h 18m
2 stops
SFO11:43 amSan Francisco
Feb 8
SFO10:52 amSan Francisco
28h 08m
1 stop
HKG7:00 amHong Kong Intl
$626
Find similar
United Airlines
Jan 22
HKG10:30 pmHong Kong Intl
12h 25m
SFO6:55 pmSan Francisco
Feb 4
SFO6:53 pmSan Francisco
20h 07m
1 stop
HKG7:00 amHong Kong Intl
$656
Find similar
United Airlines
Jan 22
HKG10:35 amHong Kong Intl
12h 25m
SFO7:00 amSan Francisco
Jan 29
SFO7:25 amSan Francisco
19h 50m
1 stop
HKG7:15 pmHong Kong Intl
$657
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from Hong Kong to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 2/4

7:45 pm-7:00 pm

1 stop15h 15m

San Francisco

Sun 2/8

11:10 pm-10:10 am

1 stop19h 00m

$604

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 2/9

7:45 pm-7:00 pm

1 stop15h 15m

San Francisco

Mon 2/16

11:10 pm-6:30 pm

1 stop27h 20m

$608

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 2/19

7:45 pm-7:00 pm

1 stop15h 15m

San Francisco

Sun 3/1

11:10 pm-10:10 am

1 stop19h 00m

$609

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 2/11

2:05 pm-6:45 pm

1 stop20h 40m

San Francisco

Mon 3/30

1:05 am-10:05 am

1 stop18h 00m

$618

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 2/1

10:20 am-6:45 pm

1 stop24h 25m

San Francisco

Sat 2/28

11:40 pm-9:15 am

1 stop17h 35m

$620

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sun 2/8

7:45 pm-7:00 pm

1 stop15h 15m

San Francisco

Mon 3/2

11:10 pm-10:10 am

1 stop19h 00m

$621

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 4/20

8:10 pm-8:30 pm

1 stop15h 20m

San Francisco

Fri 4/24

12:50 am-6:55 pm

1 stop27h 05m

$622

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 2/4

11:25 am-11:43 am

2 stops40h 18m

San Francisco

Sun 2/8

10:52 am-7:00 am

1 stop28h 08m

$626

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 2/9

12:40 am-2:00 pm

1 stop29h 20m

San Francisco

Wed 3/25

11:50 pm-10:40 pm

1 stop31h 50m

$634

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 2/9

12:40 am-2:00 pm

1 stop29h 20m

San Francisco

Mon 3/30

11:30 pm-11:40 am

1 stop21h 10m

$636

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Hong Kong to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $740.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Hong Kong to San Francisco is on a Monday when prices can be found for as low as $937. The most expensive day to fly to San Francisco is Friday, with ticket prices averaging around $1,185.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Hong Kong to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $993. Flights in the morning are often more expensive with an average ticket price of $1,030.

What is the cheapest Hong Kong to San Francisco flight route?

Fly from Hong Kong Intl to San Francisco for the best Hong Kong - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $861 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Hong Kong for as low as $772 on momondo.

What cabin class options are available on Hong Kong to San Francisco flights?

There are 3 cabin classes available to choose from on Hong Kong to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Hong Kong to San Francisco flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hong Kong to San Francisco

Best Price Found

$671

Fastest flight time

12h 00m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Hong Kong in the past 72 hours is $671. The best round-trip flight deal from Hong Kong to San Francisco found on momondo in the last 72 hours is $665.
The fastest flight from Hong Kong to San Francisco takes 12h 00m
Direct flights go from Hong Kong to San Francisco every day.
There is 1 airport in San Francisco. From Hong Kong there are direct flights to San Francisco (SFO).
Search flight deals

  • When did momondo last update prices for flights from Hong Kong to San Francisco Airport?

    Prices for flights from Hong Kong to San Francisco Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Hong Kong to San Francisco Airport?

  • How old do you have to be to fly from Hong Kong to San Francisco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Hong Kong to San Francisco?

Best airlines flying from Hong Kong to San Francisco

Compare and see reviews for airlines that fly from Hong Kong to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Philippine AirlinesPriceFrom $581Free CancellationRating
7.3
942 reviews
Search Philippine Airlines flights
China AirlinesPriceFrom $590Free CancellationRating
8.3
793 reviews
Search China Airlines flights
STARLUX AirlinesPriceFrom $641Free CancellationRating
8.9
250 reviews
Search STARLUX Airlines flights
EVA AirPriceFrom $654Free CancellationRating
8.4
1,301 reviews
Search EVA Air flights
Asiana AirlinesPriceFrom $661Free CancellationRating
8.2
500 reviews
Search Asiana Airlines flights
Cathay PacificPriceFrom $685Free CancellationRating
7.6
1,105 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $690Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Hayward
Calistoga
Big Sur
Santa Clara
Walnut Creek
Berkeley
Daly City
Fremont
Half Moon Bay
Vallejo
Livermore
Salinas
Sunnyvale
Pacifica

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to San Francisco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Hong Kong.

Can I find flights from Hong Kong to San Francisco with flexible booking policies on momondo?

All flight searches from Hong Kong to San Francisco on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Hong Kong to San Francisco?

Once you have performed a search for Hong Kong to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Hong Kong to San Francisco right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Hong Kong to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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