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Cheap flights from Hong Kong to San Francisco from $384

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.
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0 bags

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STARLUX Airlines Logo
7:45 pm - 8:00 pmHKG-SFO
15h 15m1 stop
STARLUX Airlines Logo
12:10 am - 6:30 pmSFO-HKG
27h 20m1 stop
$659STARLUX Airlines
Find Deal
Mon, Mar 16 - Sun, Mar 22
Multiple Airlines Logo
12:40 am - 2:00 pmHKG-SFO
29h 20m1 stop
Multiple Airlines Logo
11:50 pm - 4:50 pmSFO-HKG
25h 00m1 stop
$660Multiple Airlines
Find Deal
Thu, Jan 29 - Fri, Jan 30
Asiana Airlines Logo
12:40 am - 2:00 pmHKG-SFO
29h 20m1 stop
Asiana Airlines Logo
11:30 pm - 11:40 amSFO-HKG
21h 10m1 stop
$661Asiana Airlines
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Wed, Feb 4 - Thu, Apr 9
Cathay Pacific Logo
1:00 am - 9:15 pmHKG-SFO
12h 15mnonstop
Cathay Pacific Logo
11:25 am - 7:00 pmSFO-HKG
15h 35mnonstop
$666Cathay Pacific
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Tue, Nov 18 - Thu, Dec 4
EVA Air Logo
7:40 pm - 6:30 pmHKG-SFO
14h 50m1 stop
EVA Air Logo
12:30 pm - 8:45 pmSFO-HKG
17h 15m1 stop
$669EVA Air
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Thu, Feb 5 - Thu, Apr 9
United Airlines Logo
10:45 pm - 2:53 pmHKG-SFO
32h 08m2 stops
United Airlines Logo
7:25 am - 7:15 pmSFO-HKG
19h 50m1 stop
$670United Airlines
Find Deal
Tue, Jan 27 - Mon, Feb 9
EVA Air Logo
1:30 pm - 2:50 pmHKG-SFO
17h 20m1 stop
EVA Air Logo
11:50 pm - 10:10 amSFO-HKG
18h 20m1 stop
$671EVA Air
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Thu, Feb 5 - Sun, Feb 8
Asiana Airlines Logo
12:40 am - 2:00 pmHKG-SFO
29h 20m1 stop
Asiana Airlines Logo
11:30 pm - 11:40 amSFO-HKG
21h 10m1 stop
$676Asiana Airlines
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Wed, Feb 4 - Thu, Apr 9
Cathay Pacific Logo
1:30 pm - 9:45 amHKG-SFO
12h 15mnonstop
Cathay Pacific Logo
11:25 am - 7:00 pmSFO-HKG
15h 35mnonstop
$687Cathay Pacific
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Thu, Feb 5 - Sun, Feb 8
United Airlines Logo
10:30 pm - 6:55 pmHKG-SFO
12h 25mnonstop
United Airlines Logo
11:40 am - 7:20 pmSFO-HKG
15h 40mnonstop
$703United Airlines
Find Deal
Tue, Jan 27 - Mon, Feb 9

Cathay Pacific flights from Hong Kong to San Francisco

Our best Cathay Pacific deals on Hong Kong to San Francisco flight tickets
Cathay Pacific
Nov 18
HKG1:00 amHong Kong Intl
12h 15m
SFO9:15 pmSan Francisco
Dec 4
SFO11:25 amSan Francisco
15h 35m
HKG7:00 pmHong Kong Intl
$666
Find similar
Cathay Pacific
Feb 5
HKG1:30 pmHong Kong Intl
12h 15m
SFO9:45 amSan Francisco
Feb 8
SFO11:25 amSan Francisco
15h 35m
HKG7:00 pmHong Kong Intl
$687
Find similar
Cathay Pacific
Jan 26
HKG1:00 amHong Kong Intl
12h 00m
SFO9:00 pmSan Francisco
Feb 9
SFO9:45 pmSan Francisco
15h 15m
HKG5:00 amHong Kong Intl
$691
Find similar

Air Canada flights from Hong Kong to San Francisco

Our best Air Canada deals on Hong Kong to San Francisco flight tickets
Air Canada
Feb 5
HKG8:25 pmHong Kong Intl
37h 04m
2 stops
SFO5:29 pmSan Francisco
Feb 8
SFO8:31 amSan Francisco
18h 09m
1 stop
HKG6:40 pmHong Kong Intl
$682
Find similar
Air Canada
May 1
HKG6:00 pmHong Kong Intl
15h 38m
1 stop
SFO6:38 pmSan Francisco
Jul 5
SFO11:15 pmSan Francisco
25h 50m
2 stops
HKG4:05 pmHong Kong Intl
$755
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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 November 5, 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

Mon 3/16

7:45 pm-8:00 pm

1 stop15h 15m

San Francisco

Sun 3/22

12:10 am-6:30 pm

1 stop27h 20m

$659

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 1/29

12:40 am-2:00 pm

1 stop29h 20m

San Francisco

Fri 1/30

11:50 pm-4:50 pm

1 stop25h 00m

$660

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 2/4

12:40 am-2:00 pm

1 stop29h 20m

San Francisco

Thu 4/9

11:30 pm-11:40 am

1 stop21h 10m

$661

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 11/18

1:00 am-9:15 pm

Nonstop12h 15m

San Francisco

Thu 12/4

11:25 am-7:00 pm

Nonstop15h 35m

$666

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 2/5

7:40 pm-6:30 pm

1 stop14h 50m

San Francisco

Thu 4/9

12:30 pm-8:45 pm

1 stop17h 15m

$669

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 1/27

10:45 pm-2:53 pm

2 stops32h 08m

San Francisco

Mon 2/9

7:25 am-7:15 pm

1 stop19h 50m

$670

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 2/5

1:30 pm-2:50 pm

1 stop17h 20m

San Francisco

Sun 2/8

11:50 pm-10:10 am

1 stop18h 20m

$671

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 2/4

12:40 am-2:00 pm

1 stop29h 20m

San Francisco

Thu 4/9

11:30 pm-11:40 am

1 stop21h 10m

$676

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Thu 2/5

1:30 pm-9:45 am

Nonstop12h 15m

San Francisco

Sun 2/8

11:25 am-7:00 pm

Nonstop15h 35m

$687

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Tue 1/27

10:30 pm-6:55 pm

Nonstop12h 25m

San Francisco

Mon 2/9

11:40 am-7:20 pm

Nonstop15h 40m

$703

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 $754.

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 $997. The most expensive day to fly to San Francisco is Friday, with ticket prices averaging around $1,205.

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 in the evening. Our users have found flights to San Francisco in the evening for as low as $1,033. Flights at noon are often more expensive with an average ticket price of $1,091.

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

Fly from Hong Kong Intl to San Francisco for the best Hong Kong Intl - 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 $875 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 $778 on momondo.

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

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

How have Hong Kong to San Francisco flight prices changed over time?

As of November 2025, prices for Hong Kong to San Francisco flights are approximately 41% cheaper when compared to flights at the same time last year.

When to book flights from Hong Kong to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Hong Kong to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hong Kong to San Francisco (HKG to SFO) 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

$597

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 $597. The best round-trip flight deal from Hong Kong to San Francisco found on momondo in the last 72 hours is $687.
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 near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Hong Kong Intl to San Francisco by plane?

    Hong Kong Intl and San Francisco are 6889.1 mi apart from one another. Typically, this will take 12h 00m by plane in normal conditions.

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

    Prices for flights from Hong Kong Intl Airport to San Francisco Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hong Kong Intl Airport to San Francisco Airport.

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

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek 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?

  • What is the most popular airline 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
932 reviews
Search Philippine Airlines flights
STARLUX AirlinesPriceFrom $652Free CancellationRating
8.9
219 reviews
Search STARLUX Airlines flights
EVA AirPriceFrom $655Free CancellationRating
8.4
1,270 reviews
Search EVA Air flights
China AirlinesPriceFrom $657Free CancellationRating
8.3
777 reviews
Search China Airlines flights
Asiana AirlinesPriceFrom $661Free CancellationRating
8.2
484 reviews
Search Asiana Airlines flights
Cathay PacificPriceFrom $687Free CancellationRating
7.6
1,053 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $690Free CancellationRating
7.4
9,004 reviews
Search United Airlines flights

  • Cathay Pacific Flights From Hong Kong to San Francisco

    The lowest priced Cathay Pacific flight from Hong Kong to San Francisco from the last 72 hours was $687. Generally, Cathay Pacific has 17 flights on this route every week with an average price of $834. Cathay Pacific is rated 7.6/10 by our users.

  • United Airlines Flights From Hong Kong to San Francisco

    $690 is the best United Airlines flight deal from Hong Kong to San Francisco found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $950, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 9,004 user reviews) flies into San Francisco from Hong Kong 14 times in an average week so prices can vary.

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
Calistoga
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Vallejo
Walnut Creek
Half Moon Bay
Salinas
Livermore
Turlock
South San Francisco

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hong Kong to San Francisco for you.

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

Yes. momondo enables you to select and highlight flights to San Francisco from Hong Kong with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from Hong Kong.

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

If you are not ready to book a flight from Hong Kong to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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