HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$420+ Cheap flights from Hong Kong to San Francisco (SFO)

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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SFO
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hong Kong to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Hong Kong to San Francisco are usually found in March or June, booked 86 days in advance, depart on a Monday or Sunday and return on a Monday

Cheap flight deals from Hong Kong to San Francisco

Keep the following information in mind while searching for Hong Kong to San Francisco flight deals. Data was last updated July 30, 2025.

Round-trip from

$678
(Jettzy)

One-way from

$420
(Booking.com)

Popular in

August

Cheapest in

March

Average price

$1,091

Good round-trip deal

$1,074 or less

Good one-way deal

$745 or less
From Hong Kong to San Francisco
Search Deals
One-way flight from Hong Kong to San Francisco
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong to San Francisco.
Search Deals
Price to beat on a one-way flight from Hong Kong to San Francisco.
Search Deals

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 July 30, 2025.

This Jettzy deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/61:00 pmHKG - SFO
1 stop17h 30mAsiana Airlines
Sat 10/1811:30 pmSFO - HKG
1 stop21h 10mAsiana Airlines
Deal found 7/30$678
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:15 amHKG - SFO
1 stop25h 15mChina Airlines
Sat 11/811:40 pmSFO - HKG
1 stop17h 35mChina Airlines
Deal found 7/30$686
This Priceline deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:00 pmHKG - SFO
1 stop20h 09mAir Canada
Mon 9/151:05 pmSFO - HKG
2 stops36h 00mAir Canada
Deal found 7/27$696
This oojo deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/102:00 pmHKG - SFO
2 stops21h 37mMultiple Airlines
Tue 9/161:05 amSFO - HKG
1 stop26h 50mMultiple Airlines
Deal found 7/28$698
This Expedia deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:55 pmHKG - SFO
Nonstop12h 55mCathay Pacific
Wed 9/1711:10 pmSFO - HKG
Nonstop15h 00mCathay Pacific
Deal found 7/28$715
This Trip.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1211:15 amHKG - SFO
Nonstop12h 40mUnited Airlines
Fri 9/197:25 amSFO - HKG
1 stop18h 20mUnited Airlines
Deal found 7/29$716
This Kissandfly.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:30 pmHKG - SFO
Nonstop12h 40mLufthansa
Sun 9/1411:30 pmSFO - HKG
Nonstop14h 30mLufthansa
Deal found 7/29$729
This iWofly deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/63:25 pmHKG - SFO
1 stop15h 35mEVA Air
Sat 10/2512:30 pmSFO - HKG
1 stop29h 30mEVA Air
Deal found 7/29$733
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2311:00 pmHKG - SFO
1 stop36h 50mPhilippine Airlines
Mon 9/111:55 pmSFO - HKG
1 stop26h 25mPhilippine Airlines
Deal found 7/29$744

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 30, 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

Sat 9/6

1:00 pm-3:30 pm

1 stop17h 30m

San Francisco

Sat 10/18

11:30 pm-11:40 am

1 stop21h 10m

$678

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 9/6

10:15 am-8:30 pm

1 stop25h 15m

San Francisco

Sat 11/8

11:40 pm-9:15 am

1 stop17h 35m

$686

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 9/12

6:00 pm-11:09 pm

1 stop20h 09m

San Francisco

Mon 9/15

1:05 pm-4:05 pm

2 stops36h 00m

$696

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 9/10

2:00 pm-8:37 pm

2 stops21h 37m

San Francisco

Tue 9/16

1:05 am-6:55 pm

1 stop26h 50m

$698

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Wed 9/10

7:55 pm-5:50 pm

Nonstop12h 55m

San Francisco

Wed 9/17

11:10 pm-5:10 am

Nonstop15h 00m

$715

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Fri 9/12

11:15 am-8:55 am

Nonstop12h 40m

San Francisco

Fri 9/19

7:25 am-4:45 pm

1 stop18h 20m

$716

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Mon 9/1

10:30 pm-8:10 pm

Nonstop12h 40m

San Francisco

Sun 9/14

11:30 pm-5:00 am

Nonstop14h 30m

$729

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 9/6

1:30 pm-4:00 pm

1 stop17h 30m

San Francisco

Fri 10/24

1:10 am-10:05 am

1 stop17h 55m

$733

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 8/23

11:00 pm-8:50 pm

1 stop36h 50m

San Francisco

Mon 9/1

11:55 pm-5:20 pm

1 stop26h 25m

$744

Hong KongSan Francisco

HKG - SFO

HKGSFO

Hong Kong Intl

Sat 11/29

6:40 pm-5:00 pm

1 stop38h 20m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 15 results
1
2

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 round-trip 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 round-trip flight from Hong Kong to San Francisco. Price data was last updated on July 25, 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, January is the cheapest month in which you can book a flight from Hong Kong to San Francisco (average of $276). Flying from Hong Kong to San Francisco in June is currently the most expensive (average of $358). 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 HK 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 July 30, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 18% on flights from Hong Kong to San Francisco by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Hong Kong to San Francisco. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Hong Kong to San Francisco flight should consider departing on Monday at noon when fares are most often at their lowest. Tuesday 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 July 30, 2025.

The most flights from HK0 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 (13 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 July 30, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air, and China 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.
STARLUX Airlines
9.0
Wonderful
199 reviews

Entertainment

8.9

Boarding

9.0

Overall

9.0

Food

8.8

Comfort

8.9

Crew

9.3

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
199 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Entertainment

8.9

Boarding

9.0

Overall

9.0

Food

8.8

Comfort

8.9

Crew

9.3

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.
EVA Air
8.4
Very good
1,222 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Entertainment

8.9

Boarding

9.0

Overall

9.0

Food

8.8

Comfort

8.9

Crew

9.3

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.
China Airlines
8.3
Very good
754 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Entertainment

8.9

Boarding

9.0

Overall

9.0

Food

8.8

Comfort

8.9

Crew

9.3

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.
Asiana Airlines
8.2
Very good
467 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Entertainment

8.9

Boarding

9.0

Overall

9.0

Food

8.8

Comfort

8.9

Crew

9.3

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.
Cathay Pacific
7.6
Good
949 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Entertainment

8.9

Boarding

9.0

Overall

9.0

Food

8.8

Comfort

8.9

Crew

9.3

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.

  • What airport do you fly into for flights to San Francisco from Hong Kong?

    Located just 11.8 mi from the city center, San Francisco (SFO) is the airport most travelers will use when flying to San Francisco from Hong Kong.

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

    Flights from Hong Kong to San Francisco have been viewed 34 times in the past calendar month.

  • What are the cheapest airlines flying from Hong Kong to San Francisco round-trip?

    Flying on Asiana Airlines is currently your cheapest option to San Francisco, with prices starting at $678. Additional round-trip tickets that might be worth considering are offered by China Airlines and Air Canada, with the lowest prices starting at $686 and $696, respectively. These flights start at 26% lower than the current average price 3 months from now.

  • 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 $420 on Vietnam Airlines. Other airlines that offer cheap prices include China Airlines from $422 and STARLUX Airlines from $431 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Hong Kong to San Francisco on time: United Airlines (94%), American Airlines (86%), Cathay Pacific (86%).

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

    Looking for the cheapest flight from Hong Kong to San Francisco? While on average our users pay $3,153, our data indicates the cheapest price to be $651. The most popular route (Hong Kong Intl - San Francisco), is priced around $594.

  • 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 vacation 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 $276). Flying from Hong Kong to San Francisco in June is currently the most expensive (average of $358). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
South San Francisco
Livermore
Turlock
Manteca
Antioch
Hollister
Watsonville
Sunnyvale
Newark
Milpitas
Campbell
Foster City
Capitola
Santa Clara
San Leandro
Burlingame
Redwood City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Haneda to Los Angeles flights
Incheon Intl to Los Angeles flights
Manila to Los Angeles flights
Narita to Los Angeles flights
Taiwan Taoyuan Intl to Los Angeles flights
New Delhi to San Francisco flights
Mumbai to San Francisco flights
Taiwan Taoyuan Intl to San Francisco flights
Incheon Intl to San Francisco flights
Kuala Lumpur Intl to San Francisco flights
Suvarnabhumi to Los Angeles flights
Manila to San Francisco flights
Bangalore to San Francisco flights
Haneda to San Francisco flights
Hongqiao Intl to Los Angeles flights
Hong Kong to Los Angeles flights
Hongqiao Intl to San Francisco flights
Ho Chi Minh City to Los Angeles flights
New Delhi to San Jose flights
Suvarnabhumi to San Francisco flights
Narita to San Francisco flights
New Delhi to Los Angeles flights
New Delhi to Oakland flights
Pu Dong to Los Angeles flights
Pu Dong to San Francisco flights
Kansai Intl to Los Angeles flights
Yerevan to Los Angeles flights
Mumbai to Los Angeles flights
Incheon Intl to Las Vegas flights
Hyderabad to San Francisco flights
Gimpo Intl to Los Angeles flights
Hong Kong to San Francisco flights
Sung Shan to Los Angeles flights
Singapore to Los Angeles flights
Narita to Ontario flights
Taiwan Taoyuan Intl to Ontario flights
Haneda to Ontario flights
Narita to San Diego flights
Incheon Intl to Ontario flights
Manila to Ontario flights
Manila to Las Vegas flights
Mumbai to San Jose flights
Singapore to San Francisco flights
Chennai to San Francisco flights
Gimpo Intl to San Francisco flights
Ho Chi Minh City to San Francisco flights
Capital to San Francisco flights
Ahmedabad to Los Angeles flights
Soekarno-Hatta Intl to Los Angeles flights

Top 6 airlines flying from Hong Kong to San Francisco

Discover the top 6 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 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$653Average$772FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$657Average$688FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$700Average$794FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$751Average$824FlexibilityNo cancel feeOn-time74%
Cathay PacificCheapest$786Average$894FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$792Average$1,033FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.