$343 Cheap Flights from San Francisco (SFO) to Hong Kong (HKG)

View $343 flight on Sat, Sep 20, 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Hong Kong International Airport (HKG)

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Cheap Flights from San Francisco to Hong Kong (SFO-HKG)

Prices were available within the past 7 days and start at $343 for one-way flights and $625 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Thu, Sep 4 - Sat, Sep 6
SFO
San Francisco
HKG
Hong Kong SAR
$625 Roundtrip, just found
$625
Roundtrip
just found
Select China Eastern Airlines flight, departing Thu, Sep 4 from San Francisco to Hong Kong SAR, returning Sat, Sep 6, priced at $625 just found
Air Canada
Tue, Sep 16 - Thu, Sep 18
SFO
San Francisco
HKG
Hong Kong SAR
$637 Roundtrip, just found
$637
Roundtrip
just found
Select Air Canada flight, departing Tue, Sep 16 from San Francisco to Hong Kong SAR, returning Thu, Sep 18, priced at $637 just found
Philippine Airlines
Mon, Nov 24 - Thu, Nov 27
SFO
San Francisco
HKG
Hong Kong SAR
$699 Roundtrip, found 2 days ago
$699
Roundtrip
found 2 days ago
Select Philippine Airlines flight, departing Mon, Nov 24 from San Francisco to Hong Kong SAR, returning Thu, Nov 27, priced at $699 found 2 days ago
Air China
Sat, Oct 25 - Tue, Oct 28
SFO
San Francisco
HKG
Hong Kong SAR
$739 Roundtrip, found 23 hours ago
$739
Roundtrip
found 23 hours ago
Select Air China flight, departing Sat, Oct 25 from San Francisco to Hong Kong SAR, returning Tue, Oct 28, priced at $739 found 23 hours ago
Vietnam Airlines
Thu, Sep 11 - Wed, Sep 17
SFO
San Francisco
HKG
Hong Kong SAR
$819 Roundtrip, just found
$819
Roundtrip
just found
Select Vietnam Airlines flight, departing Thu, Sep 11 from San Francisco to Hong Kong SAR, returning Wed, Sep 17, priced at $819 just found
China Airlines
Thu, Oct 23 - Sat, Oct 25
SFO
San Francisco
HKG
Hong Kong SAR
$833 Roundtrip, just found
$833
Roundtrip
just found
Select China Airlines flight, departing Thu, Oct 23 from San Francisco to Hong Kong SAR, returning Sat, Oct 25, priced at $833 just found
United
Tue, Oct 21 - Thu, Oct 23
SFO
San Francisco
HKG
Hong Kong SAR
$843 Roundtrip, just found
$843
Roundtrip
just found
Select United flight, departing Tue, Oct 21 from San Francisco to Hong Kong SAR, returning Thu, Oct 23, priced at $843 just found
Asiana Airlines
Tue, Oct 14 - Thu, Oct 16
SFO
San Francisco
HKG
Hong Kong SAR
$845 Roundtrip, just found
$845
Roundtrip
just found
Select Asiana Airlines flight, departing Tue, Oct 14 from San Francisco to Hong Kong SAR, returning Thu, Oct 16, priced at $845 just found
United
Tue, Oct 21 - Thu, Oct 23
SFO
San Francisco
HKG
Hong Kong SAR
$845 Roundtrip, just found
$845
Roundtrip
just found
Select United flight, departing Tue, Oct 21 from San Francisco to Hong Kong SAR, returning Thu, Oct 23, priced at $845 just found
All Nippon Airways
Tue, Oct 21 - Thu, Oct 23
SFO
San Francisco
HKG
Hong Kong SAR
$872 Roundtrip, just found
$872
Roundtrip
just found
Select All Nippon Airways flight, departing Tue, Oct 21 from San Francisco to Hong Kong SAR, returning Thu, Oct 23, priced at $872 just found

Find the cheapest month to fly from San Francisco (SFO) to Chek Lap Kok (HKG)

February is typically the cheapest month to fly

From $606 - $1,540 per traveler.

Graph displaying average flight prices per month

Alternative airports near Chek Lap Kok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Macau Intl. MFM. Flights from $926
MFM
Macau Intl.
Flights from $926
Select flight to Shenzhen Intl. SZX. Cheapest option available. Flights from $854
SZX
Shenzhen Intl.
Cheapest
Flights from $854
Flights from San Francisco (SFO) to Hong Kong (HKG)
Origin airport
San Francisco Intl.
Destination airport
Hong Kong Intl.
Airlines serving
Air Canada, Air India, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, Delta, EVA Airways, Emirates, Japan Airlines, Korean Air, Philippine Airlines, Qantas Airways, STARLUX Airlines, Singapore Airlines, United, Vietnam Airlines
Roundtrip price
$624
Distance
6912 mi
Average flight time
29 hours 11 mins

San Francisco to Hong Kong Flights

The cheapest times to fly from San Francisco to Hong Kong

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Hong Kong are during the month of September. You can find some of the cheapest flights from San Francisco to Hong Kong with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Hong Kong

Sunday is one of the best days to book for cheap flights from San Francisco to Hong Kong: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Hong Kong

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Hong Kong in 2025. You can also book with separate airlines for your outbound and return journeys, from $343 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Hong Kong flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Hong Kong airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) cost?
Cheap return flights from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) start from $960. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving SFO on August 19 2025 and touching down at HKG. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from SFO to HKG?
The cheapest flights from SFO to HKG are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
If you're departing from San Francisco Intl. Airport (SFO), you can take a nonstop flight to Hong Kong Intl. Airport (HKG) with United Airlines.
What is the cheapest airline that flies from SFO to HKG?
Fly from SFO to HKG with United. This airline currently has the cheapest one-way ticket for this route, starting at $519. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SFO on October 16 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
With an average of 4 nonstop flights departing from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) daily, you'll be soaring through the skies in no time.
What are the most popular departure times for flights from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
More travelers fly between SFO and HKG at 11 AM than at any other time. Looking for a quieter experience? Pick a flight outside the busiest times and you're likely to save on your ticket as well.
What day of the week has the most flights from SFO to HKG?
If you travel on a Saturday, you'll get the biggest range of options for flights from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG).
What is the earliest flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
Hop on the earliest flight at around 11:25AM UTC-8, leaving from San Francisco Intl. Airport (SFO). You'll be flying for around 15h 35m, coming in to land at Hong Kong Intl. Airport (HKG) at approximately 7:00PM UTC+8.
How long does it take to fly from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
Flights from SFO to HKG have an average travel time of 15 hours and 33 minutes. The total distance between these two airports is 6,900 mi.
What airline has the least delays from SFO to HKG?
With 86% of journeys usually landing on time, Cathay Pacific has the best on-time performance for direct flights from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG). To monitor your flight status and get notified if anything changes, head to the Expedia App.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
To land at Hong Kong Intl. Airport (HKG) on time, book a flight that takes off from San Francisco Intl. Airport (SFO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Hong Kong from San Francisco Intl. Airport (SFO)?
If you're boarding a direct flight from San Francisco Intl. Airport (SFO) to Hong Kong, Hong Kong Intl. Airport (HKG) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) last-minute?
Waiting until right before your break to book a ticket from SFO to HKG generally means paying more. While you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans for a better chance of landing a bargain.
Is it cheaper to book a SFO to HKG flight and hotel package?
Compared with arranging flights and hotels separately, booking a SFO to HKG flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the stress out of planning your trip. Just secure your flights and select from our wide range of stays, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
In most cases, you can cancel or reschedule your SFO to HKG flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want further information, go to our Customer Service portal.

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San Francisco nearby Airports

San Jose

Norman Y. Mineta San Jose Intl. to Hong Kong
$805.25

Oakland

Oakland Intl. to Hong Kong
$920.71
*Available to One Key members.