$525 Cheap Cathay Pacific flights San Francisco (SFO) to Hong Kong (HKG)

View $525 flight on Wed, Jan 14, 2026Opens in a new window

$525 Cheap Cathay Pacific flights San Francisco (SFO) to Hong Kong (HKG)

Prices were available within the past 7 days and start at $525 for one-way flights and $972 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Wed, Dec 3 - Tue, Dec 9
SFO
San Francisco
HKG
Hong Kong SAR
$972 Roundtrip, just found
$972
Roundtrip
just found
Select Cathay Pacific flight, departing Wed, Dec 3 from San Francisco to Hong Kong SAR, returning Tue, Dec 9, priced at $972 just found
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, British Airways, Cathay Pacific, China Airlines, China Eastern Airlines, Delta, EVA Airways, Emirates, Japan Airlines, Korean Air, Philippine Airlines, STARLUX Airlines, Singapore Airlines, United, Vietnam Airlines
Popular airline
Cathay Pacific
Distance
6912 mi
Average flight time
29 hours 53 mins

Frequently asked questions

How much is a Cathay Pacific flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
Apply the "Price (lowest to highest)" filter on Expedia to look for cheap Cathay Pacific round-trip flights from $972 from SFO to HKG. Affordable one-way fares from $525 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SFO to HKG with Cathay Pacific?
August is one of the most affordable months to fly to Hong Kong with Cathay Pacific. You could also find fantastic deals on one-way and round-trip fares in July.
What is the cheapest time to book flights from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) with Cathay Pacific?
Start your search for Cathay Pacific flights from SFO to HKG about one month before you want to leave. The cheapest time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your fare class or itinerary, the best day to book international airfare is usually Sunday. Friday is often the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Cathay Pacific fly nonstop from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
Yes, you can fly from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) on any of Cathay Pacific's 14 weekly direct flights. Use Expedia's "Nonstop" and "Airline" filters to find the Cathay Pacific flight that'll arrive at HKG at a time that suits you.
How long does it take to fly from SFO to HKG with Cathay Pacific?
From takeoff to touchdown, a direct Cathay Pacific flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) takes around 15h 25m.
Which day of the week has the most Cathay Pacific flights from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
Thursday has the most Cathay Pacific flights from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG). With 2 daily departures, this is the best day to book something that will work for your schedule.
What is the earliest Cathay Pacific flight from SFO to HKG?
Departing SFO at 11:25AM UTC-8, the earliest Cathay Pacific flight to HKG arrives at 7:00PM UTC+8. Flying earlier in the day means you're less likely to experience delays.* After something later? The last Cathay Pacific flight from SFO to HKG departs at 11:35PM UTC-8 and touches down at 6:55AM UTC+8.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Cathay Pacific fly into in Hong Kong?
Board a Cathay Pacific flight from San Francisco Intl. Airport (SFO) to Hong Kong, and you're most likely to arrive at Hong Kong Intl. Airport (HKG). This is the airline's main hub in this city.
What kind of luggage can I take on a Cathay Pacific flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
A standard economy ticket with Cathay Pacific from SFO to HKG includes 1 cabin bag and a small personal article. Your carry-on luggage allowance is 1 cabin bag up to 33 lb with dimensions no larger than 22 inches x 9 inches x 14 inches. Weight and size limits can differ based on the ticket type and cabin class. To avoid unexpected charges at the airport, check your Cathay Pacific booking or visit the airline's website before you start to pack.
Why fly with Cathay Pacific from SFO to HKG?
Traveling from SFO to HKG with Cathay Pacific means enjoying a host of benefits, including an excellent in-flight experience and a 5-star airline rating. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That's in addition to the Marco Polo Club points you can earn with Cathay Pacific.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Cathay Pacific fly from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
For the San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG) route, Cathay Pacific typically operates Boeing 777-300ER and Airbus A350-900 planes. Keep in mind that last-minute changes can occur for operational purposes, so your flight may be on a different aircraft.
Can I change or cancel my Cathay Pacific flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
You can usually modify or cancel your flight, although there may be additional fees if you made your booking over 24 hours ago. Want to keep your options open? Use our "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you have to adjust your plans. To make modifications, head to "Trips," select your flight and click on "Manage Booking" for more information.

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*Available to One Key members.