Cheap Cathay Pacific Flights from San Francisco to Hong Kong (SFO→HKG)

View AU$816 flight on Wed, 21 Jan 2026Opens in a new window
    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Fri, 24 Oct - Tue, 28 Oct
SFO
San Francisco
HKG
Hong Kong SAR
AU$1,548 Return, found 9 hours ago
AU$1,548
Return
found 9 hours ago
Select Cathay Pacific flight, departing Fri, 24 Oct from San Francisco to Hong Kong SAR, returning Tue, 28 Oct, priced at AU$1,548 found 9 hours ago
Flight from San Francisco to Hong Kong route information
Origin airport
San Francisco Intl.
Destination airport
Hong Kong Intl.
Airlines serving
Air Canada, Air India, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, Delta, EVA Airways, Japan Airlines, Philippine Airlines, Singapore Airlines, United, Vietnam Airlines
Popular airline
American Airlines
Distance
11060 km
Average flight time
29 hours 48 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 find cheap Cathay Pacific round-trip flights from AU$1,548 from SFO to HKG. Affordable one-way options from AU$816 are also available.**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?
Look for return or one-way flights to Hong Kong in August or July. You could find a cheap fare with Cathay Pacific during these off-season months.
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 one of Cathay Pacific's 14 weekly direct flights. Make use of our "Nonstop" and "Airline" filters to find the Cathay Pacific flight that'll take you to HKG at a time that suits you.
How long does it take to fly from SFO to HKG with Cathay Pacific?
Leave San Francisco Intl. Airport (SFO) for Hong Kong Intl. Airport (HKG) on a nonstop Cathay Pacific flight, and you'll be in the air for about 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 a great day to find something that will suit your plans.
What airports does Cathay Pacific fly into in Hong Kong?
Cathay Pacific flights from San Francisco Intl. Airport (SFO) to Hong Kong come in to land at Hong Kong Intl. Airport (HKG). This is the main entry point to this destination.
What kind of luggage can I take on a Cathay Pacific flight from San Francisco Intl. Airport (SFO) to Hong Kong Intl. Airport (HKG)?
On Cathay Pacific, you can fly standard economy from SFO to HKG with a small personal item and 1 cabin bag. Your carry-on bag should be no larger than 56 centimetres x 23 centimetres x 36 centimetres and weigh less than 15 kgs. Exceeding baggage limits could lead to additional fees, so check your carrier's latest policies before booking.
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 flies Boeing 777-300ER and Airbus A350-900 planes. Remember that last-minute changes can occur for operational needs, meaning your flight could 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)?
Depending on the type of ticket you purchased, a fee typically applies if you cancel or reschedule your flight more than 24 hours after it's confirmed. To secure flexible plane tickets, select our "No cancel fee" or "Changes included" filter while searching for flights. For more details on cancelling or modifying your reservation, go to "Trips," select your flight and tick "Manage Booking."

Explore a world of travel with Expedia

*Available to Expedia members.