SFO - HKG

£310 Find Cheap Flights from San Francisco to Hong Kong – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£661
Typical prices: £805-£1,183
AIR PREMIA
Fri 27/11Mon 7/12
SFO - HKG • 1 stop
Cheapest direct flights
£1,023
Typical prices: £700-£822
Cathay Pacific
Mon 1/2Wed 24/2
SFO - HKG • Direct
Advice from real travellers
Cathay Pacific adds complimentary Wi-Fi; its A350 economy seats use 3-3-3.
United includes free meals in economy on this long-haul route.
Expert advice
Expert advice
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Direct flights
You can fly direct with Cathay Pacific and United Airlines. Average duration is 15h 30m
Direct flights
Direct flights
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Direct flights
Direct flights
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Avoid delays
Most punctual • 84% on-time
Best time • Fewest delays
Insights
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Top stopover airports
Cheapest • Avg £820 (return)
Shortest trip • 16h 25m (one-way)
Insights
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When to book
in advance
Our data shows that travellers who book at least 2 weeks in advance save around 7% compared to booking last minute.
Insights
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When to travel
Cheapest • 15% price drop
Most popular
Good to know
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Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Hong Kong!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from San Francisco to Hong Kong

Fri, 27 Nov - Mon, 7 Dec
AIR PREMIA Logo
15:20 - 12:05SFO  San Francisco-HKG Hong Kong Intl
28h 45m1 stop Incheon Intl
AIR PREMIA Logo
13:40 - 13:20HKG  Hong Kong Intl-SFO San Francisco
15h 40m1 stop Incheon Intl
£661AIR PREMIA
Tue, 24 Nov - Sun, 29 Nov
Philippine Airlines Logo
22:40 - 17:50SFO  San Francisco-HKG Hong Kong Intl
27h 10m1 stop Manila Ninoy Aquino Intl
Philippine Airlines Logo
11:25 - 19:45HKG  Hong Kong Intl-SFO San Francisco
24h 20m1 stop Manila Ninoy Aquino Intl
£689Philippine Airlines
Thu, 25 Mar - Tue, 6 Apr
Vietnam Airlines Logo
22:10 - 17:25SFO  San Francisco-HKG Hong Kong Intl
28h 15m1 stop Ho Chi Minh City
Vietnam Airlines Logo
18:45 - 17:55HKG  Hong Kong Intl-SFO San Francisco
38h 10m1 stop Ho Chi Minh City
£741Vietnam Airlines
Sat, 3 Apr - Tue, 6 Apr
Vietnam Airlines Logo
22:50 - 17:25SFO  San Francisco-HKG Hong Kong Intl
27h 35m1 stop Ho Chi Minh City
Vietnam Airlines Logo
18:45 - 17:55HKG  Hong Kong Intl-SFO San Francisco
38h 10m1 stop Ho Chi Minh City
£752Vietnam Airlines
Sat, 27 Mar - Wed, 7 Apr
Vietnam Airlines Logo
22:50 - 17:25SFO  San Francisco-HKG Hong Kong Intl
27h 35m1 stop Ho Chi Minh City
Vietnam Airlines Logo
18:45 - 17:55HKG  Hong Kong Intl-SFO San Francisco
38h 10m1 stop Ho Chi Minh City
£771Vietnam Airlines
Sun, 22 Nov - Wed, 9 Dec
AIR PREMIA Logo
15:20 - 12:05SFO  San Francisco-HKG Hong Kong Intl
28h 45m1 stop Incheon Intl
AIR PREMIA Logo
13:40 - 13:20HKG  Hong Kong Intl-SFO San Francisco
15h 40m1 stop Incheon Intl
£773AIR PREMIA
Wed, 27 Jan - Wed, 31 Mar
Asiana Airlines Logo
23:00 - 22:40SFO  San Francisco-HKG Hong Kong Intl
31h 40m1 stop Incheon Intl
Asiana Airlines Logo
13:00 - 15:20HKG  Hong Kong Intl-SFO San Francisco
17h 20m1 stop Incheon Intl
£796Asiana Airlines
Sun, 28 Mar - Fri, 2 Apr
Vietnam Airlines Logo
22:50 - 17:25SFO  San Francisco-HKG Hong Kong Intl
27h 35m1 stop Ho Chi Minh City
Vietnam Airlines Logo
18:45 - 17:55HKG  Hong Kong Intl-SFO San Francisco
38h 10m1 stop Ho Chi Minh City
£801Vietnam Airlines
Thu, 21 Jan - Tue, 26 Jan
Asiana Airlines Logo
23:00 - 22:40SFO  San Francisco-HKG Hong Kong Intl
31h 40m1 stop Incheon Intl
Asiana Airlines Logo
13:45 - 14:30HKG  Hong Kong Intl-SFO San Francisco
16h 45m1 stop Incheon Intl
£808Asiana Airlines
Thu, 21 Jan - Sun, 24 Jan
STARLUX Airlines Logo
23:10 - 18:30SFO  San Francisco-HKG Hong Kong Intl
27h 20m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
11:55 - 19:10HKG  Hong Kong Intl-SFO San Francisco
23h 15m1 stop Taipei City Taiwan Taoyuan Intl
£811STARLUX Airlines
Booking Insights

KAYAK’s insights & trends for San Francisco to Hong Kong flights

Get data-powered insights and trends into flights from San Francisco to Hong Kong to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from San Francisco to Hong Kong?

Flight prices are typical for this route right now.

Flights to Hong Kong from San Francisco usually cost between £654 and £942 in November.
The lowest price found in the past 5 days was £661 on AIR PREMIA (27 Nov–7 Dec).

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

The cheapest month for flights from San Francisco to Hong Kong is February, where tickets cost £665 (return) on average. On the other hand, the most expensive months are December and June, where the average cost of round-trip tickets is £1,104 and £1,002 respectively.

Can I save money by flying with a stopover from San Francisco to Hong Kong?

Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 1 stop stopover the cheapest option at £820 on average.

How far in advance should I book a flight from San Francisco to Hong Kong?

To get a below average price on the flight from San Francisco to Hong Kong, you should book around 2 weeks before departure, which saves you about 7% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

Expert advice

Expert advice for your flight from San Francisco to Hong Kong

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Chris Dong

Chris Dong

Expert on Cathay Pacific

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programmes – all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Robert Schrader

Robert Schrader

Expert on HKG

One of the web's original travel bloggers, Robert launched his first site, Leave Your Daily Hell, in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Blane Bachelor

Blane Bachelor

Expert on SFO

Blane Bachelor is a journalist and editor specialising in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favourite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history.

Good to know - Cheap tickets from San Francisco to Hong Kong

Low season

August

Cheapest flight

£310
Best time to beat the crowds (7% less expensive on average)
Most popular time to fly (27% more expensive on average)
Flight from San Francisco to Hong Kong

When to book flights from San Francisco to Hong Kong

Are your dates flexible? Find out the best times to travel from San Francisco to Hong Kong based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Flights from San Francisco to Hong Kong: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from San Francisco to Hong Kong 
ErnestFlew with Cathay Pacific-Jun 2026
Dress comfortably, no tight shoes, no tight clothes. It's a long haul.
LILLYFlew with United Airlines-May 2026
I recommend splurging for business class. A bit too cramped in economy.
Verified travelerFlew with Cathay Pacific-Sept 2024
Bring cleaning wipes with you if you intend to use the toilet.

FAQs for booking flights from San Francisco to Hong Kong

  • What is the cheapest flight from San Francisco to Hong Kong?

    In the last 5 days, the lowest price for a flight from San Francisco to Hong Kong was £310 for a one-way ticket and £661 for a return.

  • Which airports will I be using when flying from San Francisco to Hong Kong?

    When flying out of San Francisco you will be using San Francisco. You will be landing at Hong Kong, also known as Hong Kong Intl.

  • Which airlines offer Wi-Fi service onboard planes from San Francisco to Hong Kong?

    American Airlines, and Asiana Airlines offer inflight Wi-Fi service on the San Francisco to Hong Kong flight route.

  • Which aircraft models fly most regularly from San Francisco to Hong Kong?

    The Boeing 777-300ER is the aircraft model that flies most regularly on the San Francisco to Hong Kong flight route.

  • On which days can I fly direct from San Francisco to Hong Kong?

    There are direct flights from San Francisco to Hong Kong on a daily basis.

  • How does KAYAK find such low prices on flights from San Francisco to Hong Kong?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Francisco to Hong Kong.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Francisco to Hong Kong?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hong Kong from San Francisco is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Francisco to Hong Kong?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Hong Kong with an airline and back to San Francisco with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Francisco to Hong Kong?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hong Kong from San Francisco up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from San Francisco to Hong Kong

  • Looking for a cheap flight from Hong Kong to San Francisco? 25% of our users found flights on this route for £622 or less one-way.

Prefer to fly direct from San Francisco to Hong Kong?

 
Find which airlines fly direct from San Francisco Airport to Hong Kong Intl Airport, which days they fly and book direct flights.

Direct departures

San Francisco to Hong Kong Intl

Monday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Tuesday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Wednesday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Thursday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Friday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Saturday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Sunday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

See more direct flights

Direct returns

Hong Kong Intl to San Francisco

Monday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Tuesday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Wednesday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Thursday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Friday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Saturday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

Sunday

Cathay Pacific,United Airlines

Cathay Pacific,United Airlines

See more direct flights

More options for your flight from San Francisco to Hong Kong

Complete your trip to Hong Kong with a hotel stay or car hire