Cheap Flights from San Francisco International to Hong Kong Intl

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Flight deals from San Francisco International to Hong Kong Intl

Looking for a cheap last-minute deal or the best return flight from San Francisco International to Hong Kong Intl? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Francisco International to Hong Kong Intl

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Francisco International to Hong Kong Intl flights are currently cheapest in May.

Direct flights from San Francisco International to Hong Kong Intl

San Francisco International to Hong Kong Intl: Alternative routes

Compare routes from San Francisco International to Hong Kong below. You may find an airport to fly into that's cheaper, faster, or easier than Hong Kong Intl.

San Francisco to Hong Kong: Flight information

The things to know before you go.
Cheapest flight foundRs111,422
Cheapest month to flyMay
Average flight time14 hrs, 58 mins
Most popular airlineCathay Pacific
Average flights per week94

Finding cheap flights from San Francisco International to Hong Kong Intl: Frequently asked questions

The best price we found for a return flight from San Francisco International to Hong Kong Intl is Rs191,315. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
14 hours and 58 minutes is the average flight time from San Francisco International to Hong Kong Intl.
Cathay Pacific, MIAT Mongolian Airlines and American Airlines fly direct from San Francisco International to Hong Kong Intl.
As of May 2025, there are 94 flights per week flying from San Francisco International to Hong Kong Intl.
The cheapest month to fly from San Francisco International to Hong Kong Intl is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Francisco International Airport to Hong Kong Intl Airport on Wednesday, 17 September 2025.
Yes – the average flight time is 14 hours and 58 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Hong Kong Intl but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Hong Kong is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air Canada and United offer the cheapest flight tickets to Hong Kong Intl.

Travelling from San Francisco International Airport (SFO) to Hong Kong International Airport (HKG): what you need to know

  • The average time for a direct flight from San Francisco International Airport to Hong Kong International Airport is 15 hours.

  • Hong Kong's timezone is UTC+8, making Hong Kong 15 hours ahead of San Francisco.

  • Each week, there are 42 San Francisco International Airport to Hong Kong International Airport flights. If you prefer to take off as early as possible, select the 00:15 Cathay Pacific flight. If you're eager to make the most of your day before flying, the last departure is at 23:55 with Cathay Pacific.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Show up at the airport on time to catch your SFO to HKG flight.

  • Flying during a peak time like August? School holidays and other high seasons can mean longer lines and delays at security. Be extra cautious and get there up to four hours before international flights and two hours before a domestic departure.

  • Getting to Hong Kong (and then discovering more of China!) is a breeze with Cathay Pacific. This popular airline has direct flights from San Francisco International Airport to Hong Kong International Airport.

  • Cathay Pacific is the most frequently booked airline on this route.

  • Cathay Pacific ranks as the leading on-time carrier for SFO to HKG flights, with 82.86% of its services reaching their destination on schedule.

  • We make it simple to book a flight with a stopover. To see all your options for tickets from San Francisco International Airport to Hong Kong International Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to tour the city of your choice. Stopovers between SFO and HKG include:

    • Tan Son Nhat International Airport

    • Taiwan Taoyuan International Airport

    • Narita International Airport

How to find the cheapest flights from San Francisco International Airport (SFO) to Hong Kong International Airport (HKG)

  • The lowest price we've found for a one-way San Francisco International Airport to Hong Kong International Airport flight is Rs111,422. A return ticket is currently Rs191,315. Depending on the availability and when you book, these fares could change.

  • Book ten months before your departure date. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from SFO to HKG.

  • Organise your trip for September. That's the cheapest month for flights from San Francisco International Airport to Hong Kong International Airport. If you're flexible with your travel dates, try out the 'Whole month' tool to see the lowest price across every month.

  • Never miss a deal on cheap flights from SFO to HKG by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.

  • Pick your ideal arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from San Francisco International Airport to Hong Kong International Airport.

Handy information about San Francisco International Airport (SFO)

  • Of all flights departing from San Francisco International Airport, 77.36% touch down on time at their destination.

  • San Francisco International Airport is around 21 kilometres from central San Francisco. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.

  • The trip when using public transport usually takes 45 minutes.

  • Need a convenient hotel near SFO? If you're catching an early flight from San Francisco International Airport to Hong Kong International Airport, these stays will put you moments from your check-in counter:

Arriving at Hong Kong International Airport (HKG)

Getting from Hong Kong International Airport (HKG) to central Hong Kong

  • You'll find HKG at 1 Cheong Hong Rd.

  • Hong Kong International Airport is roughly 32 kilometres from the centre of Hong Kong. The drive time takes around 30 minutes.

  • If you're travelling on public transport, expect a journey of roughly 45 minutes.

When to fly to Hong Kong International Airport (HKG)

  • April is the most popular month for flights from San Francisco International Airport to Hong Kong International Airport. To steer clear of the crowds, head to Hong Kong in April.

  • When reserving your flight from San Francisco International Airport to Hong Kong International Airport, think about the kind of weather you enjoy. August is the warmest month in Hong Kong, with the temperature ranging from 26ºC to 32ºC.

  • January has average temperatures of between 11ºC and 20ºC. Look for cheap tickets from SFO to HKG sometime then if you like travelling in cooler conditions.

Explore more of China

  • You've visited Hong Kong, now it's time to discover more of China. Journey about 129 kilometres north-west to Guangzhou to tick off its top attractions. From Canton Tower to Yuexiu Park and Chen Clan Ancestral Hall, you'll have a packed itinerary ahead.

  • Shenzhen is another favourite destination in China and is around 27 kilometres north-west of Hong Kong. No journey is complete without seeing Window of the World, Dafen Oil Painting Village and Shenzhen Museum of Contemporary Art and Urban Planning.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.