The cheapest times to fly from HKG to SFO are

  • February 5th to June 17th (except the weeks of April 23rd and May 7th)
  • August 27th to September 23rd
  • October 8th to December 2nd

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from HKG to SFO is late October to early November. Prices can be as high as $1253 for Saturday flights during early January, or as low as $487 for Tuesday flights around late October to early November.


When to Fly to San Francisco

Flying from Hong Kong (HKG) to San Francisco, CA (SFO) will usually cost between $511 to $972 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $515. Due to high demand the most expensive time to fly is early January, with an average price of $1038. Planning your trip to low-cost times can easily save you $523 on economy flights and even more on first-class flights. Generally, any price below $628 can be considered a good price for a round-trip HKG to SFO flight.

See below for a graph of average weekly prices for the HKG to SFO route. All prices are for round-trip tickets in USD.

HKG to SFO Flight Prices

Compared to other flights, the HKG to SFO flight is cheaper than the average and costs less than the average flight leaving from Hong Kong. The average price per mile (for a direct flight) is $0.06, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $80 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $618. Return trip prices are from the SFO to HKG flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from HKG to SFO can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 13 hour 25 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from HKG to SFO? We’ve got answers.

Which airlines fly this route?

You can find 36 major airlines flying this route most often: Air Canada, Air China, Air France, Air India, Alaska, American, ANA, Asiana, Avianca, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, Condor, Delta, Emirates, Etihad, EVA Air, Fiji Airways, Finnair, Hainan, Hawaiian, Hong Kong Airlines, JAL, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Shanghai Airlines, Singapore Airlines, SWISS, United, Vietnam Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from San Francisco International Airport to Hong Kong International Airport?

The distance between the two airports is roughly 6913 miles or 11125 kilometers.

How long does it take to fly from HKG to SFO?

The real-world flight time for a nonstop HKG to SFO flight is about 13 hour 25 minutes.

How many flights go between Hong Kong and San Francisco, CA?

It depends on the day of the week and the date, but a typical day might have around 88 available flights from HKG to SFO.


Airport Location Info


Departing Airport

Origination code HKG
Origination airport name Hong Kong International Airport
City Hong Kong
Country Hong Kong
Latitude 22.3
Longitude 113.9

Return Airport

Destination code SFO
Destination airport name San Francisco International Airport
City San Francisco, CA
Country the United States
Latitude 37.6
Longitude -122.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.