Can I fly direct from Hong Kong to San Francisco?

Direct flights from Hong Kong to San Francisco are available, historically accounting for 19.2% of all flights on this route across the trailing 90 days. For travelers opting for connecting flights, the median number of stopovers was 1. This indicates that while direct options exist, a significant portion of routes involve at least one stop. Travelers should consider both direct and connecting options when planning their journey.

What's the flight time from Hong Kong to San Francisco?

The direct flight time from Hong Kong to San Francisco is typically 13 hours and 5 minutes, covering a distance of 11,127 kilometers. For flights with one stop, the median duration extends to 17 hours and 13 minutes. This difference of over four hours highlights the time savings associated with direct routes. Travelers should factor in these durations when planning their itinerary.

Are there frequently good prices on flights from Hong Kong to San Francisco?

Historically, good prices on flights from Hong Kong to San Francisco have been frequent. This route is classified as offering frequent deals across the trailing 30 days. Travelers can often find competitive fares, making it a route where favorable pricing is regularly observed. This consistent availability of good prices can be beneficial for planning travel.

Flights From Hong Kong

To San Francisco

Cheap Flights from Hong Kong to San Francisco

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Deals from

Hong Kong

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Prices updated 10 days ago

406 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Aug 2, 2026.)

Today’s best flight deals from Hong Kong to San Francisco

Explore current cheapest deals departing from Hong Kong to San Francisco

2026-10-11 – 2026-10-24
HKG - San Francisco
91% AI deal score
$817
$603
Round trip
2026-10-13 – 2026-10-20
HKG - San Francisco
92% AI deal score
$853
$605
Round trip
2026-11-09 – 2026-11-16
HKG - San Francisco
91% AI deal score
$790
$606
Round trip
2026-10-24 – 2026-10-31
HKG - San Francisco
91% AI deal score
$853
$635
Round trip
2026-09-02 – 2026-09-09
HKG - San Francisco
90% AI deal score
$856
$662
Round trip
2026-09-02 – 2026-09-16
HKG - San Francisco
89% AI deal score
$813
$662
Round trip
2026-09-02 – 2026-09-12
HKG - San Francisco
88% AI deal score
$824
$678
Round trip
2026-09-04 – 2026-09-12
HKG - San Francisco
88% AI deal score
$832
$679
Round trip
2026-09-01 – 2026-09-12
HKG - San Francisco
88% AI deal score
$823
$679
Round trip
2026-10-15 – 2026-10-26
HKG - San Francisco
90% AI deal score
$825
$680
Round trip

Hong Kong to San Francisco: Overview

Insights for flights from Hong Kong to San Francisco

Flights from Hong Kong to San Francisco cover a substantial distance of 11,127 km, classifying this route as a long-haul journey. This considerable distance means you can expect a significant travel time, often involving connections. Understanding the typical journey duration and price trends can help you plan your trip more effectively.

For those seeking cheap flights from Hong Kong to San Francisco, fares typically range from $555–$1326, with a median price of $777. Right now, current fares are significantly above the typical level for this route. Only about 10% of recent fares were classified as a good price, indicating that finding a low fare might require some flexibility or advance planning. New deals appear almost daily, so setting up a price alert could be beneficial.

When is the cheapest time to fly from Hong Kong to San Francisco? The data indicates that October is typically the most affordable month, with a median fare of $507. Other cost-effective months include May, with a median fare of $558, and December, where the median fare is $559. Focusing your travel plans on these months could lead to more savings.

Regarding direct flights from Hong Kong to San Francisco, most itineraries connect at least once, with only 19.2% of recent fares being non-stop. For connecting itineraries, the median number of stopovers is 1. This means you should generally anticipate a journey that includes at least one layover.

How long is the flight from Hong Kong to San Francisco? A typical journey, including connections, takes approximately 22h 33m. Given that most flights on this route involve at least one stopover, this median duration reflects the total time spent traveling, from departure in Hong Kong to arrival in San Francisco, including any layovers.

How much is a round trip from Hong Kong to San Francisco

Regular price: $754 - $1,365

Prices for flights from Hong Kong to San Francisco are currently below the regular range.

The regular price range for this route is typically between $754 and $1365. The current lowest deal is $589 with United Airlines for travel from Sep 23-Sep 30.

now $589

Low $754

High $1,365

The cheapest time to fly from Hong Kong to San Francisco

The cheapest month to fly from Hong Kong to San Francisco is October, with a median price of $507. The most expensive month is July, with a median price of $1454. Prices are generally lower from January to December.

October

Cheapest

Flights from $507

July

Most Expensive

Flights from $1,454

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Hong Kong to San Francisco

United Airlines

Last-minute flights going from Hong Kong to San Francisco

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$857

$733

One-way

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$794

$733

One-way

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$804

$734

One-way

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$917

$735

One-way

Wed, Sep 2

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

Air China

$856

$661

One-way

Wed, Sep 2

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

Air China

$813

$662

One-way

Biggest price drops on these dates for flights from Hong Kong to San Francisco

18 nights

Feb 10 - Feb 28

$1,032 → $713

31%

19 nights

Feb 9 - Feb 28

$1,006 → $713

29%

15 nights

Feb 9 - Feb 24

$999 → $707

29%

5 nights

Oct 16 - Oct 21

$872 → $603

31%

Popular Airports to fly from Hong Kong to San Francisco

Hong Kong - San Francisco route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Hong Kong to San Francisco are above the typical level for this route.

📅 Best time to fly

October is historically the cheapest month to fly

Historically, October is the cheapest month to fly from Hong Kong to San Francisco, with a median price of $507.

⏱️ Flight duration

Flights are typically 22h 33m long

The typical flight duration from Hong Kong to San Francisco is 22 hours and 33 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant on this route, with 19.2% of recent fares being direct.

🏆 Airline highlight

United Airlines offers direct flights

United Airlines is an airline that offers direct flights from Hong Kong to San Francisco.

🎯 Booking tip

Deals are frequent on this route

Deals from Hong Kong to San Francisco are frequent, appearing often in a 30-day window.

Hong Kong main airports to depart from

Hong Kong International (HKG)

Cheapest

Hong Kong International is a great choice for flights to San Francisco, offering competitive prices.

📍 ~35 km from Hong Kong (reachable by car or train)

💸 Flights from ~$678

San Francisco main airports to arrive at

San Francisco International (SFO)

Cheapest

San Francisco International is a major gateway to San Francisco, offering convenient access to the city.

📍 ~20 km from San Francisco (reachable by car, BART, bus)

💸 Flights from ~$630

Airports nearby San Francisco used as alternative

Oakland International (OAK)

Oakland International is a useful alternative with extensive domestic options and direct BART rail access.

📍 ~18 km from San Francisco (reachable by car or BART train)

💸 Flights from ~$913

Business & First Class Flight Deals to San Francisco

92% AI deal score

$2,785

$2,103

Save $682

Frequently Asked Questions About Flights to San Francisco

Historically, the optimal booking window for flights from Hong Kong to San Francisco is typically 7-13 days before departure. During this period, the average price observed was $638. Booking within 0-6 days of departure saw an average price of $998, which is significantly higher. Conversely, booking 28-59 days out resulted in an average price of $1150, indicating that booking too far in advance may not always yield the best deals across the trailing quarter.

A flight from Hong Kong to San Francisco is generally considered a good deal if the price is $555 or less. Historically, across the trailing 90 days, the median price for this route has been $777. Prices at the 75th percentile were observed at $1326, while the 25th percentile was $555. Therefore, aiming for prices at or below $555 can help ensure you are securing a favorable fare.

Historically, October has been the cheapest month to fly from Hong Kong to San Francisco, with a median price of $507. May and December also offered competitive prices, with median fares of $558 and $559 respectively. The annual median price for this route across the trailing 270 days was $777. While December was among the cheapest, it was also identified as the most expensive month, suggesting price variability.

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Hong Kong to San Francisco: Overview

Insights for flights from Hong Kong to San Francisco

How much is a round trip from Hong Kong to San Francisco

Regular price: $754 - $1,365

Prices for flights from Hong Kong to San Francisco are currently below the regular range.

The regular price range for this route is typically between $754 and $1365. The current lowest deal is $589 with United Airlines for travel from Sep 23-Sep 30.

now $589

Low $754

High $1,365

The cheapest time to fly from Hong Kong to San Francisco

October

Cheapest

Flights from $507

July

Most Expensive

Flights from $1,454

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Hong Kong to San Francisco

United Airlines

Last-minute flights going from Hong Kong to San Francisco

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$857

$733

One-way

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$794

$733

One-way

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$804

$734

One-way

Tue, Sep 1

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

United Airlines

$917

$735

One-way

Wed, Sep 2

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

Air China

$856

$661

One-way

Wed, Sep 2

⌛ Last-Minute

HKG - San Francisco

Hong Kong (HKG) - San Francisco (SFO)

Air China

$813

$662

One-way

Biggest price drops on these dates for flights from Hong Kong to San Francisco

18 nights

Feb 10 - Feb 28

$1,032 → $713

31%

19 nights

Feb 9 - Feb 28

$1,006 → $713

29%

15 nights

Feb 9 - Feb 24

$999 → $707

29%

5 nights

Oct 16 - Oct 21

$872 → $603

31%

Popular Airports to fly from Hong Kong to San Francisco