Cheap flights from Hong Kong to San Francisco

Hong Kong
HKG
San Francisco
SFO

Flight deals from Hong Kong to San Francisco

Below you can see the best deals on flights Hong Kong — San Francisco for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 29 September, from $378.

Top 10 cheap flights from Hong Kong to San Francisco

UO
UA
$ 502

Hong Kong — San Francisco

21:00—12:00
5 Sep 2026
30 h
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

16:55—12:00
5 Sep 2026
34 h 5 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

21:00—06:30
3 Sep 2026
24 h 30 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

16:55—06:30
3 Sep 2026
28 h 35 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

07:15—06:30
3 Sep 2026
38 h 15 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

07:15—12:00
2 Sep 2026
19 h 45 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

00:50—06:30
2 Sep 2026
20 h 40 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

00:50—12:00
2 Sep 2026
26 h 10 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

21:00—06:30
1 Sep 2026
24 h 30 m
1 stop
UO
UA
$ 502

Hong Kong — San Francisco

16:55—06:30
1 Sep 2026
28 h 35 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Hong Kong — San Francisco flight

Looking for cheap flights from Hong Kong to San Francisco? Compare fares from different airlines, check the flight schedule and travel time — and book your Hong Kong — San Francisco ticket online at the best price.

The route has direct flights — around 62 flights per week, flights are operated by Cathay Pacific, United Airlines, American Airlines, Malaysia Airline and 1 more airline, a nonstop flight takes about 13 h, the distance between the cities is around 11,118 km.

Planning your trip? You may find our San Francisco travel guide, how to get from the airport into town and San Francisco weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $378Min. price
SeptemberCheapest
AugustPeak season
YesDirect flights
11,118 kmDistance
13 hTravel time
5Airlines
62 / wkFlights

Flight schedule from Hong Kong to San Francisco

The table shows direct flights from Hong Kong to San Francisco on the selected date. The flight takes approximately 13 h. Regular flights are operated by Cathay Pacific, United Airlines, American Airlines and Malaysia Airline. Departures from Hong Kong International Airport airports, arrivals at San Francisco International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Hong Kong — San Francisco

Below is a calendar of the lowest flight ticket prices for Hong Kong — San Francisco by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $378 in September, and the most expensive are around $502 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Hong Kong to San Francisco by month. Tickets are usually cheapest in March (around $628) and priciest in July (about $943) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$749mediumMay$653lowSep$677low
Feb$870highJun$761mediumOct$786medium
Mar$628lowJul$943highNov$725medium
Apr$641lowAug$919highDec$894high

Some values are estimated based on seasonality.

When to fly

Weather in San Francisco: it is warmest in September (up to 24 °C on average) and coolest in January (around 14 °C). The driest month is June.

Tickets are usually cheapest in September and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · San Francisco

Dry and wet days · San Francisco

Wind speed and direction · San Francisco

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How to get the best deal on a Hong Kong — San Francisco ticket

  • Book ahead: fares for Hong Kong — San Francisco are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to San Francisco is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Hong Kong — San Francisco route are operated by 5 airlines; Cathay Pacific runs the most flights (around 45% of all flights). Compare carriers, flight shares and schedules below.

  • Cathay PacificCX
    9x/week
    WebsiteFleet: 18018M pax/year
    • Direct flight HKG → SFO9x/week
      Duration
      13h 2m
      Days
      MTWTFSS
    45.2%Open →
  • United AirlinesUA
    9x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight HKG → SFO9x/week
      Duration
      13h 5m
      Days
      MTWTFSS
    45.2%Open →
  • American AirlinesAA
    1x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight HKG → SFO1x/week
      Duration
      15h
      Days
      MTWTFSS
    3.2%Open →
  • Malaysia AirlineMH
    1x/week
    WebsiteFleet: 8916.6M pax/year
    • Direct flight HKG → SFO1x/week
      Duration
      15h
      Days
      MTWTFSS
    3.2%Open →
  • MIATOM
    1x/week
    WebsiteFleet: 141M pax/year
    • Direct flight HKG → SFO1x/week
      Duration
      15h
      Days
      MTWTFSS
    3.2%Open →

Cities and airports on the Hong Kong — San Francisco route

Flights Hong Kong — San Francisco depart from Hong Kong International Airport and arrive at San Francisco International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Hong Kong

HKG
Hong Kong
About the cityHow to get thereWeatherAll about the country Hong Kong
Arrival

San Francisco

SFO
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Hong Kong — San Francisco flight

How long is the flight from Hong Kong to San Francisco?

A nonstop Hong Kong — San Francisco flight takes about 13 h — the distance between the cities is around 11,118 km.

How far is it from Hong Kong to San Francisco?

The distance from Hong Kong to San Francisco is about 11,118 km, which a nonstop flight covers in around 13 h.

Are there direct flights from Hong Kong to San Francisco?

Yes, there are nonstop flights Hong Kong — San Francisco — around 62 flights per week.

Which airlines fly from Hong Kong to San Francisco?

Airlines operating Hong Kong — San Francisco include Cathay Pacific, United Airlines, American Airlines, Malaysia Airline, MIAT. See the full list with schedules in the "Airlines" section on this page.

Which airports do Hong Kong — San Francisco flights use?

Flights from Hong Kong depart from Hong Kong International Airport, and arrive at San Francisco International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Hong Kong to San Francisco?

The price of a Hong Kong — San Francisco ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in August. Tickets typically cost between $378 and $502. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Hong Kong — San Francisco?

Flights Hong Kong — San Francisco are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Hong Kong to San Francisco?

To catch a low fare Hong Kong — San Francisco, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Hong Kong

See all
TaipeiBangkokShanghaiTokyoSeoulBeijingManilaOsakaSingaporeKaohsiungKuala LumpurHangzhouFukuokaSydneyHo Chi Minh CityChengduHanoiDa NangDelhiOkinawaPhuketLos AngelesLondonMelbournePhu QuocNanjingDubaiJakartaVancouverFuzhouNagoyaHaikouDohaCebu CityGeorge TownMabalacatNew York CityChongqingDenpasarNingbo

Where else you can fly from San Francisco

See all
Los AngelesNew York CitySeattleSan DiegoSanta AnaLas VegasBurbankBostonVancouverPhoenixPortlandLondonDenverPalm SpringsHonoluluDallasChicagoSalt Lake CityAustinAtlantaWashington, D.C.HoustonKahuluiTaipeiMinneapolisTorontoDetroitOrlandoSpokaneTokyoParisBoiseKapaaSan Jose del CaboPuerto VallartaRedmondSeoulFrankfurt am MainCalgaryMexico City

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