Cheap Flights to Northern California from HK$3,063

View HK$3,063 flight on Tue, 16 Sept 2025Opens in a new window

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Cheap round-trip flights to Northern California

Prices were available within the past 7 days and start at HK$3,063 for one-way flights and HK$4,690 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Fri, 30 Jan - Sun, 8 Feb
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,690 Return, found 4 days ago
HK$4,690
Return
found 4 days ago
Select Korean Air flight, departing Fri, 30 Jan from Hong Kong SAR to San Francisco, returning Sun, 8 Feb, priced at HK$4,690 found 4 days ago
China Southern Airlines
Thu, 18 Dec - Thu, 8 Jan
PVG
Shanghai
SFO
San Francisco
HK$4,815 Return, found 2 days ago
HK$4,815
Return
found 2 days ago
Select China Southern Airlines flight, departing Thu, 18 Dec from Shanghai to San Francisco, returning Thu, 8 Jan, priced at HK$4,815 found 2 days ago
Air Canada
Mon, 10 Nov - Mon, 24 Nov
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,816 Return, found 2 days ago
HK$4,816
Return
found 2 days ago
Select Air Canada flight, departing Mon, 10 Nov from Hong Kong SAR to San Francisco, returning Mon, 24 Nov, priced at HK$4,816 found 2 days ago
Philippine Airlines
Fri, 26 Sept - Wed, 8 Oct
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,996 Return, just found
HK$4,996
Return
just found
Select Philippine Airlines flight, departing Fri, 26 Sept from Hong Kong SAR to San Francisco, returning Wed, 8 Oct, priced at HK$4,996 just found
United
Mon, 6 Oct - Fri, 24 Oct
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,090 Return, just found
HK$5,090
Return
just found
Select United flight, departing Mon, 6 Oct from Hong Kong SAR to San Francisco, returning Fri, 24 Oct, priced at HK$5,090 just found

Find the cheapest month to fly from Columbus (CMH) to San Francisco (SFO)

February is typically the cheapest month to fly

From HK$1,233 - HK$3,419 per traveller.

Frequently asked questions

How do I find cheap flights to Northern California that have flexible change policies?
When it comes to traveling these days, flexibility is key. That's why we've added a "No change fee" filter to help you locate flexible, cheap fares to Northern California. It's on the left-hand side of your screen under the "Flexible change policies" heading.
Which airlines fly to Northern California?
Wherever you're planning to wander in Northern California and whenever you're hoping to jet off, you'll discover your perfect flight with one of these top airlines:

  • Southwest Airlines - 6,924 flights to or near Northern California each month, including 2,314 flights to Oakland Intl. Airport (OAK) and 2,179 flights to Norman Y. Mineta San Jose Intl. Airport (SJC) per month.
  • United Airlines - 6,482 flights to or near Northern California each month, including 5,914 flights to San Francisco Intl. Airport (SFO) and 446 flights to Sacramento Intl. Airport (SMF) per month.
  • Alaska Airlines - 3,567 flights to or near Northern California each month, including 2,349 flights to San Francisco Intl. Airport (SFO) and 689 flights to Norman Y. Mineta San Jose Intl. Airport (SJC) per month.

How can I find cheap tickets to Northern California?
In the last seven days, HK$4,690 was the best price for a flight to Northern California. For even greater savings, book ahead of time and be flexible with your travel dates. Search for your airfare to Northern California, then compare prices for similar time frames by clicking on the "flexible dates" link above.
How much is a flight to Northern California?
In the last seven days, return flights to Northern California sold for as low as HK$4,690 and peaked at HK$5,090. For one-way trips out of Hong Kong SAR (HKG), the lowest price during this time was only HK$3,063.
What are the most popular airports to fly into in Northern California?
Which airport you touch down at in Northern California will depend on the city you're coming from and where you're headed. Listed below are the most popular airports in this region:

  • San Francisco Intl. Airport (SFO) - 11,935 flights per month.
  • Sacramento Intl. Airport (SMF) - 3,875 flights per month.
  • Norman Y. Mineta San Jose Intl. Airport (SJC) - 3,788 flights per month.

When is the cheapest time to fly to Northern California?
Take off to Northern California early in the week and you'll usually be rewarded more economical fares. Tuesday is typically the cheapest day to get on a plane, closely followed by Monday. If you're hoping to avoid the priciest flights, keep clear of Saturdays.
How much is a plane ticket to Northern California?
In the last seven days, plane tickets to Northern California ranged between HK$4,690 and HK$5,090. Prices generally depend on the time of departure, seating class, airline and when the fare is booked.
What months are the cheapest to book a flight to Northern California?
The best month to purchase affordable fares to Northern California is February. Bear in mind that in the U.S, the most expensive time to book a ticket is during the festive month of December.
Flights to Northern California information
Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Return price
HK$2,519

Trending flights to Northern California

Prices were available within the past 7 days and start at HK$3,063 for one-way flights and HK$4,690 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Fri, 30 Jan - Sun, 8 Feb
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,690 Return, found 4 days ago
HK$4,690
Return
found 4 days ago
Select Korean Air flight, departing Fri, 30 Jan from Hong Kong SAR to San Francisco, returning Sun, 8 Feb, priced at HK$4,690 found 4 days ago
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