Cheap Flights to Northern California from HK$852

View HK$852 flight on Thu, 19 Feb 2026Opens 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$852 for one-way flights and HK$1,848 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 19 Feb - Wed, 25 Feb
BOS
Boston
SFO
San Francisco
HK$1,848 Return, found 3 days ago
HK$1,848
Return
found 3 days ago
Select Alaska Airlines flight, departing Thu, 19 Feb from Boston to San Francisco, returning Wed, 25 Feb, priced at HK$1,848 found 3 days ago
Delta
Thu, 19 Feb - Tue, 24 Feb
BOS
Boston
SFO
San Francisco
HK$1,855 Return, found 3 days ago
HK$1,855
Return
found 3 days ago
Select Delta flight, departing Thu, 19 Feb from Boston to San Francisco, returning Tue, 24 Feb, priced at HK$1,855 found 3 days ago
United
Fri, 20 Feb - Wed, 25 Feb
BOS
Boston
SFO
San Francisco
HK$2,253 Return, found 3 days ago
HK$2,253
Return
found 3 days ago
Select United flight, departing Fri, 20 Feb from Boston to San Francisco, returning Wed, 25 Feb, priced at HK$2,253 found 3 days ago
American Airlines
Fri, 20 Feb - Wed, 25 Feb
BOS
Boston
SFO
San Francisco
HK$2,330 Return, found 3 days ago
HK$2,330
Return
found 3 days ago
Select American Airlines flight, departing Fri, 20 Feb from Boston to San Francisco, returning Wed, 25 Feb, priced at HK$2,330 found 3 days ago
Copa
Mon, 23 Mar - Mon, 20 Apr
BOG
Bogotá
SFO
San Francisco
HK$4,558 Return, found 2 days ago
HK$4,558
Return
found 2 days ago
Select Copa flight, departing Mon, 23 Mar from Bogotá to San Francisco, returning Mon, 20 Apr, priced at HK$4,558 found 2 days ago

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$1,848 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$1,848 and peaked at HK$5,165. For one-way trips out of Boston (BOS), the lowest price during this time was only HK$852.
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$1,848 and HK$5,165. 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$758

Trending flights to Northern California

Prices were available within the past 7 days and start at HK$852 for one-way flights and HK$1,848 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

STARLUX Airlines
Sat, 7 Feb - Mon, 9 Feb
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,165 Return, found 1 hour ago
HK$5,165
Return
found 1 hour ago
Select STARLUX Airlines flight, departing Sat, 7 Feb from Hong Kong SAR to San Francisco, returning Mon, 9 Feb, priced at HK$5,165 found 1 hour ago

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