Cheap Flights to San Francisco County | Popular Routes to San Francisco County from HK$379

View HK$379 flight on Wed, 4 Mar 2026Opens in a new window

Popular airlines to San Francisco County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to San Francisco County

Prices were available within the past 7 days and start at HK$379 for one-way flights and HK$714 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 11 Mar - Wed, 11 Mar
LAX
Los Angeles
SFO
San Francisco
HK$714 Return, found 5 days ago
HK$714
Return
found 5 days ago
Select Alaska Airlines flight, departing Wed, 11 Mar from Los Angeles to San Francisco, returning Wed, 11 Mar, priced at HK$714 found 5 days ago
Delta
Tue, 3 Feb - Tue, 17 Feb
LAX
Los Angeles
SFO
San Francisco
HK$758 Return, found 3 days ago
HK$758
Return
found 3 days ago
Select Delta flight, departing Tue, 3 Feb from Los Angeles to San Francisco, returning Tue, 17 Feb, priced at HK$758 found 3 days ago
Flair Airlines
Thu, 5 Feb - Sun, 8 Feb
YVR
Vancouver
SFO
San Francisco
HK$1,001 Return, found 3 days ago
HK$1,001
Return
found 3 days ago
Select Flair Airlines flight, departing Thu, 5 Feb from Vancouver to San Francisco, returning Sun, 8 Feb, priced at HK$1,001 found 3 days ago
United
Wed, 29 Apr - Sat, 2 May
LAX
Los Angeles
SFO
San Francisco
HK$1,231 Return, found 5 days ago
HK$1,231
Return
found 5 days ago
Select United flight, departing Wed, 29 Apr from Los Angeles to San Francisco, returning Sat, 2 May, priced at HK$1,231 found 5 days ago
American Airlines
Sat, 14 Feb - Sat, 21 Feb
LAX
Los Angeles
SFO
San Francisco
HK$1,384 Return, found 13 hours ago
HK$1,384
Return
found 13 hours ago
Select American Airlines flight, departing Sat, 14 Feb from Los Angeles to San Francisco, returning Sat, 21 Feb, priced at HK$1,384 found 13 hours ago
Delta
Tue, 31 Mar - Tue, 14 Apr
LAX
Los Angeles
SJC
San Jose
HK$1,393 Return, found 1 day ago
HK$1,393
Return
found 1 day ago
Select Delta flight, departing Tue, 31 Mar from Los Angeles to San Jose, returning Tue, 14 Apr, priced at HK$1,393 found 1 day ago
Air Canada
Tue, 3 Mar - Sun, 8 Mar
YVR
Vancouver
SFO
San Francisco
HK$1,514 Return, found 2 days ago
HK$1,514
Return
found 2 days ago
Select Air Canada flight, departing Tue, 3 Mar from Vancouver to San Francisco, returning Sun, 8 Mar, priced at HK$1,514 found 2 days ago
WestJet
Tue, 7 Jul - Wed, 8 Jul
YVR
Vancouver
SFO
San Francisco
HK$1,666 Return, found 5 days ago
HK$1,666
Return
found 5 days ago
Select WestJet flight, departing Tue, 7 Jul from Vancouver to San Francisco, returning Wed, 8 Jul, priced at HK$1,666 found 5 days ago
WestJet
Fri, 27 Feb - Fri, 6 Mar
YXX
Abbotsford
SFO
San Francisco
HK$1,693 Return, found 2 days ago
HK$1,693
Return
found 2 days ago
Select WestJet flight, departing Fri, 27 Feb from Abbotsford to San Francisco, returning Fri, 6 Mar, priced at HK$1,693 found 2 days ago
Alaska Airlines
Thu, 5 Mar - Mon, 16 Mar
YVR
Vancouver
SJC
San Jose
HK$2,010 Return, found 5 days ago
HK$2,010
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 5 Mar from Vancouver to San Jose, returning Mon, 16 Mar, priced at HK$2,010 found 5 days ago

About San Francisco County

Expedia offers flights to San Francisco County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to San Francisco County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to San Francisco County that have flexible change policies?
We know that travel schedules can change from one minute to the next, so reserving a flexible airfare with Expedia is always a wise idea. Simply click on "No change fee" directly under the "Flexible change policies" filter. Your low-cost, flexible flight to San Francisco County is just a few clicks away.
Which airlines fly to San Francisco County?
Find a seat with one of these airlines and dynamic San Francisco County will be all yours to explore:

  • United Airlines - 5,914 flights to or near San Francisco County each month, including 5,914 flights to San Francisco Intl. Airport (SFO) per month.
  • Alaska Airlines - 2,349 flights to or near San Francisco County each month, including 2,349 flights to San Francisco Intl. Airport (SFO) per month.
  • Delta Air Lines - 1,222 flights to or near San Francisco County each month, including 1,222 flights to San Francisco Intl. Airport (SFO) per month.

How can I find cheap tickets to San Francisco County?
For an amazing deal to San Francisco County, book well ahead of time. Also consider using Expedia's handy "flexible dates" feature at the top of your search results. This will show you prices for the days around your travel dates. In the last seven days, HK$714 was the best price for a flight to San Francisco County.
How much is a flight to San Francisco County?
The cost of a round-trip journey to San Francisco County in the last seven days ranged between HK$714 and HK$5,302. If you were traveling one way from Los Angeles (LAX), you could have landed an affordable fare from only HK$379.
What are the most popular airports to fly into in San Francisco County?
A major gateway to San Francisco County, about 11,935 flights land at San Francisco Intl. Airport (SFO) every month. Look for a great deal, reserve your seat and prepare to enjoy the best of this popular region.
When is the cheapest time to fly to San Francisco County?
If you're not set on what day you travel to San Francisco County, leave earlier in the week. The most affordable day to take off is generally Tuesday, followed by Monday. Saturday is typically the priciest day, with lots of vacationers choosing to take off on the weekend.
How much is a plane ticket to San Francisco County?
In the last seven days, journeys to San Francisco County varied between HK$714 and HK$5,302. Prices generally depend on the departure time, seating class, airline and how early the fare is booked.
What months are the cheapest to book a flight to San Francisco County?
February is the most affordable month to lock in a seat for your San Francisco County escape. Tickets cost the most during the festive month of December, so keep clear of this time if possible.

Trending flights to San Francisco County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Wed, 4 Mar - Sun, 29 Mar
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,302 Return, found 1 day ago
HK$5,302
Return
found 1 day ago
Select Korean Air flight, departing Wed, 4 Mar from Hong Kong SAR to San Francisco, returning Sun, 29 Mar, priced at HK$5,302 found 1 day ago
*Available to Expedia members.