Cheap Flights to Bay Area from HK$1,379

View HK$1,379 flight on Sat, 4 Oct 2025Opens in a new window

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Cheap round-trip flights to Bay Area

Prices were available within the past 7 days and start at HK$1,379 for one-way flights and HK$3,015 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 4 Oct - Wed, 8 Oct
STL
St. Louis
OAK
Oakland
HK$3,015 Return, found 1 day ago
HK$3,015
Return
found 1 day ago
Select Delta flight, departing Sat, 4 Oct from St. Louis to Oakland, returning Wed, 8 Oct, priced at HK$3,015 found 1 day ago
United
Thu, 2 Oct - Sun, 5 Oct
STL
St. Louis
SFO
San Francisco
HK$3,714 Return, found 1 day ago
HK$3,714
Return
found 1 day ago
Select United flight, departing Thu, 2 Oct from St. Louis to San Francisco, returning Sun, 5 Oct, priced at HK$3,714 found 1 day ago
American Airlines
Thu, 2 Oct - Sun, 5 Oct
STL
St. Louis
SFO
San Francisco
HK$3,736 Return, found 1 day ago
HK$3,736
Return
found 1 day ago
Select American Airlines flight, departing Thu, 2 Oct from St. Louis to San Francisco, returning Sun, 5 Oct, priced at HK$3,736 found 1 day ago
Cathay Pacific
Tue, 5 May - Tue, 12 May
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,686 Return, found 3 days ago
HK$4,686
Return
found 3 days ago
Select Cathay Pacific flight, departing Tue, 5 May from Hong Kong SAR to San Francisco, returning Tue, 12 May, priced at HK$4,686 found 3 days ago
Air Canada
Sat, 9 May - Sat, 16 May
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,705 Return, found 2 days ago
HK$4,705
Return
found 2 days ago
Select Air Canada flight, departing Sat, 9 May from Hong Kong SAR to San Francisco, returning Sat, 16 May, priced at HK$4,705 found 2 days ago

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

February is typically the cheapest month to fly

From HK$1,236 - HK$3,427 per traveller.

Frequently asked questions

How do I find cheap flights to Bay Area that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to get you the most flexible airfares available. Simply click on "No change fee" under the "Flexible change policies" filter to find your ideal flight to Bay Area.
Which airlines fly to Bay Area?
With a good range of airlines flying to airports in or near Bay Area, exploring this region is a breeze. Take off with one of these major carriers:

  • United Airlines - 6,036 flights to or near Bay Area each month, including 5,914 flights to San Francisco Intl. Airport (SFO) and 121 flights to Norman Y. Mineta San Jose Intl. Airport (SJC) per month.
  • Southwest Airlines - 4,987 flights to or near Bay Area 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.
  • Alaska Airlines - 3,207 flights to or near Bay Area 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 Bay Area?
In the last seven days, HK$3,015 was the best price for a flight to Bay Area. For an even better fare, book well ahead of time and be flexible with your dates. Search for your trip to Bay Area, then check out prices for nearby days by clicking on our "flexible dates" link.
How much is a flight to Bay Area?
If you were travelling one way from St. Louis (STL), you could've snapped up a cheap seat for HK$1,379 in the last seven days. Round-trip flights to Bay Area ranged from only HK$3,015 to HK$4,705 during this same period.
What are the most popular airports to fly into in Bay Area?
Take off for Bay Area and you'll have multiple airports to pick from. Here are some of the region's busiest:

  • San Francisco Intl. Airport (SFO) - 11,935 flights per month.
  • Norman Y. Mineta San Jose Intl. Airport (SJC) - 3,788 flights per month.
  • Oakland Intl. Airport (OAK) - 3,086 flights per month.

When is the cheapest time to fly to Bay Area?
Take off to Bay Area earlier in the week and you'll usually be rewarded with lower fares. Tuesday is known for being the cheapest day to fly out, closely followed by Monday. If you're eager to avoid the most expensive flights, steer clear of Saturdays.
How much is a plane ticket to Bay Area?
In the last seven days, fares to Bay Area fluctuated from HK$3,015 to HK$4,705.
What months are the cheapest to book a flight to Bay Area?
To snap up an awesome deal to Bay Area, book sometime in February when the price of airfares are at their cheapest. When do tickets cost the most? In the U.S, it's December.
Flights to Bay Area information
Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Return price
HK$3,220

Trending flights to Bay Area

Prices were available within the past 7 days and start at HK$1,379 for one-way flights and HK$3,015 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Tue, 5 May - Tue, 12 May
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,686 Return, found 3 days ago
HK$4,686
Return
found 3 days ago
Select Cathay Pacific flight, departing Tue, 5 May from Hong Kong SAR to San Francisco, returning Tue, 12 May, priced at HK$4,686 found 3 days ago
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