Cheap Flights to Contra Costa County | Popular Routes to Contra Costa County from HK$3,359

View HK$3,359 flight on Tue, 6 Oct 2026Opens in a new window

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Cheap round-trip flights to Contra Costa County

Prices were available within the past 7 days and start at HK$3,359 for one-way flights and HK$5,671 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Tue, 6 Oct - Sun, 11 Oct
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,671 Return, found 16 hours ago
HK$5,671
Return
found 16 hours ago
Select Cathay Pacific flight, departing Tue, 6 Oct from Hong Kong SAR to San Francisco, returning Sun, 11 Oct, priced at HK$5,671 found 16 hours ago
Air Canada
Fri, 23 Oct - Fri, 30 Oct
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,692 Return, found 18 hours ago
HK$5,692
Return
found 18 hours ago
Select Air Canada flight, departing Fri, 23 Oct from Hong Kong SAR to San Francisco, returning Fri, 30 Oct, priced at HK$5,692 found 18 hours ago
Delta
Sun, 25 Oct - Mon, 9 Nov
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,806 Return, found 4 hours ago
HK$5,806
Return
found 4 hours ago
Select Delta flight, departing Sun, 25 Oct from Hong Kong SAR to San Francisco, returning Mon, 9 Nov, priced at HK$5,806 found 4 hours ago
Korean Air
Tue, 17 Nov - Thu, 3 Dec
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,827 Return, just found
HK$5,827
Return
just found
Select Korean Air flight, departing Tue, 17 Nov from Hong Kong SAR to San Francisco, returning Thu, 3 Dec, priced at HK$5,827 just found
Air China
Wed, 16 Sept - Wed, 4 Nov
HKG
Hong Kong SAR
SFO
San Francisco
HK$6,081 Return, just found
HK$6,081
Return
just found
Select Air China flight, departing Wed, 16 Sept from Hong Kong SAR to San Francisco, returning Wed, 4 Nov, priced at HK$6,081 just found
Philippine Airlines
Tue, 13 Apr - Thu, 29 Apr
HKG
Hong Kong SAR
SFO
San Francisco
HK$6,617 Return, just found
HK$6,617
Return
just found
Select Philippine Airlines flight, departing Tue, 13 Apr from Hong Kong SAR to San Francisco, returning Thu, 29 Apr, priced at HK$6,617 just found
EVA Airways
Mon, 21 Sept - Wed, 30 Sept
HKG
Hong Kong SAR
SFO
San Francisco
HK$6,678 Return, found 17 hours ago
HK$6,678
Return
found 17 hours ago
Select EVA Airways flight, departing Mon, 21 Sept from Hong Kong SAR to San Francisco, returning Wed, 30 Sept, priced at HK$6,678 found 17 hours ago
EVA Airways
Thu, 24 Dec - Sat, 2 Jan
MFM
Macau
SFO
San Francisco
HK$6,704 Return, found 22 hours ago
HK$6,704
Return
found 22 hours ago
Select EVA Airways flight, departing Thu, 24 Dec from Macau to San Francisco, returning Sat, 2 Jan, priced at HK$6,704 found 22 hours ago
China Airlines
Mon, 21 Sept - Wed, 30 Sept
HKG
Hong Kong SAR
SFO
San Francisco
HK$6,768 Return, found 17 hours ago
HK$6,768
Return
found 17 hours ago
Select China Airlines flight, departing Mon, 21 Sept from Hong Kong SAR to San Francisco, returning Wed, 30 Sept, priced at HK$6,768 found 17 hours ago
STARLUX Airlines
Mon, 21 Sept - Wed, 30 Sept
HKG
Hong Kong SAR
SFO
San Francisco
HK$6,798 Return, found 17 hours ago
HK$6,798
Return
found 17 hours ago
Select STARLUX Airlines flight, departing Mon, 21 Sept from Hong Kong SAR to San Francisco, returning Wed, 30 Sept, priced at HK$6,798 found 17 hours ago

Trending flights to Contra Costa 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.

Cathay Pacific
Tue, 6 Oct - Sun, 11 Oct
HKG
Hong Kong SAR
SFO
San Francisco
HK$5,671 Return, found 16 hours ago
HK$5,671
Return
found 16 hours ago
Select Cathay Pacific flight, departing Tue, 6 Oct from Hong Kong SAR to San Francisco, returning Sun, 11 Oct, priced at HK$5,671 found 16 hours ago

Frequently asked questions

How do I find cheap flights to Contra Costa County that have flexible change policies?
It's as easy as counting to three with Expedia. Firstly, enter your travel details and click "Search." Next step? Check "No change fee" directly under the "Flexible change policies" subheading on the left-hand side of your screen. Step 3. Book a flexible and cheap airfare to Contra Costa County.
Which airlines fly to Contra Costa County?
You can choose from a variety of airlines that operate flights in or near Contra Costa County. Some of your options are:

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

How can I find cheap tickets to Contra Costa County?
One of the easiest ways to bag cheap tickets to Contra Costa County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. You'll see the cheapest prices for nearby days. The best price for a flight to Contra Costa County in the last seven days was HK$5,671. Booking well ahead will usually help you pick up an even bigger bargain.
How much is a flight to Contra Costa County?
The price of a round-trip airfare to Contra Costa County in the last seven days fluctuated between HK$5,671 and HK$6,798. If you were traveling one way out of Hong Kong SAR (HKG), you could have picked up a bargain from just HK$3,359.
What are the most popular airports to fly into in Contra Costa County?
San Francisco Intl. Airport (SFO) is the primary gateway for many traveling to Contra Costa County. Around 11,935 flights each month touch down here.
When is the cheapest time to fly to Contra Costa County?
If you can be flexible with what day you jet off to Contra Costa County, fly out early on in the week. The most economical day to take off is normally Tuesday, followed by Monday. Saturday is typically the costliest day, with lots of vacationers preferring to fly on weekends.
How much is a plane ticket to Contra Costa County?
Plane tickets to Contra Costa County varied from HK$5,671 to HK$6,798 in the last seven days. Usually, the earlier you book the bigger the bargain.
What is the best time to go to Contra Costa County?
A good time to go to Concord is after June 20 when summer starts. In Contra Costa County's busiest city, average temperatures fluctuate from 13ºC to 27ºC during this time — perfect weather for touring around! May, June and August are the most popular months to discover this destination.
What months are the cheapest to book a flight to Contra Costa County?
An inexpensive month to find a flight to Contra Costa County is February, whereas prices rise considerably in December. Give this month a miss if you want to save your dollars.

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About Contra Costa County

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