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Cheap flights from Hong Kong to Santa Rosa from HK$4,473

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12-5. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STS
2 Jun — 9 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Santa Rosa

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Santa Rosa
Explore the most affordable flight options available from Hong Kong to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 May 2026.

Thu 10-901:25
HKG
-
STS
2 stops35h 31m
Qatar Airways
Mon 14-907:00
STS
-
HKG
2 stops41h 10m
Qatar Airways
Deal found 28-4HK$9,196
Wed 9-919:40
HKG
-
STS
2 stops41h 16m
Qatar Airways
Sun 13-907:00
STS
-
HKG
2 stops41h 10m
Qatar Airways
Deal found 29-4HK$9,431
Wed 9-908:10
HKG
-
STS
3 stops25h 08m
Japan Airlines
Sun 13-907:10
STS
-
HKG
2 stops39h 20m
Japan Airlines
Deal found 29-4HK$15,909

Find flight deals from Hong Kong to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Santa Rosa (STS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 May 2026.

Round-trip from

HK$9,196

One-way from

HK$4,473

Popular in

August

Cheapest in

January

Average price

HK$6,509
Qatar Airways
  • Qatar Airways
  • 10-9-14-9
  • 4 total stops
  • 76h 41m total
  • Hong Kong to Santa Rosa
Search Deals
12-5
  • 12-5
  • 2 total stops
  • 30h 00m total
  • Hong Kong to Santa Rosa
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (HK$9,766 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$1,631 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Santa Rosa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 3 May 2026.
Use the filters below to find and compare flights from Hong Kong to Santa Rosa that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Thu 10-9

01:25-21:56

2 stops35h 31m

Santa Rosa Sonoma County

Mon 14-9

07:00-15:10

2 stops41h 10m

HK$9,196

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 9-9

19:40-21:56

2 stops41h 16m

Santa Rosa Sonoma County

Sun 13-9

07:00-15:10

2 stops41h 10m

HK$9,431
Fastest return journey

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 9-9

08:10-18:18

3 stops25h 08m

Santa Rosa Sonoma County

Sun 13-9

07:10-13:30

2 stops39h 20m

HK$15,909
Cheapest one-way

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 10-5

20:15-10:01

2 stops52h 46m

HK$5,186

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Tue 12-5

10:35-19:46

3 stops48h 11m

HK$5,796
Fastest single journey

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Thu 14-5

20:10-11:10

2 stops30h 00m

HK$6,298

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Thu 18-6

01:25-11:58

2 stops49h 33m

HK$6,353

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Mon 10-8

01:25-11:58

2 stops49h 33m

HK$6,360

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sat 15-8

01:25-11:58

2 stops49h 33m

HK$6,588

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 16-8

01:25-22:51

2 stops36h 26m

HK$6,783

Flights are sorted by cheapest return flights first.

Deals found on 29-4

Showing 1-10 of 13 resultsSorted by cheapest first
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Best time to book a flight from Hong Kong to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Hong Kong with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Hong Kong to Santa Rosa?

    Qatar Airways can get you from Hong Kong to Santa Rosa in just under 35h 31m. Your travel time can differ by up to . Airlines will cover a distance of 11029 km.

  • Can I find deals for flights from Hong Kong to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Hong Kong to Santa Rosa flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Santa Rosa.

  • Can I find deals for business class flights from Hong Kong to Santa Rosa?

    Yes. Cheapflights offers flight deals from Hong Kong to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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How does Cheapflights help users find flights from Hong Kong to Santa Rosa?

When you search for this flight from Hong Kong to Santa Rosa, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Santa Rosa?

Cheapflights simply makes it quick and affordable to book flights from Hong Kong to Santa Rosa by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Hong Kong to Santa Rosa with no change fees?

Need flexible booking options for your flight to Santa Rosa from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Hong Kong to Santa Rosa become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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