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Cheap flights from Hong Kong to Santa Rosa from HK$3,598

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 13-10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STS
7 Sep — 14 Sep1
1 adult

Cheap 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 2 September 2025.

Round-trip from

HK$16,459

One-way from

HK$3,598

Popular in

August

Cheapest in

March

Average price

HK$6,602
Qatar Airways
  • Qatar Airways
  • 20-2-24-2
  • 4 total stops
  • 90h 33m total
  • Hong Kong to Santa Rosa
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13-10
  • 13-10
  • 2 total stops
  • 27h 28m total
  • Hong Kong to Santa Rosa
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (HK$6,627 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$1,107 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Hong Kong to Santa Rosa

Best flights from Hong Kong to Santa Rosa
Discover carefully curated flight deals from Hong Kong to Santa Rosa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2025.

Fri 20-218:05HKG - STS
2 stops43h 53mQatar Airways
Tue 24-207:00STS - HKG
2 stops46h 40mQatar Airways
Deal found 1-9HK$16,459

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 2 September 2025.
Use the filters below to find and compare flights from Hong Kong to Santa Rosa that are best for you.

Fly from

Hong Kong

Fly to

Santa Rosa

Route

Departure

Return

Price

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Fri 20-2

18:05-21:58

2 stops43h 53m

Santa Rosa Sonoma County

Tue 24-2

07:00-21:40

2 stops46h 40m

HK$16,459

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Mon 13-10

11:05-23:33

2 stops27h 28m

HK$3,598

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 12-10

23:00-16:51

2 stops32h 51m

HK$4,035

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sat 11-10

23:00-23:33

2 stops39h 33m

HK$4,152

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 15-10

13:40-23:33

2 stops48h 53m

HK$4,269

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Tue 14-10

18:20-18:11

3 stops38h 51m

HK$4,277

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Fri 10-10

18:20-12:01

2 stops32h 41m

HK$4,394

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Thu 16-10

23:00-23:33

2 stops39h 33m

HK$4,425

Flights are sorted by cheapest return flights first.

Deals found on 2-9

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 43h 53m. 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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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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