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Cheap flights from Hong Kong to Santa Rosa from HK$7,495

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 7-4. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STS
4 Jan — 11 Jan1
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 5 December 2025.

Sun 21-1218:05HKG - STS
2 stops44h 12mMultiple Airlines
Mon 2-221:33STS - HKG
2 stops49h 17mMultiple Airlines
Deal found 4-12HK$15,067
Sun 21-1218:05HKG - STS
2 stops44h 12mQatar Airways
Mon 2-221:33STS - HKG
2 stops56h 07mQatar Airways
Deal found 4-12HK$16,694

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 5 December 2025.

Round-trip from

HK$15,067

One-way from

HK$7,495

Popular in

July

Cheapest in

September

Average price

HK$6,709
Qatar Airways
  • Qatar Airways
  • 21-12-2-2
  • 4 total stops
  • 93h 29m total
  • Hong Kong to Santa Rosa
Search Deals
Japan Airlines
  • Japan Airlines
  • 7-4
  • 2 total stops
  • 47h 26m total
  • Hong Kong to Santa Rosa
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (HK$7,511 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$1,229 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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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 5 December 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

Sun 21-12

18:05-22:17

2 stops44h 12m

Santa Rosa Sonoma County

Mon 2-2

21:33-14:50

2 stops49h 17m

HK$15,067

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 21-12

18:05-22:17

2 stops44h 12m

Santa Rosa Sonoma County

Mon 2-2

21:33-21:40

2 stops56h 07m

HK$16,694

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Tue 7-4

15:15-23:41

2 stops47h 26m

HK$7,495

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 14-12

12:35-10:19

1 stop37h 44m

HK$9,098

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Mon 6-4

19:40-21:51

2 stops41h 11m

HK$10,491

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Fri 3-4

19:40-21:51

2 stops41h 11m

HK$10,491

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Fri 3-4

01:25-21:51

2 stops35h 26m

HK$10,725

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 5-4

19:40-21:51

2 stops41h 11m

HK$10,732

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Thu 2-4

09:05-23:41

2 stops29h 36m

HK$10,857

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 1-4

09:05-23:41

2 stops29h 36m

HK$10,857

Flights are sorted by cheapest return flights first.

Deals found on 3-12

Showing 1-10 of 14 results
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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.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Santa Rosa

What is the cheapest month to book a flight from Hong Kong to Santa Rosa?

Currently, September is the cheapest month in which you can book a flight from Hong Kong to Santa Rosa (average of HK$4,779). Flying from Hong Kong to Santa Rosa in July is currently the most expensive (average of HK$6,141). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 44h 12m. 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.

  • What is the cheapest month to book a flight from Hong Kong to Santa Rosa?

    Currently, September is the cheapest month in which you can book a flight from Hong Kong to Santa Rosa (average of HK$4,779). Flying from Hong Kong to Santa Rosa in July is currently the most expensive (average of HK$6,141). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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