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Cheap flights from Hong Kong to Santa Rosa from HK$4,013

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 22-10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STS
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Hong Kong to Santa Rosa

Keep the following information in mind while searching for Hong Kong to Santa Rosa flight deals. Data was last updated 18 September 2025.

Round-trip from

HK$6,385

One-way from

HK$4,013

Popular in

July

Cheapest in

September

Average price

HK$6,035
2-11-9-11
  • 2-11-9-11
  • 4 total stops
  • 64h 50m total
  • Hong Kong to Santa Rosa
Search Deals
24-10
  • 24-10
  • 3 total stops
  • 34h 23m total
  • Hong Kong to Santa Rosa
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (HK$6,339 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$1,103 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Hong Kong to Santa Rosa

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 18 September 2025.

Sun 2-1119:45HKG - STS
2 stops30h 25mMultiple Airlines
Sun 9-1107:45STS - HKG
2 stops34h 25mMultiple Airlines
Deal found 18-9HK$6,385
Sat 27-919:40HKG - STS
2 stops39h 43mQatar Airways
Sun 12-1007:05STS - HKG
2 stops47h 40mQatar Airways
Deal found 17-9HK$27,678
Fri 26-901:25HKG - STS
2 stops33h 58mMultiple Airlines
Sun 12-1007:05STS - HKG
2 stops47h 40mMultiple Airlines
Deal found 17-9HK$28,175

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 18 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

Sun 2-11

19:45-10:10

2 stops30h 25m

Santa Rosa Sonoma County

Sun 9-11

07:45-10:10

2 stops34h 25m

HK$6,385

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Fri 20-2

16:40-22:35

2 stops45h 55m

Santa Rosa Sonoma County

Tue 24-2

14:45-22:20

2 stops39h 35m

HK$16,432

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Thu 19-2

00:25-21:58

2 stops37h 33m

Santa Rosa Sonoma County

Tue 24-2

07:00-21:40

2 stops46h 40m

HK$17,420

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 4-1

18:05-22:17

2 stops44h 12m

Santa Rosa Sonoma County

Wed 17-6

12:18-21:55

2 stops42h 37m

HK$18,050

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Fri 2-1

00:25-22:17

2 stops37h 52m

Santa Rosa Sonoma County

Thu 18-6

12:18-21:55

2 stops42h 37m

HK$21,697

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 22-10

08:20-22:06

2 stops28h 46m

HK$4,013

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Thu 23-10

11:20-23:33

2 stops27h 13m

HK$4,052

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Fri 24-10

13:40-13:36

2 stops38h 56m

HK$4,137

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Mon 27-10

19:45-10:10

2 stops29h 25m

HK$4,254

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sat 25-10

23:00-13:26

2 stops53h 26m

HK$4,301

Flights are sorted by cheapest return flights first.

Deals found on 17-9

Showing 1-10 of 12 results
1
2

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
No data available for this route at this time. Please check back soon.

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.

  • What airport do you fly into for flights to Santa Rosa from Hong Kong?

    Santa Rosa Sonoma County (STS) is the airport you will fly into if you book a flight from Hong Kong to Santa Rosa. It is only a 11.5 km journey from Sonoma County (STS) to Santa Rosa’s city centre.

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hong Kong to Santa Rosa flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Santa Rosa from Hong Kong today and book when prices fit your budget.

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