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 36h 31m. Your travel time can differ by up to . Airlines will cover a distance of 11029 km.

In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 180.0 inches per month. January is typically the wettest month, when rainfall can reach 180.0 mm. July is typically the driest time to visit Santa Rosa when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 8.0 C).

What is the cheapest time of day to fly from HKG to STS?

When flying from Hong Kong to Santa Rosa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

HK$3,828+ Cheap Flights from Hong Kong to Santa Rosa

Cheap flight deals from Hong Kong to Santa Rosa

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 17 September 2026.

Thu 29-1000:25 -

2 stops36h 31m

Tue 3-1117:23 -

2 stops60h 17m

Deal found 15-9HK$10,135

Thu 17-913:25 -

1 stop23h 34m

Fri 18-907:10 -

1 stop31h 35m

Deal found 16-9HK$10,566

Mon 21-912:45 -

1 stop20h 33m

Wed 23-907:03 -

1 stop18h 42m

Deal found 13-9HK$10,574

Mon 21-922:15 -

3 stops38h 16m

Thu 24-907:03 -

2 stops41h 07m

Deal found 13-9HK$11,108

Sun 20-918:25 -

1 stop18h 06m

Wed 23-917:34 -

1 stop32h 11m

Deal found 13-9HK$11,170

Wed 16-901:25 -

2 stops35h 34m

Fri 18-907:03 -

2 stops41h 07m

Deal found 16-9HK$11,649

Mon 21-922:15 -

3 stops38h 16m

Wed 23-907:03 -

2 stops41h 07m

Deal found 13-9HK$12,622

Sun 20-919:40 -

2 stops56h 06m

Wed 23-907:03 -

2 stops41h 07m

Deal found 13-9HK$12,880

Mon 21-910:30 -

2 stops22h 48m

Wed 23-917:34 -

2 stops37h 31m

Deal found 13-9HK$13,375

Fri 30-1010:20 -

2 stops26h 36m

Tue 3-1107:07 -

3 stops46h 38m

Deal found 15-9HK$15,932

Find flight deals from Hong Kong to Santa Rosa

Round-trip from	HK$10,135
One-way from	HK$3,828
Popular in	July
Cheapest in	January
Average price	HK$6,299

Qatar Airways
29-10-3-11
4 total stops
96h 48m total
Hong Kong to Santa Rosa

Search Deals

23-10-31-12
2 total stops
23h 56m total
Hong Kong to Santa Rosa

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (HK$10,456 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (HK$1,656 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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 Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Fri 16-10

13:30-19:50

3 stops45h 20m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,103

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Fri 23-10

13:30-11:04

2 stops36h 34m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,267

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Wed 21-10

13:30-11:17

2 stops36h 47m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,346

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Thu 22-10

08:30-16:12

3 stops46h 42m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,730

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Thu 15-10

08:30-16:12

3 stops46h 42m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,848

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Sun 11-10

08:30-11:17

2 stops41h 47m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$4,997

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Sat 17-10

17:45-20:20

2 stops41h 35m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$5,460

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Wed 18-11

10:20-23:08

2 stops28h 48m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$6,213

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Tue 1-12

12:40-23:21

1 stop26h 41m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$6,268

Fastest return journey

Hong KongSanta Rosa

HKG Hong Kong Intl - STS Santa Rosa Sonoma County

HKGSTS

Hong Kong Intl

Mon 28-9

12:45-18:18

1 stop20h 33m

Santa Rosa Sonoma County

Wed 31-12

00:00-16:00

Nonstop0h 00m

HK$6,268

Flights are sorted by cheapest return flights first.

Deals found on 12-9

Showing 1-10 of 16 resultsSorted by cheapest first

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.

HKG-STS

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

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 36h 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.

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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?

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.

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Cheap flights from Hong Kong to Santa Rosa from HK$3,828

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23-10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Hong Kong to Santa Rosa

Cheapest flights from Hong Kong to Santa RosaExplore 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 17 September 2026.

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 17 September 2026.

Best flights from Hong Kong to Santa RosaDiscover 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 17 September 2026.

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 17 September 2026.

Last-minute flights from Hong Kong to Santa RosaDiscover last-minute flight deals from Hong Kong to Santa Rosa. Data last updated 17 September 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Santa Rosa. Data last updated 17 September 2026 and is based on user searches.

One-way flights from Hong Kong to Santa RosaSearch for one-way flight options from Hong Kong to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.

Search for one-way flight options from Hong Kong to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.

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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.

Related info for your journey

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Santa Rosa by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to California

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Search flights from Hong Kong to Santa Rosa by cabin class

Find flights from Hong Kong to Santa Rosa, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hong Kong and Santa Rosa flights

Browse other Hong Kong and Santa Rosa flight options. Last updated on 17 September 2026.

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

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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 17 September 2026.

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 17 September 2026.

Last-minute flights from Hong Kong to Santa Rosa
Discover last-minute flight deals from Hong Kong to Santa Rosa. Data last updated 17 September 2026 and is based on user searches.

One-way flights from Hong Kong to Santa Rosa
Search for one-way flight options from Hong Kong to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.