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$541+ Cheap flights from Santa Rosa (STS) to Hong Kong (HKG)

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
STS — HKG
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Santa Rosa to Hong Kong

Cheapest flights from Santa Rosa to Hong Kong
Explore the most affordable flight options available from Santa Rosa to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Qatar Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:00 amSTS - HKG
2 stops46h 40mMultiple Airlines
Sat 12/136:05 pmHKG - STS
2 stops45h 47mMultiple Airlines
Deal found 12/3$1,936

Find flight deals from Santa Rosa to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Hong Kong (HKG). 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 December 4, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,312
(Japan Airlines)

One-way from

$541
(Japan Airlines)

Popular in

December

Cheapest in

September

Average price

$1,464
Provider with most accurate pricing for San Francisco-Hong Kong Intl flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Hong Kong Intl flights.
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From Santa Rosa Sonoma County to Hong Kong Intl
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One-way flight from Santa Rosa Sonoma County to Hong Kong Intl
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Highest demand for flights based on searches. 10% potential increase in price ($118 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Hong Kong 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 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Santa Rosa to Hong Kong that are best for you.

Fly from

Santa Rosa

Fly to

Hong Kong

Route

Depart

Return

Price

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Wed 1/14

7:00 am-10:55 pm

2 stops23h 55m

$541

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Mon 2/23

7:00 am-1:50 pm

2 stops38h 50m

$633

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Tue 6/2

6:40 pm-1:30 pm

2 stops27h 50m

$986

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Wed 1/14

7:00 am-12:55 pm

3 stops37h 55m

$1,308

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Mon 12/22

6:37 pm-1:50 pm

2 stops27h 13m

$1,539

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Sun 12/21

2:24 pm-10:55 pm

2 stops40h 31m

$1,589

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Wed 12/24

2:24 pm-10:55 pm

2 stops40h 31m

$1,678

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Tue 12/23

7:00 am-1:50 pm

2 stops38h 50m

$1,853

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Sat 12/20

2:24 pm-2:50 pm

2 stops56h 26m

$2,126

Santa RosaHong Kong

STS - HKG

STSHKG

Santa Rosa Sonoma County

Fri 12/19

6:00 am-10:55 pm

2 stops24h 55m

$2,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 11 results
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Best time to book a flight from Santa Rosa to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Santa Rosa with our price prediction graph.
Estimated round-trip 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 Santa Rosa to Hong Kong

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

Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Hong Kong (average of $633). Flying from Santa Rosa to Hong Kong in July is currently the most expensive (average of $844). 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 Santa Rosa to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Hong Kong 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 Santa Rosa to Hong Kong?

    Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Hong Kong (average of $633). Flying from Santa Rosa to Hong Kong in July is currently the most expensive (average of $844). 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.

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