Find flights
Airlines
Travel Guide

HK$7,426+ Cheap flights to Santa Rosa

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 17-9. Fares are subject to change and may not be available on all flights or dates of travel.
— STS
18 Jul — 25 Jul1
1 adult

Flights to Santa Rosa in 2025

Find the latest flights to Santa Rosa in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 13 July 2025.

Return from

HK$5,699

One-way from

HK$7,426

Popular in

August

Cheapest in

March

Average price

HK$8,603
China Airlines
  • China Airlines
  • 18-9-17-10
  • 2 total stops
  • 44h 45m total
  • Hong Kong to San Francisco
Japan Airlines
  • Japan Airlines
  • 17-9
  • 2 total stops
  • 42h 57m total
  • Hong Kong to Santa Rosa
Highest demand for flights based on searches. 15% potential increase in price (HK$10,450 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (HK$2,259 potential savings vs. average return price).
Average for return flights in July 2025

Find flight deals to Santa Rosa

Cheapest flights to Santa Rosa
Explore the most affordable flight options available to Santa Rosa. Find the lowest fares based on data from user searches, with prices last updated on 13 July 2025.

Tue 26-821:45HKG - STS
2 stops36h 27mEVA Air
Tue 2-915:07STS - HKG
2 stops36h 23mEVA Air
Deal found 11-7HK$9,106
Tue 26-812:45HKG - STS
1 stop21h 27mMultiple Airlines
Tue 2-907:03STS - HKG
1 stop20h 52mMultiple Airlines
Deal found 11-7HK$10,220
Wed 17-915:15HKG - STS
2 stops42h 57mJapan Airlines
Thu 23-1007:00STS - HKG
2 stops39h 30mJapan Airlines
Deal found 12-7HK$11,649
Sat 20-912:25HKG - STS
2 stops37h 49mSingapore Airlines
Sat 18-1017:34STS - HKG
2 stops32h 31mSingapore Airlines
Deal found 12-7HK$11,680
Mon 25-801:25HKG - STS
2 stops49h 12mQatar Airways
Tue 2-912:17STS - HKG
2 stops42h 28mQatar Airways
Deal found 11-7HK$12,669
Tue 16-907:55HKG - STS
2 stops43h 00mAmerican Airlines
Tue 21-1012:31STS - HKG
2 stops62h 29mAmerican Airlines
Deal found 12-7HK$12,818

Cheapflights Fare Finder

Locate flights to Santa Rosa that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 13 July 2025.
Use the filters below to find and compare flights to Santa Rosa that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Tue 26-8

21:45-19:12

2 stops36h 27m

Santa Rosa Sonoma County

Tue 2-9

15:07-18:30

2 stops36h 23m

HK$9,106

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Tue 26-8

12:45-19:12

1 stop21h 27m

Santa Rosa Sonoma County

Tue 2-9

07:03-18:55

1 stop20h 52m

HK$10,220

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 17-9

15:15-19:12

2 stops42h 57m

Santa Rosa Sonoma County

Thu 23-10

07:00-13:30

2 stops39h 30m

HK$11,649

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sat 20-9

12:25-11:14

2 stops37h 49m

Santa Rosa Sonoma County

Sat 18-10

17:34-17:05

2 stops32h 31m

HK$11,680

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Mon 25-8

01:25-11:37

2 stops49h 12m

Santa Rosa Sonoma County

Tue 2-9

12:17-21:45

2 stops42h 28m

HK$12,669

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Tue 16-9

07:55-11:55

2 stops43h 00m

Santa Rosa Sonoma County

Tue 21-10

12:31-18:00

2 stops62h 29m

HK$12,818

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 17-9

15:15-19:12

2 stops42h 57m

HK$7,426

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Mon 15-9

15:40-19:12

2 stops42h 32m

HK$7,818

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Sun 14-9

01:20-11:55

2 stops49h 35m

HK$8,179

Hong KongSanta Rosa

HKG - STS

HKGSTS

Hong Kong Intl

Wed 23-7

01:25-19:09

2 stops32h 44m

HK$10,613

Flights are sorted by cheapest return flights first.

Deals found on 12-7

Best time to book a flight to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa 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 to Santa Rosa

How long is the flight to Santa Rosa?

On average, a flight from Hong Kong to Santa Rosa takes 23 hours 32 minutes. Flights to Santa Rosa from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 180.0 mm 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.

Temperature in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santa Rosa. Reviews last updated 13 July 2025.
See what other customers who have flown with EVA Air, Japan Airlines, andSingapore Airlines to the United States have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

FAQs about flying to Santa Rosa

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

    Booking a flight to Santa Rosa Sonoma County (STS) is your only option if you intend on flying to Santa Rosa. It is only a 11.5 km journey from Sonoma County to Santa Rosa’s city centre.

  • Can I find cheaper flights to Santa Rosa if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Santa Rosa on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Does Santa Rosa Sonoma County have rental cars?

    Yes. Those touching down at Santa Rosa Sonoma County can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Santa Rosa Sonoma County?

    Yes. Santa Rosa Sonoma County has hotels nearby for those requiring accommodations. Healdsburg, Ca Amazing Resort-Like Estate Healdsburg -- 4bd / 3ba is the closest property to Santa Rosa Sonoma County (0.0 km away from Santa Rosa Sonoma County).

See more FAQs

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.

Search flights to Santa Rosa by cabin class

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Santa Rosa?

Deals for Santa Rosa flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Santa Rosa?

Millions of users choose and trust Cheapflights to book the best flight deals to Santa Rosa for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Santa Rosa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Santa Rosa today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.