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$900+ Cheap flights from Santa Rosa (STS) to South Korea

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
STS — ICN
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Santa Rosa to South Korea

Keep the following information in mind while searching for Santa Rosa to South Korea flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,537
(Singapore Airlines)

One-way from

$900
(Singapore Airlines)

Popular in

December

Cheapest in

February

Average price

$737
Provider with most accurate pricing for San Francisco-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Seoul (SEL) flights.
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From Santa Rosa Sonoma County to South Korea
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One-way flight from Santa Rosa Sonoma County to South Korea
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Highest demand for flights based on searches. 5% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Santa Rosa to South Korea

Cheapest flights from Santa Rosa to South Korea
Explore the most affordable flight options available from Santa Rosa to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Singapore Airlines deal was found by Cheapflights users on 3/27. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/303:05 pmSTS - ICN
2 stops39h 15mMultiple Airlines
Sat 8/1611:50 pmICN - STS
2 stops58h 17mMultiple Airlines
Deal found 3/27$1,537
This Japan Airlines deal was found by Cheapflights users on 3/26. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:00 amSTS - GMP
2 stops43h 00mJapan Airlines
Sat 9/2712:05 pmGMP - STS
2 stops22h 50mJapan Airlines
Deal found 3/26$1,871
This Qatar Airways deal was found by Cheapflights users on 3/28. 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.
Wed 7/307:12 amSTS - ICN
2 stops35h 18mQatar Airways
Fri 8/151:20 amICN - STS
2 stops33h 47mQatar Airways
Deal found 3/28$1,912
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/282:35 pmSTS - ICN
2 stops36h 50mAlaska Airlines
Sun 4/69:25 pmICN - STS
2 stops35h 44mAlaska Airlines
Deal found 3/27$1,955
This American Airlines deal was found by Cheapflights users on 3/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3112:46 pmSTS - ICN
2 stops34h 44mAmerican Airlines
Mon 6/95:25 pmICN - STS
2 stops22h 05mAmerican Airlines
Deal found 3/28$2,065

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Rosa to South Korea 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 March 28, 2025.
Use the filters below to find and compare flights from Santa Rosa to South Korea that are best for you.

Fly from

Santa Rosa

Fly to

South Korea

Route

Depart

Return

Price

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 7/30

3:05 pm-10:20 pm

2 stops39h 15m

Incheon Intl

Sat 8/16

11:50 pm-6:07 pm

2 stops58h 17m

$1,537

Santa RosaSeoul

STS - GMP

STSGMP

Santa Rosa Sonoma County

Fri 9/19

7:00 am-6:00 pm

2 stops43h 00m

Seoul Gimpo Intl

Sat 9/27

12:05 pm-6:55 pm

2 stops22h 50m

$1,871

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 7/30

7:12 am-10:30 am

2 stops35h 18m

Incheon Intl

Fri 8/15

1:20 am-7:07 pm

2 stops33h 47m

$1,912

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 5/31

12:46 pm-3:30 pm

2 stops34h 44m

Incheon Intl

Wed 6/11

5:25 pm-11:30 pm

2 stops22h 05m

$2,065

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 9/10

7:00 am-3:35 pm

2 stops40h 35m

$900

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 4/5

2:35 pm-3:30 pm

2 stops32h 55m

$956

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 4/11

7:00 am-7:05 pm

3 stops68h 05m

$1,948

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Best time to book a flight from Santa Rosa to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea

What is the cheapest month to book a flight from Santa Rosa to South Korea?

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to South Korea (average of $1,002). Flying from Santa Rosa to South Korea in June is currently the most expensive (average of $1,661). 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.

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

Find hourly flight availability from Santa Rosa to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santa Rosa to South Korea as you normally would.

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated March 28, 2025.
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,440 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Qatar Airways
7.4
Good
3,538 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
American Airlines
7.2
Good
10,000 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to South Korea. 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 from for flights from Santa Rosa to South Korea?

    For a flight from Santa Rosa to South Korea, you will be flying from Sonoma County. Santa Rosa Sonoma County (STS) is just 7.2 mi from the center of the city.

  • What are the most popular routes from Santa Rosa to South Korea?

    The most popular flight routes from Santa Rosa to South Korea are Santa Rosa Sonoma County - Incheon Intl, Santa Rosa Sonoma County - Seoul Gimpo Intl and Santa Rosa Sonoma County - Jeju City.

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

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

  • How can I find direct flights from Santa Rosa to South Korea?

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

  • Can I find deals for business class flights from Santa Rosa to South Korea?

    Yes. Cheapflights offers flight deals from Santa Rosa to South Korea 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 South Korea?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to South Korea (average of $1,002). Flying from Santa Rosa to South Korea in June is currently the most expensive (average of $1,661). 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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