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$822+ Cheap flights from Santa Rosa (STS) to Seoul (SEL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SEL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Santa Rosa to Seoul

Cheapest flights from Santa Rosa to Seoul
Explore the most affordable flight options available from Santa Rosa to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Qatar Airways deal was found by Cheapflights users on 12/16. 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.
Sun 12/216:00 amSTS - ICN
2 stops42h 15mMultiple Airlines
Sat 12/2712:20 amICN - STS
2 stops40h 58mMultiple Airlines
Deal found 12/16$3,343
This Qatar Airways deal was found by Cheapflights users on 12/16. 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.
Sun 12/217:00 amSTS - ICN
3 stops54h 30mQatar Airways
Sat 12/2712:20 amICN - STS
2 stops40h 58mQatar Airways
Deal found 12/16$4,219
This Japan Airlines deal was found by Cheapflights users on 12/18. 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.
Wed 12/317:00 amSTS - GMP
2 stops22h 05mJapan Airlines
Mon 1/57:40 pmGMP - STS
2 stops36h 33mJapan Airlines
Deal found 12/18$4,306

Find flight deals from Santa Rosa to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Seoul (SEL). 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 18, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$822
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$1,279
Provider with most accurate pricing for San Francisco-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Seoul (SEL) flights.
Search Deals
From Santa Rosa Sonoma County to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
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 Seoul 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 18, 2025.
Use the filters below to find and compare flights from Santa Rosa to Seoul that are best for you.

Fly from

Santa Rosa

Fly to

Seoul

Route

Depart

Return

Price

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Thu 2/5

9:33 pm-6:35 pm

1 stop28h 02m

Incheon Intl

Fri 3/6

8:35 pm-11:50 pm

1 stop20h 15m

$822

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 2/6

9:33 pm-6:35 pm

1 stop28h 02m

Incheon Intl

Sat 3/7

8:35 pm-9:52 pm

1 stop18h 17m

$822

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Thu 2/5

9:33 pm-6:35 pm

1 stop28h 02m

Incheon Intl

Sun 3/1

8:35 pm-11:50 pm

1 stop20h 15m

$822

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 2/4

6:50 am-6:35 pm

2 stops42h 45m

Incheon Intl

Fri 3/6

8:35 pm-9:14 am

2 stops29h 39m

$1,055

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 2/4

6:50 am-6:35 pm

2 stops42h 45m

Incheon Intl

Sun 3/1

8:35 pm-9:14 am

2 stops53h 39m

$1,072

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Thu 1/15

9:33 pm-6:35 pm

1 stop28h 02m

Incheon Intl

Mon 1/19

8:35 pm-12:22 pm

2 stops56h 47m

$1,181

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sun 3/29

7:47 pm-10:20 pm

2 stops34h 33m

Incheon Intl

Wed 4/8

11:05 am-11:41 pm

2 stops28h 36m

$1,315

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 2/4

7:00 am-3:40 pm

2 stops39h 40m

Incheon Intl

Wed 3/4

8:50 am-11:50 pm

2 stops56h 00m

$1,396

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sun 3/8

7:48 pm-9:50 am

2 stops46h 02m

Incheon Intl

Sun 3/15

11:15 pm-11:57 pm

3 stops40h 42m

$1,494

Santa RosaSeoul

STS - GMP

STSGMP

Santa Rosa Sonoma County

Sat 6/6

7:00 am-10:45 am

2 stops35h 45m

Seoul Gimpo Intl

Fri 6/19

12:05 pm-7:10 pm

2 stops23h 05m

$2,590

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 23 results
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Best time to book a flight from Santa Rosa to Seoul

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

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

Currently, May is the cheapest month in which you can book a flight from Santa Rosa to Seoul (average of $507). Flying from Santa Rosa to Seoul in June is currently the most expensive (average of $664). 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 Seoul. 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 Seoul?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County is the airport most travelers will use when flying to Seoul from Santa Rosa. Booking flights from Sonoma County (STS) to Seoul should be relatively easy as there are 0 daily outbound flights to Seoul from 0 different airlines.

  • How long is the flight from Santa Rosa to Seoul?

    Japan Airlines can get you from Santa Rosa to Seoul in just under 35h 45m. Your travel time can differ by up to . The distance between Santa Rosa and Seoul is about 5564 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Seoul 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 Seoul?

    Currently, May is the cheapest month in which you can book a flight from Santa Rosa to Seoul (average of $507). Flying from Santa Rosa to Seoul in June is currently the most expensive (average of $664). 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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