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Cheap flights from Santa Rosa to Seoul from $582

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Seoul departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Santa Rosa to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:49 pm - 4:50 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
32h 01m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
6:40 pm - 4:06 pmICN  Incheon Intl-STS Santa Rosa Sonoma County
14h 26m1 stop Salt Lake City
$922Delta
Mon, Oct 12 - Sat, Nov 21
Delta Logo
4:49 pm - 3:20 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
30h 31m1 stop Salt Lake City
Delta Logo
6:40 pm - 4:06 pmICN  Incheon Intl-STS Santa Rosa Sonoma County
14h 26m1 stop Salt Lake City
$923Delta
Thu, Oct 15 - Sat, Nov 21
Delta Logo
4:49 pm - 3:20 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
30h 31m1 stop Salt Lake City
Delta Logo
6:45 pm - 10:43 amICN  Incheon Intl-STS Santa Rosa Sonoma County
32h 58m2 stops Seattle/Tacoma Intl Salt Lake City
$927Delta
Thu, Oct 15 - Mon, Nov 23
Delta Logo
11:21 am - 3:20 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
35h 59m1 stop Salt Lake City
Delta Logo
6:40 pm - 11:41 amICN  Incheon Intl-STS Santa Rosa Sonoma County
33h 01m1 stop Salt Lake City
$928Delta
Sat, Oct 17 - Sat, Oct 31
Delta Logo
4:49 pm - 4:50 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
32h 01m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
6:40 pm - 4:06 pmICN  Incheon Intl-STS Santa Rosa Sonoma County
14h 26m1 stop Salt Lake City
$933Delta
Tue, Oct 13 - Sun, Nov 22
Delta Logo
4:49 pm - 4:50 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
32h 01m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
6:45 pm - 10:43 amICN  Incheon Intl-STS Santa Rosa Sonoma County
32h 58m2 stops Seattle/Tacoma Intl Salt Lake City
$939Delta
Tue, Oct 13 - Sat, Nov 21
Alaska Airlines Logo
7:00 am - 5:30 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
18h 30m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 pm - 10:46 pmICN  Incheon Intl-STS Santa Rosa Sonoma County
19h 46m1 stop Seattle/Tacoma Intl
$1,157Alaska Airlines
Sun, Oct 11 - Mon, Nov 23
Alaska Airlines Logo
5:06 pm - 5:30 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
32h 24m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 pm - 10:46 pmICN  Incheon Intl-STS Santa Rosa Sonoma County
19h 46m1 stop Seattle/Tacoma Intl
$1,164Alaska Airlines
Sat, Oct 10 - Mon, Nov 23
Alaska Airlines Logo
5:06 pm - 5:30 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
32h 24m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 pm - 12:57 pmICN  Incheon Intl-STS Santa Rosa Sonoma County
33h 57m1 stop Seattle/Tacoma Intl
$1,170Alaska Airlines
Sat, Oct 10 - Thu, Nov 26
Alaska Airlines Logo
7:00 am - 5:30 pmSTS  Santa Rosa Sonoma County-ICN Incheon Intl
18h 30m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 pm - 10:46 pmICN  Incheon Intl-STS Santa Rosa Sonoma County
19h 46m1 stop Seattle/Tacoma Intl
$1,207Alaska Airlines
Sun, Oct 11 - Sat, Nov 21

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Delta flights from Santa Rosa to Incheon Intl Airport

Our best Delta deals on Santa Rosa to Incheon Intl Airport flight tickets
Delta
Oct 12
STS4:49 pmSanta Rosa Sonoma County
32h 01m
2 stops
ICN4:50 pmIncheon Intl
Nov 21
ICN6:40 pmIncheon Intl
14h 26m
1 stop
STS4:06 pmSanta Rosa Sonoma County
$922
Delta
Oct 15
STS4:49 pmSanta Rosa Sonoma County
30h 31m
1 stop
ICN3:20 pmIncheon Intl
Nov 21
ICN6:40 pmIncheon Intl
14h 26m
1 stop
STS4:06 pmSanta Rosa Sonoma County
$923
Delta
Oct 15
STS4:49 pmSanta Rosa Sonoma County
30h 31m
1 stop
ICN3:20 pmIncheon Intl
Nov 23
ICN6:45 pmIncheon Intl
32h 58m
2 stops
STS10:43 amSanta Rosa Sonoma County
$927

Alaska Airlines flights from Santa Rosa to Incheon Intl Airport

Our best Alaska Airlines deals on Santa Rosa to Incheon Intl Airport flight tickets
Alaska Airlines
Oct 11
STS7:00 amSanta Rosa Sonoma County
18h 30m
1 stop
ICN5:30 pmIncheon Intl
Nov 23
ICN8:00 pmIncheon Intl
19h 46m
1 stop
STS10:46 pmSanta Rosa Sonoma County
$1,157
Alaska Airlines
Oct 10
STS5:06 pmSanta Rosa Sonoma County
32h 24m
1 stop
ICN5:30 pmIncheon Intl
Nov 23
ICN8:00 pmIncheon Intl
19h 46m
1 stop
STS10:46 pmSanta Rosa Sonoma County
$1,164
Alaska Airlines
Oct 10
STS5:06 pmSanta Rosa Sonoma County
32h 24m
1 stop
ICN5:30 pmIncheon Intl
Nov 26
ICN8:00 pmIncheon Intl
33h 57m
1 stop
STS12:57 pmSanta Rosa Sonoma County
$1,170

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Santa Rosa to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Mon 10/12

4:49 pm-4:50 pm

2 stops32h 01m

Incheon Intl

Sat 11/21

6:40 pm-4:06 pm

1 stop14h 26m

$922

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Thu 10/15

4:49 pm-3:20 pm

1 stop30h 31m

Incheon Intl

Sat 11/21

6:40 pm-4:06 pm

1 stop14h 26m

$923

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Thu 10/15

4:49 pm-3:20 pm

1 stop30h 31m

Incheon Intl

Mon 11/23

6:45 pm-10:43 am

2 stops32h 58m

$927

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Sat 10/17

11:21 am-3:20 pm

1 stop35h 59m

Incheon Intl

Sat 10/31

6:40 pm-11:41 am

1 stop33h 01m

$928

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Tue 10/13

4:49 pm-4:50 pm

2 stops32h 01m

Incheon Intl

Sun 11/22

6:40 pm-4:06 pm

1 stop14h 26m

$933

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Tue 10/13

4:49 pm-4:50 pm

2 stops32h 01m

Incheon Intl

Sat 11/21

6:45 pm-10:43 am

2 stops32h 58m

$939
Quickest round-trip

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Sun 10/11

7:00 am-5:30 pm

1 stop18h 30m

Incheon Intl

Mon 11/23

8:00 pm-10:46 pm

1 stop19h 46m

$1,157

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Sat 10/10

5:06 pm-5:30 pm

1 stop32h 24m

Incheon Intl

Mon 11/23

8:00 pm-10:46 pm

1 stop19h 46m

$1,164

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Sat 10/10

5:06 pm-5:30 pm

1 stop32h 24m

Incheon Intl

Thu 11/26

8:00 pm-12:57 pm

1 stop33h 57m

$1,170

Santa RosaIncheon

STS Santa Rosa Sonoma County - ICN Incheon Intl

STSICN

Santa Rosa Sonoma County

Sun 10/11

7:00 am-5:30 pm

1 stop18h 30m

Incheon Intl

Sat 11/21

8:00 pm-10:46 pm

1 stop19h 46m

$1,207

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Santa Rosa to Incheon Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from Santa Rosa to Incheon Intl Airport is on a Monday when prices can be found for as low as $794. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $901. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

In the evening is the cheapest time of day to fly from Santa Rosa to Incheon Intl Airport when you can find flight prices for as low as $810. Flying to Incheon Intl Airport in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $858 on average. Flights to Incheon Intl Airport from Santa Rosa at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Santa Rosa to Incheon Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa to Incheon Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santa Rosa to Incheon Intl Airport (STS to ICN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Incheon Intl Airport

Best Price Found

$582

Fastest flight time

16h 20m

Direct flights

None
The best one-way flight to Incheon Intl Airport from Santa Rosa in the past 72 hours is $582. The best round-trip flight deal from Santa Rosa to Incheon Intl Airport found on momondo in the last 72 hours is $922.
The fastest flight from Santa Rosa to Incheon Intl Airport takes 16h 20m
There are no direct flights from Santa Rosa to Incheon Intl Airport. There are no popular flight routes from Santa Rosa to Incheon Intl Airport.
Search flight deals

Frequently asked questions about flying from Santa Rosa to Incheon Intl Airport

  • How far is Santa Rosa Sonoma County to Incheon Intl by plane?

    The straight-line distance from Santa Rosa Sonoma County to Incheon Intl is 5590.9 mi. By plane, this route typically takes 16h 20m.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Incheon Intl Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to Incheon Intl Airport are updated daily.

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Incheon Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The travel and health documents you'll need for your trip to Incheon Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Incheon Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Daejeon
Suwon
Seongnam
Anyang

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Seoul?

Finding the right flight to Seoul from Santa Rosa is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seoul quick and easy, saving you time and money.

Can I find flights from Santa Rosa to Seoul with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Santa Rosa to Seoul flights to just show those with flexible booking policies.

How can momondo help me find flights from Santa Rosa to Seoul?

momondo helps you find the best flight between Santa Rosa and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Santa Rosa to Seoul right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Santa Rosa to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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