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Cheap flights from Santa Rosa to Seoul from $721

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 9/14. 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
0 bags

Find the cheapest flights from Santa Rosa to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:01 pm - 3:45 pm
STS
-
ICN
35h 44m
2 stops
American Airlines Logo
5:50 pm - 12:09 pm
ICN
-
STS
34h 19m
1 stop
$1,240American Airlines
Tue, Sep 1 - Sat, Sep 5
American Airlines Logo
12:39 pm - 3:45 pm
STS
-
ICN
35h 06m
1 stop
American Airlines Logo
5:50 pm - 12:12 pm
ICN
-
STS
34h 22m
1 stop
$1,244American Airlines
Tue, Sep 1 - Fri, Sep 11
American Airlines Logo
4:08 pm - 3:45 pm
STS
-
ICN
31h 37m
2 stops
American Airlines Logo
5:50 pm - 3:47 pm
ICN
-
STS
61h 57m
2 stops
$1,245American Airlines
Sat, Sep 5 - Thu, Sep 10
American Airlines Logo
12:58 pm - 3:45 pm
STS
-
ICN
58h 47m
2 stops
American Airlines Logo
5:50 pm - 5:51 pm
ICN
-
STS
40h 01m
2 stops
$1,251American Airlines
Mon, Aug 31 - Mon, Sep 7
American Airlines Logo
7:10 am - 3:45 pm
STS
-
ICN
40h 35m
2 stops
American Airlines Logo
5:50 pm - 12:25 pm
ICN
-
STS
58h 35m
2 stops
$1,259American Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
7:00 am - 5:05 pm
STS
-
ICN
42h 05m
2 stops
Multiple Airlines Logo
6:30 pm - 9:56 pm
ICN
-
STS
43h 26m
2 stops
$1,304Multiple Airlines
Sat, Aug 29 - Fri, Sep 11
Qatar Airways Logo
7:00 am - 5:05 pm
STS
-
ICN
42h 05m
2 stops
Qatar Airways Logo
1:20 am - 9:56 pm
ICN
-
STS
36h 36m
2 stops
$1,305Qatar Airways
Tue, Sep 1 - Tue, Sep 8
Qatar Airways Logo
7:00 am - 5:05 pm
STS
-
ICN
42h 05m
2 stops
Qatar Airways Logo
1:20 am - 9:56 pm
ICN
-
STS
36h 36m
2 stops
$1,325Qatar Airways
Sun, Sep 6 - Tue, Sep 15
Qatar Airways Logo
7:00 am - 5:05 pm
STS
-
ICN
42h 05m
2 stops
Qatar Airways Logo
6:30 pm - 9:56 pm
ICN
-
STS
43h 26m
2 stops
$1,375Qatar Airways
Thu, Sep 3 - Fri, Sep 11
American Airlines Logo
4:08 pm - 3:45 pm
STS
-
ICN
31h 37m
2 stops
American Airlines Logo
5:50 pm - 3:47 pm
ICN
-
STS
61h 57m
2 stops
$1,380American Airlines
Wed, Sep 2 - Mon, Sep 7

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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
Sep 6
STS7:00 amSanta Rosa Sonoma County
18h 30m
1 stop
ICN5:30 pmIncheon Intl
Sep 16
ICN7:35 pmIncheon Intl
18h 21m
1 stop
STS9:56 pmSanta Rosa Sonoma County
$1,429
Alaska Airlines
Aug 31
STS7:00 amSanta Rosa Sonoma County
18h 30m
1 stop
ICN5:30 pmIncheon Intl
Sep 7
ICN7:35 pmIncheon Intl
18h 21m
1 stop
STS9:56 pmSanta Rosa Sonoma County
$1,432
Alaska Airlines
Sep 7
STS7:00 amSanta Rosa Sonoma County
18h 30m
1 stop
ICN5:30 pmIncheon Intl
Sep 16
ICN7:35 pmIncheon Intl
18h 21m
1 stop
STS9:56 pmSanta Rosa Sonoma County
$1,433

American Airlines flights from Santa Rosa to Incheon Intl Airport

Our best American Airlines deals on Santa Rosa to Incheon Intl Airport flight tickets
American Airlines
Sep 1
STS4:08 pmSanta Rosa Sonoma County
31h 37m
2 stops
ICN3:45 pmIncheon Intl
Sep 6
ICN5:50 pmIncheon Intl
34h 19m
1 stop
STS12:09 pmSanta Rosa Sonoma County
$1,240
American Airlines
Sep 1
STS12:39 pmSanta Rosa Sonoma County
35h 06m
1 stop
ICN3:45 pmIncheon Intl
Sep 11
ICN5:50 pmIncheon Intl
34h 22m
1 stop
STS12:12 pmSanta Rosa Sonoma County
$1,244
American Airlines
Sep 5
STS4:08 pmSanta Rosa Sonoma County
31h 37m
2 stops
ICN3:45 pmIncheon Intl
Sep 10
ICN5:50 pmIncheon Intl
61h 57m
2 stops
STS3:47 pmSanta Rosa Sonoma County
$1,245

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 April 18, 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 - ICN

STSICN

Santa Rosa Sonoma County

Tue 9/1

12:01 pm-3:45 pm

2 stops35h 44m

Incheon Intl

Sat 9/5

5:50 pm-12:09 pm

1 stop34h 19m

$1,240
Quickest round-trip

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Tue 9/1

12:39 pm-3:45 pm

1 stop35h 06m

Incheon Intl

Fri 9/11

5:50 pm-12:12 pm

1 stop34h 22m

$1,244

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 9/5

4:08 pm-3:45 pm

2 stops31h 37m

Incheon Intl

Thu 9/10

5:50 pm-3:47 pm

2 stops61h 57m

$1,245

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Mon 8/31

12:58 pm-3:45 pm

2 stops58h 47m

Incheon Intl

Mon 9/7

5:50 pm-5:51 pm

2 stops40h 01m

$1,251

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Mon 9/7

7:10 am-3:45 pm

2 stops40h 35m

Incheon Intl

Tue 9/15

5:50 pm-12:25 pm

2 stops58h 35m

$1,259

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 8/29

7:00 am-5:05 pm

2 stops42h 05m

Incheon Intl

Fri 9/11

6:30 pm-9:56 pm

2 stops43h 26m

$1,304

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Tue 9/1

7:00 am-5:05 pm

2 stops42h 05m

Incheon Intl

Tue 9/8

1:20 am-9:56 pm

2 stops36h 36m

$1,305

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sun 9/6

7:00 am-5:05 pm

2 stops42h 05m

Incheon Intl

Tue 9/15

1:20 am-9:56 pm

2 stops36h 36m

$1,325

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Thu 9/3

7:00 am-5:05 pm

2 stops42h 05m

Incheon Intl

Fri 9/11

6:30 pm-9:56 pm

2 stops43h 26m

$1,375

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 9/2

4:08 pm-3:45 pm

2 stops31h 37m

Incheon Intl

Mon 9/7

5:50 pm-3:47 pm

2 stops61h 57m

$1,380

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $744. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $863. 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 afternoon 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 $737. Flying to Incheon Intl Airport in the afternoon 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 $831 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

Fastest flight time

29h 38m

Direct flights

None
The fastest flight from Santa Rosa to Incheon Intl Airport takes 29h 38m
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 29h 38m.

  • 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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