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Cheap flights from Santa Rosa to Seoul from $445

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 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Santa Rosa to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:15 am - 6:35 pm
STS
-
ICN
15h 20m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,110Multiple Airlines
Wed, Mar 11 - Mon, Mar 23
Multiple Airlines Logo
7:57 pm - 6:35 pm
STS
-
ICN
30h 38m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,117Multiple Airlines
Tue, Mar 10 - Mon, Mar 23
Multiple Airlines Logo
11:15 am - 6:35 pm
STS
-
ICN
15h 20m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,161Multiple Airlines
Thu, Mar 12 - Mon, Mar 23
Multiple Airlines Logo
7:57 pm - 6:35 pm
STS
-
ICN
30h 38m
1 stop
Multiple Airlines Logo
8:35 pm - 11:50 pm
ICN
-
STS
19h 15m
1 stop
$1,277Multiple Airlines
Tue, Mar 10 - Thu, Mar 12
Multiple Airlines Logo
11:15 am - 6:35 pm
STS
-
ICN
15h 20m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,278Multiple Airlines
Wed, Mar 11 - Thu, Mar 26
Multiple Airlines Logo
7:57 pm - 6:35 pm
STS
-
ICN
30h 38m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,285Multiple Airlines
Tue, Mar 10 - Thu, Mar 26
Alaska Airlines Logo
8:20 pm - 5:30 pm
STS
-
ICN
29h 10m
1 stop
Alaska Airlines Logo
7:35 pm - 7:40 pm
ICN
-
STS
16h 05m
1 stop
$1,339Alaska Airlines
Wed, May 13 - Wed, Jun 3
Alaska Airlines Logo
8:20 pm - 5:30 pm
STS
-
ICN
29h 10m
1 stop
Alaska Airlines Logo
7:35 pm - 7:40 pm
ICN
-
STS
16h 05m
1 stop
$1,379Alaska Airlines
Wed, May 13 - Fri, Jun 5
Alaska Airlines Logo
8:20 pm - 5:30 pm
STS
-
ICN
29h 10m
1 stop
Alaska Airlines Logo
7:35 pm - 11:30 pm
ICN
-
STS
19h 55m
2 stops
$1,403Alaska Airlines
Wed, May 13 - Thu, Jun 4
Alaska Airlines Logo
5:21 pm - 5:30 pm
STS
-
ICN
32h 09m
2 stops
Alaska Airlines Logo
7:35 pm - 8:49 am
ICN
-
STS
29h 14m
2 stops
$1,449Alaska Airlines
Wed, May 13 - Wed, Jun 3

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
May 13
STS8:20 pmSanta Rosa Sonoma County
29h 10m
1 stop
ICN5:30 pmIncheon Intl
Jun 3
ICN7:35 pmIncheon Intl
16h 05m
1 stop
STS7:40 pmSanta Rosa Sonoma County
$1,339
Alaska Airlines
May 13
STS8:20 pmSanta Rosa Sonoma County
29h 10m
1 stop
ICN5:30 pmIncheon Intl
Jun 5
ICN7:35 pmIncheon Intl
16h 05m
1 stop
STS7:40 pmSanta Rosa Sonoma County
$1,379
Alaska Airlines
May 13
STS8:20 pmSanta Rosa Sonoma County
29h 10m
1 stop
ICN5:30 pmIncheon Intl
Jun 3
ICN7:35 pmIncheon Intl
29h 14m
2 stops
STS8:49 amSanta Rosa Sonoma County
$1,403

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
Feb 15
STS1:03 pmSanta Rosa Sonoma County
34h 42m
2 stops
ICN4:45 pmIncheon Intl
Feb 26
ICN7:15 pmIncheon Intl
37h 38m
2 stops
STS3:53 pmSanta Rosa Sonoma County
$1,249
American Airlines
Mar 10
STS4:23 pmSanta Rosa Sonoma County
31h 32m
2 stops
ICN3:55 pmIncheon Intl
Mar 24
ICN5:55 pmIncheon Intl
34h 31m
2 stops
STS12:26 pmSanta Rosa Sonoma County
$1,488
American Airlines
Mar 15
STS4:23 pmSanta Rosa Sonoma County
31h 32m
2 stops
ICN3:55 pmIncheon Intl
Mar 24
ICN5:55 pmIncheon Intl
37h 58m
2 stops
STS3:53 pmSanta Rosa Sonoma County
$1,601

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 February 14, 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

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 3/11

11:15 am-6:35 pm

1 stop15h 20m

Incheon Intl

Mon 3/23

8:35 pm-10:30 am

1 stop29h 55m

$1,110

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Tue 3/10

7:57 pm-6:35 pm

1 stop30h 38m

Incheon Intl

Mon 3/23

8:35 pm-10:30 am

1 stop29h 55m

$1,117

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Thu 3/12

11:15 am-6:35 pm

1 stop15h 20m

Incheon Intl

Mon 3/23

8:35 pm-10:30 am

1 stop29h 55m

$1,161

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Tue 3/10

7:57 pm-6:35 pm

1 stop30h 38m

Incheon Intl

Thu 3/12

8:35 pm-11:50 pm

1 stop19h 15m

$1,277

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 3/11

11:15 am-6:35 pm

1 stop15h 20m

Incheon Intl

Thu 3/26

8:35 pm-10:30 am

1 stop29h 55m

$1,278

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Tue 3/10

7:57 pm-6:35 pm

1 stop30h 38m

Incheon Intl

Thu 3/26

8:35 pm-10:30 am

1 stop29h 55m

$1,285

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 5/13

8:20 pm-5:30 pm

1 stop29h 10m

Incheon Intl

Wed 6/3

7:35 pm-7:40 pm

1 stop16h 05m

$1,339

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 5/13

8:20 pm-5:30 pm

1 stop29h 10m

Incheon Intl

Fri 6/5

7:35 pm-7:40 pm

1 stop16h 05m

$1,379

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 5/13

8:20 pm-5:30 pm

1 stop29h 10m

Incheon Intl

Thu 6/4

7:35 pm-11:30 pm

2 stops19h 55m

$1,403

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 5/13

5:21 pm-5:30 pm

2 stops32h 09m

Incheon Intl

Wed 6/3

7:35 pm-8:49 am

2 stops29h 14m

$1,449

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 Sunday when prices can be found for as low as $769. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $864. 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 $702. 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 in the morning when prices are $847 on average. Flights to Incheon Intl Airport from Santa Rosa in the morning 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

  • 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
Suwon
Daejeon
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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