Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Santa Rosa to Seoul from $545

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 8/30. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
7:53 pm - 7:40 pm
STS
-
ICN
31h 47m
2 stops
Multiple Airlines Logo
10:05 pm - 10:01 am
ICN
-
STS
27h 56m
1 stop
$996Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
7:53 pm - 12:55 pm
STS
-
ICN
25h 02m
2 stops
Multiple Airlines Logo
7:45 pm - 10:01 am
ICN
-
STS
30h 16m
2 stops
$1,012Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
7:53 pm - 7:05 pm
STS
-
ICN
31h 12m
2 stops
Multiple Airlines Logo
8:05 pm - 10:01 am
ICN
-
STS
29h 56m
2 stops
$1,046Multiple Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
7:53 pm - 3:50 pm
STS
-
ICN
27h 57m
1 stop
Multiple Airlines Logo
9:10 pm - 10:01 am
ICN
-
STS
52h 51m
2 stops
$1,064Multiple Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
6:53 pm - 6:35 pm
STS
-
ICN
31h 42m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,067Multiple Airlines
Fri, Apr 10 - Sat, Apr 18
Multiple Airlines Logo
7:53 pm - 3:50 pm
STS
-
ICN
27h 57m
1 stop
Multiple Airlines Logo
1:00 pm - 11:01 pm
ICN
-
STS
26h 01m
1 stop
$1,119Multiple Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
6:53 pm - 6:35 pm
STS
-
ICN
31h 42m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,145Multiple Airlines
Sat, Apr 11 - Mon, Apr 20
Multiple Airlines Logo
6:53 pm - 6:35 pm
STS
-
ICN
31h 42m
1 stop
Multiple Airlines Logo
8:35 pm - 10:30 am
ICN
-
STS
29h 55m
1 stop
$1,169Multiple Airlines
Sat, Apr 11 - Sat, Apr 18
Multiple Airlines Logo
6:53 pm - 5:15 am
STS
-
ICN
18h 22m
1 stop
Multiple Airlines Logo
10:05 pm - 10:01 am
ICN
-
STS
27h 56m
1 stop
$1,203Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
6:53 pm - 6:35 pm
STS
-
ICN
31h 42m
1 stop
Multiple Airlines Logo
8:35 pm - 9:10 am
ICN
-
STS
28h 35m
2 stops
$1,237Multiple Airlines
Fri, Apr 10 - Sat, Apr 18

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
Jul 3
STS7:03 pmSanta Rosa Sonoma County
30h 27m
2 stops
ICN5:30 pmIncheon Intl
Jul 10
ICN7:35 pmIncheon Intl
32h 51m
2 stops
STS12:26 pmSanta Rosa Sonoma County
$1,345
Alaska Airlines
Jul 2
STS7:03 pmSanta Rosa Sonoma County
54h 27m
2 stops
ICN5:30 pmIncheon Intl
Jul 10
ICN7:35 pmIncheon Intl
32h 51m
2 stops
STS12:26 pmSanta Rosa Sonoma County
$1,370
Alaska Airlines
May 16
STS1:17 pmSanta Rosa Sonoma County
36h 13m
1 stop
ICN5:30 pmIncheon Intl
Jun 4
ICN7:35 pmIncheon Intl
16h 11m
1 stop
STS7:46 pmSanta Rosa Sonoma County
$1,375

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
Apr 11
STS12:56 pmSanta Rosa Sonoma County
34h 49m
2 stops
ICN3:45 pmIncheon Intl
Apr 20
ICN5:50 pmIncheon Intl
34h 36m
2 stops
STS12:26 pmSanta Rosa Sonoma County
$1,394
American Airlines
Apr 11
STS4:23 pmSanta Rosa Sonoma County
31h 22m
2 stops
ICN3:45 pmIncheon Intl
Apr 19
ICN5:50 pmIncheon Intl
38h 03m
2 stops
STS3:53 pmSanta Rosa Sonoma County
$1,463
American Airlines
Apr 11
STS4:23 pmSanta Rosa Sonoma County
31h 22m
2 stops
ICN3:45 pmIncheon Intl
Apr 19
ICN5:50 pmIncheon Intl
34h 36m
2 stops
STS12:26 pmSanta Rosa Sonoma County
$1,531

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 March 7, 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

Mon 4/20

7:53 pm-7:40 pm

2 stops31h 47m

Incheon Intl

Mon 4/27

10:05 pm-10:01 am

1 stop27h 56m

$996

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Mon 4/20

7:53 pm-12:55 pm

2 stops25h 02m

Incheon Intl

Mon 4/27

7:45 pm-10:01 am

2 stops30h 16m

$1,012

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 4/18

7:53 pm-7:05 pm

2 stops31h 12m

Incheon Intl

Sat 4/25

8:05 pm-10:01 am

2 stops29h 56m

$1,046

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 4/18

7:53 pm-3:50 pm

1 stop27h 57m

Incheon Intl

Sat 4/25

9:10 pm-10:01 am

2 stops52h 51m

$1,064

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 4/10

6:53 pm-6:35 pm

1 stop31h 42m

Incheon Intl

Sat 4/18

8:35 pm-10:30 am

1 stop29h 55m

$1,067

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 4/18

7:53 pm-3:50 pm

1 stop27h 57m

Incheon Intl

Sat 4/25

1:00 pm-11:01 pm

1 stop26h 01m

$1,119

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 4/11

6:53 pm-6:35 pm

1 stop31h 42m

Incheon Intl

Mon 4/20

8:35 pm-10:30 am

1 stop29h 55m

$1,145

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Sat 4/11

6:53 pm-6:35 pm

1 stop31h 42m

Incheon Intl

Sat 4/18

8:35 pm-10:30 am

1 stop29h 55m

$1,169
Quickest round-trip

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Mon 4/20

6:53 pm-5:15 am

1 stop18h 22m

Incheon Intl

Mon 4/27

10:05 pm-10:01 am

1 stop27h 56m

$1,203

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 4/10

6:53 pm-6:35 pm

1 stop31h 42m

Incheon Intl

Sat 4/18

8:35 pm-9:10 am

2 stops28h 35m

$1,237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $766. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $860. 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 $709. 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 $838 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

31h 20m

Direct flights

None
The fastest flight from Santa Rosa to Incheon Intl Airport takes 31h 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

  • 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 31h 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
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.

An easier way to manage your Incheon Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 4/6
Mon 4/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Seoul

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo
Flights to Seoul Gimpo Intl Airportfrom $809