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Cheap flights from Santa Rosa to Seoul from $646

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 7/15. 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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Find the cheapest flights from Santa Rosa to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:25 am - 4:20 pm
STS
-
ICN
35h 55m
1 stop
Delta Logo
6:35 pm - 4:08 pm
ICN
-
STS
14h 33m
1 stop
$982Delta
Thu, Nov 12 - Wed, Nov 25
Delta Logo
11:25 am - 4:20 pm
STS
-
ICN
35h 55m
1 stop
Delta Logo
6:45 pm - 10:39 am
ICN
-
STS
32h 54m
2 stops
$986Delta
Thu, Nov 12 - Tue, Nov 24
Delta Logo
11:25 am - 3:20 pm
STS
-
ICN
35h 55m
1 stop
Delta Logo
6:45 pm - 10:39 am
ICN
-
STS
31h 54m
2 stops
$987Delta
Tue, Oct 20 - Sun, Oct 25
Delta Logo
11:25 am - 3:20 pm
STS
-
ICN
35h 55m
1 stop
Delta Logo
7:20 pm - 10:39 am
ICN
-
STS
31h 19m
1 stop
$988Delta
Fri, Oct 16 - Wed, Oct 21
Delta Logo
4:55 pm - 5:55 pm
STS
-
ICN
32h 00m
2 stops
Delta Logo
6:35 pm - 4:08 pm
ICN
-
STS
14h 33m
1 stop
$992Delta
Fri, Nov 13 - Tue, Nov 24
Delta Logo
4:55 pm - 5:55 pm
STS
-
ICN
33h 00m
2 stops
Delta Logo
6:45 pm - 11:39 am
ICN
-
STS
32h 54m
2 stops
$998Delta
Fri, Oct 23 - Sat, Oct 31
Delta Logo
11:25 am - 3:55 pm
STS
-
ICN
35h 30m
2 stops
Delta Logo
6:35 pm - 4:08 pm
ICN
-
STS
14h 33m
1 stop
$1,121Delta
Wed, Nov 18 - Tue, Nov 24
Multiple Airlines Logo
7:03 am - 5:05 pm
STS
-
ICN
42h 02m
2 stops
Multiple Airlines Logo
1:20 am - 9:56 pm
ICN
-
STS
36h 36m
2 stops
$1,149Multiple Airlines
Wed, Sep 16 - Tue, Sep 22
Qatar Airways Logo
7:03 am - 5:05 pm
STS
-
ICN
42h 02m
2 stops
Qatar Airways Logo
1:20 am - 9:56 pm
ICN
-
STS
36h 36m
2 stops
$1,171Qatar Airways
Tue, Sep 8 - Thu, Sep 17
Delta Logo
11:25 am - 3:20 pm
STS
-
ICN
35h 55m
1 stop
Delta Logo
4:40 pm - 10:39 am
ICN
-
STS
33h 59m
2 stops
$1,184Delta
Fri, Oct 16 - Sat, Oct 24

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
STS6:56 pmSanta Rosa Sonoma County
30h 34m
2 stops
ICN5:30 pmIncheon Intl
Sep 9
ICN7:35 pmIncheon Intl
29h 18m
2 stops
STS8:53 amSanta Rosa Sonoma County
$1,403
Alaska Airlines
Sep 7
STS7:03 amSanta Rosa Sonoma County
18h 27m
1 stop
ICN5:30 pmIncheon Intl
Sep 17
ICN7:35 pmIncheon Intl
18h 21m
1 stop
STS9:56 pmSanta Rosa Sonoma County
$1,416
Alaska Airlines
Sep 6
STS6:56 pmSanta Rosa Sonoma County
30h 34m
2 stops
ICN5:30 pmIncheon Intl
Sep 9
ICN7:35 pmIncheon Intl
29h 18m
2 stops
STS8:53 amSanta Rosa Sonoma County
$1,421

Delta flights from Santa Rosa to Incheon Intl Airport

Our best Delta deals on Santa Rosa to Incheon Intl Airport flight tickets
Delta
Nov 12
STS11:25 amSanta Rosa Sonoma County
35h 55m
1 stop
ICN4:20 pmIncheon Intl
Nov 25
ICN6:35 pmIncheon Intl
14h 33m
1 stop
STS4:08 pmSanta Rosa Sonoma County
$982
Delta
Nov 12
STS11:25 amSanta Rosa Sonoma County
35h 55m
1 stop
ICN4:20 pmIncheon Intl
Nov 24
ICN6:45 pmIncheon Intl
32h 54m
2 stops
STS10:39 amSanta Rosa Sonoma County
$986
Delta
Oct 20
STS11:25 amSanta Rosa Sonoma County
35h 55m
1 stop
ICN3:20 pmIncheon Intl
Oct 25
ICN6:45 pmIncheon Intl
31h 54m
2 stops
STS10:39 amSanta Rosa Sonoma County
$987

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 May 27, 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

Thu 11/12

11:25 am-4:20 pm

1 stop35h 55m

Incheon Intl

Wed 11/25

6:35 pm-4:08 pm

1 stop14h 33m

$982

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Thu 11/12

11:25 am-4:20 pm

1 stop35h 55m

Incheon Intl

Tue 11/24

6:45 pm-10:39 am

2 stops32h 54m

$986

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Tue 10/20

11:25 am-3:20 pm

1 stop35h 55m

Incheon Intl

Sun 10/25

6:45 pm-10:39 am

2 stops31h 54m

$987

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 10/16

11:25 am-3:20 pm

1 stop35h 55m

Incheon Intl

Wed 10/21

7:20 pm-10:39 am

1 stop31h 19m

$988
Quickest round-trip

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 11/13

4:55 pm-5:55 pm

2 stops32h 00m

Incheon Intl

Tue 11/24

6:35 pm-4:08 pm

1 stop14h 33m

$992

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 10/23

4:55 pm-5:55 pm

2 stops33h 00m

Incheon Intl

Sat 10/31

6:45 pm-11:39 am

2 stops32h 54m

$998

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 11/18

11:25 am-3:55 pm

2 stops35h 30m

Incheon Intl

Tue 11/24

6:35 pm-4:08 pm

1 stop14h 33m

$1,121

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Wed 9/16

7:03 am-5:05 pm

2 stops42h 02m

Incheon Intl

Tue 9/22

1:20 am-9:56 pm

2 stops36h 36m

$1,149

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Tue 9/8

7:03 am-5:05 pm

2 stops42h 02m

Incheon Intl

Thu 9/17

1:20 am-9:56 pm

2 stops36h 36m

$1,171

Santa RosaIncheon

STS - ICN

STSICN

Santa Rosa Sonoma County

Fri 10/16

11:25 am-3:20 pm

1 stop35h 55m

Incheon Intl

Sat 10/24

4:40 pm-10:39 am

2 stops33h 59m

$1,184

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 $772. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $868. 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 $785. 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 in the morning when prices are $855 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

30h 29m

Direct flights

None
The fastest flight from Santa Rosa to Incheon Intl Airport takes 30h 29m
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 30h 29m.

  • 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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