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Cheap flights from Oakland, California to Seoul from $449

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oakland, California to Seoul departing on 7/31. 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 Oakland, California to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Korean Air Logo
6:00 am - 3:20 pm
OAK
-
ICN
17h 20m
1 stop
Korean Air Logo
7:20 pm - 11:59 pm
ICN
-
OAK
20h 39m
1 stop
$931Korean Air
Mon, Sep 7 - Mon, Sep 14
Alaska Airlines Logo
6:01 am - 5:30 pm
OAK
-
ICN
19h 29m
1 stop
Alaska Airlines Logo
7:35 pm - 6:55 pm
ICN
-
OAK
15h 20m
1 stop
$936Alaska Airlines
Wed, Sep 9 - Sun, Sep 20
Multiple Airlines Logo
6:00 am - 3:20 pm
OAK
-
ICN
17h 20m
1 stop
Multiple Airlines Logo
7:20 pm - 11:56 pm
ICN
-
OAK
20h 36m
1 stop
$939Multiple Airlines
Fri, Oct 2 - Wed, Oct 14
Delta Logo
5:00 pm - 4:50 pm
OAK
-
ICN
31h 50m
2 stops
Delta Logo
7:20 pm - 11:59 pm
ICN
-
OAK
20h 39m
1 stop
$941Delta
Mon, Sep 7 - Mon, Sep 14
Alaska Airlines Logo
7:51 pm - 5:30 pm
OAK
-
ICN
29h 39m
1 stop
Alaska Airlines Logo
7:35 pm - 6:55 pm
ICN
-
OAK
15h 20m
1 stop
$942Alaska Airlines
Sat, Sep 5 - Sun, Sep 20
Alaska Airlines Logo
12:29 pm - 5:35 pm
OAK
-
ICN
36h 06m
1 stop
Alaska Airlines Logo
8:00 pm - 11:33 am
ICN
-
OAK
32h 33m
1 stop
$948Alaska Airlines
Tue, Nov 24 - Thu, Nov 26
Delta Logo
12:29 pm - 4:40 pm
OAK
-
ICN
36h 11m
2 stops
Delta Logo
4:40 pm - 11:59 pm
ICN
-
OAK
23h 19m
2 stops
$952Delta
Sun, Sep 20 - Wed, Sep 30
Alaska Airlines Logo
7:00 am - 5:35 pm
OAK
-
ICN
17h 35m
1 stop
Alaska Airlines Logo
8:00 pm - 10:10 pm
ICN
-
OAK
19h 10m
1 stop
$976Alaska Airlines
Wed, Dec 2 - Fri, Dec 11
Delta Logo
6:00 am - 3:20 pm
OAK
-
ICN
17h 20m
1 stop
Delta Logo
7:20 pm - 11:56 pm
ICN
-
OAK
20h 36m
1 stop
$986Delta
Mon, Aug 3 - Sun, Aug 30
Multiple Airlines Logo
6:00 am - 3:20 pm
OAK
-
ICN
17h 20m
1 stop
Multiple Airlines Logo
7:20 pm - 11:56 pm
ICN
-
OAK
20h 36m
1 stop
$988Multiple Airlines
Wed, Aug 5 - Fri, Aug 28

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Alaska Airlines flights from Oakland, California to Incheon Intl Airport

Our best Alaska Airlines deals on Oakland, California to Incheon Intl Airport flight tickets
Alaska Airlines
Sep 9
OAK6:01 amOakland
19h 29m
1 stop
ICN5:30 pmIncheon Intl
Sep 20
ICN7:35 pmIncheon Intl
15h 20m
1 stop
OAK6:55 pmOakland
$936
Alaska Airlines
Sep 5
OAK7:51 pmOakland
29h 39m
1 stop
ICN5:30 pmIncheon Intl
Sep 20
ICN7:35 pmIncheon Intl
15h 20m
1 stop
OAK6:55 pmOakland
$942
Alaska Airlines
Nov 24
OAK12:29 pmOakland
36h 06m
1 stop
ICN5:35 pmIncheon Intl
Nov 26
ICN8:00 pmIncheon Intl
32h 33m
1 stop
OAK11:33 amOakland
$948

Korean Air flights from Oakland, California to Incheon Intl Airport

Our best Korean Air deals on Oakland, California to Incheon Intl Airport flight tickets
Korean Air
Sep 7
OAK6:00 amOakland
17h 20m
1 stop
ICN3:20 pmIncheon Intl
Sep 14
ICN7:20 pmIncheon Intl
20h 39m
1 stop
OAK11:59 pmOakland
$931
Korean Air
Aug 2
OAK6:00 amOakland
17h 20m
1 stop
ICN3:20 pmIncheon Intl
Aug 28
ICN7:20 pmIncheon Intl
20h 36m
1 stop
OAK11:56 pmOakland
$1,449
Korean Air
Aug 2
OAK6:00 amOakland
17h 20m
1 stop
ICN3:20 pmIncheon Intl
Aug 25
ICN7:20 pmIncheon Intl
20h 36m
1 stop
OAK11:56 pmOakland
$1,538

momondo Fare Finder

 
Customize your flight search to find flights from Oakland, California 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 July 24, 2026.
Use the filters below to find and compare flights from Oakland, California to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 9/7

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Mon 9/14

7:20 pm-11:59 pm

1 stop20h 39m

$931
Quickest round-trip

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 9/9

6:01 am-5:30 pm

1 stop19h 29m

Incheon Intl

Sun 9/20

7:35 pm-6:55 pm

1 stop15h 20m

$936

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Fri 10/2

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Wed 10/14

7:20 pm-11:56 pm

1 stop20h 36m

$939

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 9/7

5:00 pm-4:50 pm

2 stops31h 50m

Incheon Intl

Mon 9/14

7:20 pm-11:59 pm

1 stop20h 39m

$941

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sat 9/5

7:51 pm-5:30 pm

1 stop29h 39m

Incheon Intl

Sun 9/20

7:35 pm-6:55 pm

1 stop15h 20m

$942

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Tue 11/24

12:29 pm-5:35 pm

1 stop36h 06m

Incheon Intl

Thu 11/26

8:00 pm-11:33 am

1 stop32h 33m

$948

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sun 9/20

12:29 pm-4:40 pm

2 stops36h 11m

Incheon Intl

Wed 9/30

4:40 pm-11:59 pm

2 stops23h 19m

$952

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 12/2

7:00 am-5:35 pm

1 stop17h 35m

Incheon Intl

Fri 12/11

8:00 pm-10:10 pm

1 stop19h 10m

$976

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Mon 8/3

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Sun 8/30

7:20 pm-11:56 pm

1 stop20h 36m

$986

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 8/5

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Fri 8/28

7:20 pm-11:56 pm

1 stop20h 36m

$988

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 Oakland, California 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 Oakland, California to Incheon Intl Airport is on a Monday when prices can be found for as low as $786. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $887. 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 Oakland, California to Incheon Intl Airport when you can find flight prices for as low as $800. 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 $857 on average. Flights to Incheon Intl Airport from Oakland, California in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Oakland, California to Incheon Intl Airport

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

Cheap Oakland, California to Incheon Intl Airport (OAK to ICN) flight deals and tips

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

Fastest flight time

15h 08m

Direct flights

None
The fastest flight from Oakland, California to Incheon Intl Airport takes 15h 08m
There are no direct flights from Oakland, California to Incheon Intl Airport. There are no popular flight routes from Oakland, California to Incheon Intl Airport.
Search flight deals

Frequently asked questions about flying from Oakland, California to Incheon Intl Airport

  • How far is Oakland to Incheon Intl by plane?

    Oakland and Incheon Intl are 5638.1 mi apart from one another. By plane, this route typically takes 15h 08m.

  • When did momondo last update prices for flights from Oakland Airport to Incheon Intl Airport?

    Prices for flights from Oakland Airport to Incheon Intl Airport are updated daily.

  • How old do you have to be to fly from Oakland Airport to Incheon Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oakland Airport to Incheon Intl Airport.

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

    The travel and health documents required for your trip to Incheon Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Incheon Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 Oakland to Seoul?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seoul from Oakland.

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

Yes. All flights to Seoul from Oakland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oakland to Seoul?

Once all potential Oakland to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Oakland to Seoul now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seoul and let you know when they change.

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