Flights to South Korea

$773 Cheap flights to South Korea

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to South Korea departing on 10/1. 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

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Recent flights found to popular cities in South Korea

Find flights to these popular cities in South Korea from your nearest airport.
China Eastern
Nov 26
SFO
30h 00m
2 stops
ICN
Dec 11
ICN
33h 50m
1 stop
SFO
$777
United Airlines
Sep 2
SFO
12h 20m
ICN
Sep 13
ICN
44h 00m
1 stop
SFO
$778
Asiana Airlines
Jul 28
SFO
12h 25m
ICN
Aug 28
ICN
11h 10m
SFO
$781
United Airlines
Sep 5
SFO
23h 21m
1 stop
ICN
Sep 12
ICN
33h 03m
1 stop
SFO
$783
China Eastern
Nov 26
SFO
30h 00m
2 stops
ICN
Dec 10
ICN
60h 45m
2 stops
SFO
$785
United Airlines
Jun 19
SFO
12h 25m
ICN
Jun 25
ICN
11h 10m
SFO
$791
AIR PREMIA
Oct 17
SFO
12h 40m
ICN
Oct 31
ICN
10h 35m
SFO
$794
AIR PREMIA
Sep 5
SFO
12h 40m
ICN
Oct 31
ICN
10h 35m
SFO
$796
AIR PREMIA
Oct 4
SFO
12h 40m
ICN
Oct 17
ICN
11h 00m
SFO
$797
AIR PREMIA
Nov 13
SFO
13h 00m
ICN
Nov 30
ICN
10h 35m
SFO
$798
AIR PREMIA
Oct 12
SFO
12h 40m
ICN
Oct 24
ICN
11h 00m
SFO
$799
AIR PREMIA
Oct 4
SFO
12h 40m
ICN
Oct 17
ICN
11h 00m
SFO
$800
Multiple Airlines
Aug 8
SFO
37h 25m
1 stop
CJU
Aug 15
CJU
21h 00m
1 stop
SFO
$911
Cathay Pacific
Sep 2
LAX
37h 05m
1 stop
CJU
Sep 8
CJU
19h 45m
1 stop
LAX
$960
Cathay Pacific
Aug 20
SFO
37h 10m
1 stop
CJU
Sep 5
CJU
19h 55m
1 stop
SFO
$987
Cathay Pacific
Nov 3
LAX
40h 25m
1 stop
CJU
Nov 12
CJU
25h 25m
1 stop
LAX
$1,022
China Eastern
Jul 15
SFO
35h 10m
2 stops
CJU
Jul 20
CJU
36h 34m
2 stops
SFO
$1,059
Cathay Pacific
Jul 23
SEA
26h 05m
1 stop
CJU
Jul 30
CJU
18h 50m
1 stop
SEA
$1,120
Multiple Airlines
Aug 6
SFO
33h 15m
2 stops
CJU
Aug 16
CJU
33h 05m
1 stop
SFO
$1,145
Asiana Airlines
Jul 20
LAX
17h 40m
1 stop
CJU
Aug 4
CJU
15h 35m
1 stop
LAX
$1,162
China Eastern
Jun 20
SFO
38h 10m
1 stop
CJU
Jul 17
CJU
39h 44m
2 stops
SFO
$1,176
Multiple Airlines
Sep 2
LAX
29h 05m
2 stops
CJU
Sep 8
CJU
29h 40m
2 stops
LAX
$1,221
Asiana Airlines
Jul 7
LAX
23h 10m
1 stop
CJU
Jul 14
CJU
23h 20m
1 stop
LAX
$1,230
China Eastern
Jul 7
LAX
37h 40m
1 stop
CJU
Jul 14
CJU
30h 55m
1 stop
LAX
$1,248
China Eastern
Sep 18
LAX
31h 05m
1 stop
PUS
Oct 8
PUS
37h 30m
1 stop
LAX
$835
Multiple Airlines
Sep 6
SFO
36h 05m
1 stop
PUS
Sep 30
PUS
23h 05m
1 stop
SFO
$848
Multiple Airlines
Sep 18
SFO
36h 05m
1 stop
PUS
Sep 23
PUS
23h 05m
1 stop
SFO
$852
Multiple Airlines
Sep 16
SFO
36h 05m
1 stop
PUS
Sep 23
PUS
23h 05m
1 stop
SFO
$856
China Eastern
Sep 6
LAX
31h 05m
1 stop
PUS
Sep 12
PUS
37h 30m
1 stop
LAX
$883
Cathay Pacific
Sep 8
SFO
31h 35m
1 stop
PUS
Sep 22
PUS
19h 10m
1 stop
SFO
$885
Cathay Pacific
Aug 31
SFO
20h 15m
1 stop
PUS
Sep 9
PUS
31h 30m
1 stop
SFO
$937
China Eastern
Sep 6
LAX
36h 20m
1 stop
PUS
Nov 6
PUS
37h 30m
1 stop
LAX
$945
Multiple Airlines
Sep 6
LAX
36h 20m
1 stop
PUS
Sep 12
PUS
32h 15m
1 stop
LAX
$949
China Eastern
Sep 7
SFO
31h 35m
1 stop
PUS
Sep 9
PUS
37h 21m
2 stops
SFO
$960
China Eastern
Jul 6
LAX
31h 05m
1 stop
PUS
Jul 12
PUS
32h 15m
1 stop
LAX
$974
Multiple Airlines
Aug 25
LAX
31h 05m
1 stop
PUS
Dec 20
PUS
32h 15m
1 stop
LAX
$977
China Eastern
Oct 1
SFO
36h 10m
1 stop
TAE
Oct 7
TAE
37h 05m
1 stop
SFO
$773
China Eastern
Sep 29
SFO
38h 40m
2 stops
TAE
Oct 7
TAE
31h 55m
1 stop
SFO
$857
China Eastern
Oct 3
SFO
31h 00m
1 stop
TAE
Oct 7
TAE
31h 55m
1 stop
SFO
$882
China Eastern
Sep 30
SFO
38h 40m
2 stops
TAE
Oct 7
TAE
40h 39m
2 stops
SFO
$1,059
Delta
Sep 30
SFO
15h 05m
1 stop
TAE
Oct 7
TAE
18h 45m
1 stop
SFO
$1,065
Korean Air
Aug 18
SFO
14h 45m
1 stop
TAE
Aug 30
TAE
19h 05m
1 stop
SFO
$1,069
Delta
Sep 29
SFO
33h 40m
2 stops
TAE
Oct 6
TAE
18h 45m
1 stop
SFO
$1,070
Korean Air
Sep 29
SFO
34h 56m
2 stops
TAE
Oct 5
TAE
18h 45m
1 stop
SFO
$1,074
Delta
Sep 27
SFO
22h 05m
2 stops
TAE
Oct 7
TAE
31h 46m
2 stops
SFO
$1,080
Korean Air
Sep 28
SFO
34h 56m
2 stops
TAE
Oct 7
TAE
18h 45m
1 stop
SFO
$1,085
Korean Air
Sep 27
SFO
37h 55m
2 stops
TAE
Oct 5
TAE
18h 45m
1 stop
SFO
$1,086
Korean Air
Sep 14
SFO
34h 56m
2 stops
TAE
Sep 17
TAE
41h 41m
2 stops
SFO
$1,091

Find the cheapest flights from the United States to South Korea

Recent round-trip flight deals from the United States to South Korea

Enter your travel dates to find the best prices.
China Eastern Logo
12:00 pm - 11:00 am
SFO
-
ICN
30h 00m
2 stops
China Eastern Logo
4:10 pm - 9:00 am
ICN
-
SFO
33h 50m
1 stop
$777China Eastern
Thu, Nov 26 - Fri, Dec 11
United Airlines Logo
10:40 am - 3:00 pm
SFO
-
ICN
12h 20mnonstop
United Airlines Logo
5:15 pm - 9:15 pm
ICN
-
SFO
44h 00m
1 stop
$778United Airlines
Wed, Sep 2 - Sun, Sep 13
Asiana Airlines Logo
11:55 pm - 4:20 am
SFO
-
ICN
12h 25mnonstop
Asiana Airlines Logo
4:50 pm - 12:00 pm
ICN
-
SFO
11h 10mnonstop
$781Asiana Airlines
Tue, Jul 28 - Fri, Aug 28
United Airlines Logo
11:59 pm - 3:20 pm
SFO
-
ICN
23h 21m
1 stop
United Airlines Logo
5:15 pm - 10:18 am
ICN
-
SFO
33h 03m
1 stop
$783United Airlines
Sat, Sep 5 - Sat, Sep 12
China Eastern Logo
12:00 pm - 11:00 am
SFO
-
ICN
30h 00m
2 stops
China Eastern Logo
1:15 pm - 9:00 am
ICN
-
SFO
60h 45m
2 stops
$785China Eastern
Thu, Nov 26 - Thu, Dec 10
AIR PREMIA Logo
3:30 pm - 8:10 pm
SFO
-
ICN
12h 40mnonstop
AIR PREMIA Logo
6:55 pm - 1:30 pm
ICN
-
SFO
10h 35mnonstop
$794AIR PREMIA
Sat, Oct 17 - Sat, Oct 31
AIR PREMIA Logo
3:30 pm - 8:10 pm
SFO
-
ICN
12h 40mnonstop
AIR PREMIA Logo
6:55 pm - 1:30 pm
ICN
-
SFO
10h 35mnonstop
$796AIR PREMIA
Sat, Sep 5 - Sat, Oct 31
Air Canada Logo
7:20 pm - 4:05 pm
SEA
-
ICN
28h 45m
1 stop
Air Canada Logo
5:45 pm - 6:32 pm
ICN
-
SEA
16h 47m
1 stop
$907Air Canada
Mon, Jul 20 - Mon, Jul 27
Asiana Airlines Logo
8:20 am - 4:15 pm
EWR
-
ICN
41h 55m
1 stop
Asiana Airlines Logo
6:30 pm - 6:10 pm
ICN
-
EWR
13h 40mnonstop
$914Asiana Airlines
Sun, Nov 1 - Fri, Nov 20
Alaska Airlines Logo
6:59 pm - 5:30 pm
JFK
-
ICN
33h 31m
2 stops
Alaska Airlines Logo
7:35 pm - 10:06 pm
ICN
-
JFK
39h 31m
1 stop
$1,208Alaska Airlines
Thu, Sep 10 - Thu, Sep 24

momondo Fare Finder

 
Locate flights to South Korea that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on June 10, 2026.
Use the filters below to find and compare flights to South Korea that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 11/26

12:00 pm-11:00 am

2 stops30h 00m

Incheon Intl

Fri 12/11

4:10 pm-9:00 am

1 stop33h 50m

$777

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 9/2

10:40 am-3:00 pm

Nonstop12h 20m

Incheon Intl

Sun 9/13

5:15 pm-9:15 pm

1 stop44h 00m

$778

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Tue 7/28

11:55 pm-4:20 am

Nonstop12h 25m

Incheon Intl

Fri 8/28

4:50 pm-12:00 pm

Nonstop11h 10m

$781

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 9/5

11:59 pm-3:20 pm

1 stop23h 21m

Incheon Intl

Sat 9/12

5:15 pm-10:18 am

1 stop33h 03m

$783

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 11/26

12:00 pm-11:00 am

2 stops30h 00m

Incheon Intl

Thu 12/10

1:15 pm-9:00 am

2 stops60h 45m

$785
Quickest round-trip

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 10/17

3:30 pm-8:10 pm

Nonstop12h 40m

Incheon Intl

Sat 10/31

6:55 pm-1:30 pm

Nonstop10h 35m

$794

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 9/5

3:30 pm-8:10 pm

Nonstop12h 40m

Incheon Intl

Sat 10/31

6:55 pm-1:30 pm

Nonstop10h 35m

$796

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Mon 7/20

7:20 pm-4:05 pm

1 stop28h 45m

Incheon Intl

Mon 7/27

5:45 pm-6:32 pm

1 stop16h 47m

$907

NewarkIncheon

EWR - ICN

EWRICN

Newark

Sun 11/1

8:20 am-4:15 pm

1 stop41h 55m

Incheon Intl

Fri 11/20

6:30 pm-6:10 pm

Nonstop13h 40m

$914

New YorkIncheon

JFK - ICN

JFKICN

New York John F Kennedy Intl

Thu 9/10

6:59 pm-5:30 pm

2 stops33h 31m

Incheon Intl

Thu 9/24

7:35 pm-10:06 pm

1 stop39h 31m

$1,208

Flights are sorted by cheapest round-trip flights first.

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

See travel insights to South Korea from

South Korea flights insights and trends

Explore insights for your South Korea flight to craft the best travel plan

What is the cheapest flight to South Korea?

The best prices found on momondo for flights to South Korea are:
$11 per person with T'way Air
$13 per person with Jeju Air
$18 per person with Asiana Airlines

See prices from:

Cheapest flights to cities in South Korea

Click on the cities below to find out when it's cheapest to fly to South Korea from United States
Seoul
Seoul

Cheap South Korea flight deals and tips

Summary info about South Korea flight prices, duration and airlines

Best One-Way Price

$363

Best Round-Trip Price

$777

Fastest flight time

16h 15m
The best one-way flight price to South Korea from United States in the last 5 days is $363 (Seattle/Tacoma Intl to Incheon Intl).
The best round-trip flight price to South Korea from United States in the last 5 days is $777 (San Francisco to Incheon Intl).
The fastest flight to South Korea from United States takes 16h 15m (Seattle/Tacoma Intl to Incheon Intl).

Frequently asked questions about flying to South Korea

What popular landmarks are in South Korea?

What is the best airport to land at to visit Haeundae Beach?

When visiting Haeundae Beach in Busan, the closest airport is Busan Airport.

What airlines fly to South Korea?

What is the most popular airport in South Korea to fly to?

How much are flights to South Korea?

The cost to fly to South Korea varies based on a variety of factors, but you can expect to find prices as low as $412 or as high as $27,584. Based on recent airfare data, we’ve found that a ticket to South Korea for $2,196 or less is a good deal, whereas $2,477 is the average cost.

What is the best day of the week to fly to South Korea?

Sunday is the best day of the week to fly to South Korea based on flight prices. Tuesday is another affordable option. If you are looking to save money on flights to South Korea, then try to avoid flying out on a Friday since this is when prices are at their highest.

When did momondo last update prices for flights to South Korea?

Prices for flights to South Korea refresh daily.

How many operators does momondo search for flights to South Korea?

How old do you have to be to fly to South Korea?

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 to South Korea.

What documentation or ID do you need to fly to South Korea?

The required travel and health documents for your South Korea trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Korea. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to South Korea?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to South Korea. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to South Korea with flexible booking policies on momondo?

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

How can momondo help me find flights to South Korea?

momondo provides multiple filters to help you find the best flight to South Korea. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of South Korea flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your South Korea trip

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1 adult
Fri 7/10
Fri 7/17

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