Flights to South Korea

$582 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 4/20. 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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Recent flights found to popular cities in South Korea

Find flights to these popular cities in South Korea from your nearest airport.
China Southern
Apr 20
LAX
23h 35m
1 stop
ICN
May 23
ICN
19h 15m
1 stop
LAX
$582
China Southern
Apr 19
LAX
23h 35m
1 stop
ICN
Jun 20
ICN
19h 15m
1 stop
LAX
$600
China Southern
May 4
LAX
23h 35m
1 stop
ICN
May 17
ICN
19h 15m
1 stop
LAX
$601
China Southern
Apr 18
LAX
23h 35m
1 stop
ICN
May 24
ICN
20h 45m
1 stop
LAX
$622
China Southern
Apr 20
LAX
23h 35m
1 stop
ICN
May 23
ICN
20h 45m
1 stop
LAX
$623
China Southern
Apr 19
LAX
23h 35m
1 stop
ICN
May 24
ICN
20h 45m
1 stop
LAX
$624
XiamenAir
May 3
LAX
20h 35m
1 stop
ICN
May 14
ICN
22h 30m
1 stop
LAX
$627
XiamenAir
Apr 26
LAX
20h 35m
1 stop
ICN
May 24
ICN
22h 30m
1 stop
LAX
$628
XiamenAir
Apr 26
LAX
20h 35m
1 stop
ICN
May 10
ICN
22h 30m
1 stop
LAX
$631
XiamenAir
Apr 19
LAX
20h 35m
1 stop
ICN
Apr 28
ICN
22h 30m
1 stop
LAX
$641
Air Canada
Apr 27
SEA
28h 05m
1 stop
ICN
May 6
ICN
16h 45m
1 stop
SEA
$642
XiamenAir
Apr 14
LAX
20h 35m
1 stop
ICN
Apr 28
ICN
22h 30m
1 stop
LAX
$642
Cathay Pacific
Sep 1
SEA
26h 05m
1 stop
CJU
Sep 8
CJU
18h 50m
1 stop
SEA
$834
China Eastern
Apr 19
LAX
37h 40m
1 stop
CJU
Apr 26
CJU
30h 55m
1 stop
LAX
$899
Multiple Airlines
Apr 19
LAX
16h 35m
1 stop
CJU
Apr 26
CJU
40h 50m
2 stops
LAX
$901
Cathay Pacific
Apr 20
SEA
26h 45m
1 stop
CJU
Apr 27
CJU
18h 35m
1 stop
SEA
$967
China Eastern
Apr 18
SFO
38h 10m
1 stop
CJU
Apr 25
CJU
58h 05m
2 stops
SFO
$972
Multiple Airlines
Sep 1
SEA
26h 05m
1 stop
CJU
Sep 8
CJU
25h 35m
2 stops
SEA
$979
Cathay Pacific
Aug 26
JFK
26h 35m
1 stop
CJU
Nov 26
CJU
42h 05m
1 stop
JFK
$998
China Eastern
Apr 19
LAX
37h 40m
1 stop
CJU
Apr 26
CJU
30h 55m
1 stop
LAX
$1,010
China Eastern
Apr 7
LAX
37h 40m
1 stop
CJU
Apr 16
CJU
30h 55m
1 stop
LAX
$1,022
China Eastern
Apr 20
DFW
38h 30m
2 stops
CJU
Apr 27
CJU
42h 48m
2 stops
DFW
$1,028
Multiple Airlines
Sep 1
SEA
26h 05m
1 stop
CJU
Sep 8
CJU
28h 35m
3 stops
SEA
$1,029
Multiple Airlines
Apr 21
SJC
15h 25m
1 stop
CJU
Apr 28
CJU
17h 50m
2 stops
SJC
$1,032
China Eastern
Apr 15
LAX
31h 05m
1 stop
PUS
May 7
PUS
37h 30m
1 stop
LAX
$651
Cathay Pacific
Sep 1
SEA
33h 10m
1 stop
PUS
Sep 12
PUS
18h 35m
1 stop
SEA
$734
China Eastern
Apr 20
LAX
36h 20m
1 stop
PUS
May 10
PUS
32h 15m
1 stop
LAX
$759
China Eastern
Apr 12
LAX
31h 05m
1 stop
PUS
Apr 25
PUS
32h 15m
1 stop
LAX
$764
China Eastern
Apr 20
LAX
31h 05m
1 stop
PUS
Apr 27
PUS
37h 30m
1 stop
LAX
$765
Multiple Airlines
Apr 20
LAX
29h 40m
1 stop
PUS
May 10
PUS
44h 00m
2 stops
LAX
$802
China Eastern
Apr 19
LAX
31h 05m
1 stop
PUS
Apr 27
PUS
32h 15m
1 stop
LAX
$806
China Eastern
Apr 21
LAX
31h 05m
1 stop
PUS
Apr 28
PUS
32h 15m
1 stop
LAX
$817
China Eastern
Apr 12
LAX
36h 20m
1 stop
PUS
Apr 26
PUS
32h 15m
1 stop
LAX
$825
Multiple Airlines
Jul 21
LAX
34h 05m
1 stop
PUS
Aug 19
PUS
17h 25m
1 stop
LAX
$833
EVA Air
Apr 19
SFO
25h 10m
1 stop
PUS
Apr 27
PUS
27h 25m
1 stop
SFO
$840
Multiple Airlines
Jul 21
SFO
27h 45m
1 stop
PUS
Aug 19
PUS
23h 45m
1 stop
SFO
$841
Multiple Airlines
Aug 27
SFO
30h 45m
1 stop
TAE
Sep 3
TAE
20h 35m
1 stop
SFO
$790
Multiple Airlines
Aug 28
SFO
30h 45m
1 stop
TAE
Sep 3
TAE
20h 35m
1 stop
SFO
$802
Korean Air
Apr 21
SEA
15h 05m
1 stop
TAE
Apr 28
TAE
18h 45m
1 stop
SEA
$867
Korean Air
Apr 21
SEA
31h 47m
2 stops
TAE
Apr 28
TAE
28h 55m
2 stops
SEA
$872
Korean Air
Apr 28
SEA
14h 55m
1 stop
TAE
May 6
TAE
18h 45m
1 stop
SEA
$908
Korean Air
Apr 28
SEA
20h 55m
2 stops
TAE
May 6
TAE
18h 45m
1 stop
SEA
$913
Multiple Airlines
May 10
SFO
31h 15m
1 stop
TAE
May 18
TAE
20h 05m
1 stop
SFO
$919
Korean Air
Apr 28
SEA
20h 55m
2 stops
TAE
May 6
TAE
22h 56m
2 stops
SEA
$924
Korean Air
Sep 3
SFO
15h 05m
1 stop
TAE
Sep 7
TAE
18h 45m
1 stop
SFO
$971
Korean Air
Sep 3
SFO
35h 40m
2 stops
TAE
Sep 7
TAE
18h 45m
1 stop
SFO
$976
Delta
May 10
SFO
31h 26m
2 stops
TAE
May 18
TAE
21h 41m
2 stops
SFO
$982
Multiple Airlines
Apr 7
SEA
25h 40m
2 stops
TAE
Apr 27
TAE
27h 15m
2 stops
SEA
$984

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 Southern Logo
11:50 pm - 3:25 pm
LAX
-
ICN
23h 35m
1 stop
China Southern Logo
4:45 pm - 8:00 pm
ICN
-
LAX
19h 15m
1 stop
$582China Southern
Mon, Apr 20 - Sat, May 23
China Southern Logo
11:50 pm - 3:25 pm
LAX
-
ICN
23h 35m
1 stop
China Southern Logo
4:45 pm - 8:00 pm
ICN
-
LAX
19h 15m
1 stop
$600China Southern
Sun, Apr 19 - Sat, Jun 20
China Southern Logo
11:50 pm - 3:25 pm
LAX
-
ICN
23h 35m
1 stop
China Southern Logo
4:45 pm - 8:00 pm
ICN
-
LAX
19h 15m
1 stop
$601China Southern
Mon, May 4 - Sun, May 17
Air Canada Logo
8:00 pm - 4:05 pm
SEA
-
ICN
28h 05m
1 stop
Air Canada Logo
5:45 pm - 6:30 pm
ICN
-
SEA
16h 45m
1 stop
$642Air Canada
Mon, Apr 27 - Wed, May 6
AIR PREMIA Logo
3:30 pm - 8:10 pm
SFO
-
ICN
12h 40mnonstop
AIR PREMIA Logo
6:00 pm - 1:00 pm
ICN
-
SFO
11h 00mnonstop
$662AIR PREMIA
Mon, Apr 13 - Mon, Apr 20
Air Canada Logo
5:40 am - 4:05 pm
SEA
-
ICN
18h 25m
1 stop
Air Canada Logo
5:45 pm - 3:05 pm
ICN
-
SEA
13h 20m
1 stop
$665Air Canada
Mon, Apr 13 - Sun, Apr 26
Alaska Airlines Logo
9:00 am - 5:30 pm
SFO
-
ICN
16h 30m
1 stop
Alaska Airlines Logo
7:35 pm - 6:09 pm
ICN
-
SFO
14h 34m
1 stop
$665Alaska Airlines
Wed, Apr 29 - Thu, May 7
Cathay Pacific Logo
1:00 pm - 12:25 am
SFO
-
ICN
19h 25m
1 stop
Cathay Pacific Logo
1:55 am - 10:55 am
ICN
-
SFO
25h 00m
1 stop
$672Cathay Pacific
Sat, Apr 25 - Sun, May 10
Cathay Pacific Logo
11:55 pm - 12:45 pm
SFO
-
ICN
20h 50m
1 stop
Cathay Pacific Logo
7:35 pm - 10:15 pm
ICN
-
SFO
18h 40m
1 stop
$673Cathay Pacific
Sun, Mar 15 - Tue, Mar 24
AIR PREMIA Logo
1:20 pm - 5:55 pm
IAD
-
ICN
15h 35mnonstop
AIR PREMIA Logo
10:00 am - 10:50 am
ICN
-
IAD
13h 50mnonstop
$960AIR PREMIA
Fri, Apr 24 - Fri, May 8

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 March 8, 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

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles Los Angeles

Mon 4/20

11:50 pm-3:25 pm

1 stop23h 35m

Incheon Intl

Sat 5/23

4:45 pm-8:00 pm

1 stop19h 15m

$582

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles Los Angeles

Sun 4/19

11:50 pm-3:25 pm

1 stop23h 35m

Incheon Intl

Sat 6/20

4:45 pm-8:00 pm

1 stop19h 15m

$600

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles Los Angeles

Mon 5/4

11:50 pm-3:25 pm

1 stop23h 35m

Incheon Intl

Sun 5/17

4:45 pm-8:00 pm

1 stop19h 15m

$601

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Mon 4/27

8:00 pm-4:05 pm

1 stop28h 05m

Incheon Intl

Wed 5/6

5:45 pm-6:30 pm

1 stop16h 45m

$642
Quickest round-trip

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 4/13

3:30 pm-8:10 pm

Nonstop12h 40m

Incheon Intl

Mon 4/20

6:00 pm-1:00 pm

Nonstop11h 00m

$662

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Mon 4/13

5:40 am-4:05 pm

1 stop18h 25m

Incheon Intl

Sun 4/26

5:45 pm-3:05 pm

1 stop13h 20m

$665

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 4/29

9:00 am-5:30 pm

1 stop16h 30m

Incheon Intl

Thu 5/7

7:35 pm-6:09 pm

1 stop14h 34m

$665

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 4/25

1:00 pm-12:25 am

1 stop19h 25m

Incheon Intl

Sun 5/10

1:55 am-10:55 am

1 stop25h 00m

$672

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sun 3/15

11:55 pm-12:45 pm

1 stop20h 50m

Incheon Intl

Tue 3/24

7:35 pm-10:15 pm

1 stop18h 40m

$673

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-5:55 pm

Nonstop15h 35m

Incheon Intl

Fri 5/8

10:00 am-10:50 am

Nonstop13h 50m

$960

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
$12 per person with Air Seoul
$16 per person with Jeju Air

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

$341

Best Round-Trip Price

$582

Fastest flight time

13h 00m
The best one-way flight price to South Korea from United States in the last 72 hours is $341 (Seattle/Tacoma Intl to Incheon Intl).
The best round-trip flight price to South Korea from United States in the last 72 hours is $582 (Los Angeles Los Angeles to Incheon Intl).
The fastest flight to South Korea from United States takes 13h 00m (San Francisco 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 $264 or as high as $27,584. Based on recent airfare data, we’ve found that a ticket to South Korea for $2,048 or less is a good deal, whereas $2,305 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
Tue 4/7
Tue 4/14

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Popular flights to South Korea

Popular routes according to searches in the past day on momondo