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South Korea

$20+ Cheap flights from South Korea

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — JFK
May 15 — May 221
Fri 5/15
Fri 5/22
1 adult, Economy
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Find flights from South Korea within your budget

 
Find flights departing from South Korea that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on April 15, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Sun 6/14

7:15 pm-8:25 pm

Nonstop1h 10m

Jeju City

Wed 6/17

8:10 am-9:20 am

Nonstop1h 10m

$63

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Wed 6/3

7:15 pm-8:25 pm

Nonstop1h 10m

Jeju City

Sat 6/6

8:10 am-9:20 am

Nonstop1h 10m

$71

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Wed 5/27

8:30 pm-9:40 pm

Nonstop1h 10m

Jeju City

Sun 5/31

7:50 am-9:00 am

Nonstop1h 10m

$84

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Fri 6/19

6:55 pm-8:10 pm

Nonstop1h 15m

Jeju City

Mon 6/22

8:10 am-9:20 am

Nonstop1h 10m

$86

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Thu 6/18

6:55 pm-8:10 pm

Nonstop1h 15m

Jeju City

Sun 6/21

8:10 am-9:20 am

Nonstop1h 10m

$86

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Wed 4/29

6:55 pm-8:10 pm

Nonstop1h 15m

Jeju City

Sat 5/2

8:10 am-9:20 am

Nonstop1h 10m

$88

CheongjuJeju City

CJJ - CJU

CJJCJU

Cheongju

Sun 5/3

9:10 pm-10:20 pm

Nonstop1h 10m

Jeju City

Thu 5/7

11:10 am-12:20 pm

Nonstop1h 10m

$90

IncheonTokyo

ICN - HND

ICNHND

Incheon Intl

Sun 8/9

8:30 pm-10:50 pm

Nonstop2h 20m

Tokyo Haneda

Thu 8/20

2:00 am-4:35 am

Nonstop2h 35m

$302

IncheonTokyo

ICN - HND

ICNHND

Incheon Intl

Sat 9/12

8:30 pm-10:50 pm

Nonstop2h 20m

Tokyo Haneda

Thu 9/17

2:00 am-4:35 am

Nonstop2h 35m

$303

IncheonTokyo

ICN - HND

ICNHND

Incheon Intl

Mon 6/22

8:30 pm-10:50 pm

Nonstop2h 20m

Tokyo Haneda

Thu 6/25

2:00 am-4:35 am

Nonstop2h 35m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from South Korea

Have a flexible travel schedule? Discover the best time to fly from South Korea with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from South Korea

Get recent, data-driven insights about flights from South Korea including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from South Korea?

Currently, November is the cheapest month in which you can book a flight from South Korea (average of $357). Flying from South Korea in August will prove the most costly (average of $907). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from South Korea?

For flights departing from South Korea check dates and pricing for the following: Asiana Airlines, Korean Air, Delta, Air Canada. These airlines depart to the following popular destinations: New York.

American Airlines
American Airlines
From $137
United Airlines
United Airlines
From $107
Delta
Delta
From $83
Allegiant Air
Allegiant Air
From $44

What is the cheapest place to fly to from South Korea?

The cheapest city to fly to from South Korea is Jeju City, with prices starting at $11. Explore other affordable destinations below.

Jeju City
Jeju City
From $11
Busan Gimhae
Busan Gimhae
From $12
Seoul
Seoul
From $19
Gwangju
Gwangju
From $19

Airline reviews for flights from South Korea

Read reviews and ratings of airlines operating flights from South Korea. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your South Korea travel. Please note that the reviews are sourced from user searches and were last updated on April 15, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
Get a feel of what it's like to fly with Korean Air,Asiana Airlines, andDelta from South Korea by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,205 reviews

Crew

8.7

Boarding

8.5

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,205 reviews
Korean Air
8.4
Very good
1,205 reviews

Crew

8.7

Boarding

8.5

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.1
Very good
516 reviews
Korean Air
8.4
Very good
1,205 reviews

Crew

8.7

Boarding

8.5

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,403 reviews
Korean Air
8.4
Very good
1,205 reviews

Crew

8.7

Boarding

8.5

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,925 reviews
Korean Air
8.4
Very good
1,205 reviews

Crew

8.7

Boarding

8.5

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Browse thousands of different options on Cheapflights for your next trip

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Related info for your journey

Access useful and relevant information related to your journey from South Korea. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated April 15, 2026.

  • What is the cheapest airport to fly out of South Korea?

    Cheongju airport offers the cheapest routes to Jeju City, from $24; whereas Daegu airport is typically cheaper if you're flying to Jeju City, from $26. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from South Korea?

    November is currently the cheapest month to fly from South Korea. At this moment in time August is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from South Korea?

    Check out the cheapest flights from South Korea to embark to:
    Fly from Cheongju to Jeju City from $24 round trip
    Fly from Seoul to Tokyo from $184 round trip
    Fly from Seoul to Hong Kong from $205 round trip
    Fly from Seoul to Shanghai from $214 round trip
    Fly from Seoul to Taipei City from $255 round trip

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