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South Korea

$727+ Cheap flights from Louisville (SDF) to 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ICN
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Louisville to South Korea

Keep the following information in mind while searching for Louisville to South Korea flight deals. Data was last updated April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,254
(Kiwi.com)

One-way from

$727
(United Airlines)

Popular in

May

Cheapest in

February

Average price

$1,807
Provider with most accurate pricing for Louisville Intl-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Seoul (SEL) flights.
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From Louisville Intl to South Korea
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One-way flight from Louisville Intl to South Korea
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Highest demand for flights based on searches. 24% potential increase in price ($504 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($72 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Louisville to South Korea

Cheapest flights from Louisville to South Korea
Explore the most affordable flight options available from Louisville to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/81:59 pmSDF - ICN
2 stops25h 21mUnited Airlines
Fri 9/194:50 pmICN - SDF
2 stops18h 40mUnited Airlines
Deal found 4/28$1,053
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1910:15 amSDF - ICN
1 stop17h 10mDelta
Sun 9/286:40 pmICN - SDF
1 stop17h 13mDelta
Deal found 4/29$1,056
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/129:37 amSDF - ICN
1 stop21h 53mMultiple Airlines
Mon 5/196:35 pmICN - SDF
2 stops57h 21mMultiple Airlines
Deal found 4/28$1,254
This Gurufare deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:00 amSDF - ICN
1 stop18h 10mKorean Air
Fri 9/194:25 pmICN - SDF
1 stop17h 26mKorean Air
Deal found 4/29$1,432
This KAYAK deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/172:23 pmSDF - ICN
2 stops31h 57mFinnair
Wed 12/3111:00 pmICN - SDF
2 stops34h 40mFinnair
Deal found 4/29$1,491
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:01 amSDF - ICN
1 stop18h 29mAmerican Airlines
Tue 9/305:25 pmICN - SDF
1 stop17h 16mAmerican Airlines
Deal found 4/29$1,517
This KAYAK deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/88:01 amSDF - GMP
2 stops24h 49mJapan Airlines
Fri 9/197:55 amGMP - SDF
2 stops19h 12mJapan Airlines
Deal found 4/29$1,523
This Gurufare deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/310:52 amSDF - ICN
2 stops42h 53mWestJet
Sun 6/228:45 pmICN - SDF
2 stops28h 03mWestJet
Deal found 4/28$1,716
This Gotogate deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:29 pmSDF - ICN
2 stops37h 46mQatar Airways
Sun 11/1612:20 amICN - SDF
2 stops33h 24mQatar Airways
Deal found 4/28$1,748
This Gurufare deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:05 amSDF - GMP
2 stops25h 25mANA
Wed 12/317:50 pmGMP - SDF
2 stops31h 10mANA
Deal found 4/29$2,963
This Flightnetwork deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/303:25 pmSDF - ICN
2 stops59h 40mAir Canada
Wed 5/215:45 pmICN - SDF
2 stops41h 42mAir Canada
Deal found 4/29$5,647
This Japan Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/308:56 amSDF - GMP
2 stops23h 54mMultiple Airlines
Fri 5/212:05 pmGMP - SDF
2 stops38h 03mMultiple Airlines
Deal found 4/29$14,561

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville to South Korea 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, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Louisville to South Korea that are best for you.

Fly from

Louisville

Fly to

South Korea

Route

Depart

Return

Price

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Mon 9/8

1:59 pm-4:20 am

2 stops25h 21m

Incheon Intl

Fri 9/19

4:50 pm-10:30 pm

2 stops18h 40m

$1,053

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Fri 9/19

10:15 am-4:25 pm

1 stop17h 10m

Incheon Intl

Sun 9/28

6:40 pm-10:53 pm

1 stop17h 13m

$1,056

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Mon 5/12

9:37 am-8:30 pm

1 stop21h 53m

Incheon Intl

Mon 5/19

6:35 pm-2:56 pm

2 stops57h 21m

$1,254

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Mon 9/8

7:00 am-2:10 pm

1 stop18h 10m

Incheon Intl

Fri 9/19

4:25 pm-8:51 pm

1 stop17h 26m

$1,432

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Mon 9/22

8:01 am-3:30 pm

1 stop18h 29m

Incheon Intl

Tue 9/30

5:25 pm-9:41 pm

1 stop17h 16m

$1,517

LouisvilleSeoul

SDF - GMP

SDFGMP

Louisville Intl

Mon 9/8

8:01 am-9:50 pm

2 stops24h 49m

Seoul Gimpo Intl

Fri 9/19

7:55 am-2:07 pm

2 stops19h 12m

$1,523

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Tue 6/3

10:52 am-6:45 pm

2 stops42h 53m

Incheon Intl

Sun 6/22

8:45 pm-11:48 am

2 stops28h 03m

$1,716

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Mon 9/8

8:31 pm-5:05 pm

2 stops31h 34m

Incheon Intl

Thu 9/18

1:20 am-9:41 pm

2 stops33h 21m

$2,006

LouisvilleSeoul

SDF - GMP

SDFGMP

Louisville Intl

Mon 9/22

9:00 am-10:20 pm

2 stops24h 20m

Seoul Gimpo Intl

Wed 10/1

7:40 am-8:33 pm

2 stops25h 53m

$2,985

LouisvilleIncheon

SDF - ICN

SDFICN

Louisville Intl

Thu 5/8

7:00 am-4:20 am

2 stops32h 20m

$727

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 results
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Best time to book a flight from Louisville to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from Louisville 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.

Cheapflights Insights

Everything you need to know about your flight from Louisville to South Korea

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

Currently, February is the cheapest month in which you can book a flight from Louisville to South Korea (average of $1,001). Flying from Louisville to South Korea in December is currently the most expensive (average of $1,635). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SDF to KR?

Find hourly flight availability from Louisville to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Louisville to South Korea as you normally would.

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Korea. Reviews last updated April 30, 2025.
Korean Air
8.4
Very good
1,066 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,066 reviews
Korean Air
8.4
Very good
1,066 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,459 reviews
Korean Air
8.4
Very good
1,066 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
855 reviews
Korean Air
8.4
Very good
1,066 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,929 reviews
Korean Air
8.4
Very good
1,066 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Qatar Airways
7.4
Good
3,563 reviews
Korean Air
8.4
Very good
1,066 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Louisville to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Louisville to South Korea?

    For a flight from Louisville to South Korea, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city.

  • What are the cheapest airlines to fly from Louisville to South Korea one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $727. However, be on the lookout for offers from Korean Air and Japan Airlines, as they are both options that can get you from Louisville to South Korea for a low price.

  • Can I find deals for flights from Louisville to South Korea that include hotel bookings?

    Yes. In addition to deals on Louisville to South Korea flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to South Korea?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to South Korea.

  • Can I find deals for business class flights from Louisville to South Korea?

    Yes. Cheapflights offers flight deals from Louisville to South Korea by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, February is the cheapest month in which you can book a flight from Louisville to South Korea (average of $1,001). Flying from Louisville to South Korea in December is currently the most expensive (average of $1,635). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Louisville to South Korea

Discover the top 3 airlines that operate flights from Louisville to South Korea. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$927Average$1,399FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$952Average$1,568FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$1,112Average$1,767FlexibilityNo cancel feeOn-time81%

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