$638+ Cheap flights from Louisville (SDF) to Incheon Intl (ICN)
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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ICN
Jun 6 — Jun 131
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Incheon Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Louisville to Incheon Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Louisville to Incheon IntlExplore the most affordable flight options available from Louisville to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 7, 2026.
Explore the most affordable flight options available from Louisville to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 7, 2026.
This Cathay Pacific deal was found by Cheapflights users on 5/5. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:29 pm
SDF
- ICN
2 stops41h 56m
Multiple Airlines
Wed 9/231:55 am
ICN
- SDF
2 stops34h 11m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,342
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 9/16:49 am
SDF
- ICN
1 stop19h 56m
American Airlines
Thu 9/245:50 pm
ICN
- SDF
1 stop18h 16m
American Airlines
Deal found 5/4![American Airlines logo]()
$1,356
This Cathay Pacific deal was found by Cheapflights users on 5/6. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:20 am
SDF
- ICN
2 stops38h 45m
Multiple Airlines
Thu 9/108:00 am
ICN
- SDF
2 stops28h 06m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,392
This Cathay Pacific deal was found by Cheapflights users on 5/4. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:50 pm
SDF
- ICN
2 stops36h 15m
Multiple Airlines
Sat 10/248:00 am
ICN
- SDF
2 stops38h 05m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,398
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Sat 9/56:49 am
SDF
- ICN
1 stop19h 56m
American Airlines
Thu 9/105:50 pm
ICN
- SDF
1 stop18h 16m
American Airlines
Deal found 5/4![American Airlines logo]()
$1,406
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Wed 10/77:00 am
SDF
- ICN
1 stop19h 45m
American Airlines
Sat 10/245:50 pm
ICN
- SDF
1 stop18h 16m
American Airlines
Deal found 5/5![American Airlines logo]()
$1,407
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Sun 8/161:20 pm
SDF
- ICN
1 stop37h 25m
American Airlines
Sat 8/295:50 pm
ICN
- SDF
1 stop17h 27m
American Airlines
Deal found 5/5![American Airlines logo]()
$1,414
Best flights from Louisville to Incheon IntlDiscover carefully curated flight deals from Louisville to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 7, 2026.
Discover carefully curated flight deals from Louisville to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 7, 2026.
This Cathay Pacific deal was found by Cheapflights users on 5/3. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:29 pm
SDF
- ICN
2 stops31h 36m
Multiple Airlines
Wed 9/231:55 am
ICN
- SDF
2 stops34h 11m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,342
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Tue 9/13:25 pm
SDF
- ICN
2 stops23h 55m
United Airlines
Thu 9/2411:30 am
ICN
- SDF
2 stops23h 00m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,461
This Delta deal was found by Cheapflights users on 5/7. 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.
Sun 8/306:00 am
SDF
- ICN
2 stops21h 25m
Delta
Sat 9/196:50 pm
ICN
- SDF
1 stop18h 09m
Delta
Deal found 5/7![Delta logo]()
$1,684
This Cathay Pacific deal was found by Cheapflights users on 5/4. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:50 pm
SDF
- ICN
2 stops36h 15m
Multiple Airlines
Sat 10/248:00 am
ICN
- SDF
2 stops38h 05m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,398
This Cathay Pacific deal was found by Cheapflights users on 5/4. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:01 pm
SDF
- ICN
2 stops31h 39m
Multiple Airlines
Thu 8/201:55 am
ICN
- SDF
2 stops47h 54m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,400
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sun 8/303:25 pm
SDF
- ICN
2 stops23h 55m
United Airlines
Sat 9/195:15 pm
ICN
- SDF
1 stop18h 42m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,634
This Delta deal was found by Cheapflights users on 5/6. 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.
Sun 8/26:00 am
SDF
- ICN
1 stop19h 10m
Delta
Mon 8/177:40 pm
ICN
- SDF
1 stop17h 16m
Delta
Deal found 5/6![Delta logo]()
$1,717
This Cathay Pacific deal was found by Cheapflights users on 5/7. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:30 pm
SDF
- ICN
2 stops37h 55m
Multiple Airlines
Fri 9/181:55 am
ICN
- SDF
2 stops34h 03m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$1,442
Last-minute flights from Louisville to Incheon IntlDiscover last-minute flight deals from Louisville to Incheon Intl. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Incheon Intl. Data last updated May 7, 2026 and is based on user searches.
This Cathay Pacific deal was found by Cheapflights users on 5/7. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:16 am
SDF
- ICN
2 stops37h 49m
Multiple Airlines
Sun 5/243:10 pm
ICN
- SDF
2 stops45h 11m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$1,713
This Delta deal was found by Cheapflights users on 5/7. 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.
Sun 5/106:05 am
SDF
- ICN
1 stop22h 15m
Delta
Sun 5/2410:15 am
ICN
- SDF
1 stop24h 03m
Delta
Deal found 5/7![Delta logo]()
$1,893
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Wed 6/312:42 pm
SDF
- ICN
2 stops41h 03m
Multiple Airlines
Wed 6/241:00 pm
ICN
- SDF
1 stop19h 26m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$1,799
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Wed 6/310:00 am
SDF
- ICN
2 stops29h 20m
United Airlines
Wed 6/244:50 pm
ICN
- SDF
2 stops29h 32m
United Airlines
Deal found 5/2![United Airlines logo]()
$1,860
This Finnair deal was found by Cheapflights users on 5/4. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:18 pm
SDF
- ICN
2 stops27h 02m
Multiple Airlines
Mon 6/89:50 pm
ICN
- SDF
2 stops37h 29m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,755
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Fri 6/199:31 am
SDF
- ICN
1 stop21h 39m
Multiple Airlines
Fri 6/267:35 pm
ICN
- SDF
2 stops36h 51m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$2,009
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 6/2310:02 am
SDF
- ICN
2 stops29h 18m
United Airlines
Fri 7/244:50 pm
ICN
- SDF
2 stops32h 04m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,911
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Wed 6/249:21 am
SDF
- ICN
1 stop30h 09m
Multiple Airlines
Mon 6/297:35 pm
ICN
- SDF
2 stops28h 00m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,750
One-way flights from Louisville to Incheon IntlSearch for one-way flight options from Louisville to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
Search for one-way flight options from Louisville to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 5/189:31 am
SDF
- ICN
1 stop21h 39m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$638
Find flight deals from Louisville to Incheon Intl
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,342 (Cathay Pacific) |
One-way from | $638 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $1,283 |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to Incheon Intl 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 May 7, 2026.
Use the filters below to find and compare flights from Louisville to Incheon Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Tue 9/1
5:29 pm-2:05 pm
2 stops31h 36m
Incheon Intl
Wed 9/23
1:55 am-11:06 pm
2 stops34h 11m
$1,342
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Wed 10/7
5:50 pm-7:05 pm
2 stops36h 15m
Incheon Intl
Sat 10/24
8:00 am-9:05 am
2 stops38h 05m
$1,398
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Wed 8/5
4:01 pm-12:40 pm
2 stops31h 39m
Incheon Intl
Thu 8/20
1:55 am-12:49 pm
2 stops47h 54m
$1,400
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Sun 8/30
7:30 pm-10:25 pm
2 stops37h 55m
Incheon Intl
Fri 9/18
1:55 am-10:58 pm
2 stops34h 03m
$1,442
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Tue 9/1
3:25 pm-4:20 am
2 stops23h 55m
Incheon Intl
Thu 9/24
11:30 am-9:30 pm
2 stops23h 00m
$1,461
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Sun 8/30
3:25 pm-4:20 am
2 stops23h 55m
Incheon Intl
Sat 9/19
5:15 pm-10:57 pm
1 stop18h 42m
$1,634
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Sun 8/30
6:00 am-4:25 pm
2 stops21h 25m
Incheon Intl
Sat 9/19
6:50 pm-11:59 pm
1 stop18h 09m
$1,684
Quickest round-trip
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Sun 8/2
6:00 am-2:10 pm
1 stop19h 10m
Incheon Intl
Mon 8/17
7:40 pm-11:56 pm
1 stop17h 16m
$1,717
Cheapest one-way
Quickest one-way
LouisvilleIncheon
SDF - ICN
SDFICN
Louisville Intl
Mon 5/18
9:31 am-8:10 pm
1 stop21h 39m
$638
Sorted by cheapest first
Compare providers for flights from Louisville to Incheon Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Incheon Intl in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Louisville-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Incheon Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-Incheon Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Louisville to Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Louisville with our price prediction graph.
SDF-ICN
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 Incheon Intl Airport
Reviews of airlines servicing Incheon Intl
Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated May 7, 2026.
Read through reviews of airlines operating flights from Louisville to Incheon Intl Airport, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
Find useful and relevant information for your journey from Louisville to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Incheon Intl Airport?
Book flights to Incheon Intl Airport if you plan to visit one of these locationsSeongnam
Suwon
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Other flights to Incheon Intl
Explore flights to Incheon Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 7, 2026.
Louisville and Incheon Intl flights
Browse other Louisville and Incheon Intl flight options. Last updated on May 7, 2026.
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Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on May 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Louisville to Incheon Intl
Discover the top 2 airlines that operate flights from Louisville to Incheon Intl. 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 May 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$921 | Average$1,790 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$996 | Average$1,478 | FlexibilityNo cancel fee | On-time71% |