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$405+ Cheap flights from Louisville (SDF) to Japan

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — FUK
Jun 1 — Jun 81
Mon 6/1
Mon 6/8
1 adult, Economy
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Cheap flight deals from Louisville to Japan

Cheapest flights from Louisville to Japan
Explore the most affordable flight options available from Louisville to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 2, 2026.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:26 am
SDF
-
NRT
1 stop39h 44m
Multiple Airlines
Wed 11/42:45 pm
NRT
-
SDF
1 stop18h 46m
Multiple Airlines
Deal found 4/29$1,025
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:10 pm
SDF
-
NRT
2 stops30h 15m
Multiple Airlines
Wed 11/42:45 pm
NRT
-
SDF
1 stop18h 46m
Multiple Airlines
Deal found 4/29$1,048
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Sat 10/39:26 am
SDF
-
NRT
1 stop39h 44m
Multiple Airlines
Thu 10/229:30 pm
NRT
-
SDF
1 stop34h 49m
Multiple Airlines
Deal found 5/1$1,075
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:26 am
SDF
-
NRT
1 stop39h 44m
Multiple Airlines
Sat 11/72:45 pm
NRT
-
SDF
1 stop18h 46m
Multiple Airlines
Deal found 4/29$1,080
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:26 am
SDF
-
NRT
1 stop39h 59m
Multiple Airlines
Wed 11/42:45 pm
NRT
-
SDF
1 stop18h 46m
Multiple Airlines
Deal found 4/29$1,092
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 9/239:26 am
SDF
-
NRT
2 stops45h 34m
Multiple Airlines
Wed 9/302:35 pm
NRT
-
SDF
1 stop17h 56m
Multiple Airlines
Deal found 4/30$1,095
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 9/309:26 am
SDF
-
NRT
1 stop39h 44m
Multiple Airlines
Thu 10/229:30 pm
NRT
-
SDF
1 stop34h 49m
Multiple Airlines
Deal found 5/1$1,097
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:20 pm
SDF
-
NRT
2 stops32h 05m
Multiple Airlines
Wed 11/42:45 pm
NRT
-
SDF
1 stop18h 46m
Multiple Airlines
Deal found 4/29$1,098
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:10 pm
SDF
-
NRT
2 stops30h 15m
Multiple Airlines
Sat 11/72:45 pm
NRT
-
SDF
1 stop18h 46m
Multiple Airlines
Deal found 4/29$1,102
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.
Tue 8/186:28 am
SDF
-
NRT
1 stop17h 57m
American Airlines
Wed 8/196:30 pm
NRT
-
SDF
1 stop16h 47m
American Airlines
Deal found 4/29$1,146
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:28 am
SDF
-
HND
2 stops20h 22m
American Airlines
Thu 8/201:00 pm
HND
-
SDF
2 stops19h 25m
American Airlines
Deal found 4/28$1,164
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:36 am
SDF
-
HND
1 stop17h 29m
Delta
Thu 8/206:25 pm
HND
-
SDF
1 stop28h 26m
Delta
Deal found 4/28$1,166

Find flight deals from Louisville to Japan

Keep the following information in mind while searching for Louisville to Japan flight deals. Data was last updated May 2, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,025
(Kiwi.com)

One-way from

$405
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,217
Provider with most accurate pricing for Louisville Intl-Tokyo (TYO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Tokyo (TYO) flights.
Search Deals
From Louisville Intl to Japan
Search Deals
One-way flight from Louisville Intl to Japan
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Japan 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 2, 2026.
Use the filters below to find and compare flights from Louisville to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Tue 9/15

7:10 am-7:00 pm

2 stops22h 50m

Tokyo Haneda

Tue 9/22

5:15 pm-8:36 pm

1 stop16h 21m

$1,239

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Fri 8/21

7:22 am-5:05 pm

2 stops44h 43m

Osaka Itami

Tue 8/25

12:50 pm-2:19 pm

3 stops38h 29m

$1,242

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Wed 9/23

8:20 am-4:15 pm

2 stops18h 55m

Tokyo Haneda

Wed 9/30

4:35 pm-11:59 pm

2 stops20h 24m

$1,245

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Sat 10/24

6:00 pm-4:50 am

2 stops21h 50m

Tokyo Haneda

Wed 11/4

6:20 pm-7:09 pm

1 stop14h 49m

$1,258

LouisvilleOsaka

SDF - KIX

SDFKIX

Louisville Intl

Sun 9/6

1:48 pm-2:50 pm

2 stops36h 02m

Osaka Kansai Intl

Wed 9/9

4:55 pm-10:51 pm

2 stops18h 56m

$1,262

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Sun 9/6

9:00 am-5:05 pm

2 stops43h 05m

Osaka Itami

Wed 9/9

12:50 pm-10:22 pm

2 stops46h 32m

$1,263

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Wed 9/30

7:30 am-9:00 pm

2 stops24h 30m

Tokyo Haneda

Sat 10/17

6:10 pm-12:05 am

2 stops18h 55m

$1,290

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Wed 9/30

5:35 am-3:25 pm

2 stops20h 50m

Tokyo Narita

Sat 10/17

5:00 pm-12:05 am

2 stops20h 05m

$1,291

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Fri 9/11

5:35 am-7:00 pm

2 stops24h 25m

Tokyo Haneda

Tue 9/15

5:45 pm-10:57 pm

1 stop18h 12m

$1,292

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Sun 10/25

9:00 am-9:05 pm

1 stop23h 05m

Tokyo Haneda

Mon 11/9

6:20 pm-7:09 pm

1 stop14h 49m

$1,292

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 47 resultsSorted by cheapest first
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Best time to book a flight from Louisville to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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 Japan

How far ahead should I book a flight from Louisville to Japan?

Booking 32 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to Japan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from Louisville to Japan (average of $388). Flying from Louisville to Japan in June is currently the most expensive (average of $960). 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.

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated May 2, 2026.
Peruse reviews from past customers who have flown with Japan Airlines,ANA, andDelta from Louisville to Japan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,801 reviews

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

Comfort

8.2

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Japan Airlines
8.3
Very good
1,801 reviews
Japan Airlines
8.3
Very good
1,801 reviews

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

Comfort

8.2

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
ANA
8.3
Very good
1,202 reviews
Japan Airlines
8.3
Very good
1,801 reviews

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

Comfort

8.2

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Delta
7.9
Good
8,463 reviews
Japan Airlines
8.3
Very good
1,801 reviews

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

Comfort

8.2

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
United Airlines
7.4
Good
9,682 reviews
Japan Airlines
8.3
Very good
1,801 reviews

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

Comfort

8.2

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
American Airlines
7.1
Good
11,674 reviews
Japan Airlines
8.3
Very good
1,801 reviews

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

Comfort

8.2

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Japan. 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 Japan?

    If you book a flight to Japan from Louisville, you will be flying from Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville.

  • How long is the flight from Louisville to Japan?

    Japan Airlines, United Airlines, and Delta can get you from Louisville to Japan in just under 18h 55m. Your travel time can differ by up to 25h 48m. Airlines will cover a distance of 6566 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Louisville to Japan?

    While some choose either Louisville Intl - Tokyo Haneda or Louisville Intl - Osaka Itami, Louisville Intl - Tokyo Narita is the most popular route from Louisville to Japan.

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

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

  • How can I find direct flights from Louisville to Japan?

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

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

    Yes. Cheapflights offers flight deals from Louisville to Japan 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 Japan?

    Currently, April is the cheapest month in which you can book a flight from Louisville to Japan (average of $388). Flying from Louisville to Japan in June is currently the most expensive (average of $960). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Louisville to Japan

Discover the top 5 airlines that operate flights from Louisville to Japan. 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 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$589Average$1,223FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$646Average$1,050FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$836Average$1,004FlexibilityNo cancel feeOn-time69%
ANACheapest$880Average$1,228FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$882Average$1,005FlexibilityNo cancel feeOn-time71%

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