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$536+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — FUK
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
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 March 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/12. 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 8/199:21 am
SDF
-
NRT
1 stop39h 49m
Multiple Airlines
Wed 8/262:35 pm
NRT
-
SDF
1 stop17h 51m
Multiple Airlines
Deal found 3/12$713
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/179:31 am
SDF
-
NRT
1 stop21h 29m
Multiple Airlines
Wed 8/262:35 pm
NRT
-
SDF
1 stop17h 51m
Multiple Airlines
Deal found 3/11$774
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/199:21 am
SDF
-
NRT
1 stop39h 49m
Multiple Airlines
Thu 8/279:30 pm
NRT
-
SDF
1 stop35h 18m
Multiple Airlines
Deal found 3/11$782
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/199:21 am
SDF
-
NRT
1 stop39h 49m
Multiple Airlines
Sat 8/222:35 pm
NRT
-
SDF
1 stop17h 51m
Multiple Airlines
Deal found 3/11$810
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/149:31 am
SDF
-
NRT
1 stop21h 29m
Multiple Airlines
Wed 8/262:35 pm
NRT
-
SDF
1 stop17h 51m
Multiple Airlines
Deal found 3/11$818
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/179:31 am
SDF
-
NRT
1 stop21h 29m
Multiple Airlines
Thu 8/279:30 pm
NRT
-
SDF
1 stop35h 18m
Multiple Airlines
Deal found 3/11$829
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/159:21 am
SDF
-
NRT
2 stops45h 39m
Multiple Airlines
Wed 8/262:35 pm
NRT
-
SDF
1 stop17h 51m
Multiple Airlines
Deal found 3/11$840
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/179:31 am
SDF
-
NRT
1 stop21h 29m
Multiple Airlines
Tue 8/259:30 pm
NRT
-
SDF
2 stops34h 56m
Multiple Airlines
Deal found 3/11$841
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 8/179:31 am
SDF
-
NRT
1 stop21h 29m
Multiple Airlines
Sun 8/239:30 pm
NRT
-
SDF
1 stop35h 18m
Multiple Airlines
Deal found 3/11$851
This Delta deal was found by Cheapflights users on 3/10. 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 4/65:35 pm
SDF
-
KIX
2 stops38h 10m
Delta
Tue 4/2112:35 pm
KIX
-
SDF
2 stops38h 56m
Delta
Deal found 3/10$1,127
This oojo deal was found by Cheapflights users on 3/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:45 am
SDF
-
HND
1 stop21h 45m
Japan Airlines
Wed 8/2610:45 am
HND
-
SDF
1 stop16h 00m
Japan Airlines
Deal found 3/12$1,129
This FlightHub deal was found by Cheapflights users on 3/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:45 am
SDF
-
HND
1 stop21h 45m
Japan Airlines
Tue 8/2510:45 am
HND
-
SDF
1 stop16h 00m
Japan Airlines
Deal found 3/11$1,137

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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$713
(Kiwi.com)

One-way from

$536
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,138
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
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
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 March 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 March 14, 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 - NRT

SDFNRT

Louisville Intl

Sun 8/30

7:43 pm-4:30 pm

2 stops31h 47m

Tokyo Narita

Wed 9/2

4:30 pm-10:51 pm

1 stop19h 21m

$1,159

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Sun 8/30

6:45 am-1:25 pm

1 stop17h 40m

Tokyo Narita

Wed 9/2

9:45 am-5:41 pm

1 stop20h 56m

$1,168

LouisvilleOsaka

SDF - KIX

SDFKIX

Louisville Intl

Mon 4/6

5:48 pm-2:50 pm

2 stops32h 02m

Osaka Kansai Intl

Tue 4/21

4:55 pm-9:10 am

2 stops29h 15m

$1,190

LouisvilleOkinawa

SDF - OKA

SDFOKA

Louisville Intl

Sun 4/26

10:00 am-7:35 pm

2 stops20h 35m

Okinawa Naha

Sun 5/3

11:00 am-8:17 pm

2 stops22h 17m

$1,333

LouisvilleOkinawa

SDF - OKA

SDFOKA

Louisville Intl

Mon 4/27

6:00 am-7:35 pm

2 stops24h 35m

Okinawa Naha

Mon 5/4

4:45 pm-1:22 pm

2 stops33h 37m

$1,334

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Fri 4/24

10:00 am-8:35 pm

2 stops21h 35m

Osaka Itami

Fri 5/1

12:55 pm-8:17 pm

2 stops20h 22m

$1,334

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Thu 4/30

8:10 pm-3:55 pm

2 stops30h 45m

Tokyo Narita

Sun 5/10

6:20 pm-11:11 pm

2 stops41h 51m

$1,336

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Wed 4/8

6:00 am-1:25 pm

1 stop18h 25m

Tokyo Narita

Wed 4/15

9:45 am-4:05 pm

1 stop19h 20m

$1,351

LouisvilleOsaka

SDF - KIX

SDFKIX

Louisville Intl

Fri 4/24

5:00 am-2:50 pm

2 stops20h 50m

Osaka Kansai Intl

Fri 5/1

9:20 am-7:42 pm

2 stops23h 22m

$1,366

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Mon 4/6

7:30 am-8:30 pm

2 stops24h 00m

Osaka Itami

Tue 4/21

2:35 pm-4:05 pm

2 stops38h 30m

$1,376

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 49 resultsSorted by cheapest first
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5

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

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

Currently, December is the cheapest month in which you can book a flight from Louisville to Japan (average of $589). Flying from Louisville to Japan in June is currently the most expensive (average of $966). 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 March 14, 2026.
Peruse reviews from past customers who have flown with ANA,Japan Airlines, 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.
ANA
8.4
Very good
1,128 reviews

Comfort

8.2

Food

7.8

Boarding

8.5

Overall

8.4

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
ANA
8.4
Very good
1,128 reviews
ANA
8.4
Very good
1,128 reviews

Comfort

8.2

Food

7.8

Boarding

8.5

Overall

8.4

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Japan Airlines
8.3
Very good
1,735 reviews
ANA
8.4
Very good
1,128 reviews

Comfort

8.2

Food

7.8

Boarding

8.5

Overall

8.4

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Delta
7.9
Good
8,293 reviews
ANA
8.4
Very good
1,128 reviews

Comfort

8.2

Food

7.8

Boarding

8.5

Overall

8.4

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
United Airlines
7.4
Good
9,427 reviews
ANA
8.4
Very good
1,128 reviews

Comfort

8.2

Food

7.8

Boarding

8.5

Overall

8.4

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
American Airlines
7.1
Good
11,472 reviews
ANA
8.4
Very good
1,128 reviews

Comfort

8.2

Food

7.8

Boarding

8.5

Overall

8.4

Entertainment

8.0

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

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?

    United Airlines, Japan Airlines, and ANA can get you from Louisville to Japan in just under 17h 40m. Your travel time can differ by up to 14h 07m. Airlines will cover a distance of 6534 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, December is the cheapest month in which you can book a flight from Louisville to Japan (average of $589). Flying from Louisville to Japan in June is currently the most expensive (average of $966). 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 March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$589Average$1,076FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$646Average$1,045FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$759Average$988FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$799Average$1,137FlexibilityNo cancel feeOn-time69%
ANACheapest$867Average$1,166FlexibilityNo cancel feeOn-time80%

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