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$480+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — FUK
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Delta deal was found by Cheapflights users on 12/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amSDF - HND
1 stop18h 35mDelta
Fri 12/194:25 pmHND - SDF
1 stop15h 11mDelta
Deal found 12/11$1,117
This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:38 amSDF - NRT
1 stop17h 02mJapan Airlines
Mon 12/155:00 pmNRT - SDF
1 stop14h 51mJapan Airlines
Deal found 12/10$1,536
This KAYAK deal was found by Cheapflights users on 12/9. 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.
Sat 12/137:38 amSDF - ITM
2 stops22h 27mJapan Airlines
Sat 12/277:25 amITM - SDF
2 stops20h 05mJapan Airlines
Deal found 12/9$1,544
This Gurufare deal was found by Cheapflights users on 12/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:38 amSDF - NRT
1 stop17h 02mJapan Airlines
Wed 12/175:00 pmNRT - SDF
1 stop34h 18mJapan Airlines
Deal found 12/11$1,559
This KAYAK deal was found by Cheapflights users on 12/9. 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.
Sat 12/137:38 amSDF - KIX
2 stops35h 07mJapan Airlines
Sat 12/277:00 amKIX - SDF
2 stops20h 16mJapan Airlines
Deal found 12/9$1,593
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:47 amSDF - HND
1 stop17h 43mAmerican Airlines
Mon 12/1510:50 amHND - SDF
1 stop21h 01mAmerican Airlines
Deal found 12/10$1,594
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:30 amSDF - NRT
1 stop18h 10mAmerican Airlines
Mon 12/155:40 pmNRT - SDF
2 stops18h 37mAmerican Airlines
Deal found 12/10$1,615
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:30 amSDF - NRT
1 stop18h 10mAmerican Airlines
Fri 12/195:00 pmNRT - SDF
1 stop18h 54mAmerican Airlines
Deal found 12/11$1,629
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:38 amSDF - NRT
1 stop17h 02mAmerican Airlines
Wed 12/175:40 pmNRT - SDF
2 stops18h 19mAmerican Airlines
Deal found 12/11$1,633
This Gurufare deal was found by Cheapflights users on 12/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:12 amSDF - HND
1 stop21h 18mJapan Airlines
Wed 12/1710:50 amHND - SDF
1 stop15h 40mJapan Airlines
Deal found 12/11$1,687
This Ovago deal was found by Cheapflights users on 12/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:35 amSDF - NRT
2 stops41h 55mWestJet
Fri 12/196:35 pmNRT - SDF
2 stops18h 33mWestJet
Deal found 12/11$1,707
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:02 pmSDF - HND
1 stop18h 58mAmerican Airlines
Wed 12/176:05 pmHND - SDF
2 stops17h 54mAmerican Airlines
Deal found 12/11$1,836

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$807
(FlightHub)

One-way from

$480
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$1,235
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, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 12, 2025.
Use the filters below to find and compare flights from Louisville to Japan that are best for you.

Fly from

Louisville

Fly to

Japan

Route

Depart

Return

Price

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Wed 1/21

8:29 am-8:20 pm

2 stops21h 51m

Osaka Itami

Tue 2/3

1:00 pm-8:28 pm

2 stops21h 28m

$807

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Wed 1/21

8:29 am-8:20 pm

2 stops21h 51m

Osaka Itami

Thu 2/5

7:30 am-1:24 pm

2 stops19h 54m

$807

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Tue 1/20

8:29 am-7:10 pm

2 stops20h 41m

Osaka Itami

Tue 2/3

1:00 pm-8:28 pm

2 stops21h 28m

$807

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Tue 1/20

8:29 am-7:10 pm

2 stops20h 41m

Osaka Itami

Thu 2/5

8:00 am-1:24 pm

2 stops19h 24m

$807

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Tue 1/20

8:29 am-7:10 pm

2 stops20h 41m

Osaka Itami

Wed 2/4

2:05 pm-8:28 pm

2 stops20h 23m

$808

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Wed 2/11

8:29 am-5:45 pm

1 stop19h 16m

Tokyo Haneda

Mon 2/23

6:20 pm-8:14 pm

1 stop15h 54m

$815

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Wed 1/7

2:05 pm-9:05 pm

1 stop17h 00m

Tokyo Haneda

Fri 1/30

10:40 am-7:43 pm

1 stop23h 03m

$815

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Wed 2/11

6:28 am-3:15 pm

1 stop18h 47m

Tokyo Narita

Fri 2/20

5:15 pm-8:20 pm

1 stop17h 05m

$816

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Wed 2/11

6:28 am-3:15 pm

1 stop18h 47m

Tokyo Narita

Thu 2/19

5:05 pm-10:13 pm

1 stop19h 08m

$816

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Fri 2/20

5:35 am-3:55 pm

2 stops20h 20m

Tokyo Narita

Thu 3/5

5:35 pm-10:29 pm

2 stops18h 54m

$820

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 48 results
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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

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 July is currently the most expensive (average of $953). 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 JP?

Find hourly flight availability from Louisville to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Louisville to Japan is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 49% on airfare.

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 December 12, 2025.
Peruse reviews from past customers who have flown with ANA, Japan Airlines, and Delta 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
1,021 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Entertainment

7.9

Boarding

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support
ANA
8.4
Very good
1,021 reviews
ANA
8.4
Very good
1,021 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Entertainment

7.9

Boarding

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support
Japan Airlines
8.3
Very good
1,653 reviews
ANA
8.4
Very good
1,021 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Entertainment

7.9

Boarding

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support
Delta
7.9
Good
8,007 reviews
ANA
8.4
Very good
1,021 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Entertainment

7.9

Boarding

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support
United Airlines
7.4
Good
9,095 reviews
ANA
8.4
Very good
1,021 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Entertainment

7.9

Boarding

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support
American Airlines
7.2
Good
11,050 reviews
ANA
8.4
Very good
1,021 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Entertainment

7.9

Boarding

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Mario,Nov 2025

HND - BKK

Option to use Bluetooth headphones when connecting to in flight entertainment system. I want to use my own headsets with noise cancelling support

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?

    ANA, United Airlines, and Delta can get you from Louisville to Japan in just under 19h 16m. Your travel time can differ by up to 2h 35m. 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, 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 July is currently the most expensive (average of $953). 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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Alternative routes for Louisville to Japan

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$589Average$1,223FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$646Average$983FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$692Average$1,076FlexibilityNo cancel feeOn-time69%
ANACheapest$734Average$940FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$759Average$981FlexibilityNo cancel feeOn-time71%

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