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$519+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — FUK
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Louisville to Japan

Keep the following information in mind while searching for Louisville to Japan flight deals. Data was last updated September 11, 2025.

Round-trip from

$745
(American Airlines)

One-way from

$519
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$850
From Louisville Intl to Japan
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One-way flight from Louisville Intl to Japan
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($208 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1210:55 amSDF - HND
1 stop16h 00mUnited Airlines
Sun 9/143:45 pmHND - SDF
1 stop18h 17mUnited Airlines
Deal found 9/11$774
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/196:15 amSDF - HND
1 stop18h 20mUnited Airlines
Sat 9/2710:20 amHND - SDF
1 stop17h 31mUnited Airlines
Deal found 9/11$791
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:00 amSDF - NRT
1 stop18h 00mUnited Airlines
Sat 9/275:00 pmNRT - SDF
1 stop16h 33mUnited Airlines
Deal found 9/11$792
This Delta deal was found by Cheapflights users on 9/11. 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 9/125:25 amSDF - HND
2 stops19h 35mDelta
Sun 9/144:20 pmHND - SDF
2 stops20h 32mDelta
Deal found 9/11$797
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:05 amSDF - HND
1 stop23h 10mANA
Thu 9/1810:40 amHND - SDF
1 stop21h 18mANA
Deal found 9/10$798
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:00 amSDF - NRT
1 stop18h 00mANA
Thu 9/185:00 pmNRT - SDF
1 stop16h 00mANA
Deal found 9/10$799
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Tue 9/169:05 amSDF - HND
1 stop17h 50mANA
Mon 9/225:15 pmHND - SDF
1 stop33h 02mANA
Deal found 9/11$804
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:20 amSDF - HND
2 stops22h 40mUnited Airlines
Mon 9/225:15 pmHND - SDF
1 stop18h 09mUnited Airlines
Deal found 9/11$805
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:36 pmSDF - NRT
2 stops29h 39mUnited Airlines
Thu 9/185:00 pmNRT - SDF
1 stop16h 00mUnited Airlines
Deal found 9/10$806
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/117:00 amSDF - HND
2 stops19h 55mAmerican Airlines
Thu 9/184:30 pmHND - SDF
1 stop17h 20mAmerican Airlines
Deal found 9/10$809
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 9/116:00 amSDF - HND
2 stops19h 15mDelta
Thu 9/183:15 pmHND - SDF
2 stops21h 37mDelta
Deal found 9/10$811
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:00 amSDF - NRT
1 stop18h 00mANA
Tue 9/235:00 pmNRT - SDF
1 stop14h 58mANA
Deal found 9/9$812

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 September 11, 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

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Mon 2/16

7:45 am-3:15 pm

1 stop17h 30m

Tokyo Narita

Mon 2/23

5:30 pm-9:57 pm

2 stops18h 27m

$776

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Fri 1/9

5:35 am-3:55 pm

2 stops20h 20m

Tokyo Narita

Fri 1/16

5:30 pm-10:30 pm

2 stops19h 00m

$790

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Fri 9/19

6:15 am-1:35 pm

1 stop18h 20m

Tokyo Haneda

Sat 9/27

10:20 am-2:51 pm

1 stop17h 31m

$791

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Fri 9/19

10:00 am-3:55 pm

1 stop16h 55m

Tokyo Haneda

Sat 9/27

11:55 am-5:34 pm

2 stops18h 39m

$795

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Tue 9/16

7:20 am-7:00 pm

2 stops22h 40m

Tokyo Haneda

Mon 9/22

3:45 pm-10:57 pm

2 stops20h 12m

$809

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Tue 9/16

9:05 am-3:55 pm

1 stop17h 50m

Tokyo Haneda

Tue 9/23

10:40 am-1:17 pm

1 stop15h 37m

$811

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Mon 9/29

8:45 am-3:55 pm

1 stop18h 10m

Tokyo Haneda

Thu 10/2

5:45 pm-11:00 pm

1 stop18h 15m

$818

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Tue 9/16

7:00 am-3:55 pm

2 stops19h 55m

Tokyo Haneda

Tue 9/23

11:55 am-5:38 pm

2 stops18h 43m

$822

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Tue 9/16

7:20 am-7:00 pm

2 stops22h 40m

Tokyo Haneda

Tue 9/23

10:40 am-1:17 pm

1 stop15h 37m

$822

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Thu 1/1

8:04 am-2:45 pm

1 stop16h 41m

Tokyo Narita

Thu 1/15

5:00 pm-7:53 pm

1 stop16h 53m

$841

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 39 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, February is the cheapest month in which you can book a flight from Louisville to Japan (average of $902). Flying from Louisville to Japan in December is currently the most expensive (average of $1,502). 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 September 11, 2025.

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

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 September 11, 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
961 reviews

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Boarding

8.6

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
ANA
8.4
Very good
961 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Boarding

8.6

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Japan Airlines
8.3
Very good
1,559 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Boarding

8.6

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Delta
8.0
Very good
7,960 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Boarding

8.6

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
United Airlines
7.4
Good
8,937 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Boarding

8.6

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
American Airlines
7.2
Good
10,000 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Boarding

8.6

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me

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, American Airlines, and Japan Airlines can get you from Louisville to Japan in just under 16h 41m. Your travel time can differ by up to 49m. 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 cheapest airlines to fly from Louisville to Japan one-way?

    The cheapest airline one-way is ANA, with whom users have recently found tickets for as low as $552. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Louisville to Japan for a low price.

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

    While some choose either Louisville Intl - Tokyo Haneda or Louisville Intl - Osaka Kansai Intl, 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, February is the cheapest month in which you can book a flight from Louisville to Japan (average of $902). Flying from Louisville to Japan in December is currently the most expensive (average of $1,502). 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 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$589Average$1,315FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$646Average$964FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$692Average$1,106FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$718Average$971FlexibilityNo cancel feeOn-time71%
ANACheapest$777Average$941FlexibilityNo cancel feeOn-time80%

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