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$415+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — FUK
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$717
(United Airlines)

One-way from

$415
(FlightHub)

Popular in

June

Cheapest in

February

Average price

$1,371
From Louisville Intl to Japan
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One-way flight from Louisville Intl to Japan
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Highest demand for flights based on searches. 15% potential increase in price ($188 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 June 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 junio 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/11. 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.
dom. 10/128:45 amSDF - NRT
1 stop17h 15mUnited Airlines
dom. 10/265:05 pmNRT - SDF
1 stop29h 39mUnited Airlines
Deal found 6/11$717
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/279:00 amSDF - HND
1 stop18h 45mANA
dom. 12/146:20 pmHND - SDF
1 stop15h 54mANA
Deal found 6/12$718
This FlightHub deal was found by Cheapflights users on 6/10. 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.
lun. 11/177:05 amSDF - NRT
1 stop18h 25mANA
vie. 12/125:05 pmNRT - SDF
1 stop17h 09mANA
Deal found 6/10$722
This FlightHub deal was found by Cheapflights users on 6/11. 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.
mar. 11/187:05 amSDF - KIX
2 stops24h 45mANA
vie. 11/288:25 amKIX - SDF
2 stops25h 49mANA
Deal found 6/11$723
This United Airlines deal was found by Cheapflights users on 6/10. 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.
lun. 12/111:10 amSDF - HND
1 stop16h 35mUnited Airlines
mar. 12/96:20 pmHND - SDF
1 stop15h 54mUnited Airlines
Deal found 6/10$724
This United Airlines deal was found by Cheapflights users on 6/10. 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.
jue. 11/139:55 amSDF - KIX
2 stops40h 40mUnited Airlines
vie. 11/288:25 amKIX - SDF
2 stops27h 44mUnited Airlines
Deal found 6/10$764
This American Airlines deal was found by Cheapflights users on 6/10. 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.
jue. 11/275:41 amSDF - NRT
1 stop19h 49mAmerican Airlines
dom. 12/145:30 pmNRT - SDF
1 stop18h 09mAmerican Airlines
Deal found 6/10$878
This Delta deal was found by Cheapflights users on 6/10. 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.
sáb. 12/610:15 amSDF - HND
1 stop17h 30mDelta
lun. 12/154:25 pmHND - SDF
1 stop15h 14mDelta
Deal found 6/10$878
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/307:40 amSDF - NRT
1 stop18h 35mJapan Airlines
vie. 9/126:15 pmNRT - SDF
1 stop32h 48mJapan Airlines
Deal found 6/10$920
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/37:00 amSDF - HND
2 stops19h 55mAmerican Airlines
mar. 9/1611:55 amHND - SDF
2 stops18h 39mAmerican Airlines
Deal found 6/12$935
This FlightHub deal was found by Cheapflights users on 6/11. 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.
vie. 9/269:57 amSDF - HND
1 stop29h 23mJapan Airlines
vie. 10/311:30 amHND - SDF
1 stop15h 37mJapan Airlines
Deal found 6/11$950
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
lun. 7/146:26 pmSDF - NRT
1 stop30h 44mMultiple Airlines
lun. 7/212:35 pmNRT - SDF
1 stop38h 01mMultiple Airlines
Deal found 6/12$1,013

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 junio 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

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

dom. 10/12

8:45 am-3:00 pm

1 stop17h 15m

Tokyo Narita

dom. 10/26

5:05 pm-9:44 am

1 stop29h 39m

$717

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

jue. 11/27

9:00 am-5:45 pm

1 stop18h 45m

Tokyo Haneda

dom. 12/14

6:20 pm-8:14 pm

1 stop15h 54m

$718

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

lun. 11/17

7:05 am-3:30 pm

1 stop18h 25m

Tokyo Narita

vie. 12/12

5:05 pm-8:14 pm

1 stop17h 09m

$722

LouisvilleOsaka

SDF - KIX

SDFKIX

Louisville Intl

mar. 11/18

7:05 am-9:50 pm

2 stops24h 45m

Osaka Kansai Intl

vie. 11/28

8:25 am-8:14 pm

2 stops25h 49m

$723

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

lun. 12/1

11:10 am-5:45 pm

1 stop16h 35m

Tokyo Haneda

lun. 12/8

6:20 pm-8:14 pm

1 stop15h 54m

$724

LouisvilleOsaka

SDF - KIX

SDFKIX

Louisville Intl

jue. 11/13

9:55 am-4:35 pm

2 stops40h 40m

Osaka Kansai Intl

vie. 11/28

8:25 am-10:09 pm

2 stops27h 44m

$764

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

jue. 11/27

5:41 am-3:30 pm

1 stop19h 49m

Tokyo Narita

dom. 12/14

5:30 pm-9:39 pm

1 stop18h 09m

$878

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

sáb. 12/6

10:15 am-5:45 pm

1 stop17h 30m

Tokyo Haneda

lun. 12/15

4:25 pm-5:39 pm

1 stop15h 14m

$878

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

sáb. 8/30

7:40 am-3:15 pm

1 stop18h 35m

Tokyo Narita

vie. 9/12

6:15 pm-2:03 pm

1 stop32h 48m

$920

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

mié. 9/3

7:00 am-3:55 pm

2 stops19h 55m

Tokyo Haneda

mar. 9/16

11:55 am-5:34 pm

2 stops18h 39m

$935

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 32 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 $871). Flying from Louisville to Japan in December is currently the most expensive (average of $1,625). 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 junio 12, 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.

Rainfall in Japan by month

Plan your trip to Japan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

Temperature in Japan by month

Plan your trip to Japan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Japan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Korean Air, Japan Airlines and ANA from Louisville to Japan by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,088 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,490 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
882 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,946 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Qatar Airways
7.4
Good
3,584 reviews
Korean Air
8.4
Very good
1,088 reviews

Crew

8.7

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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.

  • 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 $415. However, be on the lookout for offers from American Airlines and Japan 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 $871). Flying from Louisville to Japan in December is currently the most expensive (average of $1,625). 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$683Average$1,018FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$692Average$1,143FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$718Average$971FlexibilityNo cancel feeOn-time71%
DeltaCheapest$732Average$1,315FlexibilityNo cancel feeOn-timeN/A
ANACheapest$772Average$1,215FlexibilityNo cancel feeOn-time80%

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