What airlines fly to Japan?

Japan Airlines, Delta and United Airlines are the top three most popular airlines that fly to Japan from Louisville according to our data. Japan Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 6 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Louisville Intl to Japan?

American Airlines, Delta, and WestJet are the most popular carriers operating from Louisville Intl to Japan

When did momondo last update prices for flights from Louisville Intl Airport to Japan?

Prices for flights from Louisville Intl Airport to Japan are refreshed on a daily basis.

How many operators does momondo search for flights from Louisville Intl Airport to Japan?

The number of operators available for flights from Louisville Intl Airport to Japan is 4 as of May 2026.

How old do you have to be to fly from Louisville Intl Airport to Japan?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Japan.

What documentation or ID do you need to fly to Japan?

The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$588 Cheap Flights from Louisville to Japan in 2026

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Find the cheapest flights from Louisville to Japan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:26 am - 8:00 pm

SDF

NRT

45h 34m

2 stops

2:35 pm - 7:31 pm

NRT

SDF

17h 56m

1 stop

$1,075Multiple Airlines

Wed, Sep 16 - Wed, Oct 21

8:47 am - 8:00 pm

SDF

NRT

22h 13m

1 stop

2:35 pm - 7:31 pm

NRT

SDF

17h 56m

1 stop

$1,077Multiple Airlines

Fri, Sep 18 - Wed, Oct 21

10:23 am - 8:15 pm

SDF

ITM

20h 52m

2 stops

2:00 pm - 7:11 pm

ITM

SDF

18h 11m

2 stops

$1,140ANA

Tue, Sep 8 - Tue, Sep 29

9:00 am - 3:25 pm

SDF

HND

17h 25m

1 stop

5:15 pm - 7:11 pm

HND

SDF

14h 56m

1 stop

$1,141ANA

Tue, Sep 1 - Thu, Sep 24

7:25 am - 3:25 pm

SDF

HND

19h 00m

1 stop

5:45 pm - 10:59 pm

HND

SDF

18h 14m

1 stop

$1,148United Airlines

Wed, Sep 9 - Thu, Sep 17

5:15 am - 3:00 pm

SDF

NRT

20h 45m

2 stops

5:00 pm - 7:11 pm

NRT

SDF

15h 11m

1 stop

$1,150United Airlines

Wed, Sep 16 - Fri, Oct 23

6:00 am - 2:15 pm

SDF

HND

19h 15m

1 stop

4:05 pm - 10:50 pm

HND

SDF

19h 45m

1 stop

$1,150Delta

Wed, Sep 9 - Fri, Sep 18

5:45 pm - 1:05 pm

SDF

HND

30h 20m

2 stops

6:25 pm - 11:59 pm

HND

SDF

18h 34m

2 stops

$1,154Delta

Sat, Sep 12 - Tue, Sep 22

10:31 am - 8:30 pm

SDF

ITM

20h 59m

2 stops

9:20 am - 5:09 pm

ITM

SDF

20h 49m

2 stops

$1,332Japan Airlines

Mon, Sep 14 - Tue, Sep 22

7:29 am - 7:40 am

SDF

ITM

34h 11m

2 stops

7:05 am - 12:13 pm

ITM

SDF

19h 08m

2 stops

$1,652Japan Airlines

Tue, Nov 3 - Tue, Nov 10

WestJet flights from Louisville to Japan

Our best WestJet deals on Louisville to Japan flight tickets

WestJet

Jun 1

SDF2:34 pmLouisville Intl

36h 46m

2 stops

NRT4:20 pmTokyo Narita

Jun 4

NRT6:30 pmTokyo Narita

35h 31m

2 stops

SDF5:01 pmLouisville Intl

$1,589

WestJet

Jun 1

SDF2:34 pmLouisville Intl

36h 46m

2 stops

NRT4:20 pmTokyo Narita

Jun 14

NRT6:30 pmTokyo Narita

37h 54m

2 stops

SDF7:24 pmLouisville Intl

$1,678

WestJet

May 31

SDF7:50 amLouisville Intl

43h 30m

2 stops

NRT4:20 pmTokyo Narita

Jun 14

NRT6:30 pmTokyo Narita

37h 54m

2 stops

SDF7:24 pmLouisville Intl

$1,687

ANA flights from Louisville to Japan

Our best ANA deals on Louisville to Japan flight tickets

ANA

Sep 8

SDF10:23 amLouisville Intl

20h 52m

2 stops

ITM8:15 pmOsaka Itami

Sep 29

ITM2:00 pmOsaka Itami

18h 11m

2 stops

SDF7:11 pmLouisville Intl

$1,140

ANA

Sep 1

SDF9:00 amLouisville Intl

17h 25m

1 stop

HND3:25 pmTokyo Haneda

Sep 24

HND5:15 pmTokyo Haneda

14h 56m

1 stop

SDF7:11 pmLouisville Intl

$1,141

ANA

Sep 1

SDF7:25 amLouisville Intl

17h 35m

1 stop

NRT2:00 pmTokyo Narita

Sep 24

NRT5:00 pmTokyo Narita

15h 35m

1 stop

SDF7:35 pmLouisville Intl

$1,142

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Wed 9/16

9:26 am-8:00 pm

2 stops45h 34m

Tokyo Narita

Wed 10/21

2:35 pm-7:31 pm

1 stop17h 56m

$1,075

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Fri 9/18

8:47 am-8:00 pm

1 stop22h 13m

Tokyo Narita

Wed 10/21

2:35 pm-7:31 pm

1 stop17h 56m

$1,077

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Tue 9/8

10:23 am-8:15 pm

2 stops20h 52m

Osaka Itami

Tue 9/29

2:00 pm-7:11 pm

2 stops18h 11m

$1,140

Quickest round-trip

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Tue 9/1

9:00 am-3:25 pm

1 stop17h 25m

Tokyo Haneda

Thu 9/24

5:15 pm-7:11 pm

1 stop14h 56m

$1,141

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Wed 9/9

7:25 am-3:25 pm

1 stop19h 00m

Tokyo Haneda

Thu 9/17

5:45 pm-10:59 pm

1 stop18h 14m

$1,148

LouisvilleTokyo

SDF - NRT

SDFNRT

Louisville Intl

Wed 9/16

5:15 am-3:00 pm

2 stops20h 45m

Tokyo Narita

Fri 10/23

5:00 pm-7:11 pm

1 stop15h 11m

$1,150

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Wed 9/9

6:00 am-2:15 pm

1 stop19h 15m

Tokyo Haneda

Fri 9/18

4:05 pm-10:50 pm

1 stop19h 45m

$1,150

LouisvilleTokyo

SDF - HND

SDFHND

Louisville Intl

Sat 9/12

5:45 pm-1:05 pm

2 stops30h 20m

Tokyo Haneda

Tue 9/22

6:25 pm-11:59 pm

2 stops18h 34m

$1,154

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Mon 9/14

10:31 am-8:30 pm

2 stops20h 59m

Osaka Itami

Tue 9/22

9:20 am-5:09 pm

2 stops20h 49m

$1,332

LouisvilleOsaka

SDF - ITM

SDFITM

Louisville Intl

Tue 11/3

7:29 am-7:40 am

2 stops34h 11m

Osaka Itami

Tue 11/10

7:05 am-12:13 pm

2 stops19h 08m

$1,652

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Japan?

The month of April is, on average, the cheapest month to fly to Japan from Louisville, with most prices found around $388. If you aren’t able to travel to Japan during the month of April, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $507.

Can stopping save me money on Louisville to Japan flights?

You could potentially save up to 29% on your flight if you consider stops on a Louisville to Japan flight.

Cheap Louisville to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Japan

Fastest flight time	16h 23m
Direct flights	None

The fastest flight from Louisville to Japan takes 16h 23m

There are no direct flights from Louisville to Japan. There are no popular flight routes from Louisville to Japan.

Search flight deals

Frequently asked questions about flying from Louisville to Japan

When did momondo last update prices for flights from Louisville Intl Airport to Japan?
Prices for flights from Louisville Intl Airport to Japan are refreshed on a daily basis.
How many operators does momondo search for flights from Louisville Intl Airport to Japan?
The number of operators available for flights from Louisville Intl Airport to Japan is 4 as of May 2026.
How old do you have to be to fly from Louisville Intl Airport to Japan?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Japan.
What documentation or ID do you need to fly to Japan?
The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Louisville to Japan

Compare and see reviews for airlines that fly from Louisville to Japan with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $589	Free Cancellation	Rating 7.9 8,454 reviews	Search Delta flights
United Airlines	PriceFrom $836	Free Cancellation	Rating 7.4 9,736 reviews	Search United Airlines flights
ANA	PriceFrom $880	Free Cancellation	Rating 8.3 1,211 reviews	Search ANA flights
American Airlines	PriceFrom $882	Free Cancellation	Rating 7.1 11,641 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Japan?

Finding the right flight to Japan from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Japan quick and easy, saving you time and money.

Can I find flights from Louisville to Japan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Japan from Louisville with this policy.

How can momondo help me find flights from Louisville to Japan?

Once all potential Louisville to Japan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Louisville to Japan right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Louisville to Japan now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Japan and let you know when they change.