How long is the flight from Missouri to Japan?

If you’re flying from a popular airport in Missouri, such as Kansas City or St. Louis, and flying into Japan, then you can expect flight times to average 20h 27m and 23h 30m, respectively.

What airlines fly to Japan?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Japan from Missouri according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 8 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 Missouri to Japan?

Alaska Airlines, ANA, and United Airlines are the most popular carriers operating from Missouri to Japan

When did momondo last update prices for flights from Missouri to Japan?

Prices for flights from Missouri to Japan are updated daily.

How many operators does momondo search for flights from Missouri to Japan?

As of November 2025, there are 8 operators available to choose from for flights from Missouri to Japan.

How old do you have to be to fly from Missouri to Japan?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Japan.

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

The required travel and health documents for your Japan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Japan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$314 Cheap Flights from Missouri to Japan in 2025/26

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Find the cheapest flights from Missouri to Japan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:41 am - 7:30 amSTL-ITM

32h 49m2 stops

2:00 pm - 7:19 pmITM-STL

20h 19m2 stops

$682ANA

Find Deal

Sun, Feb 15 - Sat, Feb 28

11:20 am - 8:10 amSTL-ITM

29h 50m2 stops

7:05 am - 12:25 pmITM-STL

20h 20m2 stops

$689ANA

Find Deal

Tue, Feb 3 - Thu, Feb 19

7:41 am - 6:55 pmSTL-ITM

20h 14m2 stops

2:00 pm - 7:19 pmITM-STL

20h 19m2 stops

$690ANA

Find Deal

Sun, Feb 15 - Sat, Feb 28

4:05 pm - 4:30 pmSTL-NRT

33h 25m1 stop

6:45 pm - 3:29 pmNRT-STL

35h 44m1 stop

$692Air Canada

Find Deal

Sun, Dec 7 - Sun, Dec 14

8:30 am - 4:50 pmSTL-HND

17h 20m1 stop

6:20 pm - 7:19 pmHND-STL

15h 59m1 stop

$697United Airlines

Find Deal

Sun, Feb 8 - Fri, Feb 27

6:30 am - 5:45 pmSTL-HND

20h 15m1 stop

10:25 am - 10:36 amHND-STL

15h 11m1 stop

$698United Airlines

Find Deal

Fri, Feb 6 - Tue, Feb 24

7:00 am - 4:00 pmSTL-NRT

18h 00m1 stop

6:30 pm - 11:59 pmNRT-STL

20h 29m1 stop

$698Alaska Airlines

Find Deal

Tue, Dec 2 - Thu, Dec 11

5:45 am - 4:20 pmMCI-NRT

19h 35m2 stops

6:15 pm - 4:08 pmNRT-MCI

36h 53m2 stops

$700Air Canada

Find Deal

Tue, Jan 13 - Thu, Jan 22

7:00 am - 4:00 pmSTL-NRT

18h 00m1 stop

6:30 pm - 2:27 pmNRT-STL

34h 57m1 stop

$706Alaska Airlines

Find Deal

Tue, Dec 2 - Wed, Dec 10

6:19 pm - 4:00 pmSTL-NRT

30h 41m1 stop

6:30 pm - 1:54 pmNRT-STL

34h 24m1 stop

$714Hawaiian Airlines

Find Deal

Sat, Jan 24 - Wed, Jan 28

Air Canada flights from Missouri to Japan

Our best Air Canada deals on Missouri to Japan flight tickets

Air Canada

Dec 7

STL4:05 pmLambert-St Louis

33h 25m

1 stop

NRT4:30 pmTokyo Narita

Dec 14

NRT6:45 pmTokyo Narita

35h 44m

1 stop

STL3:29 pmLambert-St Louis

$692

Find similar

Air Canada

Jan 13

MCI5:45 amKansas City

19h 35m

2 stops

NRT4:20 pmTokyo Narita

Jan 22

NRT6:15 pmTokyo Narita

36h 53m

2 stops

MCI4:08 pmKansas City

$700

Find similar

Air Canada

Dec 1

MCI1:47 pmKansas City

35h 33m

2 stops

NRT4:20 pmTokyo Narita

Dec 9

NRT6:15 pmTokyo Narita

19h 52m

2 stops

MCI11:07 pmKansas City

$715

Find similar

American Airlines flights from Missouri to Japan

Our best American Airlines deals on Missouri to Japan flight tickets

American Airlines

Feb 23

STL5:14 amLambert-St Louis

19h 16m

1 stop

NRT3:30 pmTokyo Narita

Mar 5

NRT5:30 pmTokyo Narita

20h 24m

1 stop

STL10:54 pmLambert-St Louis

$698

Find similar

American Airlines

Jan 15

STL7:15 amLambert-St Louis

17h 15m

1 stop

NRT3:30 pmTokyo Narita

Jan 30

NRT5:30 pmTokyo Narita

20h 29m

1 stop

STL10:59 pmLambert-St Louis

$760

Find similar

American Airlines

Jan 11

MCI5:48 amKansas City

21h 42m

1 stop

HND6:30 pmTokyo Haneda

Jan 20

HND5:55 pmTokyo Haneda

20h 17m

1 stop

MCI11:12 pmKansas City

$794

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisOsaka

STL - ITM

STLITM

Lambert-St Louis

Sun 2/15

7:41 am-7:30 am

2 stops32h 49m

Osaka Itami

Sat 2/28

2:00 pm-7:19 pm

2 stops20h 19m

$682

St. LouisOsaka

STL - ITM

STLITM

Lambert-St Louis

Tue 2/3

11:20 am-8:10 am

2 stops29h 50m

Osaka Itami

Thu 2/19

7:05 am-12:25 pm

2 stops20h 20m

$689

St. LouisOsaka

STL - ITM

STLITM

Lambert-St Louis

Sun 2/15

7:41 am-6:55 pm

2 stops20h 14m

Osaka Itami

Sat 2/28

2:00 pm-7:19 pm

2 stops20h 19m

$690

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 12/7

4:05 pm-4:30 pm

1 stop33h 25m

Tokyo Narita

Sun 12/14

6:45 pm-3:29 pm

1 stop35h 44m

$692

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 2/8

8:30 am-4:50 pm

1 stop17h 20m

Tokyo Haneda

Fri 2/27

6:20 pm-7:19 pm

1 stop15h 59m

$697

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 2/6

6:30 am-5:45 pm

1 stop20h 15m

Tokyo Haneda

Tue 2/24

10:25 am-10:36 am

1 stop15h 11m

$698

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 12/2

7:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Thu 12/11

6:30 pm-11:59 pm

1 stop20h 29m

$698

Kansas CityTokyo

MCI - NRT

MCINRT

Kansas City

Tue 1/13

5:45 am-4:20 pm

2 stops19h 35m

Tokyo Narita

Thu 1/22

6:15 pm-4:08 pm

2 stops36h 53m

$700

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 12/2

7:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Wed 12/10

6:30 pm-2:27 pm

1 stop34h 57m

$706

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sat 1/24

6:19 pm-4:00 pm

1 stop30h 41m

Tokyo Narita

Wed 1/28

6:30 pm-1:54 pm

1 stop34h 24m

$714

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 Missouri 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

Other information

What is the cheapest month to fly to Japan?

The month of September is, on average, the cheapest month to fly to Japan from Missouri, with most prices found around $736. If you aren’t able to travel to Japan during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $775.

What is the cheapest day to depart on your flight to Japan?

On average, the least expensive day to fly to Japan from Missouri is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,209. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Missouri to Japan on a Friday will generally be more expensive and average around $1,457. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Japan?

Flying to Japan from Missouri at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,103 when looking at flights departing at noon. In the morning is when there is more demand to fly to Japan, so prices are often more expensive at around $1,308 per ticket.

Can stopping save me money on Missouri to Japan flights?

You could potentially save up to 2% on your flight if you consider stops on a Missouri to Japan flight.

Cheap Missouri to Japan flight deals and tips

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

Fastest flight time	15h 35m
Direct flights	None

The fastest flight from Missouri to Japan takes 15h 35m

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

Search flight deals

When did momondo last update prices for flights from Missouri to Japan?
Prices for flights from Missouri to Japan are updated daily.
How many operators does momondo search for flights from Missouri to Japan?
As of November 2025, there are 8 operators available to choose from for flights from Missouri to Japan.
How old do you have to be to fly from Missouri to Japan?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Japan.
What documentation or ID do you need to fly to Japan?
The required travel and health documents for your Japan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Japan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Missouri to Japan

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

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $629	Free Cancellation	Rating 7.1 10,476 reviews	Search Air Canada flights
American Airlines	PriceFrom $633	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
Japan Airlines	PriceFrom $691	Free Cancellation	Rating 8.3 1,630 reviews	Search Japan Airlines flights
ANA	PriceFrom $703	Free Cancellation	Rating 8.4 1,010 reviews	Search ANA flights
United Airlines	PriceFrom $716	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
Delta	PriceFrom $722	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
Alaska Airlines	PriceFrom $725	Free Cancellation	Rating 8.0 11,354 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $739	Free Cancellation	Rating 7.8 2,814 reviews	Search Hawaiian Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Japan from Missouri.

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

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

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

Once all potential Missouri 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 Missouri to Japan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Missouri to Japan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.