How long is the flight from Missouri to Japan?

If you’re flying from a popular airport in Missouri, such as St. Louis or Kansas City, and flying into Japan, then you can expect flight times to average 21h 10m and 21h 21m, 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 44% 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?

Air Canada, ANA, and Japan 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 December 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.

$326 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.

6:45 pm - 4:40 pm

STL

HND

30h 55m2 stops

6:50 pm - 3:29 pm

HND

STL

35h 39m1 stop

$640Air Canada

Sun, Feb 15 - Wed, Feb 25

4:05 pm - 4:20 pm

STL

NRT

33h 15m2 stops

6:45 pm - 3:29 pm

NRT

STL

35h 44m1 stop

$641Air Canada

Mon, Feb 9 - Fri, Feb 27

4:05 pm - 4:20 pm

STL

NRT

33h 15m2 stops

6:45 pm - 12:05 am

NRT

STL

20h 20m2 stops

$656Multiple Airlines

Fri, Feb 20 - Sun, Mar 1

2:50 pm - 4:00 pm

STL

NRT

34h 10m1 stop

6:30 pm - 1:51 pm

NRT

STL

34h 21m1 stop

$684Alaska Airlines

Sun, Feb 1 - Wed, Feb 11

2:50 pm - 4:00 pm

STL

NRT

34h 10m1 stop

6:30 pm - 1:54 pm

NRT

STL

34h 24m1 stop

$686Multiple Airlines

Mon, Jan 26 - Wed, Feb 4

7:41 am - 9:05 pm

STL

HND

22h 24m1 stop

6:20 pm - 7:19 pm

HND

STL

15h 59m1 stop

$690ANA

Mon, Feb 23 - Thu, Mar 5

6:00 am - 7:25 pm

STL

KIX

22h 25m2 stops

8:20 am - 8:23 pm

KIX

STL

27h 03m2 stops

$711United Airlines

Sun, Feb 15 - Sat, Feb 28

6:00 am - 7:25 pm

STL

KIX

22h 25m2 stops

6:35 pm - 12:25 pm

KIX

STL

32h 50m2 stops

$713United Airlines

Sun, Feb 15 - Sat, Feb 28

6:30 am - 7:30 am

STL

ITM

34h 00m2 stops

7:05 am - 10:36 am

ITM

STL

18h 31m2 stops

$751ANA

Sun, Feb 1 - Sun, Feb 15

3:38 pm - 4:00 pm

MCI

NRT

33h 22m1 stop

6:30 pm - 11:24 pm

NRT

MCI

19h 54m1 stop

$805Alaska Airlines

Tue, Jan 6 - Fri, Jan 16

Air Canada flights from Missouri to Japan

Our best Air Canada deals on Missouri to Japan flight tickets

Air Canada

Feb 8

STL4:05 pmLambert-St Louis

33h 35m

1 stop

HND4:40 pmTokyo Haneda

Feb 14

HND6:50 pmTokyo Haneda

35h 39m

1 stop

STL3:29 pmLambert-St Louis

$640

Find similar

Air Canada

Feb 9

STL4:05 pmLambert-St Louis

33h 15m

2 stops

NRT4:20 pmTokyo Narita

Feb 27

NRT6:45 pmTokyo Narita

35h 44m

1 stop

STL3:29 pmLambert-St Louis

$641

Find similar

Air Canada

Feb 20

STL4:05 pmLambert-St Louis

33h 15m

2 stops

NRT4:20 pmTokyo Narita

Mar 1

NRT6:45 pmTokyo Narita

35h 44m

1 stop

STL3:29 pmLambert-St Louis

$642

Find similar

United Airlines flights from Missouri to Japan

Our best United Airlines deals on Missouri to Japan flight tickets

United Airlines

Feb 28

STL8:30 amLambert-St Louis

17h 20m

1 stop

HND4:50 pmTokyo Haneda

Mar 10

HND6:25 pmTokyo Haneda

19h 26m

1 stop

STL11:51 pmLambert-St Louis

$698

Find similar

United Airlines

Feb 28

STL6:00 amLambert-St Louis

18h 30m

1 stop

NRT3:30 pmTokyo Narita

Mar 10

NRT5:00 pmTokyo Narita

19h 25m

1 stop

STL10:25 pmLambert-St Louis

$699

Find similar

United Airlines

Feb 9

STL6:45 amLambert-St Louis

17h 15m

1 stop

NRT3:00 pmTokyo Narita

Feb 19

NRT5:35 pmTokyo Narita

17h 51m

2 stops

STL8:26 pmLambert-St Louis

$702

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 2/15

6:45 pm-4:40 pm

2 stops30h 55m

Tokyo Haneda

Wed 2/25

6:50 pm-3:29 pm

1 stop35h 39m

$640

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 2/9

4:05 pm-4:20 pm

2 stops33h 15m

Tokyo Narita

Fri 2/27

6:45 pm-3:29 pm

1 stop35h 44m

$641

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Fri 2/20

4:05 pm-4:20 pm

2 stops33h 15m

Tokyo Narita

Sun 3/1

6:45 pm-12:05 am

2 stops20h 20m

$656

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 2/1

2:50 pm-4:00 pm

1 stop34h 10m

Tokyo Narita

Wed 2/11

6:30 pm-1:51 pm

1 stop34h 21m

$684

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 1/26

2:50 pm-4:00 pm

1 stop34h 10m

Tokyo Narita

Wed 2/4

6:30 pm-1:54 pm

1 stop34h 24m

$686

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 2/23

7:41 am-9:05 pm

1 stop22h 24m

Tokyo Haneda

Thu 3/5

6:20 pm-7:19 pm

1 stop15h 59m

$690

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Sun 2/15

6:00 am-7:25 pm

2 stops22h 25m

Osaka Kansai Intl

Sat 2/28

8:20 am-8:23 pm

2 stops27h 03m

$711

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Sun 2/15

6:00 am-7:25 pm

2 stops22h 25m

Osaka Kansai Intl

Sat 2/28

6:35 pm-12:25 pm

2 stops32h 50m

$713

St. LouisOsaka

STL - ITM

STLITM

Lambert-St Louis

Sun 2/1

6:30 am-7:30 am

2 stops34h 00m

Osaka Itami

Sun 2/15

7:05 am-10:36 am

2 stops18h 31m

$751

Kansas CityTokyo

MCI - NRT

MCINRT

Kansas City

Tue 1/6

3:38 pm-4:00 pm

1 stop33h 22m

Tokyo Narita

Fri 1/16

6:30 pm-11:24 pm

1 stop19h 54m

$805

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 $738. 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 $789.

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 22% 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 30m
Direct flights	None

The fastest flight from Missouri to Japan takes 15h 30m

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 December 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 10,516 reviews	Search Air Canada flights
American Airlines	PriceFrom $633	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
Japan Airlines	PriceFrom $691	Free Cancellation	Rating 8.3 1,653 reviews	Search Japan Airlines flights
ANA	PriceFrom $703	Free Cancellation	Rating 8.4 1,021 reviews	Search ANA flights
United Airlines	PriceFrom $716	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Delta	PriceFrom $722	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
Alaska Airlines	PriceFrom $725	Free Cancellation	Rating 8.0 11,432 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $739	Free Cancellation	Rating 7.8 2,817 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.