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$347+ Cheap flights from Missouri 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — FUK
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap flight deals from Missouri to Japan

Cheapest flights from Missouri to Japan
Explore the most affordable flight options available from Missouri to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/284:05 pmSTL - NRT
1 stop33h 25mAir Canada
Tue 1/136:45 pmNRT - STL
2 stops35h 44mAir Canada
Deal found 12/14$960
This Air Canada deal was found by Cheapflights users on 12/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/284:05 pmSTL - HND
1 stop33h 35mAir Canada
Tue 1/136:50 pmHND - STL
2 stops31h 12mAir Canada
Deal found 12/15$1,011
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:55 amSTL - NRT
2 stops39h 25mAir Canada
Wed 1/146:15 pmNRT - STL
2 stops36h 14mAir Canada
Deal found 12/14$1,015
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/305:04 amMCI - NRT
1 stop19h 26mAmerican Airlines
Fri 1/167:20 pmNRT - MCI
2 stops18h 52mAmerican Airlines
Deal found 12/15$1,020
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:30 amSTL - NRT
2 stops43h 00mAir Canada
Wed 1/146:15 pmNRT - STL
2 stops36h 14mAir Canada
Deal found 12/14$1,068
This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 12/315:43 amMCI - HND
1 stop17h 52mDelta
Mon 1/198:00 pmHND - MCI
1 stop18h 51mDelta
Deal found 12/16$1,070
This Air Canada deal was found by Cheapflights users on 12/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:07 pmMCI - NRT
2 stops32h 13mAir Canada
Mon 1/196:15 pmNRT - MCI
2 stops41h 18mAir Canada
Deal found 12/16$1,079
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:30 amSTL - NRT
2 stops43h 00mAir Canada
Wed 1/146:15 pmNRT - STL
2 stops36h 14mAir Canada
Deal found 12/14$1,117
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:30 amSTL - NRT
2 stops43h 00mAir Canada
Wed 1/146:15 pmNRT - STL
2 stops36h 14mAir Canada
Deal found 12/14$1,143
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:55 amSTL - NRT
2 stops39h 35mAir Canada
Wed 1/146:15 pmNRT - STL
2 stops36h 14mAir Canada
Deal found 12/14$1,157
This Air Canada deal was found by Cheapflights users on 12/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:55 amSTL - NRT
2 stops39h 25mAir Canada
Tue 1/136:45 pmNRT - STL
2 stops35h 44mAir Canada
Deal found 12/14$1,167
This Air Canada deal was found by Cheapflights users on 12/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:07 pmMCI - NRT
2 stops32h 13mAir Canada
Sun 1/186:15 pmNRT - MCI
2 stops20h 15mAir Canada
Deal found 12/16$1,182

Find flight deals from Missouri to Japan

Keep the following information in mind while searching for Missouri to Japan flight deals. Data was last updated December 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$642
(Air Canada)

One-way from

$347
(Air Canada)

Popular in

June

Cheapest in

September

Average price

$987
Provider with most accurate pricing for Lambert-St Louis-Tokyo (TYO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Tokyo (TYO) flights.
Search Deals
From Missouri to Japan
Search Deals
One-way flight from Missouri to Japan
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($249 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 December 17, 2025.
Use the filters below to find and compare flights from Missouri to Japan that are best for you.

Fly from

Missouri

Fly to

Japan

Route

Depart

Return

Price

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 2/1

2:50 pm-4:00 pm

1 stop34h 10m

Tokyo Narita

Thu 2/5

6:30 pm-1:54 pm

1 stop34h 24m

$686

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 2/2

2:50 pm-4:00 pm

1 stop34h 10m

Tokyo Narita

Thu 2/5

6:30 pm-1:54 pm

1 stop34h 24m

$686

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

$693

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Tue 1/20

6:40 pm-4:40 pm

2 stops31h 00m

Tokyo Haneda

Wed 1/28

6:50 pm-3:29 pm

1 stop35h 39m

$696

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sat 2/28

8:30 am-4:50 pm

1 stop17h 20m

Tokyo Haneda

Tue 3/10

6:25 pm-11:51 pm

1 stop19h 26m

$698

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 2/23

6:00 am-6:30 pm

2 stops21h 30m

Tokyo Haneda

Thu 3/5

8:25 pm-12:05 am

2 stops18h 40m

$701

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Tue 2/3

4:05 pm-10:20 pm

2 stops39h 15m

Osaka Kansai Intl

Thu 2/19

3:00 pm-3:29 pm

2 stops39h 29m

$707

St. LouisOsaka

STL - ITM

STLITM

Lambert-St Louis

Tue 2/3

6:30 am-8:10 am

2 stops34h 40m

Osaka Itami

Thu 2/19

8:00 am-12:21 pm

2 stops19h 21m

$730

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 2/1

4:05 pm-4:40 pm

1 stop33h 35m

Tokyo Haneda

Sun 2/8

6:50 pm-3:29 pm

1 stop35h 39m

$731

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 2/1

4:05 pm-4:20 pm

2 stops33h 15m

Tokyo Narita

Sun 2/8

6:45 pm-3:29 pm

1 stop35h 44m

$733

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan from Missouri 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 Missouri to Japan

What is the cheapest month to book a flight from Missouri to Japan?

Currently, September is the cheapest month in which you can book a flight from Missouri to Japan (average of $361). Flying from Missouri to Japan in June is currently the most expensive (average of $922). 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 MO to JP?

Find hourly flight availability from Missouri 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 December 17, 2025.

One of the essential ways to save on airfare from Missouri to Japan is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 23% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Japan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to Japan?

    Airlines like Air Canada, United Airlines, and American Airlines fly from Missouri to Japan in about 17h 20m. The time it takes to get you to your destination can typically vary by up to 15h 55m. There are 6383 mi between Missouri and Japan. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Missouri to Japan one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $360. Users have also found prices from $369 and $372 on Japan Airlines and United Airlines, respectively.

  • Can I find deals for flights from Missouri to Japan that include hotel bookings?

    Yes. In addition to deals on Missouri to Japan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Japan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Japan.

  • Can I find deals for business class flights from Missouri to Japan?

    Yes. Cheapflights offers flight deals from Missouri 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 Missouri to Japan?

    Currently, September is the cheapest month in which you can book a flight from Missouri to Japan (average of $361). Flying from Missouri to Japan in June is currently the most expensive (average of $922). 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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Alternative routes for Missouri to Japan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Missouri to Japan

Discover the top 8 airlines that operate flights from Missouri 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 December 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$629Average$867FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$633Average$1,136FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$691Average$1,143FlexibilityNo cancel feeOn-time79%
ANACheapest$703Average$1,158FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$716Average$1,187FlexibilityNo cancel feeOn-time69%
DeltaCheapest$722Average$1,178FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$725Average$781FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$739Average$820FlexibilityNo cancel feeOn-time85%

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