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$456+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — FUK
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
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 June 9, 2026.

This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:10 pm
STL
-
NRT
2 stops60h 45m
Air Canada
Tue 10/135:50 pm
NRT
-
STL
2 stops32h 23m
Air Canada
Deal found 6/8$957
This Air Canada deal was found by Cheapflights users on 6/9. 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 9/75:30 pm
STL
-
NRT
2 stops31h 25m
Air Canada
Mon 9/145:50 pm
NRT
-
STL
2 stops32h 07m
Air Canada
Deal found 6/9$958
This Air Canada deal was found by Cheapflights users on 6/5. 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 8/2412:10 pm
STL
-
NRT
1 stop37h 15m
Air Canada
Mon 9/75:35 pm
NRT
-
STL
1 stop39h 06m
Air Canada
Deal found 6/5$961
This FlightHub deal was found by Cheapflights users on 6/7. 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.
Mon 9/1412:10 pm
STL
-
NRT
1 stop37h 15m
Air Canada
Mon 9/285:25 pm
NRT
-
STL
2 stops32h 48m
Air Canada
Deal found 6/7$962
This Air Canada deal was found by Cheapflights users on 6/8. 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 9/1512:10 pm
STL
-
KIX
2 stops38h 15m
Air Canada
Tue 9/226:00 pm
KIX
-
STL
2 stops38h 41m
Air Canada
Deal found 6/8$963
This Air Canada deal was found by Cheapflights users on 6/9. 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 9/712:10 pm
STL
-
NRT
1 stop37h 15m
Air Canada
Mon 9/285:25 pm
NRT
-
STL
1 stop16h 35m
Air Canada
Deal found 6/9$965
This Expedia deal was found by Cheapflights users on 6/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:40 pm
STL
-
NRT
2 stops34h 15m
Air Canada
Wed 12/96:45 pm
NRT
-
STL
2 stops32h 35m
Air Canada
Deal found 6/4$967
This Air Canada deal was found by Cheapflights users on 6/9. 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 8/312:40 pm
STL
-
KIX
1 stop35h 45m
Air Canada
Thu 9/106:00 pm
KIX
-
STL
2 stops38h 41m
Air Canada
Deal found 6/9$970
This Air Canada deal was found by Cheapflights users on 6/8. 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 10/284:15 pm
STL
-
NRT
2 stops34h 15m
Air Canada
Wed 11/116:15 pm
NRT
-
STL
2 stops36h 15m
Air Canada
Deal found 6/8$970
This Orbitz deal was found by Cheapflights users on 6/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:53 pm
STL
-
NRT
2 stops30h 57m
Air Canada
Wed 9/305:25 pm
NRT
-
STL
1 stop34h 35m
Air Canada
Deal found 6/8$972
This Air Canada deal was found by Cheapflights users on 6/8. 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 9/222:40 pm
STL
-
NRT
2 stops34h 15m
Air Canada
Wed 10/75:50 pm
NRT
-
STL
2 stops34h 10m
Air Canada
Deal found 6/8$973
This FlightHub deal was found by Cheapflights users on 6/5. 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.
Tue 9/228:55 am
STL
-
HND
2 stops35h 40m
Multiple Airlines
Wed 10/71:40 pm
HND
-
STL
2 stops20h 20m
Multiple Airlines
Deal found 6/5$995

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 June 9, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$957
(Air Canada)

One-way from

$456
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,383
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 ($254 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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 June 9, 2026.
Use the filters below to find and compare flights from Missouri to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Mon 8/31

2:40 pm-4:25 pm

1 stop35h 45m

Osaka Kansai Intl

Thu 9/10

6:00 pm-6:41 pm

2 stops38h 41m

$970

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 8/24

12:10 pm-3:25 pm

1 stop37h 15m

Tokyo Narita

Tue 9/8

5:50 pm-6:41 pm

1 stop38h 51m

$1,010

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 8/30

9:30 am-3:25 pm

1 stop15h 55m

Tokyo Haneda

Wed 9/2

5:15 pm-10:59 pm

1 stop19h 44m

$1,088

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 8/25

5:10 am-2:30 pm

1 stop19h 20m

Tokyo Narita

Fri 8/28

5:25 pm-11:38 pm

1 stop20h 13m

$1,088

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 8/19

7:00 am-4:15 pm

2 stops19h 15m

Tokyo Haneda

Wed 8/26

4:05 pm-11:26 pm

1 stop21h 21m

$1,093

St. LouisOkinawa

STL - OKA

STLOKA

Lambert-St Louis

Sun 8/30

6:36 am-10:30 pm

2 stops25h 54m

Okinawa Naha

Sun 9/6

10:50 am-6:05 pm

2 stops21h 15m

$1,146

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 9/16

10:29 am-4:15 pm

1 stop15h 46m

Tokyo Haneda

Thu 12/10

4:25 pm-8:49 pm

1 stop19h 24m

$1,173
Quickest round-trip

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 8/26

9:00 am-2:30 pm

1 stop15h 30m

Tokyo Narita

Sat 9/5

4:30 pm-4:34 pm

1 stop14h 04m

$1,188

SpringfieldTokyo

SGF - HND

SGFHND

Springfield-Branson

Mon 8/24

11:27 am-1:55 pm

2 stops36h 28m

Tokyo Haneda

Mon 9/7

10:05 am-9:29 pm

2 stops25h 24m

$1,193

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 8/16

9:30 am-3:25 pm

1 stop15h 55m

Tokyo Haneda

Mon 8/24

6:10 pm-11:40 pm

2 stops19h 30m

$1,193

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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, July is the cheapest month in which you can book a flight from Missouri to Japan (average of $97). Flying from Missouri to Japan in March is currently the most expensive (average of $1,834). 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.

How far ahead should I book a flight from Missouri to Japan?

The price you pay for your flight from Missouri to Japan may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 Delta fly from Missouri to Japan in about 15h 55m. The time it takes to get you to your destination can typically vary by up to 19h 50m. 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 Southwest. According to our data, you can fly for as low as $58. Users have also found prices from $79 and $240 on Southern / Mokulele and American 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, July is the cheapest month in which you can book a flight from Missouri to Japan (average of $97). Flying from Missouri to Japan in March is currently the most expensive (average of $1,834). 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

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Top 7 airlines flying from Missouri to Japan

Discover the top 7 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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$405Average$1,180FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$593Average$1,215FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$629Average$1,121FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$708Average$1,173FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$725Average$781FlexibilityNo cancel feeOn-time75%
ANACheapest$777Average$1,244FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$813Average$1,226FlexibilityNo cancel feeOn-time79%

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