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$407+ Cheap flights from St. Louis (STL) 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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FUK
dec. 26 — jan. 21
do 12/26
do 1/2
1 adult, Economy
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Cheap flight deals from St. Louis to Japan

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Japan (JP0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated december 21, 2024.

Round-trip from

$721
(Justfly.com)

One-way from

$407
(FlightHub)
From Lambert-St Louis to Japan
Search Deals
One-way flight from Lambert-St Louis to Japan
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Find flight deals from St. Louis to Japan

Cheapest flights from St. Louis to Japan
Explore the most affordable flight options available from St. Louis to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on december 21, 2024.

This United deal was found by Cheapflights users on 12/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 12/258:25 amSTL - FUK
2 stops33h 00mMultiple Airlines
vr 12/2712:35 pmFUK - STL
2 stops26h 53mMultiple Airlines
Deal found 12/21$1,037
This United deal was found by Cheapflights users on 12/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
zo 12/296:00 amSTL - NRT
1 stop18h 10mUnited Airlines
di 1/75:45 pmNRT - STL
2 stops33h 31mUnited Airlines
Deal found 12/21$1,093
This Air Canada deal was found by Cheapflights users on 12/21. 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.
zo 12/295:30 pmSTL - NRT
2 stops32h 00mAir Canada
di 1/76:45 pmNRT - STL
2 stops35h 21mAir Canada
Deal found 12/21$1,221
This Delta deal was found by Cheapflights users on 12/21. 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.
zo 12/296:29 amSTL - HND
1 stop20h 16mDelta
di 1/75:20 pmHND - STL
1 stop20h 54mDelta
Deal found 12/21$1,314
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 12/245:00 amSTL - HND
1 stop21h 45mUnited Airlines
do 12/264:25 pmHND - STL
1 stop23h 03mUnited Airlines
Deal found 12/20$1,349
This American Airlines deal was found by Cheapflights users on 12/20. 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.
di 12/245:21 amSTL - NRT
1 stop19h 09mAmerican Airlines
do 12/265:30 pmNRT - STL
1 stop17h 00mAmerican Airlines
Deal found 12/20$1,367
This Mytrip deal was found by Cheapflights users on 12/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 12/243:50 pmSTL - NRT
3 stops33h 40mMultiple Airlines
do 12/266:35 pmNRT - STL
3 stops35h 31mMultiple Airlines
Deal found 12/20$1,669
This Gurufare deal was found by Cheapflights users on 12/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 12/246:00 amSTL - FUK
2 stops22h 10mANA
do 12/262:20 pmFUK - STL
2 stops20h 37mANA
Deal found 12/20$1,772
This Justfly.com deal was found by Cheapflights users on 12/20. 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.
ma 12/235:30 pmSTL - HND
2 stops56h 10mAir Canada
ma 12/306:50 pmHND - STL
2 stops54h 57mAir Canada
Deal found 12/20$1,784
This Trip.com deal was found by Cheapflights users on 12/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 12/236:30 amSTL - HND
1 stop31h 35mJapan Airlines
ma 12/3010:50 amHND - STL
1 stop15h 22mJapan Airlines
Deal found 12/19$2,158
This Delta deal was found by Cheapflights users on 12/20. 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.
za 12/216:40 pmSTL - NRT
2 stops35h 25mDelta
di 1/78:40 pmNRT - STL
2 stops41h 34mDelta
Deal found 12/20$2,294
This Gurufare deal was found by Cheapflights users on 12/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
zo 12/296:25 amSTL - HND
1 stop20h 20mANA
za 1/410:50 amHND - STL
1 stop20h 57mANA
Deal found 12/20$2,395

Find flights from St. Louis to Japan within your budget

Customize your flight search to find flights from St. Louis 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 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisOkinawa

STL - OKA

STLOKA

Lambert-St Louis

za 1/18

6:30 am-9:40 am

2 stops36h 10m

Okinawa Naha

vr 1/31

9:20 pm-8:02 pm

2 stops37h 42m

$724

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

ma 3/31

8:40 am-2:00 pm

1 stop39h 20m

Tokyo Narita

ma 5/12

4:30 pm-9:52 pm

1 stop19h 22m

$748

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

ma 3/31

1:00 pm-3:25 pm

1 stop36h 25m

Tokyo Haneda

ma 5/12

6:25 pm-11:57 pm

2 stops19h 32m

$751

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

ma 1/20

6:30 am-5:45 pm

1 stop20h 15m

Tokyo Haneda

ma 1/27

6:20 pm-8:02 pm

1 stop16h 42m

$753

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

zo 1/19

6:15 am-3:10 pm

1 stop17h 55m

Tokyo Narita

zo 1/26

5:45 pm-2:37 pm

1 stop35h 52m

$761

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

zo 2/16

5:45 am-2:55 pm

1 stop18h 10m

Tokyo Haneda

ma 2/24

10:50 am-11:25 am

1 stop15h 35m

$762

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

ma 1/13

6:03 am-5:30 pm

1 stop20h 27m

Tokyo Haneda

wo 1/29

10:50 am-11:23 am

1 stop15h 33m

$781

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

zo 2/16

5:00 pm-3:20 pm

2 stops31h 20m

Tokyo Haneda

ma 2/24

5:35 pm-12:38 am

2 stops22h 03m

$788

St. LouisFukuoka

STL - FUK

STLFUK

Lambert-St Louis

di 2/4

5:40 am-7:05 pm

2 stops22h 25m

Fukuoka

di 2/11

7:05 am-2:07 pm

2 stops22h 02m

$788

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

di 1/28

6:03 am-4:40 pm

1 stop19h 37m

Tokyo Narita

ma 2/3

5:10 pm-11:03 pm

1 stop20h 53m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 48 results
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Best time to book a flight from St. Louis to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan from St. Louis 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.

Travel insights for flights from St. Louis to Japan

Get recent, data-driven insights about flights from St. Louis to Japan including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Japan?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Japan (average of $924). Flying from St. Louis to Japan in December is currently the most expensive (average of $1,687). 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 STL to JP?

Find hourly flight availability from St. Louis 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 21, 2024.

When flying from St. Louis to Japan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Japan by month

Plan your trip to Japan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

Temperature in Japan by month

Plan your trip to Japan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Japan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Japan. Reviews last updated december 21, 2024.
To help decide which airline to fly from St. Louis to Japan, see what other customers have to say about Japan Airlines, United Airlines and Qatar Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
842 reviews

Entertainment

7.9

Overall

8.4

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
842 reviews
ANA
8.4
Very good
842 reviews

Entertainment

7.9

Overall

8.4

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Japan Airlines
8.3
Very good
1,440 reviews
ANA
8.4
Very good
842 reviews

Entertainment

7.9

Overall

8.4

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Delta
8.0
Very good
8,597 reviews
ANA
8.4
Very good
842 reviews

Entertainment

7.9

Overall

8.4

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Qatar Airways
7.5
Good
3,787 reviews
ANA
8.4
Very good
842 reviews

Entertainment

7.9

Overall

8.4

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Cathay Pacific
7.5
Good
835 reviews
ANA
8.4
Very good
842 reviews

Entertainment

7.9

Overall

8.4

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

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

  • What airport do you fly from for flights from St. Louis to Japan?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Japan. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • What are the cheapest airlines to fly from St. Louis to Japan one-way?

    The cheapest airlines for a one-way flight from St. Louis to Japan are Japan Airlines ($407), Delta ($408), and ANA ($413).

  • What are the most popular routes from St. Louis to Japan?

    While some choose either Lambert-St Louis - Tokyo Haneda or Lambert-St Louis - Osaka Kansai Intl, Lambert-St Louis - Tokyo Narita is the most popular route from St. Louis to Japan.

  • Can I find deals for flights from St. Louis to Japan that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Japan?

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

  • Can I find deals for business class flights from St. Louis to Japan?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Japan?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Japan (average of $924). Flying from St. Louis to Japan in December is currently the most expensive (average of $1,687). 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 St. Louis to Japan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from St. Louis to Japan

Discover the top 6 airlines that operate flights from St. Louis 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 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$408Average$1,379FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$723Average$1,111FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$778Average$1,438FlexibilityNo cancel feeOn-time69%
DeltaCheapest$833Average$1,548FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$870Average$1,232FlexibilityNo cancel feeOn-time67%
ANACheapest$975Average$1,481FlexibilityNo cancel feeOn-time80%
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