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St. Louis

$520+ Cheap flights from Japan to St. Louis (STL)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — STL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Japan to St. Louis

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

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$1,200
(Delta)

One-way from

$520
(Delta)

Popular in

March

Cheapest in

January

Average price

$1,517
Provider with most accurate pricing for Tokyo (TYO)-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Tokyo (TYO)-Lambert-St Louis flights.
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From Japan to Lambert-St Louis
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One-way flight from Japan to Lambert-St Louis
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Highest demand for flights based on searches. 31% potential increase in price ($529 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Japan to St. Louis

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

This Delta deal was found by Cheapflights users on 4/17. 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.
Sat 7/124:25 pmHND - STL
1 stop31h 04mDelta
Fri 7/187:05 pmSTL - HND
2 stops28h 00mDelta
Deal found 4/17$1,200
This Orbitz deal was found by Cheapflights users on 4/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/107:55 pmOKA - STL
2 stops35h 23mMultiple Airlines
Sat 6/217:20 amSTL - OKA
2 stops36h 50mMultiple Airlines
Deal found 4/15$1,268
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Thu 8/73:50 pmHND - STL
2 stops32h 50mUnited Airlines
Thu 8/1410:15 amSTL - HND
2 stops39h 00mUnited Airlines
Deal found 4/17$1,465
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:15 amOKA - STL
2 stops51h 49mEVA Air
Sun 6/86:18 pmSTL - OKA
2 stops24h 57mEVA Air
Deal found 4/16$1,577
This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3112:15 pmOKA - STL
2 stops21h 14mAmerican Airlines
Sat 6/76:28 amSTL - OKA
2 stops22h 07mAmerican Airlines
Deal found 4/16$1,704
This Air Canada deal was found by Cheapflights users on 4/17. 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 5/146:10 pmHND - STL
1 stop32h 26mAir Canada
Wed 5/216:30 amSTL - HND
2 stops19h 20mAir Canada
Deal found 4/17$1,766
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Wed 5/147:45 pmHND - STL
1 stop17h 19mJapan Airlines
Wed 5/216:52 amSTL - HND
1 stop17h 28mJapan Airlines
Deal found 4/17$1,893
This United Airlines deal was found by Cheapflights users on 4/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/101:10 pmOKA - STL
3 stops40h 20mUnited Airlines
Sat 6/216:10 amSTL - OKA
2 stops50h 25mUnited Airlines
Deal found 4/15$2,060
This United Airlines deal was found by Cheapflights users on 4/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1911:40 amFUK - STL
2 stops25h 05mUnited Airlines
Sat 8/25:41 pmSTL - FUK
2 stops33h 54mUnited Airlines
Deal found 4/16$2,395
This British Airways deal was found by Cheapflights users on 4/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1412:20 amHND - STL
2 stops33h 15mBritish Airways
Fri 6/201:21 pmSTL - HND
2 stops27h 39mBritish Airways
Deal found 4/16$2,649
This Trip.com deal was found by Cheapflights users on 4/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1412:30 amHND - STL
1 stop36h 29mMultiple Airlines
Fri 6/206:28 amSTL - HND
1 stop24h 32mMultiple Airlines
Deal found 4/16$3,446
This Gurufare deal was found by Cheapflights users on 4/17. 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.
Wed 8/62:00 amHND - STL
2 stops35h 01mKorean Air
Thu 8/149:00 amSTL - HND
2 stops23h 50mKorean Air
Deal found 4/17$3,661

Cheapflights Fare Finder

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

Fly from

Japan

Fly to

St. Louis

Route

Depart

Return

Price

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Sat 7/12

4:25 pm-9:29 am

1 stop31h 04m

Lambert-St Louis

Fri 7/18

7:05 pm-1:05 pm

2 stops28h 00m

$1,200

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Tue 6/10

7:55 pm-5:18 pm

2 stops35h 23m

Lambert-St Louis

Sat 6/21

7:20 am-10:10 am

2 stops36h 50m

$1,268

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Thu 8/7

3:50 pm-10:40 am

2 stops32h 50m

Lambert-St Louis

Thu 8/14

10:15 am-3:15 pm

2 stops39h 00m

$1,465

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Sun 6/1

10:15 am-12:04 am

2 stops51h 49m

Lambert-St Louis

Sun 6/8

6:18 pm-9:15 am

2 stops24h 57m

$1,577

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Sat 5/31

12:15 pm-7:29 pm

2 stops21h 14m

Lambert-St Louis

Sat 6/7

6:28 am-6:35 pm

2 stops22h 07m

$1,704

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Wed 5/14

6:10 pm-12:36 pm

1 stop32h 26m

Lambert-St Louis

Wed 5/21

6:30 am-3:50 pm

2 stops19h 20m

$1,766

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Wed 5/14

7:45 pm-11:04 pm

1 stop17h 19m

Lambert-St Louis

Wed 5/21

6:52 am-2:20 pm

1 stop17h 28m

$1,893

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Tue 6/10

1:10 pm-3:30 pm

3 stops40h 20m

Lambert-St Louis

Sat 6/21

6:10 am-10:35 pm

2 stops50h 25m

$2,060

FukuokaSt. Louis

FUK - STL

FUKSTL

Fukuoka

Sat 7/19

11:40 am-10:45 pm

2 stops25h 05m

Lambert-St Louis

Sat 8/2

5:41 pm-5:35 pm

2 stops33h 54m

$2,395

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Sat 6/14

12:20 am-7:35 pm

2 stops33h 15m

Lambert-St Louis

Fri 6/20

1:21 pm-7:00 am

2 stops27h 39m

$2,649

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 20 results
1
2

Best time to book a flight from Japan to St. Louis

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

What is the cheapest time of day to fly from JP to STL?

Find hourly flight availability from Japan to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Japan to St. Louis, 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 St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July 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 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated April 17, 2025.
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,064 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,443 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very good
438 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Delta
8.0
Very good
7,916 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from Japan to St. Louis. 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 into for flights to St. Louis from Japan?

    If you book a flight to St. Louis from Japan, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

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

    The cheapest airlines for a one-way flight from Japan to St. Louis are Delta ($520), United Airlines ($536), and Japan Airlines ($1,474).

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

    The most popular route from Japan to St. Louis is Tokyo Haneda - Lambert-St Louis. You may also consider Okinawa Naha - Lambert-St Louis or Fukuoka - Lambert-St Louis.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Japan to St. Louis (average of $311). Flying from Japan to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Japan?

Book flights to Japan if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Top 3 airlines flying from Japan to St. Louis

Discover the top 3 airlines that operate flights from Japan to St. Louis. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$637Average$985FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$787Average$1,104FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$1,148Average$1,555FlexibilityNo cancel feeOn-time79%

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