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St. Louis

$598+ 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — STL
Jun 18 — Jun 251
Thu 6/18
Thu 6/25
1 adult, Economy
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Cheap 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 May 19, 2026.

This Delta deal was found by Cheapflights users on 5/17. 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.
Thu 6/44:05 pm
HND
-
STL
2 stops22h 25m
Delta
Thu 6/1110:20 am
STL
-
HND
1 stop15h 55m
Delta
Deal found 5/17$1,281
This Justfly.com deal was found by Cheapflights users on 5/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:55 pm
OKA
-
STL
2 stops33h 49m
Multiple Airlines
Tue 11/37:00 am
STL
-
OKA
2 stops45h 10m
Multiple Airlines
Deal found 5/19$1,364
This KAYAK deal was found by Cheapflights users on 5/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:20 pm
OKA
-
STL
2 stops24h 36m
Japan Airlines
Tue 7/216:37 am
STL
-
OKA
2 stops25h 53m
Japan Airlines
Deal found 5/19$1,436
This EVA Air deal was found by Cheapflights users on 5/18. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:55 pm
OKA
-
STL
2 stops30h 15m
Multiple Airlines
Tue 7/217:56 pm
STL
-
OKA
2 stops23h 19m
Multiple Airlines
Deal found 5/18$1,482
This EVA Air deal was found by Cheapflights users on 5/17. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:55 pm
OKA
-
STL
2 stops37h 15m
Multiple Airlines
Sat 7/42:25 pm
STL
-
OKA
2 stops28h 50m
Multiple Airlines
Deal found 5/17$1,523
This China Airlines deal was found by Cheapflights users on 5/17. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1611:55 am
OKA
-
STL
2 stops36h 45m
Multiple Airlines
Thu 7/27:56 pm
STL
-
OKA
2 stops33h 49m
Multiple Airlines
Deal found 5/17$1,534
This Delta deal was found by Cheapflights users on 5/18. 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.
Fri 8/284:05 pm
HND
-
STL
1 stop21h 21m
Delta
Mon 8/317:20 am
STL
-
HND
1 stop16h 55m
Delta
Deal found 5/18$1,611
This United Airlines deal was found by Cheapflights users on 5/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:50 pm
HND
-
STL
1 stop16h 49m
United Airlines
Mon 8/315:30 pm
STL
-
HND
1 stop31h 55m
United Airlines
Deal found 5/14$1,618
This Delta deal was found by Cheapflights users on 5/18. 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.
Thu 7/24:05 pm
HND
-
STL
2 stops20h 13m
Delta
Thu 7/96:00 am
STL
-
HND
2 stops20h 15m
Delta
Deal found 5/18$1,675
This Gotogate deal was found by Cheapflights users on 5/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:05 pm
HND
-
STL
2 stops32h 06m
Air Canada
Mon 6/152:15 pm
STL
-
HND
1 stop35h 25m
Air Canada
Deal found 5/15$1,774
This Delta deal was found by Cheapflights users on 5/17. 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 8/14:05 pm
HND
-
STL
1 stop30h 41m
Delta
Mon 8/107:35 pm
STL
-
HND
2 stops28h 25m
Delta
Deal found 5/17$1,832
This Cathay Pacific deal was found by Cheapflights users on 5/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:30 pm
FUK
-
STL
2 stops44h 59m
Cathay Pacific
Thu 11/267:00 am
STL
-
FUK
2 stops39h 00m
Cathay Pacific
Deal found 5/18$1,860

Find 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 May 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,281
(Delta)

One-way from

$598
(Delta)
Provider with most accurate pricing for Tokyo (TYO)-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tokyo (TYO)-Lambert-St Louis flights.
Search Deals
From Japan to Lambert-St Louis
Search Deals
One-way flight from Japan to Lambert-St Louis
Search Deals

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 May 19, 2026.
Use the filters below to find and compare flights from Japan to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Tue 10/13

7:55 pm-3:44 pm

2 stops33h 49m

Lambert-St Louis

Tue 11/3

7:00 am-7:10 pm

2 stops45h 10m

$1,364

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Thu 6/25

1:20 pm-11:56 pm

2 stops24h 36m

Lambert-St Louis

Tue 7/21

6:37 am-10:30 pm

2 stops25h 53m

$1,436

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Thu 6/25

7:55 pm-12:10 pm

2 stops30h 15m

Lambert-St Louis

Tue 7/21

7:56 pm-9:15 am

2 stops23h 19m

$1,482

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

Tue 6/16

11:55 am-10:40 am

2 stops36h 45m

Lambert-St Louis

Thu 7/2

7:56 pm-7:45 pm

2 stops33h 49m

$1,534

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Fri 8/28

4:35 pm-12:41 am

2 stops22h 06m

Lambert-St Louis

Mon 8/31

6:00 am-4:15 pm

2 stops20h 15m

$1,611

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Fri 9/18

4:05 pm-11:37 pm

2 stops21h 32m

Lambert-St Louis

Tue 9/22

7:05 pm-1:05 pm

2 stops28h 00m

$1,612

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Fri 8/28

3:50 pm-6:39 pm

1 stop16h 49m

Lambert-St Louis

Mon 8/31

4:40 pm-1:55 pm

2 stops31h 15m

$1,618
Quickest round-trip

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Thu 7/2

4:05 pm-4:46 pm

1 stop14h 41m

Lambert-St Louis

Thu 7/9

10:19 am-4:15 pm

1 stop15h 56m

$1,675
Cheapest one-way

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Mon 7/6

6:25 pm-9:31 am

1 stop29h 06m

$598
Quickest one-way

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

Wed 9/23

6:25 pm-8:31 pm

1 stop16h 06m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Showing 1-10 of 15 resultsSorted by cheapest first
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
No data available for this route at this time. Please check back soon.

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 May 19, 2026.
See what other customers who have flown with Japan Airlines from Japan to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,826 reviews

Overall

8.3

Crew

8.7

Comfort

8.2

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Makoto,May 2026

KIX - LAX

Everyone was so attentive and helpful. Food was tasty and the drink selection was great! I few economy but was treated like 1st class!
Japan Airlines
8.3
Very good
1,826 reviews
Japan Airlines
8.3
Very good
1,826 reviews

Overall

8.3

Crew

8.7

Comfort

8.2

Food

7.7

Boarding

8.4

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Makoto,May 2026

KIX - LAX

Everyone was so attentive and helpful. Food was tasty and the drink selection was great! I few economy but was treated like 1st class!

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.

  • How long is the flight from Japan to St. Louis?

    Delta can get you from Japan to St. Louis in just under 29h 04m. Your travel time can differ by up to . Japan and St. Louis are separated by a distance of 6383 mi.

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

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

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
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O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
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