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St. Louis

$360+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — STL
feb. 19 — feb. 261
jue. 2/19
jue. 2/26
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 enero 20, 2026.

This Delta deal was found by Cheapflights users on 1/18. 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.
lun. 2/164:25 pm
HND
-
STL
1 stop19h 18m
Delta
lun. 2/236:40 pm
STL
-
HND
2 stops28h 25m
Delta
Deal found 1/18$615
This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/21:05 pm
HND
-
STL
2 stops18h 09m
American Airlines
lun. 2/166:18 pm
STL
-
HND
2 stops19h 47m
American Airlines
Deal found 1/19$624
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/164:50 pm
HND
-
STL
2 stops22h 09m
United Airlines
lun. 2/234:30 pm
STL
-
HND
2 stops33h 00m
United Airlines
Deal found 1/18$645
This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/55:20 pm
HND
-
STL
1 stop14h 25m
Delta
lun. 2/93:45 pm
STL
-
HND
1 stop31h 50m
Delta
Deal found 1/19$646
This American Airlines deal was found by Cheapflights users on 1/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/58:25 pm
HND
-
STL
2 stops17h 34m
American Airlines
lun. 2/95:04 pm
STL
-
HND
2 stops21h 01m
American Airlines
Deal found 1/17$790
This Gotogate deal was found by Cheapflights users on 1/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/126:00 pm
HND
-
STL
1 stop32h 06m
Multiple Airlines
mar. 6/167:30 am
STL
-
HND
2 stops22h 25m
Multiple Airlines
Deal found 1/17$1,067
This Mytrip deal was found by Cheapflights users on 1/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/56:00 pm
HND
-
STL
1 stop32h 06m
Air Canada
lun. 6/87:30 am
STL
-
HND
1 stop18h 10m
Air Canada
Deal found 1/18$1,087
This Mytrip deal was found by Cheapflights users on 1/20. 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.
vie. 6/56:00 pm
HND
-
STL
1 stop32h 06m
Air Canada
mar. 6/97:30 am
STL
-
HND
1 stop18h 10m
Air Canada
Deal found 1/20$1,089
This Cathay Pacific deal was found by Cheapflights users on 1/20. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/1710:05 am
HND
-
STL
2 stops46h 22m
Cathay Pacific
dom. 4/1912:11 pm
STL
-
HND
2 stops43h 24m
Cathay Pacific
Deal found 1/20$1,199
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/173:50 pm
HND
-
STL
2 stops32h 55m
United Airlines
dom. 4/196:30 am
STL
-
HND
1 stop18h 55m
United Airlines
Deal found 1/19$1,214
This Delta deal was found by Cheapflights users on 1/18. 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.
vie. 4/174:35 pm
HND
-
STL
2 stops21h 47m
Delta
dom. 4/195:59 pm
STL
-
HND
1 stop32h 16m
Delta
Deal found 1/18$1,237
This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/2911:45 am
OKA
-
STL
2 stops22h 44m
American Airlines
lun. 2/23:37 pm
STL
-
OKA
2 stops37h 38m
American Airlines
Deal found 1/19$1,435

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 enero 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$615
(Delta)

One-way from

$360
(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 enero 20, 2026.
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

lun. 2/16

4:25 pm-8:43 pm

1 stop19h 18m

Lambert-St Louis

lun. 2/23

6:40 pm-2:05 pm

2 stops28h 25m

$615

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

jue. 2/5

8:00 pm-8:37 pm

1 stop15h 37m

Lambert-St Louis

lun. 2/9

6:57 pm-3:20 pm

2 stops29h 23m

$646

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

lun. 2/2

8:00 pm-8:37 pm

1 stop15h 37m

Lambert-St Louis

lun. 2/16

6:00 am-2:35 pm

1 stop17h 35m

$646

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

jue. 2/5

8:25 pm-10:59 pm

2 stops17h 34m

Lambert-St Louis

lun. 2/9

5:04 pm-5:05 am

2 stops21h 01m

$790

TokyoSt. Louis

HND - STL

HNDSTL

Tokyo Haneda

vie. 6/12

6:00 pm-12:06 pm

1 stop32h 06m

Lambert-St Louis

mar. 6/16

7:30 am-6:55 pm

2 stops21h 25m

$1,078

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

vie. 2/20

1:45 pm-11:59 pm

2 stops25h 14m

Lambert-St Louis

vie. 3/13

9:35 am-10:40 pm

2 stops23h 05m

$1,517

FukuokaSt. Louis

FUK - STL

FUKSTL

Fukuoka

jue. 3/5

12:35 pm-9:07 pm

2 stops23h 32m

Lambert-St Louis

jue. 3/12

6:51 am-6:25 pm

2 stops21h 34m

$2,132

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

vie. 3/6

2:15 pm-9:42 pm

2 stops22h 27m

Lambert-St Louis

vie. 3/13

5:00 am-7:50 pm

2 stops48h 50m

$2,429

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

vie. 2/20

3:15 pm-11:59 pm

2 stops23h 44m

Lambert-St Louis

sáb. 3/7

6:38 am-10:10 am

2 stops36h 32m

$2,434

OkinawaSt. Louis

OKA - STL

OKASTL

Okinawa Naha

vie. 2/20

12:20 pm-10:59 pm

3 stops25h 39m

Lambert-St Louis

vie. 3/13

7:41 am-11:00 pm

3 stops25h 19m

$2,552

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 15 results
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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 enero 20, 2026.
See what other customers who have flown with United Airlines and Air Canada 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.
United Airlines
7.4
Good
9,183 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,183 reviews
United Airlines
7.4
Good
9,183 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Air Canada
7.1
Good
10,637 reviews
United Airlines
7.4
Good
9,183 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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, Japan Airlines, and United Airlines can get you from Japan to St. Louis in just under 19h 18m. Your travel time can differ by up to 5h 56m. Japan and St. Louis are separated by a distance of 6383 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

See more FAQs

Traveling to a place near St. Louis?

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

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Alternative routes for Japan to St. Louis

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

Discover the top airline 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 enero 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$753Average$1,150FlexibilityNo cancel feeOn-time69%

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