$552+ Cheap flights from St. Louis (STL) to Japan
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FUK
Nov 13 — Nov 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from St. Louis to Japan with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Japan
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to JapanExplore 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 October 14, 2026.
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 October 14, 2026.
This SmartFares deal was found by Cheapflights users on 10/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:50 am -
1 stop15h 55m
Wed 12/1610:25 am -
1 stop16h 57m
Deal found 10/12![ANA logo]()
$852
This Air Canada deal was found by Cheapflights users on 10/13. 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 11/106:50 pm -
2 stops54h 40m
Tue 11/176:45 pm -
2 stops30h 47m
Deal found 10/13![Air Canada logo]()
$860
This FlightHub deal was found by Cheapflights users on 10/12. 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 11/301:08 pm -
1 stop37h 37m
Tue 12/156:20 pm -
1 stop14h 56m
Deal found 10/12![ANA logo]()
$862
This United Airlines deal was found by Cheapflights users on 10/12. 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 12/15:50 pm -
2 stops31h 05m
Wed 12/166:00 pm -
1 stop15h 16m
Deal found 10/12![United Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 10/11. 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.
Mon 11/306:00 pm -
1 stop32h 45m
Tue 12/155:20 pm -
1 stop21h 45m
Deal found 10/11![Delta logo]()
$865
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Mon 11/306:50 pm -
1 stop29h 25m
Tue 12/155:05 pm -
1 stop15h 00m
Deal found 10/12![United Airlines logo]()
$865
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 12/17:18 pm -
2 stops35h 07m
Wed 12/162:00 pm -
2 stops22h 28m
Deal found 10/12![Delta logo]()
$875
This SmartFares deal was found by Cheapflights users on 10/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:53 am -
1 stop19h 17m
Thu 12/1010:25 am -
1 stop21h 40m
Deal found 10/9![ANA logo]()
$887
This FlightHub deal was found by Cheapflights users on 10/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:30 am -
1 stop22h 40m
Tue 12/86:20 pm -
1 stop14h 56m
Deal found 10/9![ANA logo]()
$891
This SmartFares deal was found by Cheapflights users on 10/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:08 pm -
1 stop37h 37m
Thu 12/106:20 pm -
1 stop14h 56m
Deal found 10/9![ANA logo]()
$892
This FlightHub deal was found by Cheapflights users on 10/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:30 am -
1 stop16h 30m
Fri 12/115:05 pm -
1 stop16h 11m
Deal found 10/9![ANA logo]()
$892
This SmartFares deal was found by Cheapflights users on 10/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:30 am -
1 stop16h 30m
Thu 12/105:05 pm -
1 stop34h 17m
Deal found 10/9![ANA logo]()
$893
Best flights from St. Louis to JapanDiscover carefully curated flight deals from St. Louis to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
Discover carefully curated flight deals from St. Louis to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
This United Airlines deal was found by Cheapflights users on 10/12. 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 12/15:50 pm -
2 stops31h 05m
Wed 12/166:00 pm -
1 stop15h 16m
Deal found 10/12![United Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 10/11. 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.
Mon 11/306:00 pm -
1 stop32h 45m
Tue 12/155:20 pm -
1 stop21h 45m
Deal found 10/11![Delta logo]()
$865
This American Airlines deal was found by Cheapflights users on 10/13. 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.
Fri 11/275:00 am -
2 stops23h 50m
Fri 12/412:45 pm -
2 stops22h 42m
Deal found 10/13![American Airlines logo]()
$954
This Expedia deal was found by Cheapflights users on 10/12. 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.
Thu 11/266:00 am -
2 stops47h 45m
Thu 12/312:45 pm -
2 stops38h 37m
Deal found 10/12![ANA logo]()
$966
This FlightHub deal was found by Cheapflights users on 10/13. 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 10/201:06 pm -
2 stops27h 34m
Tue 10/277:05 pm -
2 stops42h 54m
Deal found 10/13![Cathay Pacific logo]()
$1,171
This FlightHub deal was found by Cheapflights users on 10/13. 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 10/206:04 am -
1 stop22h 41m
Tue 10/277:25 am -
2 stops30h 21m
Deal found 10/13![Japan Airlines logo]()
$1,176
This Cathay Pacific deal was found by Cheapflights users on 10/11. 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.
Thu 10/226:04 am -
3 stops42h 46m
Thu 11/59:25 am -
2 stops29h 08m
Deal found 10/11![Multiple Airlines logo]()
$1,185
This United Airlines deal was found by Cheapflights users on 10/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:50 pm -
2 stops29h 15m
Thu 12/105:30 pm -
2 stops18h 27m
Deal found 10/9![United Airlines logo]()
$899
This Delta deal was found by Cheapflights users on 10/10. 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.
Mon 10/197:20 pm -
2 stops27h 45m
Fri 10/305:20 pm -
2 stops20h 34m
Deal found 10/10![Delta logo]()
$934
This Expedia deal was found by Cheapflights users on 10/13. 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.
Fri 11/277:30 am -
2 stops23h 20m
Fri 12/46:45 am -
2 stops20h 37m
Deal found 10/13![ANA logo]()
$973
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Mon 10/195:10 am -
2 stops19h 05m
Fri 10/305:15 pm -
1 stop18h 45m
Deal found 10/13![United Airlines logo]()
$934
This Ovago deal was found by Cheapflights users on 10/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:15 am -
2 stops22h 45m
Fri 12/47:00 am -
2 stops25h 05m
Deal found 10/13![ANA logo]()
$998
This Qatar Airways deal was found by Cheapflights users on 10/12. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:02 am -
3 stops60h 18m
Thu 12/37:15 pm -
3 stops38h 34m
Deal found 10/12![Qatar Airways logo]()
$2,205
This United Airlines deal was found by Cheapflights users on 10/12. 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 11/265:00 am -
1 stop21h 45m
Thu 12/34:25 pm -
1 stop20h 50m
Deal found 10/12![United Airlines logo]()
$945
This American Airlines deal was found by Cheapflights users on 10/10. 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.
Tue 11/246:00 am -
2 stops25h 35m
Tue 12/112:10 pm -
2 stops23h 07m
Deal found 10/10![American Airlines logo]()
$1,203
This Cathay Pacific deal was found by Cheapflights users on 10/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:10 am -
2 stops40h 05m
Fri 11/132:15 pm -
2 stops45h 27m
Deal found 10/9![Multiple Airlines logo]()
$1,209
This Cathay Pacific deal was found by Cheapflights users on 10/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:26 am -
2 stops45h 54m
Sun 12/136:10 pm -
2 stops44h 49m
Deal found 10/9![Cathay Pacific logo]()
$1,252
This United Airlines deal was found by Cheapflights users on 10/12. 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 11/265:00 am -
2 stops20h 45m
Thu 12/36:35 pm -
2 stops32h 47m
Deal found 10/12![United Airlines logo]()
$952
This Delta deal was found by Cheapflights users on 10/13. 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.
Tue 11/176:00 am -
1 stop17h 05m
Tue 12/15:20 pm -
2 stops21h 45m
Deal found 10/13![Delta logo]()
$1,186
This American Airlines deal was found by Cheapflights users on 10/13. 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.
Fri 11/276:00 am -
2 stops21h 20m
Fri 12/410:00 am -
2 stops25h 40m
Deal found 10/13![Multiple Airlines logo]()
$1,251
This Cathay Pacific deal was found by Cheapflights users on 10/13. 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.
Tue 11/177:26 am -
2 stops40h 59m
Tue 12/16:10 pm -
2 stops37h 30m
Deal found 10/13![Cathay Pacific logo]()
$1,255
This United Airlines deal was found by Cheapflights users on 10/12. 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 11/268:30 am -
2 stops41h 45m
Thu 12/31:40 pm -
2 stops19h 36m
Deal found 10/12![United Airlines logo]()
$956
This oojo deal was found by Cheapflights users on 10/10. 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.
Sat 11/711:23 am -
2 stops55h 17m
Sat 11/148:00 pm -
2 stops29h 53m
Deal found 10/10![Japan Airlines logo]()
$1,466
This Expedia deal was found by Cheapflights users on 10/10. 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.
Tue 11/2410:53 am -
2 stops39h 47m
Tue 12/16:25 pm -
2 stops38h 51m
Deal found 10/10![ANA logo]()
$1,216
This Delta deal was found by Cheapflights users on 10/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:13 am -
2 stops19h 32m
Sun 12/68:00 pm -
2 stops19h 46m
Deal found 10/9![Delta logo]()
$1,236
This Cathay Pacific deal was found by Cheapflights users on 10/12. 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.
Thu 11/266:00 am -
2 stops41h 50m
Thu 12/33:45 pm -
3 stops43h 42m
Deal found 10/12![Multiple Airlines logo]()
$1,276
This Cathay Pacific deal was found by Cheapflights users on 10/13. 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 11/307:26 am -
2 stops41h 04m
Mon 12/73:30 pm -
3 stops40h 10m
Deal found 10/13![Cathay Pacific logo]()
$1,278
This United Airlines deal was found by Cheapflights users on 10/11. 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 10/227:08 am -
1 stop17h 42m
Thu 11/56:35 pm -
1 stop18h 40m
Deal found 10/11![United Airlines logo]()
$975
This Cathay Pacific deal was found by Cheapflights users on 10/11. 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 11/307:26 am -
2 stops41h 04m
Tue 12/153:30 pm -
3 stops40h 10m
Deal found 10/11![Cathay Pacific logo]()
$1,280
This American Airlines deal was found by Cheapflights users on 10/10. 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.
Tue 11/108:29 am -
2 stops33h 51m
Tue 11/1710:00 am -
2 stops25h 42m
Deal found 10/10![Multiple Airlines logo]()
$1,288
Last-minute flights from St. Louis to JapanDiscover last-minute flight deals from St. Louis to Japan. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Japan. Data last updated October 14, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 10/13. 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 11/106:50 pm -
2 stops54h 40m
Tue 11/176:45 pm -
2 stops30h 47m
Deal found 10/13![Air Canada logo]()
$860
This FlightHub deal was found by Cheapflights users on 10/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:30 am -
1 stop22h 40m
Tue 12/86:20 pm -
1 stop14h 56m
Deal found 10/9![ANA logo]()
$891
This United Airlines deal was found by Cheapflights users on 10/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
1 stop18h 15m
Fri 12/46:00 pm -
1 stop15h 16m
Deal found 10/9![United Airlines logo]()
$894
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Sun 11/157:30 am -
1 stop16h 45m
Thu 12/35:15 pm -
1 stop20h 00m
Deal found 10/12![United Airlines logo]()
$895
This SmartFares deal was found by Cheapflights users on 10/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:53 am -
1 stop19h 17m
Thu 12/1010:25 am -
1 stop21h 40m
Deal found 10/9![ANA logo]()
$887
This FlightHub deal was found by Cheapflights users on 10/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:30 am -
1 stop16h 30m
Fri 12/115:05 pm -
1 stop16h 11m
Deal found 10/9![ANA logo]()
$892
This SmartFares deal was found by Cheapflights users on 10/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:30 am -
1 stop16h 30m
Thu 12/105:05 pm -
1 stop34h 17m
Deal found 10/9![ANA logo]()
$893
This Delta deal was found by Cheapflights users on 10/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:13 am -
1 stop17h 22m
Tue 12/84:25 pm -
1 stop22h 01m
Deal found 10/9![Delta logo]()
$895
This SmartFares deal was found by Cheapflights users on 10/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:08 pm -
1 stop37h 37m
Thu 12/106:20 pm -
1 stop14h 56m
Deal found 10/9![ANA logo]()
$892
This FlightHub deal was found by Cheapflights users on 10/12. 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 11/301:08 pm -
1 stop37h 37m
Tue 12/156:20 pm -
1 stop14h 56m
Deal found 10/12![ANA logo]()
$862
This Delta deal was found by Cheapflights users on 10/11. 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.
Mon 11/306:00 pm -
1 stop32h 45m
Tue 12/155:20 pm -
1 stop21h 45m
Deal found 10/11![Delta logo]()
$865
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Mon 11/306:50 pm -
1 stop29h 25m
Tue 12/155:05 pm -
1 stop15h 00m
Deal found 10/12![United Airlines logo]()
$865
One-way flights from St. Louis to JapanSearch for one-way flight options from St. Louis to Japan. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
Search for one-way flight options from St. Louis to Japan. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:26 pm -
3 stops55h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$552
This Expedia deal was found by Cheapflights users on 10/12. 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.
Fri 11/134:05 pm -
2 stops57h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Air Canada logo]()
$553
This Cathay Pacific deal was found by Cheapflights users on 10/14. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/167:23 am -
2 stops41h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Multiple Airlines logo]()
$561
This Cathay Pacific deal was found by Cheapflights users on 10/10. 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.
Wed 4/76:20 am -
2 stops43h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$561
This Cathay Pacific deal was found by Cheapflights users on 10/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/56:01 am -
2 stops42h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$575
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:59 pm -
2 stops56h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$587
This Cathay Pacific deal was found by Cheapflights users on 10/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1511:31 am -
2 stops43h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Cathay Pacific logo]()
$605
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:34 pm -
3 stops48h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$610
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/81:28 pm -
2 stops38h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$619
This SmartFares deal was found by Cheapflights users on 10/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am -
1 stop24h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![ANA logo]()
$624
This SmartFares deal was found by Cheapflights users on 10/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:30 am -
1 stop16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![ANA logo]()
$624
This Delta deal was found by Cheapflights users on 10/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2810:20 am -
2 stops57h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Delta logo]()
$626
Find flight deals from St. Louis to Japan
Keep the following information in mind while searching for St. Louis to Japan flight deals. Data was last updated October 14, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $760 (Justfly.com) |
One-way from | $552 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,249 |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated October 14, 2026.
Use the filters below to find and compare flights from St. Louis to Japan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Sun 11/8
4:26 pm-3:05 pm
3 stops55h 39m
Tokyo Narita
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$552
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Fri 11/13
4:05 pm-4:30 pm
2 stops57h 25m
Tokyo Narita
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$553
St. LouisSapporo
STL Lambert-St Louis - CTS Sapporo Chitose
STLCTS
Lambert-St Louis
Tue 3/16
7:23 am-2:50 pm
2 stops41h 27m
Sapporo Chitose
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$561
St. LouisFukuoka
STL Lambert-St Louis - FUK Fukuoka
STLFUK
Lambert-St Louis
Wed 4/7
6:20 am-3:30 pm
2 stops43h 10m
Fukuoka
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$561
St. LouisFukuoka
STL Lambert-St Louis - FUK Fukuoka
STLFUK
Lambert-St Louis
Tue 1/5
6:01 am-3:15 pm
2 stops42h 14m
Fukuoka
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$575
St. LouisTokyo
STL Lambert-St Louis - HND Tokyo Haneda
STLHND
Lambert-St Louis
Fri 11/13
7:59 pm-7:15 pm
2 stops56h 16m
Tokyo Haneda
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$587
St. LouisTokyo
STL Lambert-St Louis - HND Tokyo Haneda
STLHND
Lambert-St Louis
Sun 11/8
1:28 pm-7:15 pm
2 stops38h 47m
Tokyo Haneda
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$619
St. LouisTokyo
STL Lambert-St Louis - HND Tokyo Haneda
STLHND
Lambert-St Louis
Sun 11/8
6:00 am-9:10 pm
1 stop24h 10m
Tokyo Haneda
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$624
Quickest round-trip
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Sun 11/8
7:30 am-3:00 pm
1 stop16h 30m
Tokyo Narita
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$624
St. LouisOkinawa
STL Lambert-St Louis - OKA Okinawa Naha
STLOKA
Lambert-St Louis
Sat 11/28
10:20 am-11:00 am
2 stops57h 40m
Okinawa Naha
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$626
Showing 1-10 of 60 resultsSorted by cheapest first
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.
STL-NRT
STL-HND
STL-OKA
STL-KIX
STL-CTS
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 St. Louis to Japan
STL-JP0
STL-NRT
STL-HND
STL-OKA
STL-KIX
What is the cheapest month to book a flight from St. Louis to Japan?
Currently, February is the cheapest month in which you can book a flight from St. Louis to Japan (average of $835). Flying from St. Louis to Japan in June is currently the most expensive (average of $1,441). 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 St. Louis to Japan?
The price you pay for your flight from St. Louis to Japan may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 October 14, 2026.
Read through reviews of airlines operating flights from St. Louis to Japan, such as Japan Airlines,ANA, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Food
7.7
Crew
8.7
Comfort
8.2
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Food
7.7
Crew
8.7
Comfort
8.2
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Food
7.7
Crew
8.7
Comfort
8.2
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Food
7.7
Crew
8.7
Comfort
8.2
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Food
7.7
Crew
8.7
Comfort
8.2
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Food
7.7
Crew
8.7
Comfort
8.2
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for St. Louis to Japan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Japan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from St. Louis to Japan by cabin class
Find flights from St. Louis to Japan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Japan flights
Browse other St. Louis and Japan flight options. Last updated on October 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
St. Louis to Japan flights
Consider these flights traveling from St. Louis to Japan.
Fly to Japan regions
Consider these flights traveling to Japan regions.
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 7,457,451 searches. Data last updated October 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$667 | Average$1,171 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$697 | Average$1,262 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$697 | Average$1,305 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$739 | Average$1,301 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$785 | Average$1,240 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$846 | Average$1,280 | FlexibilityNo cancel fee | On-time79% |