$493+ 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FUK
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Japan with Cheapflights
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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
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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 21, 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 21, 2026.
This Justfly.com deal was found by Cheapflights users on 10/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:05 pm -
1 stop33h 35m
Sun 12/136:50 pm -
2 stops32h 32m
Deal found 10/21![Air Canada logo]()
$812
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Tue 12/86:55 pm -
2 stops30h 35m
Sun 12/136:15 pm -
2 stops19h 44m
Deal found 10/21![Air Canada logo]()
$818
This Air Canada deal was found by Cheapflights users on 10/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:34 pm -
2 stops31h 56m
Mon 11/236:45 pm -
2 stops32h 25m
Deal found 10/19![Air Canada logo]()
$822
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 12/110:21 am -
1 stop17h 04m
Tue 12/88:25 pm -
1 stop16h 55m
Deal found 10/20![American Airlines logo]()
$830
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:50 am -
1 stop15h 55m
Tue 12/156:20 pm -
1 stop14h 56m
Deal found 10/20![ANA logo]()
$836
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:50 am -
1 stop15h 55m
Tue 12/86:20 pm -
1 stop14h 56m
Deal found 10/17![ANA logo]()
$838
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 12/15:00 am -
1 stop19h 30m
Tue 12/155:30 pm -
1 stop17h 57m
Deal found 10/20![American Airlines logo]()
$840
This Justfly.com deal was found by Cheapflights users on 10/16. 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 Justfly.com 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 12/910:45 am -
1 stop18h 31m
Deal found 10/16![ANA logo]()
$846
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Tue 12/16:00 am -
1 stop18h 15m
Wed 12/95:15 pm -
1 stop20h 00m
Deal found 10/16![United Airlines logo]()
$849
This Justfly.com deal was found by Cheapflights users on 10/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:08 pm -
2 stops55h 52m
Mon 12/76:25 pm -
2 stops34h 51m
Deal found 10/16![ANA logo]()
$850
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Tue 12/110:50 am -
1 stop15h 55m
Tue 12/86:20 pm -
1 stop14h 56m
Deal found 10/16![United Airlines logo]()
$850
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 12/16:00 am -
1 stop18h 15m
Tue 12/84:55 pm -
1 stop16h 16m
Deal found 10/19![United Airlines logo]()
$850
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 21, 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 21, 2026.
This FlightHub deal was found by Cheapflights users on 10/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/61:17 pm -
2 stops40h 53m
Wed 2/105:20 pm -
2 stops33h 46m
Deal found 10/21![ANA logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 2/16:15 am -
1 stop18h 15m
Fri 2/126:00 pm -
1 stop15h 06m
Deal found 10/16![United Airlines logo]()
$835
This Delta deal was found by Cheapflights users on 10/17. 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.
Tue 12/16:00 am -
2 stops20h 45m
Tue 12/85:35 pm -
2 stops21h 30m
Deal found 10/17![Delta logo]()
$854
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Tue 12/16:00 am -
2 stops22h 05m
Tue 12/84:45 pm -
2 stops21h 49m
Deal found 10/17![Multiple Airlines logo]()
$857
This Booking.com deal was found by Cheapflights users on 10/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/66:45 pm -
3 stops33h 55m
Wed 2/1012:35 pm -
3 stops25h 45m
Deal found 10/21![Air Canada logo]()
$922
This oojo deal was found by Cheapflights users on 10/16. 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.
Mon 11/167:26 am -
2 stops20h 14m
Mon 11/309:10 pm -
2 stops34h 34m
Deal found 10/16![Japan Airlines logo]()
$1,176
This Cathay Pacific deal was found by Cheapflights users on 10/17. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1912:27 pm -
2 stops28h 23m
Tue 5/42:50 pm -
2 stops46h 14m
Deal found 10/17![Cathay Pacific logo]()
$1,202
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Mon 2/86:45 pm -
2 stops33h 10m
Fri 2/126:20 pm -
1 stop14h 46m
Deal found 10/18![United Airlines logo]()
$836
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:18 pm -
2 stops28h 47m
Wed 12/94:50 pm -
2 stops19h 38m
Deal found 10/16![Delta logo]()
$854
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Mon 2/17:29 am -
1 stop16h 31m
Fri 2/55:05 pm -
1 stop21h 15m
Deal found 10/20![United Airlines logo]()
$836
This Justfly.com deal was found by Cheapflights users on 10/20. 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.
Thu 2/410:45 am -
2 stops34h 55m
Sat 2/1312:30 pm -
2 stops20h 36m
Deal found 10/20![ANA logo]()
$924
This Delta deal was found by Cheapflights users on 10/18. 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.
Sat 11/145:30 pm -
1 stop29h 35m
Thu 12/105:20 pm -
1 stop15h 53m
Deal found 10/18![Delta logo]()
$895
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 2/16:45 pm -
2 stops31h 00m
Fri 2/56:35 pm -
2 stops37h 38m
Deal found 10/16![United Airlines logo]()
$843
This Delta deal was found by Cheapflights users on 10/19. 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.
Fri 12/410:14 am -
1 stop16h 31m
Fri 12/115:20 pm -
1 stop21h 45m
Deal found 10/19![Delta logo]()
$900
This Qatar Airways deal was found by Cheapflights users on 10/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/46:00 am -
3 stops59h 00m
Sat 3/136:00 pm -
3 stops40h 22m
Deal found 10/21![Qatar Airways logo]()
$2,200
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Mon 2/88:15 am -
2 stops43h 10m
Fri 2/122:15 pm -
2 stops18h 51m
Deal found 10/20![United Airlines logo]()
$845
This Delta deal was found by Cheapflights users on 10/19. 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.
Thu 12/36:00 am -
2 stops20h 45m
Thu 12/104:25 pm -
2 stops20h 13m
Deal found 10/19![Delta logo]()
$904
This Japan Airlines deal was found by Cheapflights users on 10/17. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/16:01 am -
1 stop22h 09m
Fri 2/56:50 am -
2 stops25h 28m
Deal found 10/17![Japan Airlines logo]()
$1,205
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Sat 2/135:34 pm -
2 stops38h 41m
Wed 2/172:20 pm -
2 stops21h 52m
Deal found 10/20![United Airlines logo]()
$846
This Cathay Pacific deal was found by Cheapflights users on 10/16. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1812:27 pm -
2 stops28h 23m
Tue 5/410:00 pm -
2 stops39h 04m
Deal found 10/16![Cathay Pacific logo]()
$1,252
This FlightHub deal was found by Cheapflights users on 10/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:30 am -
2 stops22h 55m
Wed 12/237:25 am -
2 stops18h 17m
Deal found 10/19![ANA logo]()
$1,142
This Cathay Pacific deal was found by Cheapflights users on 10/16. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/127:23 am -
2 stops38h 37m
Fri 3/194:35 pm -
2 stops43h 34m
Deal found 10/16![Multiple Airlines logo]()
$1,262
This Delta deal was found by Cheapflights users on 10/17. 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 2/1110:45 am -
1 stop16h 00m
Thu 2/184:50 pm -
1 stop21h 28m
Deal found 10/17![Delta logo]()
$908
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Tue 12/16:00 am -
1 stop18h 15m
Wed 12/95:15 pm -
1 stop20h 00m
Deal found 10/16![United Airlines logo]()
$849
This Cathay Pacific deal was found by Cheapflights users on 10/19. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1611:56 am -
2 stops42h 24m
Tue 3/232:25 pm -
2 stops46h 45m
Deal found 10/19![Cathay Pacific logo]()
$1,255
This Cathay Pacific deal was found by Cheapflights users on 10/17. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:00 am -
2 stops42h 15m
Mon 11/304:35 pm -
2 stops42h 15m
Deal found 10/17![Multiple Airlines logo]()
$1,332
This Expedia deal was found by Cheapflights users on 10/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:30 am -
2 stops47h 20m
Thu 12/107:45 am -
2 stops19h 37m
Deal found 10/19![ANA logo]()
$1,221
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Wed 12/28:02 am -
1 stop16h 13m
Wed 12/95:30 pm -
2 stops18h 53m
Deal found 10/18![United Airlines logo]()
$854
This Cathay Pacific deal was found by Cheapflights users on 10/16. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2011:56 am -
2 stops42h 24m
Wed 4/146:30 pm -
2 stops43h 14m
Deal found 10/16![Cathay Pacific logo]()
$1,305
This Cathay Pacific deal was found by Cheapflights users on 10/17. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:16 pm -
2 stops28h 54m
Wed 12/94:15 pm -
3 stops46h 44m
Deal found 10/17![Multiple Airlines logo]()
$1,416
Last-minute flights from St. Louis to JapanDiscover last-minute flight deals from St. Louis to Japan. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Japan. Data last updated October 21, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 10/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:05 pm -
2 stops33h 25m
Fri 11/206:45 pm -
2 stops30h 52m
Deal found 10/20![Air Canada logo]()
$859
This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
1 stop18h 00m
Thu 12/35:05 pm -
1 stop16h 11m
Deal found 10/16![ANA logo]()
$887
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/155:00 am -
1 stop19h 00m
Thu 12/106:00 pm -
1 stop16h 26m
Deal found 10/16![United Airlines logo]()
$889
This Air Canada deal was found by Cheapflights users on 10/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:34 pm -
2 stops31h 56m
Mon 11/236:45 pm -
2 stops32h 25m
Deal found 10/19![Air Canada logo]()
$822
This SmartFares deal was found by Cheapflights users on 10/19. 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 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
Fri 12/1110:25 am -
1 stop16h 57m
Deal found 10/19![ANA logo]()
$887
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Mon 11/238:00 am -
1 stop17h 50m
Wed 12/96:20 pm -
1 stop14h 56m
Deal found 10/20![United Airlines logo]()
$890
This SmartFares deal was found by Cheapflights users on 10/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:15 am -
1 stop18h 15m
Fri 12/115:05 pm -
1 stop16h 11m
Deal found 10/20![ANA logo]()
$878
This SmartFares deal was found by Cheapflights users on 10/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:30 am -
1 stop19h 15m
Fri 12/1110:25 am -
1 stop16h 57m
Deal found 10/20![ANA logo]()
$882
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 11/246:00 am -
1 stop18h 05m
Fri 12/116:00 pm -
1 stop17h 40m
Deal found 10/20![American Airlines logo]()
$883
This FlightHub deal was found by Cheapflights users on 10/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:30 am -
1 stop19h 15m
Wed 12/910:45 am -
1 stop18h 31m
Deal found 10/20![ANA logo]()
$886
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Wed 11/255:00 am -
1 stop19h 30m
Thu 12/105:30 pm -
1 stop15h 56m
Deal found 10/20![American Airlines logo]()
$885
This Justfly.com deal was found by Cheapflights users on 10/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:08 pm -
2 stops55h 52m
Mon 12/76:25 pm -
2 stops34h 51m
Deal found 10/16![ANA logo]()
$850
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 21, 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 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/207:02 pm -
2 stops28h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:20 pm -
2 stops34h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:20 pm -
2 stops34h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$539
This SmartFares deal was found by Cheapflights users on 10/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:02 am -
2 stops42h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/267:30 am -
1 stop16h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$553
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:15 pm -
3 stops51h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$560
This Cathay Pacific deal was found by Cheapflights users on 10/21. 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 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 10/21![Multiple Airlines logo]()
$561
This Cathay Pacific deal was found by Cheapflights users on 10/19. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:29 am -
2 stops41h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$561
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 pm -
3 stops54h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$561
This FlightHub deal was found by Cheapflights users on 10/17. 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 11/251:08 pm -
1 stop37h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![ANA logo]()
$564
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:05 pm -
3 stops53h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/207:02 pm -
2 stops35h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$579
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 21, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $761 (FlightHub) |
One-way from | $493 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
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 21, 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. LouisFukuoka
STL Lambert-St Louis - FUK Fukuoka
STLFUK
Lambert-St Louis
Wed 4/14
7:00 am-12:45 pm
2 stops39h 45m
Fukuoka
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$542
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Fri 11/27
7:05 pm-3:55 pm
2 stops29h 50m
Tokyo Narita
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$553
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Thu 11/26
7:05 pm-3:55 pm
2 stops29h 50m
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
Mon 10/26
7:29 am-3:15 pm
2 stops41h 46m
Fukuoka
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$561
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Thu 11/26
5:15 pm-3:05 pm
3 stops54h 50m
Tokyo Narita
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$561
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Thu 3/4
7:23 am-6:30 am
2 stops32h 07m
Tokyo Narita
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$561
St. LouisTokyo
STL Lambert-St Louis - NRT Tokyo Narita
STLNRT
Lambert-St Louis
Mon 11/30
6:05 pm-2:25 pm
3 stops53h 20m
Tokyo Narita
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$577
Quickest round-trip
St. LouisTokyo
STL Lambert-St Louis - HND Tokyo Haneda
STLHND
Lambert-St Louis
Tue 11/24
7:30 am-5:45 pm
1 stop19h 15m
Tokyo Haneda
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$592
St. LouisTokyo
STL Lambert-St Louis - HND Tokyo Haneda
STLHND
Lambert-St Louis
Tue 11/24
6:00 am-1:45 pm
2 stops40h 45m
Tokyo Haneda
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$603
Showing 1-10 of 59 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-HIJ
STL-NRT
STL-HND
STL-FUK
STL-KIX
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-HIJ
STL-NRT
STL-HND
STL-FUK
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 $869). Flying from St. Louis to Japan in December is currently the most expensive (average of $1,529). 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 65 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 21, 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.
Food
7.7
Overall
8.3
Entertainment
7.8
Crew
8.7
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Food
7.7
Overall
8.3
Entertainment
7.8
Crew
8.7
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Food
7.7
Overall
8.3
Entertainment
7.8
Crew
8.7
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Food
7.7
Overall
8.3
Entertainment
7.8
Crew
8.7
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Food
7.7
Overall
8.3
Entertainment
7.8
Crew
8.7
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Food
7.7
Overall
8.3
Entertainment
7.8
Crew
8.7
Comfort
8.2
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.
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Alternative routes for St. Louis to Japan
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Complete your trip
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St. Louis and Japan flights
Browse other St. Louis and Japan flight options. Last updated on October 21, 2026.
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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 7,457,451 searches. Data last updated October 21, 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$1,307 | 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$958 | Average$1,312 | FlexibilityNo cancel fee | On-time79% |