$692+ Cheap flights from Missouri to Sydney (SYD)
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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SYD
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Missouri to Sydney 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
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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 Missouri to Sydney
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Cheapest flights from Missouri to SydneyExplore the most affordable flight options available from Missouri to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Missouri to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This FlightHub deal was found by Cheapflights users on 10/26. 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 11/282:48 pm -
1 stop23h 07m
Mon 12/75:50 pm -
2 stops37h 28m
Deal found 10/26![Qantas Airways logo]()
$1,040
This FlightHub deal was found by Cheapflights users on 10/29. 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 12/85:17 pm -
1 stop20h 38m
Sun 12/207:15 pm -
2 stops38h 09m
Deal found 10/29![Qantas Airways logo]()
$1,105
This oojo deal was found by Cheapflights users on 10/26. 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.
Thu 12/105:17 pm -
2 stops28h 33m
Thu 12/172:05 pm -
1 stop19h 19m
Deal found 10/26![Qantas Airways logo]()
$1,123
This American Airlines deal was found by Cheapflights users on 10/25. 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 stop31h 25m
Tue 12/111:10 am -
2 stops26h 07m
Deal found 10/25![American Airlines logo]()
$1,201
This Air Canada deal was found by Cheapflights users on 10/25. 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.
Sun 11/85:45 am -
2 stops34h 50m
Thu 11/1211:20 am -
3 stops47h 10m
Deal found 10/25![Air Canada logo]()
$1,235
This KAYAK deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:21 am -
1 stop27h 34m
Tue 12/111:10 am -
1 stop29h 48m
Deal found 10/25![Qantas Airways logo]()
$1,243
This Air Canada deal was found by Cheapflights users on 10/25. 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.
Sat 11/74:05 pm -
2 stops48h 30m
Wed 11/1111:20 am -
2 stops26h 39m
Deal found 10/25![Air Canada logo]()
$1,279
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/24:39 pm -
2 stops23h 26m
Mon 11/911:20 am -
2 stops23h 45m
Deal found 10/28![United Airlines logo]()
$1,338
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/14:39 pm -
2 stops23h 41m
Sun 11/1511:20 am -
2 stops23h 45m
Deal found 10/27![United Airlines logo]()
$1,388
This Qantas Airways deal was found by Cheapflights users on 10/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:48 pm -
1 stop23h 07m
Mon 12/710:25 am -
3 stops26h 29m
Deal found 10/26![Multiple Airlines logo]()
$1,391
This oojo deal was found by Cheapflights users on 10/26. 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.
Fri 10/302:55 pm -
2 stops25h 40m
Thu 11/57:25 pm -
2 stops43h 23m
Deal found 10/26![Air New Zealand logo]()
$1,455
This oojo deal was found by Cheapflights users on 10/25. 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 11/236:28 am -
2 stops33h 07m
Mon 11/3011:50 am -
1 stop27h 25m
Deal found 10/25![Air New Zealand logo]()
$1,464
Best flights from Missouri to SydneyDiscover carefully curated flight deals from Missouri to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Missouri to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This FlightHub deal was found by Cheapflights users on 10/25. 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 2/18:50 am -
2 stops31h 45m
Mon 2/1511:20 am -
2 stops50h 23m
Deal found 10/25![Air Canada logo]()
$1,086
This Qantas Airways deal was found by Cheapflights users on 10/28. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/296:00 pm -
2 stops24h 05m
Sat 5/1510:20 am -
2 stops22h 01m
Deal found 10/28![Multiple Airlines logo]()
$1,273
This Qantas Airways deal was found by Cheapflights users on 10/28. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/145:21 pm -
2 stops24h 44m
Wed 2/247:20 am -
2 stops24h 01m
Deal found 10/28![Qantas Airways logo]()
$1,373
This oojo deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am -
2 stops45h 50m
Sat 12/127:25 pm -
2 stops39h 43m
Deal found 10/29![Air New Zealand logo]()
$1,518
This United Airlines deal was found by Cheapflights users on 10/30. 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 2/113:17 pm -
2 stops24h 48m
Thu 2/259:20 am -
1 stop21h 58m
Deal found 10/30![United Airlines logo]()
$1,548
This Qantas Airways deal was found by Cheapflights users on 10/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:48 pm -
1 stop23h 07m
Mon 12/710:25 am -
3 stops26h 29m
Deal found 10/26![Multiple Airlines logo]()
$1,391
This Globehunters deal was found by Cheapflights users on 10/29. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/15:07 pm -
1 stop20h 48m
Mon 2/152:05 pm -
1 stop19h 22m
Deal found 10/29![Qantas Airways logo]()
$1,416
This United Airlines deal was found by Cheapflights users on 10/28. 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 1/233:12 pm -
2 stops24h 53m
Sat 1/309:20 am -
1 stop22h 00m
Deal found 10/28![United Airlines logo]()
$1,548
This Qantas Airways deal was found by Cheapflights users on 10/28. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:00 pm -
2 stops24h 05m
Mon 2/12:05 pm -
1 stop20h 04m
Deal found 10/28![Qantas Airways logo]()
$1,480
This Qantas Airways deal was found by Cheapflights users on 10/29. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:00 pm -
2 stops24h 05m
Mon 2/111:15 am -
2 stops22h 54m
Deal found 10/29![Multiple Airlines logo]()
$1,485
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/246:03 pm -
1 stop22h 17m
Sun 11/2911:50 am -
1 stop27h 25m
Deal found 10/25![United Airlines logo]()
$1,575
This Qantas Airways deal was found by Cheapflights users on 10/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/236:58 pm -
2 stops23h 07m
Mon 3/15:45 pm -
2 stops36h 54m
Deal found 10/26![Qantas Airways logo]()
$1,516
This Cathay Pacific deal was found by Cheapflights users on 10/30. 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 2/117:35 am -
2 stops33h 00m
Thu 2/258:45 am -
2 stops32h 06m
Deal found 10/30![Multiple Airlines logo]()
$1,523
This United Airlines deal was found by Cheapflights users on 10/26. 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 2/258:40 am -
1 stop31h 40m
Thu 3/411:50 am -
2 stops24h 40m
Deal found 10/26![United Airlines logo]()
$1,583
This Qantas Airways deal was found by Cheapflights users on 10/29. 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 Qantas Airways is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Mon 2/12:38 pm -
3 stops27h 27m
Mon 2/157:20 am -
2 stops24h 01m
Deal found 10/29![Multiple Airlines logo]()
$1,528
This oojo deal was found by Cheapflights users on 10/27. 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.
Fri 1/296:01 am -
1 stop33h 59m
Sat 5/159:10 am -
1 stop29h 49m
Deal found 10/27![Qantas Airways logo]()
$1,592
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/105:19 pm -
2 stops22h 46m
Thu 12/1711:20 am -
2 stops21h 47m
Deal found 10/26![United Airlines logo]()
$1,703
This Qantas Airways deal was found by Cheapflights users on 10/29. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/92:54 pm -
1 stop23h 01m
Thu 11/127:00 am -
2 stops28h 16m
Deal found 10/29![Qantas Airways logo]()
$1,831
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/1211:25 am -
2 stops28h 40m
Sat 12/1911:20 am -
2 stops27h 12m
Deal found 10/28![United Airlines logo]()
$2,553
This Qantas Airways deal was found by Cheapflights users on 10/28. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/122:42 pm -
3 stops26h 38m
Sat 12/1911:05 am -
3 stops26h 53m
Deal found 10/28![Multiple Airlines logo]()
$2,827
This United Airlines deal was found by Cheapflights users on 10/26. 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 3/24:50 pm -
1 stop21h 10m
Tue 3/911:50 am -
2 stops28h 21m
Deal found 10/26![United Airlines logo]()
$7,972
This United Airlines deal was found by Cheapflights users on 10/26. 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 3/21:35 pm -
2 stops24h 25m
Tue 3/99:15 am -
1 stop20h 47m
Deal found 10/26![United Airlines logo]()
$8,008
Last-minute flights from Missouri to SydneyDiscover last-minute flight deals from Missouri to Sydney. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Sydney. Data last updated October 30, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 10/26. 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.
Fri 10/302:55 pm -
2 stops25h 40m
Thu 11/57:25 pm -
2 stops43h 23m
Deal found 10/26![Air New Zealand logo]()
$1,455
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/17:05 pm -
1 stop21h 15m
Sun 11/1511:50 am -
1 stop23h 15m
Deal found 10/27![United Airlines logo]()
$1,388
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/26:15 am -
1 stop31h 45m
Mon 11/911:50 am -
1 stop27h 25m
Deal found 10/28![United Airlines logo]()
$1,338
This Air Canada deal was found by Cheapflights users on 10/25. 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.
Sat 11/74:05 pm -
2 stops48h 30m
Wed 11/1111:20 am -
2 stops26h 39m
Deal found 10/25![Air Canada logo]()
$1,279
This Air Canada deal was found by Cheapflights users on 10/25. 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.
Sun 11/85:45 am -
2 stops34h 50m
Thu 11/1211:20 am -
3 stops47h 10m
Deal found 10/25![Air Canada logo]()
$1,235
This oojo deal was found by Cheapflights users on 10/25. 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 11/236:28 am -
2 stops33h 07m
Mon 11/3011:50 am -
1 stop27h 25m
Deal found 10/25![Air New Zealand logo]()
$1,464
This American Airlines deal was found by Cheapflights users on 10/25. 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 stop31h 25m
Tue 12/111:10 am -
2 stops26h 07m
Deal found 10/25![American Airlines logo]()
$1,201
This KAYAK deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:21 am -
1 stop27h 34m
Tue 12/111:10 am -
1 stop29h 48m
Deal found 10/25![Qantas Airways logo]()
$1,243
This FlightHub deal was found by Cheapflights users on 10/26. 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 11/282:48 pm -
1 stop23h 07m
Mon 12/75:50 pm -
2 stops37h 28m
Deal found 10/26![Qantas Airways logo]()
$1,040
This Qantas Airways deal was found by Cheapflights users on 10/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:48 pm -
1 stop23h 07m
Mon 12/710:25 am -
3 stops26h 29m
Deal found 10/26![Multiple Airlines logo]()
$1,391
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2810:16 am -
1 stop27h 39m
Mon 12/72:05 pm -
1 stop24h 58m
Deal found 10/26![American Airlines logo]()
$1,495
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/286:28 am -
1 stop31h 32m
Mon 12/79:15 am -
1 stop19h 33m
Deal found 10/27![United Airlines logo]()
$1,498
One-way flights from Missouri to SydneySearch for one-way flight options from Missouri to Sydney. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Missouri to Sydney. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Qantas Airways deal was found by Cheapflights users on 10/29. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:42 pm -
3 stops26h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$692
This Qantas Airways deal was found by Cheapflights users on 10/29. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/15:07 pm -
2 stops24h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Qantas Airways logo]()
$696
This Expedia deal was found by Cheapflights users on 10/26. 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.
Mon 3/82:24 pm -
1 stop23h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Qantas Airways logo]()
$720
This Qantas Airways deal was found by Cheapflights users on 10/25. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/12:38 pm -
3 stops27h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$728
This Qantas Airways deal was found by Cheapflights users on 10/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/82:35 pm -
2 stops25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$740
This oojo deal was found by Cheapflights users on 10/29. 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 12/74:36 pm -
2 stops23h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Qantas Airways logo]()
$749
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/94:50 pm -
1 stop21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![United Airlines logo]()
$768
This United Airlines deal was found by Cheapflights users on 10/27. 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 2/13:05 pm -
1 stop22h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$768
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/93:22 pm -
2 stops24h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$943
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 12/141:25 pm -
3 stops52h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$1,154
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 12/95:29 am -
3 stops31h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$1,225
This oojo deal was found by Cheapflights users on 10/25. 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.
Tue 1/52:50 pm -
2 stops27h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Qantas Airways logo]()
$1,228
Find flight deals from Missouri to Sydney
Keep the following information in mind while searching for Missouri to Sydney flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $973 (oojo) |
One-way from | $692 (Qantas Airways) |
Popular in | December |
Cheapest in | March |
Average price | $1,656 |
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri to Sydney 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 30, 2026.
Use the filters below to find and compare flights from Missouri to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpringfieldSydney
SGF Springfield-Branson - SYD Sydney Kingsford Smith
SGFSYD
Springfield-Branson
Mon 12/7
2:42 pm-10:20 am
3 stops26h 38m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$692
Kansas CitySydney
MCI Kansas City - SYD Sydney Kingsford Smith
MCISYD
Kansas City
Mon 2/1
5:07 pm-11:05 am
2 stops24h 58m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$696
Kansas CitySydney
MCI Kansas City - SYD Sydney Kingsford Smith
MCISYD
Kansas City
Mon 2/1
2:38 pm-11:05 am
3 stops27h 27m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$728
St. LouisSydney
STL Lambert-St Louis - SYD Sydney Kingsford Smith
STLSYD
Lambert-St Louis
Mon 3/8
2:35 pm-9:00 am
2 stops25h 25m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$740
Quickest round-trip
SpringfieldSydney
SGF Springfield-Branson - SYD Sydney Kingsford Smith
SGFSYD
Springfield-Branson
Wed 12/9
4:50 pm-7:00 am
1 stop21h 10m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$768
Kansas CitySydney
MCI Kansas City - SYD Sydney Kingsford Smith
MCISYD
Kansas City
Mon 2/1
3:05 pm-7:00 am
1 stop22h 55m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$768
Kansas CitySydney
MCI Kansas City - SYD Sydney Kingsford Smith
MCISYD
Kansas City
Mon 2/1
8:50 am-9:35 am
2 stops31h 45m
Sydney Kingsford Smith
Mon 2/15
11:20 am-8:43 pm
2 stops50h 23m
$1,086
St. LouisSydney
STL Lambert-St Louis - SYD Sydney Kingsford Smith
STLSYD
Lambert-St Louis
Tue 1/5
2:50 pm-11:05 am
2 stops27h 15m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,228
SpringfieldSydney
SGF Springfield-Branson - SYD Sydney Kingsford Smith
SGFSYD
Springfield-Branson
Mon 12/14
12:31 pm-9:00 am
2 stops27h 29m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,262
St. LouisSydney
STL Lambert-St Louis - SYD Sydney Kingsford Smith
STLSYD
Lambert-St Louis
Fri 1/29
6:00 pm-11:05 am
2 stops24h 05m
Sydney Kingsford Smith
Sat 5/15
10:20 am-5:21 pm
2 stops22h 01m
$1,273
Showing 1-10 of 34 resultsSorted by cheapest first
Best time to book a flight from Missouri to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Missouri with our price prediction graph.
SGF-SYD
MCI-SYD
STL-SYD
JLN-SYD
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 Missouri to Sydney
USMO-SYD
SGF-SYD
MCI-SYD
STL-SYD
JLN-SYD
What is the cheapest month to book a flight from Missouri to Sydney?
Currently, July is the cheapest month in which you can book a flight from Missouri to Sydney (average of $1,284). Flying from Missouri to Sydney in December is currently the most expensive (average of $1,724). 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 much does it cost to fly round-trip from Missouri to Sydney?
Airfare is below average for this route at the moment.
Missouri to Sydney flights typically cost between $1,374 and $1,867 in March.The cheapest round-trip price found within the last 5 days was $1,120 on Air Canada (Mar 8-Mar 20).
Related info for your journey
Find useful and relevant information for your journey from Missouri to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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Complete your trip
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Search flights from Missouri to Sydney by cabin class
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Missouri and Sydney flights
Browse other Missouri and Sydney flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sydney
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Missouri to Sydney flights
Consider these flights traveling from Missouri to Sydney.
Top 4 airlines flying from Missouri to Sydney
Discover the top 4 airlines that operate flights from Missouri to Sydney. 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 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$917 | Average$1,306 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,057 | Average$1,323 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,077 | Average$1,527 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,161 | Average$1,485 | FlexibilityNo cancel fee | On-time69% |