$638+ Cheap flights from Australia to Missouri
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — STL
Jun 6 — Jun 131
Round-trip
1 adult, Economy
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Cheapest flights from Australia to MissouriExplore the most affordable flight options available from Australia to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 7, 2026.
Explore the most affordable flight options available from Australia to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 7, 2026.
This United Airlines deal was found by Cheapflights users on 5/6. 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 5/209:30 am
SYD
- STL
2 stops26h 13m
United Airlines
Thu 5/287:23 pm
STL
- SYD
1 stop20h 32m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,084
This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 5/209:15 am
SYD
- STL
2 stops27h 23m
Delta
Thu 5/2810:49 am
STL
- SYD
2 stops29h 01m
Delta
Deal found 5/5![Delta logo]()
$1,087
This Delta deal was found by Cheapflights users on 5/3. 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 6/29:15 am
SYD
- STL
2 stops22h 31m
Delta
Tue 6/92:28 pm
STL
- SYD
2 stops25h 22m
Delta
Deal found 5/3![Delta logo]()
$1,207
This Air Canada deal was found by Cheapflights users on 5/6. 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.
Wed 5/209:20 am
SYD
- STL
2 stops26h 05m
Air Canada
Thu 5/281:05 pm
STL
- SYD
3 stops51h 15m
Air Canada
Deal found 5/6![Air Canada logo]()
$1,211
This United Airlines deal was found by Cheapflights users on 5/4. 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 5/1310:20 am
SYD
- STL
2 stops21h 37m
United Airlines
Sat 6/67:05 pm
STL
- SYD
2 stops44h 50m
United Airlines
Deal found 5/4![United Airlines logo]()
$1,223
This Air Canada deal was found by Cheapflights users on 5/5. 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 5/99:20 am
SYD
- MCI
2 stops40h 13m
Air Canada
Wed 5/1311:29 am
MCI
- SYD
2 stops28h 51m
Air Canada
Deal found 5/5![Air Canada logo]()
$1,224
This United Airlines deal was found by Cheapflights users on 5/3. 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 6/210:20 am
SYD
- STL
1 stop22h 57m
United Airlines
Tue 6/94:48 pm
STL
- SYD
2 stops23h 07m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,227
This Aunt Betty deal was found by Cheapflights users on 5/4. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1312:00 pm
SYD
- STL
1 stop22h 30m
Qantas Airways
Sat 6/67:21 pm
STL
- SYD
1 stop20h 34m
Qantas Airways
Deal found 5/4![Qantas Airways logo]()
$1,232
This American Airlines deal was found by Cheapflights users on 5/5. 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 5/209:10 am
SYD
- STL
1 stop29h 49m
American Airlines
Thu 5/286:35 am
STL
- SYD
1 stop33h 30m
American Airlines
Deal found 5/5![American Airlines logo]()
$1,235
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Mon 8/312:00 pm
SYD
- STL
1 stop19h 28m
American Airlines
Thu 8/276:00 am
STL
- SYD
1 stop34h 05m
American Airlines
Deal found 5/4![American Airlines logo]()
$1,242
This United Airlines deal was found by Cheapflights users on 5/3. 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 9/110:20 am
SYD
- MCI
2 stops28h 05m
United Airlines
Tue 9/153:30 pm
MCI
- SYD
1 stop24h 25m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,352
This United Airlines deal was found by Cheapflights users on 5/3. 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 9/710:55 am
MEL
- STL
2 stops23h 36m
United Airlines
Sun 9/271:27 pm
STL
- MEL
2 stops27h 48m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,443
Best flights from Australia to MissouriDiscover carefully curated flight deals from Australia to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 7, 2026.
Discover carefully curated flight deals from Australia to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 7, 2026.
This United Airlines deal was found by Cheapflights users on 5/6. 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 5/209:30 am
SYD
- STL
2 stops26h 13m
United Airlines
Thu 5/287:23 pm
STL
- SYD
1 stop20h 32m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,084
This Delta deal was found by Cheapflights users on 5/2. 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.
Wed 5/209:15 am
SYD
- STL
2 stops23h 31m
Delta
Thu 5/289:13 am
STL
- SYD
2 stops30h 37m
Delta
Deal found 5/2![Delta logo]()
$1,257
This Mytrip deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:20 am
SYD
- STL
2 stops53h 37m
Air Canada
Wed 6/178:40 am
STL
- SYD
2 stops31h 40m
Air Canada
Deal found 5/7![Air Canada logo]()
$1,261
This SmartFares deal was found by Cheapflights users on 5/5. 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 10/138:20 am
BNE
- MCI
2 stops23h 21m
Qantas Airways
Sun 10/255:26 pm
MCI
- BNE
2 stops24h 39m
Qantas Airways
Deal found 5/5![Qantas Airways logo]()
$1,459
This Qantas Airways deal was found by Cheapflights users on 5/4. 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 8/310:30 am
SYD
- STL
2 stops23h 01m
Multiple Airlines
Thu 8/273:35 pm
STL
- SYD
3 stops27h 55m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,774
This American Airlines deal was found by Cheapflights users on 5/3. 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 8/1512:00 pm
SYD
- SGF
1 stop23h 43m
American Airlines
Thu 12/102:16 pm
SGF
- SYD
1 stop23h 39m
American Airlines
Deal found 5/3![American Airlines logo]()
$1,919
This United Airlines deal was found by Cheapflights users on 5/3. 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 9/19:30 am
SYD
- MCI
2 stops28h 03m
United Airlines
Tue 9/1511:40 am
MCI
- SYD
2 stops28h 20m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,352
This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 8/269:15 am
SYD
- MCI
1 stop20h 35m
Delta
Wed 9/27:00 am
MCI
- SYD
1 stop32h 50m
Delta
Deal found 5/5![Delta logo]()
$1,444
This Air Canada deal was found by Cheapflights users on 5/6. 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.
Thu 6/46:00 am
MEL
- STL
3 stops29h 09m
Air Canada
Mon 6/82:15 pm
STL
- MEL
3 stops30h 20m
Air Canada
Deal found 5/6![Air Canada logo]()
$1,496
This United Airlines deal was found by Cheapflights users on 5/3. 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 9/710:55 am
MEL
- STL
2 stops23h 36m
United Airlines
Sun 9/271:27 pm
STL
- MEL
2 stops27h 48m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,443
This Qantas Airways deal was found by Cheapflights users on 5/3. 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 9/112:00 pm
SYD
- MCI
1 stop19h 29m
Qantas Airways
Tue 9/157:12 pm
MCI
- SYD
1 stop20h 43m
Qantas Airways
Deal found 5/3![Qantas Airways logo]()
$1,703
This China Eastern deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1811:15 am
BNE
- MCI
2 stops51h 34m
China Eastern
Thu 6/257:26 am
MCI
- BNE
2 stops34h 34m
China Eastern
Deal found 5/4![China Eastern logo]()
$3,481
This Qantas Airways deal was found by Cheapflights users on 5/3. 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 9/79:00 am
MEL
- STL
2 stops22h 41m
Multiple Airlines
Sun 9/274:29 pm
STL
- MEL
3 stops28h 11m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,817
This Jettzy deal was found by Cheapflights users on 5/5. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:30 pm
BNE
- MCI
2 stops36h 58m
Qantas Airways
Sun 8/307:17 pm
MCI
- BNE
2 stops24h 38m
Qantas Airways
Deal found 5/5![Qantas Airways logo]()
$1,843
This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 7/89:15 am
SYD
- STL
2 stops22h 31m
Delta
Mon 7/207:08 am
STL
- SYD
2 stops32h 42m
Delta
Deal found 5/5![Delta logo]()
$1,852
This Qantas Airways deal was found by Cheapflights users on 5/3. 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 8/159:10 am
SYD
- SGF
2 stops25h 03m
Multiple Airlines
Thu 12/1012:06 pm
SGF
- SYD
2 stops25h 19m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,856
This United Airlines deal was found by Cheapflights users on 5/5. 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 10/1310:30 am
BNE
- MCI
1 stop26h 48m
United Airlines
Sun 10/257:55 pm
MCI
- BNE
2 stops43h 35m
United Airlines
Deal found 5/5![United Airlines logo]()
$1,768
This Qantas Airways deal was found by Cheapflights users on 5/5. 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 8/12:00 pm
BNE
- MCI
3 stops33h 32m
Multiple Airlines
Sun 8/307:17 pm
MCI
- BNE
2 stops25h 38m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,882
This Delta deal was found by Cheapflights users on 5/5. 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 7/179:15 am
SYD
- MCI
1 stop29h 26m
Delta
Tue 7/213:55 pm
MCI
- SYD
1 stop23h 55m
Delta
Deal found 5/5![Delta logo]()
$2,003
This United Airlines deal was found by Cheapflights users on 5/6. 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 7/89:30 am
SYD
- STL
2 stops26h 56m
United Airlines
Mon 7/207:23 pm
STL
- SYD
1 stop20h 32m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,943
This Qantas Airways deal was found by Cheapflights users on 5/5. 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 11/36:30 am
LST
- STL
2 stops58h 12m
Qantas Airways
Sat 11/76:13 pm
STL
- LST
2 stops53h 22m
Qantas Airways
Deal found 5/5![Qantas Airways logo]()
$2,301
This Qantas Airways deal was found by Cheapflights users on 5/5. 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 7/179:10 am
SYD
- MCI
2 stops23h 18m
Multiple Airlines
Tue 7/212:30 pm
MCI
- SYD
3 stops28h 05m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$2,138
This United Airlines deal was found by Cheapflights users on 5/2. 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 6/1610:55 am
MEL
- STL
2 stops25h 15m
United Airlines
Tue 6/2311:10 am
STL
- MEL
2 stops30h 05m
United Airlines
Deal found 5/2![United Airlines logo]()
$1,969
This Qantas Airways deal was found by Cheapflights users on 5/6. 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 8/66:30 am
LST
- STL
2 stops31h 25m
Qantas Airways
Mon 8/105:11 pm
STL
- LST
2 stops35h 59m
Qantas Airways
Deal found 5/6![Qantas Airways logo]()
$2,323
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/2010:20 am
SYD
- MCI
2 stops25h 23m
United Airlines
Sat 6/276:41 pm
MCI
- SYD
2 stops45h 14m
United Airlines
Deal found 5/6![United Airlines logo]()
$2,022
This Air Canada deal was found by Cheapflights users on 5/3. 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 9/19:20 am
SYD
- MCI
2 stops21h 59m
Air Canada
Tue 9/159:50 am
MCI
- SYD
3 stops30h 30m
Air Canada
Deal found 5/3![Air Canada logo]()
$3,132
This Qantas Airways deal was found by Cheapflights users on 5/5. 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 8/136:50 am
CNS
- MCI
2 stops24h 39m
Qantas Airways
Mon 8/175:14 pm
MCI
- CNS
2 stops27h 36m
Qantas Airways
Deal found 5/5![Qantas Airways logo]()
$2,371
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/410:55 am
MEL
- STL
1 stop22h 22m
United Airlines
Mon 6/82:57 pm
STL
- MEL
2 stops26h 18m
United Airlines
Deal found 5/4![United Airlines logo]()
$2,072
This United Airlines deal was found by Cheapflights users on 5/6. 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 8/66:10 am
LST
- STL
2 stops27h 07m
United Airlines
Mon 8/106:01 am
STL
- LST
3 stops43h 04m
United Airlines
Deal found 5/6![United Airlines logo]()
$2,485
This United Airlines deal was found by Cheapflights users on 5/5. 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 11/36:20 am
LST
- STL
3 stops50h 18m
United Airlines
Sat 11/78:30 am
STL
- LST
2 stops37h 55m
United Airlines
Deal found 5/5![United Airlines logo]()
$2,516
Last-minute flights from Australia to MissouriDiscover last-minute flight deals from Australia to Missouri. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from Australia to Missouri. Data last updated May 7, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 5/5. 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 5/99:20 am
SYD
- MCI
2 stops40h 13m
Air Canada
Wed 5/1311:29 am
MCI
- SYD
2 stops28h 51m
Air Canada
Deal found 5/5![Air Canada logo]()
$1,224
This United Airlines deal was found by Cheapflights users on 5/4. 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 5/1310:20 am
SYD
- STL
2 stops21h 37m
United Airlines
Sat 6/67:05 pm
STL
- SYD
2 stops44h 50m
United Airlines
Deal found 5/4![United Airlines logo]()
$1,223
This Aunt Betty deal was found by Cheapflights users on 5/4. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1312:00 pm
SYD
- STL
1 stop22h 30m
Qantas Airways
Sat 6/67:21 pm
STL
- SYD
1 stop20h 34m
Qantas Airways
Deal found 5/4![Qantas Airways logo]()
$1,232
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/139:10 am
SYD
- STL
2 stops22h 31m
American Airlines
Sat 6/67:21 pm
STL
- SYD
1 stop20h 34m
American Airlines
Deal found 5/4![American Airlines logo]()
$1,242
This United Airlines deal was found by Cheapflights users on 5/6. 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 5/209:30 am
SYD
- STL
2 stops26h 13m
United Airlines
Thu 5/287:23 pm
STL
- SYD
1 stop20h 32m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,084
This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 5/209:15 am
SYD
- STL
2 stops27h 23m
Delta
Thu 5/2810:49 am
STL
- SYD
2 stops29h 01m
Delta
Deal found 5/5![Delta logo]()
$1,087
This Air Canada deal was found by Cheapflights users on 5/6. 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.
Wed 5/209:20 am
SYD
- STL
2 stops26h 05m
Air Canada
Thu 5/281:05 pm
STL
- SYD
3 stops51h 15m
Air Canada
Deal found 5/6![Air Canada logo]()
$1,211
This American Airlines deal was found by Cheapflights users on 5/5. 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 5/209:10 am
SYD
- STL
1 stop29h 49m
American Airlines
Thu 5/286:35 am
STL
- SYD
1 stop33h 30m
American Airlines
Deal found 5/5![American Airlines logo]()
$1,235
This Delta deal was found by Cheapflights users on 5/3. 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 6/29:15 am
SYD
- STL
2 stops22h 31m
Delta
Tue 6/92:28 pm
STL
- SYD
2 stops25h 22m
Delta
Deal found 5/3![Delta logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 5/3. 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 6/210:20 am
SYD
- STL
1 stop22h 57m
United Airlines
Tue 6/94:48 pm
STL
- SYD
2 stops23h 07m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,227
This Air Canada deal was found by Cheapflights users on 5/6. 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.
Thu 6/46:00 am
MEL
- STL
3 stops29h 09m
Air Canada
Mon 6/82:15 pm
STL
- MEL
3 stops30h 20m
Air Canada
Deal found 5/6![Air Canada logo]()
$1,496
This United Airlines deal was found by Cheapflights users on 5/2. 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 6/1610:55 am
MEL
- STL
1 stop22h 22m
United Airlines
Tue 6/237:23 pm
STL
- MEL
1 stop21h 52m
United Airlines
Deal found 5/2![United Airlines logo]()
$1,966
One-way flights from Australia to MissouriSearch for one-way flight options from Australia to Missouri. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
Search for one-way flight options from Australia to Missouri. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
This American Airlines deal was found by Cheapflights users on 5/7. 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.
Thu 7/309:10 am
SYD
- STL
2 stops25h 41m
American Airlines
Deal found 5/7![American Airlines logo]()
$638
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:15 am
SYD
- STL
2 stops29h 38m
Delta
Deal found 5/6![Delta logo]()
$639
This KAYAK deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:20 am
SYD
- STL
1 stop22h 57m
Air New Zealand
Deal found 5/7![Air New Zealand logo]()
$642
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 8/266:00 am
SYD
- MCI
3 stops45h 38m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$685
This Bravofly deal was found by Cheapflights users on 5/5. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:10 am
SYD
- STL
1 stop29h 46m
Qantas Airways
Deal found 5/5![Qantas Airways logo]()
$737
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Mon 6/19:10 am
SYD
- STL
1 stop29h 46m
American Airlines
Deal found 5/5![American Airlines logo]()
$739
This KAYAK deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:10 am
SYD
- STL
2 stops22h 18m
Qantas Airways
Deal found 5/4![Qantas Airways logo]()
$745
This Air Canada deal was found by Cheapflights users on 5/5. 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.
Fri 6/59:20 am
SYD
- STL
2 stops50h 37m
Air Canada
Deal found 5/5![Air Canada logo]()
$790
This American Airlines deal was found by Cheapflights users on 5/5. 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 6/69:10 am
SYD
- STL
2 stops38h 22m
American Airlines
Deal found 5/5![American Airlines logo]()
$805
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/28:45 pm
SYD
- STL
3 stops34h 52m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$844
This oojo deal was found by Cheapflights users on 5/5. 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.
Wed 8/2611:55 am
SYD
- MCI
2 stops25h 38m
Air New Zealand
Deal found 5/5![Air New Zealand logo]()
$1,035
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 7/178:45 pm
SYD
- MCI
3 stops55h 10m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,052
Find flight deals from Australia to Missouri
Keep the following information in mind while searching for Australia to Missouri flight deals. Data was last updated May 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,075 (American Airlines) |
One-way from | $638 (American Airlines) |
Popular in | April |
Cheapest in | September |
Average price | $1,338 |
Cheapflights Fare Finder
Customize your flight search to find flights from Australia to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from Australia to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SydneySt. Louis
SYD - STL
SYDSTL
Sydney Kingsford Smith
Wed 5/20
9:30 am-8:43 pm
2 stops26h 13m
Lambert-St Louis
Thu 5/28
7:23 pm-6:55 am
1 stop20h 32m
$1,084
SydneySt. Louis
SYD - STL
SYDSTL
Sydney Kingsford Smith
Wed 5/20
9:15 am-5:46 pm
2 stops23h 31m
Lambert-St Louis
Thu 5/28
9:13 am-6:50 am
2 stops30h 37m
$1,257
SydneySt. Louis
SYD - STL
SYDSTL
Sydney Kingsford Smith
Fri 6/12
9:20 am-11:57 pm
2 stops53h 37m
Lambert-St Louis
Wed 6/17
8:40 am-7:20 am
2 stops31h 40m
$1,261
SydneyKansas City
SYD - MCI
SYDMCI
Sydney Kingsford Smith
Tue 9/1
9:30 am-10:33 pm
2 stops28h 03m
Kansas City
Tue 9/15
11:40 am-7:00 am
2 stops28h 20m
$1,352
MelbourneSt. Louis
MEL - STL
MELSTL
Melbourne
Mon 9/7
10:55 am-7:31 pm
2 stops23h 36m
Lambert-St Louis
Sun 9/27
1:27 pm-8:15 am
2 stops27h 48m
$1,443
SydneyKansas City
SYD - MCI
SYDMCI
Sydney Kingsford Smith
Wed 8/26
9:15 am-2:50 pm
1 stop20h 35m
Kansas City
Wed 9/2
7:00 am-6:50 am
1 stop32h 50m
$1,444
BrisbaneKansas City
BNE - MCI
BNEMCI
Brisbane
Tue 10/13
8:20 am-4:41 pm
2 stops23h 21m
Kansas City
Sun 10/25
5:26 pm-9:05 am
2 stops24h 39m
$1,459
MelbourneSt. Louis
MEL - STL
MELSTL
Melbourne
Thu 6/4
6:00 am-8:09 pm
3 stops29h 09m
Lambert-St Louis
Mon 6/8
2:15 pm-11:35 am
3 stops30h 20m
$1,496
Quickest round-trip
SydneyKansas City
SYD - MCI
SYDMCI
Sydney Kingsford Smith
Tue 9/1
12:00 pm-4:29 pm
1 stop19h 29m
Kansas City
Tue 9/15
7:12 pm-6:55 am
1 stop20h 43m
$1,703
BrisbaneKansas City
BNE - MCI
BNEMCI
Brisbane
Tue 10/13
10:30 am-10:18 pm
1 stop26h 48m
Kansas City
Sun 10/25
7:55 pm-6:30 am
2 stops43h 35m
$1,768
Showing 1-10 of 52 resultsSorted by cheapest first
Best time to book a flight from Australia to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Australia with our price prediction graph.
SYD-MCI
SYD-STL
MEL-STL
BNE-MCI
SYD-SGF
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 Australia to Missouri
AU0-USMO
SYD-MCI
SYD-STL
MEL-STL
BNE-MCI
What is the cheapest month to book a flight from Australia to Missouri?
Currently, May is the cheapest month in which you can book a flight from Australia to Missouri (average of $533). Flying from Australia to Missouri in April is currently the most expensive (average of $1,096). 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.
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated May 7, 2026.
Read reviews from past customers who have flown United Airlines from Australia to Missouri. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Comfort
7.3
Food
6.6
Entertainment
7.1
Overall
7.4
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Comfort
7.3
Food
6.6
Entertainment
7.1
Overall
7.4
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from Australia to Missouri. 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 Australia to Missouri
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Missouri by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Australia to Missouri by cabin class
Find flights from Australia to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Australia and Missouri flights
Browse other Australia and Missouri flight options. Last updated on May 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Missouri
Find the right flight back to Australia after your stay in Missouri
Australia to Missouri flights
Consider these flights traveling from Australia to Missouri.
Top airline flying from Australia to Missouri
Discover the top airline that operate flights from Australia to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$822 | Average$1,483 | FlexibilityNo cancel fee | On-time69% |