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$824+ Cheap flights from Australia to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — STL
dic. 23 — dic. 301
lun. 12/23
lun. 12/30
1 adult, Economy
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Cheap flight deals from Australia to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Australia (AU0) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 18, 2024.

Round-trip from

$1,070
(Air Canada)

One-way from

$824
(Japan Airlines)
From Australia to Lambert-St Louis
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One-way flight from Australia to Lambert-St Louis
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Find flight deals from Australia to St. Louis

Best flights from Australia to St. Louis
Discover carefully curated flight deals from Australia to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 18, 2024.

This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/129:20 amSYD - STL
2 stops44h 56mAir Canada
sáb. 5/311:30 pmSTL - SYD
2 stops50h 50mAir Canada
Deal found 12/17$1,070
This United Airlines deal was found by Cheapflights users on 12/17. 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.
lun. 5/510:55 amMEL - STL
2 stops25h 52mUnited Airlines
lun. 5/266:00 pmSTL - MEL
1 stop23h 15mUnited Airlines
Deal found 12/17$1,289
This Qantas Airways deal was found by Cheapflights users on 12/17. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/3111:50 amSYD - STL
2 stops21h 30mMultiple Airlines
vie. 2/71:40 pmSTL - SYD
3 stops28h 45mMultiple Airlines
Deal found 12/17$1,912
This United Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/1210:20 amSYD - STL
1 stop27h 21mUnited Airlines
sáb. 5/316:00 pmSTL - SYD
1 stop21h 55mUnited Airlines
Deal found 12/18$1,350
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/58:30 pmMEL - STL
3 stops38h 13mAir Canada
lun. 5/264:05 pmSTL - MEL
3 stops52h 00mAir Canada
Deal found 12/17$1,787
This Gotogate deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/53:15 pmMEL - STL
2 stops56h 55mMultiple Airlines
lun. 5/269:40 amSTL - MEL
3 stops34h 25mMultiple Airlines
Deal found 12/17$2,835

Find flights from Australia to St. Louis within your budget

Customize your flight search to find flights from Australia to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

lun. 5/12

9:20 am-3:16 pm

2 stops44h 56m

Lambert-St Louis

sáb. 5/31

1:30 pm-7:20 am

2 stops50h 50m

$1,070

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

lun. 5/5

10:55 am-9:47 pm

2 stops25h 52m

Lambert-St Louis

lun. 5/26

6:00 pm-8:15 am

1 stop23h 15m

$1,289

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

lun. 5/12

10:20 am-10:41 pm

1 stop27h 21m

Lambert-St Louis

sáb. 5/31

6:00 pm-6:55 am

1 stop21h 55m

$1,350

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

lun. 5/5

8:30 pm-7:43 pm

3 stops38h 13m

Lambert-St Louis

lun. 5/26

4:05 pm-11:05 am

3 stops52h 00m

$1,787

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

vie. 1/31

11:50 am-4:20 pm

2 stops21h 30m

Lambert-St Louis

vie. 2/7

1:40 pm-11:25 am

3 stops28h 45m

$1,912

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

lun. 5/5

3:15 pm-9:10 am

2 stops56h 55m

Lambert-St Louis

lun. 5/26

9:40 am-11:05 am

3 stops34h 25m

$2,835

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

mié. 3/5

9:15 am-11:29 am

2 stops43h 14m

$824

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

jue. 3/6

11:50 am-8:54 pm

1 stop26h 04m

$831

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

mié. 3/5

8:30 am-7:29 pm

3 stops27h 59m

$1,106

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Best time to book a flight from Australia to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Australia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Australia to St. Louis

Get recent, data-driven insights about flights from Australia to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Australia to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Australia to St. Louis (average of $311). Flying from Australia to St. Louis in March is currently the most expensive (average of $356). 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.

What is the cheapest time of day to fly from AU to STL?

Find hourly flight availability from Australia to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 18, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to St. Louis as you normally would.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated diciembre 18, 2024.
To help decide which airline to fly from Australia to St. Louis, see what other customers have to say about Air Canada and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,443 reviews

Entertainment

7.8

Boarding

8.4

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Japan Airlines
8.3
Very good
1,443 reviews
Japan Airlines
8.3
Very good
1,443 reviews

Entertainment

7.8

Boarding

8.4

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

United Airlines
7.4
Good
9,059 reviews
Japan Airlines
8.3
Very good
1,443 reviews

Entertainment

7.8

Boarding

8.4

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Air Canada
7.0
Good
8,382 reviews
Japan Airlines
8.3
Very good
1,443 reviews

Entertainment

7.8

Boarding

8.4

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

Find useful and relevant information for your journey from Australia to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Australia?

    For a flight from Australia to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • What are the most popular routes from Australia to St. Louis?

    When deciding which route to take from Australia to St. Louis consider Sydney Kingsford Smith - Lambert-St Louis, Devonport - Lambert-St Louis or Launceston - Lambert-St Louis as they are the most popular.

  • Can I find deals for flights from Australia to St. Louis that include hotel bookings?

    Yes. In addition to deals on Australia to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Australia to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to St. Louis.

  • Can I find deals for business class flights from Australia to St. Louis?

    Yes. Cheapflights offers flight deals from Australia to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Australia to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Australia to St. Louis (average of $311). Flying from Australia to St. Louis in March is currently the most expensive (average of $356). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Australia to St. Louis

Discover the top airline that operate flights from Australia to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,050Average$1,776FlexibilityNo cancel feeOn-time71%
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