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Cheap flights from Australia to St. Louis (STL) from $680

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SYD — STL
May 12 — May 191
From?
To?
Sun 5/12
Sun 5/19
1 adult, Economy
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How far in advance should I book a flight from Australia to St. Louis?

To save up to 49% on this flight, we recommend booking at least 15 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Australia to St. Louis from $1,098 1-2 weeks out and tickets from $1,925 for flights departing within the next 72 hours.

What is the cheapest month to fly from Australia to St. Louis?

Flights from Australia to St. Louis lean towards being more expensive in December. Prices are generally better when you fly from Australia to St. Louis in February, with the cheapest ticket starting at $1,040.

When is the cheapest time to fly from Australia to St. Louis (AU - STL)?

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.

Cheap American Airlines flights from Australia to St. Louis

Explore cheap flight options specifically provided by American Airlines for the route between Australia and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
Check out some of the cheapest American Airlines flights we've come across from Australia to St. Louis. Make sure to double check the flight details before booking.
Wed 5/225:35 pmSYD - STL
2 stops35h 13mAmerican Airlines
Sun 5/262:43 pmSTL - SYD
1 stop24h 32mAmerican Airlines
Deal found 5/6$987
Wed 5/229:15 amSYD - STL
2 stops23h 07mAmerican Airlines
Sun 5/266:18 pmSTL - SYD
2 stops21h 47mAmerican Airlines
Deal found 5/6$1,018
Wed 5/299:15 pmMEL - STL
2 stops26h 47mAmerican Airlines
Sun 6/28:00 amSTL - MEL
2 stops30h 45mAmerican Airlines
Deal found 5/6$1,030
Mon 6/39:15 amSYD - STL
1 stop29h 02mAmerican Airlines
Mon 6/106:29 amSTL - SYD
1 stop33h 36mAmerican Airlines
Deal found 5/5$1,086
Mon 6/39:15 amSYD - STL
2 stops25h 15mAmerican Airlines
Mon 6/103:27 pmSTL - SYD
2 stops24h 38mAmerican Airlines
Deal found 5/5$1,087
Mon 6/39:15 amSYD - STL
1 stop29h 02mAmerican Airlines
Mon 6/103:27 pmSTL - SYD
2 stops24h 38mAmerican Airlines
Deal found 5/5$1,089
Thu 6/279:30 pmSYD - STL
2 stops26h 24mAmerican Airlines
Sat 6/296:29 amSTL - SYD
1 stop33h 36mAmerican Airlines
Deal found 5/7$1,468
Wed 6/265:35 pmSYD - STL
1 stop20h 23mAmerican Airlines
Fri 6/283:27 pmSTL - SYD
2 stops25h 43mAmerican Airlines
Deal found 5/7$1,650
Wed 5/299:15 pmMEL - STL
2 stops26h 47mAmerican Airlines
Sun 6/22:28 pmSTL - MEL
2 stops24h 17mAmerican Airlines
Deal found 5/5$1,954

Cheap Qantas Airways flights from Australia to St. Louis

Explore cheap flight options specifically provided by Qantas Airways for the route between Australia and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
Some of the best deals we've found on Qantas Airways flights traveling from Australia to St. Louis. Deals are refreshing constantly so come back soon for more options.
Wed 5/223:50 pmSYD - STL
1 stop18h 38mQantas Airways
Sun 5/267:20 pmSTL - SYD
1 stop19h 55mQantas Airways
Deal found 5/6$1,130
Thu 6/279:15 amSYD - STL
1 stop28h 43mQantas Airways
Sat 6/296:29 amSTL - SYD
1 stop33h 36mQantas Airways
Deal found 5/7$1,326
Wed 6/269:15 amSYD - STL
1 stop28h 43mQantas Airways
Fri 6/286:29 amSTL - SYD
1 stop34h 41mQantas Airways
Deal found 5/7$1,378
Wed 5/225:35 pmSYD - STL
1 stop20h 42mQantas Airways
Sun 5/266:02 pmSTL - SYD
1 stop23h 08mQantas Airways
Deal found 5/5$1,956

Cheap Australia to St. Louis flights in May & June 2024

Find cheap flight options from Australia to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Prices were last updated on May 7, 2024.
The lowest fares we've come across on flights traveling from Australia to St. Louis in May and June 2024. Check back soon for alternative fares.
Wed 5/225:35 pmSYD - STL
2 stops35h 13mAmerican Airlines
Sun 5/262:43 pmSTL - SYD
1 stop24h 32mAmerican Airlines
Deal found 5/6$987
Wed 5/229:15 amSYD - STL
2 stops23h 07mAmerican Airlines
Sun 5/266:18 pmSTL - SYD
2 stops21h 47mAmerican Airlines
Deal found 5/6$1,018
Wed 5/299:15 pmMEL - STL
2 stops26h 47mAmerican Airlines
Sun 6/28:00 amSTL - MEL
2 stops30h 45mAmerican Airlines
Deal found 5/6$1,030
Mon 6/39:15 amSYD - STL
1 stop29h 02mAmerican Airlines
Mon 6/106:29 amSTL - SYD
1 stop33h 36mAmerican Airlines
Deal found 5/5$1,086
Mon 6/39:15 amSYD - STL
2 stops25h 15mAmerican Airlines
Mon 6/103:27 pmSTL - SYD
2 stops24h 38mAmerican Airlines
Deal found 5/5$1,087
Mon 6/39:15 amSYD - STL
1 stop29h 02mAmerican Airlines
Mon 6/103:27 pmSTL - SYD
2 stops24h 38mAmerican Airlines
Deal found 5/5$1,089
Wed 5/223:50 pmSYD - STL
1 stop18h 38mQantas Airways
Sun 5/267:20 pmSTL - SYD
1 stop19h 55mQantas Airways
Deal found 5/6$1,130
Wed 5/298:00 pmMEL - STL
3 stops39h 01mAir Canada
Sun 6/29:50 amSTL - MEL
3 stops34h 45mAir Canada
Deal found 5/6$1,279
Wed 5/228:15 amSYD - STL
2 stops30h 02mJapan Airlines
Sun 5/267:01 amSTL - SYD
2 stops32h 09mJapan Airlines
Deal found 5/5$1,865

Australia to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Australia and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
The lowest fares we've come across on flights traveling from Australia to St. Louis in May and June 2024. Check back soon for alternative fares.
Wed 5/225:35 pmSYD - STL
2 stops35h 13mAmerican Airlines
Sun 5/262:43 pmSTL - SYD
1 stop24h 32mAmerican Airlines
Deal found 5/6$987
Wed 5/229:15 amSYD - STL
2 stops23h 07mAmerican Airlines
Sun 5/266:18 pmSTL - SYD
2 stops21h 47mAmerican Airlines
Deal found 5/6$1,018
Wed 5/299:15 pmMEL - STL
2 stops26h 47mAmerican Airlines
Sun 6/28:00 amSTL - MEL
2 stops30h 45mAmerican Airlines
Deal found 5/6$1,030
Mon 6/39:15 amSYD - STL
1 stop29h 02mAmerican Airlines
Mon 6/106:29 amSTL - SYD
1 stop33h 36mAmerican Airlines
Deal found 5/5$1,086
Mon 6/39:15 amSYD - STL
2 stops25h 15mAmerican Airlines
Mon 6/103:27 pmSTL - SYD
2 stops24h 38mAmerican Airlines
Deal found 5/5$1,087
Mon 6/39:15 amSYD - STL
1 stop29h 02mAmerican Airlines
Mon 6/103:27 pmSTL - SYD
2 stops24h 38mAmerican Airlines
Deal found 5/5$1,089
Wed 5/223:50 pmSYD - STL
1 stop18h 38mQantas Airways
Sun 5/267:20 pmSTL - SYD
1 stop19h 55mQantas Airways
Deal found 5/6$1,130
Wed 5/298:00 pmMEL - STL
3 stops39h 01mAir Canada
Sun 6/29:50 amSTL - MEL
3 stops34h 45mAir Canada
Deal found 5/6$1,279
Thu 11/146:10 amLST - STL
2 stops33h 50mQantas Airways
Mon 11/187:23 pmSTL - LST
2 stops47h 27mQantas Airways
Deal found 5/6$1,292

One-way flights to St. Louis from Australia

Search for one-way flight options from Australia to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
If you're seeking multiple options on one-way flights from Australia to St. Louis, be sure to check out these deals, which are updated often. Users needing a return flight from Australia to St. Louis should utilize the search form above.
Wed 9/189:10 amSYD - STL
1 stop21h 30mAmerican Airlines
Deal found 5/6$680
Tue 9/179:10 amSYD - STL
2 stops26h 57mAmerican Airlines
Deal found 5/6$683
Tue 9/173:50 pmSYD - STL
1 stop21h 34mAmerican Airlines
Deal found 5/6$686
Mon 9/169:10 amSYD - STL
2 stops26h 05mAmerican Airlines
Deal found 5/6$690
Thu 9/195:35 pmSYD - STL
2 stops30h 25mAmerican Airlines
Deal found 5/6$691
Tue 9/173:50 pmSYD - STL
1 stop21h 34mAmerican Airlines
Deal found 5/7$693
Wed 9/186:00 amMEL - STL
2 stops24h 40mAmerican Airlines
Deal found 5/6$797
Sun 9/158:15 amSYD - STL
2 stops41h 00mMultiple Airlines
Deal found 5/6$937
Mon 9/1610:20 amSYD - STL
1 stop29h 07mUnited Airlines
Deal found 5/6$1,203

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 2,749,864 searches. Data last updated May 7, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$987 - $1,895

Route

Depart

Return

Price

Sydney Kingsford SmithLambert-St Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 5/22

2 stops35h 13m

Lambert-St Louis

Sun 5/26

1 stop24h 32m

$987

Sydney Kingsford SmithLambert-St Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 5/22

2 stops23h 07m

Lambert-St Louis

Sun 5/26

2 stops21h 47m

$1,018

MelbourneLambert-St Louis

MEL - STL

MELSTL

Melbourne

Wed 5/29

2 stops26h 47m

Lambert-St Louis

Sun 6/2

2 stops30h 45m

$1,030

Sydney Kingsford SmithLambert-St Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 6/3

1 stop29h 02m

Lambert-St Louis

Mon 6/10

1 stop33h 36m

$1,086

Sydney Kingsford SmithLambert-St Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 5/22

1 stop18h 38m

Lambert-St Louis

Sun 5/26

1 stop19h 55m

$1,130

MelbourneLambert-St Louis

MEL - STL

MELSTL

Melbourne

Wed 5/29

3 stops39h 01m

Lambert-St Louis

Sun 6/2

3 stops34h 45m

$1,279

Sydney Kingsford SmithLambert-St Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 6/27

1 stop28h 43m

Lambert-St Louis

Sat 6/29

1 stop33h 36m

$1,326

Sydney Kingsford SmithLambert-St Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 6/26

2 stops29h 43m

Lambert-St Louis

Fri 6/28

2 stops31h 09m

$1,573

Sydney Kingsford SmithLambert-St Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 6/3

2 stops27h 20m

Lambert-St Louis

Mon 6/10

3 stops25h 00m

$1,895

Flights are sorted by cheapest first

Deals found on 5/6

No data available for this route at this time. Please check back soon.

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 May 7, 2024.
To help decide which airline to fly from Australia to St. Louis, see what other customers have to say about American Airlines, Qantas Airways and Air Canada. 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
1,478 reviews
Check prices

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Food

7.9

Entertainment

7.8

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

Japan Airlines
8.3
Very good
1,478 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Food

7.9

Entertainment

7.8

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

Emirates
8.1
Very good
3,995 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Food

7.9

Entertainment

7.8

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

Qantas Airways
7.7
Good
977 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Food

7.9

Entertainment

7.8

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

United Airlines
7.4
Good
11,073 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Food

7.9

Entertainment

7.8

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

American Airlines
7.3
Good
14,686 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Food

7.9

Entertainment

7.8

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

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.

  • Can I find flights from Australia to St. Louis for under $1,000 on Cheapflights?

    Yes, there are multiple flights from Australia to St. Louis for under $1,000. The cheapest flight booked recently is on American Airlines for just $987, but on average you can expect to pay $1,478.

  • What are the cheapest airlines to fly from Australia to St. Louis one-way?

    One-way options have recently been found by users for as low as $680 on American Airlines. Other airlines that offer cheap prices include United Airlines from $1,203 and Qantas Airways from $1,301 one-way.

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

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

  • What does SYD to STL mean?

    SYD and STL are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SYD to STL refers to a flight route from Sydney Kingsford Smith Airport to Lambert-St Louis Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Melbourne Airport (MEL), Brisbane Airport (BNE), Perth Airport (PER), Adelaide Airport (ADL), Coolangatta Gold Coast Airport (OOL).

  • Can I find deals for flights from Australia to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Australia to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Australia to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Australia to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Australia to St. Louis that allow pets onboard?

    Many airlines flying from Australia to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Australia to St. Louis?

    Yes, you can often find last-minute deals on Australia to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Australia to St. Louis flight deals updated?

    The Australia to St. Louis flight deals you see on this page were last updated on 5/6.

See more FAQs

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Alternative routes for Australia to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from Australia to St. Louis

Discover the top 2 airlines 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 2,749,864 searches. Data last updated May 7, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,056Average$1,861FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$1,297Average$1,649FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Australia to St. Louis by cabin class

Find flights from Australia to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Australia to St. Louis?

Cheapflights makes it easy to find Australia to St. Louis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Australia to St. Louis?

Millions of users choose and trust Cheapflights to book the best flight deals from Australia to St. Louis for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Australia to St. Louis with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Australia to St. Louis flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Australia to St. Louis become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to St. Louis from Australia today and book when prices fit your budget.

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