$588+ Cheap flights from St. Louis (STL) to Sydney (SYD)
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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from St. Louis 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.The best prices from Lambert-St Louis to Sydney Kingsford Smith are usually found in March or January, booked 60 days in advance, depart on a Tuesday or Monday and return on a Monday
Cheap flight deals from St. Louis to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Sydney (SYD). 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 noviembre 21, 2024.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Popular in | December |
Cheapest in | March |
Round-trip from | $1,821 (Delta) |
One-way from | $588 (Kiwi.com) |
Find flight deals from St. Louis to Sydney
Cheapest flights from St. Louis to SydneyExplore the most affordable flight options available from St. Louis to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.
Explore the most affordable flight options available from St. Louis to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This KAYAK deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air New Zealand deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Gurufare deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This KAYAK deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from St. Louis to Sydney within your budget
Customize your flight search to find flights from St. Louis 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 2,612,795 searches. Data last updated noviembre 21, 2024.
Fly from
Fly to
Route
Depart
Return
Price
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
dom. 3/2
3:50 pm-9:35 am
2 stops48h 45m
Sydney Kingsford Smith
mar. 3/11
10:20 am-3:06 pm
2 stops44h 46m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
lun. 3/10
4:29 pm-7:00 am
1 stop22h 31m
Sydney Kingsford Smith
vie. 3/28
11:50 am-8:54 pm
1 stop25h 04m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
dom. 3/9
10:10 am-6:00 am
2 stops27h 50m
Sydney Kingsford Smith
sáb. 3/29
10:05 am-5:59 pm
2 stops23h 54m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
lun. 3/10
4:29 pm-8:45 am
2 stops24h 16m
Sydney Kingsford Smith
mié. 3/26
12:10 pm-5:53 pm
1 stop21h 43m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
jue. 5/1
7:51 pm-12:15 pm
2 stops25h 24m
Sydney Kingsford Smith
lun. 5/5
1:15 pm-11:11 pm
2 stops24h 56m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
lun. 3/10
7:04 pm-9:00 am
1 stop21h 56m
Sydney Kingsford Smith
mar. 3/25
11:15 am-11:50 pm
1 stop28h 35m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
vie. 4/25
7:51 pm-6:55 am
1 stop20h 04m
Sydney Kingsford Smith
mié. 5/7
5:35 pm-11:11 pm
1 stop20h 36m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
sáb. 3/8
12:52 pm-9:25 am
3 stops51h 33m
Sydney Kingsford Smith
sáb. 3/22
11:40 am-11:39 am
3 stops39h 59m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
dom. 3/23
7:04 pm-7:15 am
2 stops44h 11m
Sydney Kingsford Smith
jue. 4/17
7:35 am-10:54 pm
2 stops30h 19m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
mar. 3/11
4:30 pm-6:55 am
3 stops46h 25m
Sydney Kingsford Smith
dom. 3/23
4:20 pm-9:40 pm
3 stops45h 20m
Compare providers for flights from St. Louis to Sydney
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Sydney in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Sydney flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from St. Louis-Sydney flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Sydney flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from St. Louis with our price prediction graph.
Travel insights for flights from St. Louis to Sydney
Get recent, data-driven insights about flights from St. Louis to Sydney including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from St. Louis to Sydney?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Sydney. Price data was last updated on November 15, 2024.
The best time to book flights from St. Louis to Sydney is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from St. Louis to Sydney?
Currently, February is the cheapest month in which you can book a flight from St. Louis to Sydney (average of $1,062). Flying from St. Louis to Sydney in December is currently the most expensive (average of $1,318). 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 STL to SYD?
Find hourly flight availability from St. Louis to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.
It’s optimal to fly from St. Louis to Sydney in the afternoon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from St. Louis to Sydney?
Use this chart to determine the cheapest time to fly round-trip from St. Louis to Sydney. Price data was last updated on November 18, 2024.
Travelers seeking maximum savings on their St. Louis to Sydney flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Sydney by month
Plan your trip to Sydney by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.
Temperature in Sydney by month
Plan your trip to Sydney by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).
Reviews of airlines servicing Sydney
Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated noviembre 21, 2024.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
I hate the assigned seat from Japan to Chicago it was a long flight and I was assigned in the most uncomfortable area, the worst is I can't check in online makes it more worse.
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for St. Louis to Sydney
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from St. Louis to Sydney
Discover the top 6 airlines that operate flights from St. Louis 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 2,612,795 searches. Data last updated noviembre 21, 2024.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$942 | Average$1,551 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$962 | Average$1,339 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$989 | Average$1,409 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,134 | Average$1,472 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,236 | Average$1,641 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,401 | Average$1,747 | FlexibilityNo cancel fee | On-time78% |