$281+ Cheap flights from St. Louis
This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. 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.
What to know about flights from St. Louis
Discover essential information about flights departing from St. Louis, including flight schedules, destinations, airlines operating at the St. Louis airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 14 March 2025.
Good one-way deal | $424 or less |
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Find flights from St. Louis
Cheapest flights from St. LouisExplore the most affordable flight options available from St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 14 March 2025.
Explore the most affordable flight options available from St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 14 March 2025.
Find flights from St. Louis within your budget
Find flights departing from St. Louis that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 14 March 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches
Fly to
Route
Depart
Return
Price
St. LouisBrisbane
STL - BNE
STLBNE
Lambert-St Louis
Fri 28/3
17:33-06:30
2 stops45h 57m
Brisbane
Mon 14/4
10:30-15:47
2 stops44h 17m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
Tue 24/6
19:46-11:45
2 stops24h 59m
Sydney Kingsford Smith
Thu 24/7
13:15-20:59
2 stops22h 44m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
Wed 28/5
13:30-07:20
3 stops50h 50m
Sydney Kingsford Smith
Mon 16/6
09:20-19:58
2 stops25h 38m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
Sat 9/8
13:30-07:20
3 stops50h 50m
Sydney Kingsford Smith
Sat 23/8
09:20-18:58
2 stops24h 38m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
Wed 28/5
13:38-07:05
2 stops26h 27m
Sydney Kingsford Smith
Mon 16/6
09:10-22:59
1 stop28h 49m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
Sun 22/6
19:10-06:55
1 stop20h 45m
Sydney Kingsford Smith
Sun 27/7
10:20-16:40
1 stop21h 20m
St. LouisMelbourne
STL - MEL
STLMEL
Lambert-St Louis
Tue 1/4
17:37-12:55
2 stops27h 18m
Melbourne
Fri 11/4
23:35-22:28
2 stops37h 53m
St. LouisSydney
STL - SYD
STLSYD
Lambert-St Louis
Tue 24/6
17:29-06:55
1 stop22h 26m
Sydney Kingsford Smith
Wed 23/7
09:10-22:59
1 stop28h 49m
St. LouisMelbourne
STL - MEL
STLMEL
Lambert-St Louis
Tue 15/7
17:27-07:30
2 stops47h 03m
Melbourne
Tue 29/7
10:55-16:40
1 stop20h 45m
St. LouisHobart
STL - HBA
STLHBA
Lambert-St Louis
Thu 5/6
07:30-18:50
3 stops44h 20m
Hobart
Wed 11/6
09:10-19:43
3 stops49h 33m
Best time to book a flight from St. Louis
Have a flexible travel schedule? Discover the best time to fly from St. Louis with our price prediction graph.
Travel insights for flights from St. Louis
Get recent, data-driven insights about flights from St. Louis including ideal travel times, pricing trends, and more.
When is the best time to book a flight from St. Louis?
Use this chart to determine the optimal time to book a return flight from St. Louis to Sydney. Price data was last updated on 7 March 2025.
The best time to book flights from St. Louis is 19 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?
Currently, May is the cheapest month in which you can book a flight from St. Louis (average of $756). Flying from St. Louis in December will prove the most costly (average of $2,135). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
What are popular destinations to fly to from St. Louis?
St. Louis offers frequent flights to Chicago (751 flights per day), Detroit (230 flights per day) and New York (211 flights per day).
What is the cheapest place to fly to from St. Louis?
The cheapest city to fly to from St. Louis is Denver Intl, with prices starting at $424. Explore other affordable destinations below.
Airline reviews for flights from St. Louis
Get insights into the airlines that provide service from 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 airline for your flight from St. Louis. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Entertainment
Crew
Food
Overall
Comfort
Boarding
Reviews
Anonymous,Dec 2024
NAN - LAX
Entertainment
Crew
Food
Overall
Comfort
Boarding
Reviews
Anonymous,Dec 2024
NAN - LAX
Entertainment
Crew
Food
Overall
Comfort
Boarding
Reviews
Anonymous,Dec 2024
NAN - LAX
Entertainment
Crew
Food
Overall
Comfort
Boarding
Reviews
Anonymous,Dec 2024
NAN - LAX
Entertainment
Crew
Food
Overall
Comfort
Boarding
Reviews
Anonymous,Dec 2024
NAN - LAX
Entertainment
Crew
Food
Overall
Comfort
Boarding
Reviews
Anonymous,Dec 2024
NAN - LAX
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Direct flights from Missouri
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Related info for your journey
Access useful and relevant information related to your journey from St. Louis. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 14 March 2025.
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Yes, we can. To see specific flights from St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.
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Yes, Cheapflights offers price alerts on flights from St. Louis so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.