Cheap Flights to St. Louis County

View AU$716 flight on Fri, 30 Jan 2026Opens in a new window

Popular airlines to St. Louis County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

  • Air Canada

    Air Canada

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Cheapest Flights to St. Louis County

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, 1 Feb - Sun, 8 Feb
BNE
Brisbane
STL
St. Louis
AU$1,197 Return, found 8 hours ago
AU$1,197
Return
found 8 hours ago
Select Air Canada flight, departing Sun, 1 Feb from Brisbane to St. Louis, returning Sun, 8 Feb, priced at AU$1,197 found 8 hours ago
American Airlines
Sun, 15 Feb - Sun, 22 Feb
BNE
Brisbane
STL
St. Louis
AU$1,258 Return, just found
AU$1,258
Return
just found
Select American Airlines flight, departing Sun, 15 Feb from Brisbane to St. Louis, returning Sun, 22 Feb, priced at AU$1,258 just found
Delta
Sun, 15 Feb - Sun, 22 Feb
BNE
Brisbane
STL
St. Louis
AU$1,273 Return, just found
AU$1,273
Return
just found
Select Delta flight, departing Sun, 15 Feb from Brisbane to St. Louis, returning Sun, 22 Feb, priced at AU$1,273 just found
United
Sun, 15 Feb - Sun, 22 Feb
BNE
Brisbane
STL
St. Louis
AU$1,273 Return, just found
AU$1,273
Return
just found
Select United flight, departing Sun, 15 Feb from Brisbane to St. Louis, returning Sun, 22 Feb, priced at AU$1,273 just found
United
Sun, 15 Feb - Sun, 22 Feb
MEL
Melbourne
STL
St. Louis
AU$1,319 Return, just found
AU$1,319
Return
just found
Select United flight, departing Sun, 15 Feb from Melbourne to St. Louis, returning Sun, 22 Feb, priced at AU$1,319 just found
Qantas Airways
Fri, 13 Feb - Fri, 20 Feb
BNE
Brisbane
STL
St. Louis
AU$1,376 Return, just found
AU$1,376
Return
just found
Select Qantas Airways flight, departing Fri, 13 Feb from Brisbane to St. Louis, returning Fri, 20 Feb, priced at AU$1,376 just found
Jetstar
Sat, 14 Feb - Sat, 21 Feb
AVV
Melbourne
STL
St. Louis
AU$1,379 Return, just found
AU$1,379
Return
just found
Select Jetstar flight, departing Sat, 14 Feb from Melbourne to St. Louis, returning Sat, 21 Feb, priced at AU$1,379 just found
Jetstar
Sun, 1 Feb - Sun, 8 Feb
NTL
Newcastle
STL
St. Louis
AU$1,457 Return, found 2 hours ago
AU$1,457
Return
found 2 hours ago
Select Jetstar flight, departing Sun, 1 Feb from Newcastle to St. Louis, returning Sun, 8 Feb, priced at AU$1,457 found 2 hours ago
Jetstar
Tue, 3 Feb - Tue, 10 Feb
CNS
Cairns
STL
St. Louis
AU$1,516 Return, found 2 hours ago
AU$1,516
Return
found 2 hours ago
Select Jetstar flight, departing Tue, 3 Feb from Cairns to St. Louis, returning Tue, 10 Feb, priced at AU$1,516 found 2 hours ago
Jetstar
Mon, 2 Feb - Mon, 9 Feb
ADL
Adelaide
STL
St. Louis
AU$1,519 Return, found 2 hours ago
AU$1,519
Return
found 2 hours ago
Select Jetstar flight, departing Mon, 2 Feb from Adelaide to St. Louis, returning Mon, 9 Feb, priced at AU$1,519 found 2 hours ago

St. Louis County Flights

When was the last time you embarked on a grand adventure? Whether it was last month or years ago, there’s never been a better time to start planning your next big trip. Book tickets to St. Louis County today and get ready to build your travel itinerary, from exploring the area with your family to recharging in the change of scenery. During your stay, visit the must-see attractions, chow down on the local cuisine, and relish in a holiday state of mind. However you decide to spend your upcoming trip, we’re here to make your travel plans easy and affordable.

Book Your St. Louis County Airfare

At Expedia.com.au, it’s simple to find cheap flights to St. Louis County that won’t cause your wallet to flinch. Browse through our inventory of St. Louis County flights and find airfare matching your preferred times and dates. Looking for a red-eye flight or an afternoon departure? Don’t worry, we’ve got you covered. You can even take advantage of our convenient My Scratchpad online feature, which lets you track your search results with ease. No more excuses; book your travel arrangements with us today to make your dream trip a reality.

St. Louis County Flights Information

Airlines serving
Air Canada, American Airlines, Delta, United, Qantas Airways, Air New Zealand, Jetstar
Roundtrip price
from AU$1,197

Frequently asked questions

How do I find cheap flights to St. Louis County that have flexible change policies?
When it comes to travelling these days, flexibility is key. That's why we have a "No change fee" search function to help you track down cheap and flexible flights to St. Louis County. It's near the top left of your screen directly underneath the "Flexible change policies" heading.
Which airlines fly to St. Louis County?
When you're ready to lock in your seat to or near St. Louis County, these leading airlines are waiting to welcome you aboard:

  • Southwest Airlines - 2 214 flights to or near St. Louis County each month, including 2 214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 789 flights to or near St. Louis County each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 650 flights to or near St. Louis County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.

How can I find cheap tickets to St. Louis County?
An excellent strategy for scoring cheap fares is to be flexible with your travel dates. Begin with searching for your flight to St. Louis County, then click on the "flexible dates" box to see prices for nearby days. Want another good tip? Book ahead of time. To give you an idea of costs, AU$1,197 was the best price for a flight to St. Louis County in the last seven days.
How much is a flight to St. Louis County?
There were plenty of budget-friendly fares up for grabs in the last seven days, with the price of a return ticket to St. Louis County ranging between AU$1,197 and AU$1,519. Many lucky holiday makers nabbed one-way flights from Brisbane (BNE) for as low as AU$716.
What are the most popular airports to fly into in St. Louis County?
The principal gateway to St. Louis County, around 4 902 flights taxi into Lambert-St. Louis Intl. Airport (STL) each month. Search for an amazing deal, lock in your fare and get set to explore this fantastic region.
When is the cheapest time to fly to St. Louis County?
Leave for St. Louis County earlier in the week and you'll usually be rewarded with lower-priced fares. Tuesday is generally the cheapest day to jump on a plane, with Monday a close second. If you'd like to avoid the most expensive flights, stay away from Saturdays.
How much is a plane ticket to St. Louis County?
In the last seven days, flights to St. Louis County cost between AU$1,197 and AU$1,519. Prices depend on a number of things, particularly the departure time, airline, cabin class and how early you make your booking.
What months are the cheapest to book a flight to St. Louis County?
Reserve your ticket in February to enjoy the lowest-priced flights to St. Louis County. The festive month of December is usually the most expensive time to purchase an airfare.

Trending flights to St. Louis County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, 1 Feb - Sun, 8 Feb
BNE
Brisbane
STL
St. Louis
AU$1,197 Return, found 8 hours ago
AU$1,197
Return
found 8 hours ago
Select Air Canada flight, departing Sun, 1 Feb from Brisbane to St. Louis, returning Sun, 8 Feb, priced at AU$1,197 found 8 hours ago
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