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

If you book a flight to St. Louis, you will be flying into Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 20.4 km from the centre of St. Louis.

Can I find cheaper flights to St. Louis if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to St. Louis on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to St. Louis?

Based on reviews from Cheapflights users, Air Canada is rated the highest out of the airlines that fly to St. Louis.

Where does the fastest flight to St. Louis depart from?

For those looking to save time traveling to St. Louis, Brisbane offers the quickest one-way flight (21 hours 26 minutes).

Does Lambert-St Louis have car hire?

Yes. Those touching down at Lambert-St Louis can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Lambert-St Louis?

Yes. Lambert-St Louis has hotels nearby for those requiring accommodations. Hampton Inn St. Louis-Airport is the closest property to Lambert-St Louis (0.0 km away from Lambert-St Louis).

$764+ Flights to St. Louis, Missouri

Flights to St. Louis in 2025

Return from	$1,854
One-way from	$764
Popular in	August
Cheapest in	February
Average price	$2,380

American Airlines
10/2-16/2
3 total stops
53h 05m total
Sydney to St. Louis

Search Deals

19/3
3 total stops
33h 58m total
Sydney to St. Louis

Search Deals

High demand for flights, 8% potential price rise

Search Deals

Best time to find cheap flights, 4% potential price drop

Search Deals

Average for return flights in January 2025

Search Deals

Find flight deals to St. Louis

Cheapest flights to St. Louis
Explore the most affordable flight options available to St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 17 January 2025.

Mon 10/211:15SYD - STL

1 stop28h 48mAmerican Airlines

Sun 16/215:43STL - SYD

2 stops24h 17mAmerican Airlines

Deal found 17/1$1,854

Mon 3/311:50SYD - STL

2 stops24h 59mUnited Airlines

Mon 10/316:30STL - SYD

2 stops24h 35mUnited Airlines

Deal found 16/1$1,855

Thu 13/211:20SYD - STL

2 stops44h 46mAir Canada

Thu 20/215:50STL - SYD

2 stops48h 45mAir Canada

Deal found 15/1$1,865

Mon 12/509:25SYD - STL

2 stops27h 08mDelta

Sat 31/507:20STL - SYD

2 stops32h 15mDelta

Deal found 17/1$1,986

Thu 13/217:25SYD - STL

1 stop22h 43mMultiple Airlines

Thu 20/209:00STL - SYD

1 stop28h 10mMultiple Airlines

Deal found 15/1$2,407

Mon 30/617:35SYD - STL

1 stop20h 23mQantas Airways

Sun 13/706:29STL - SYD

1 stop33h 06mQantas Airways

Deal found 15/1$2,959

Thu 13/221:00SYD - STL

3 stops59h 40mTurkish Airlines

Thu 20/217:36STL - SYD

3 stops56h 24mTurkish Airlines

Deal found 15/1$3,116

Best flights to St. Louis
Discover carefully curated flight deals to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 January 2025.

Mon 10/211:15SYD - STL

1 stop28h 48mAmerican Airlines

Sun 16/215:43STL - SYD

2 stops24h 17mAmerican Airlines

Deal found 17/1$1,854

Mon 3/311:50SYD - STL

2 stops24h 59mUnited Airlines

Mon 10/316:30STL - SYD

2 stops24h 35mUnited Airlines

Deal found 16/1$1,855

Thu 13/211:20SYD - STL

2 stops44h 46mAir Canada

Thu 20/215:50STL - SYD

2 stops48h 45mAir Canada

Deal found 15/1$1,865

Mon 12/509:25SYD - STL

2 stops27h 08mDelta

Sat 31/507:20STL - SYD

2 stops32h 15mDelta

Deal found 17/1$1,986

Thu 13/217:25SYD - STL

1 stop22h 43mMultiple Airlines

Thu 20/209:00STL - SYD

1 stop28h 10mMultiple Airlines

Deal found 15/1$2,407

Mon 30/617:35SYD - STL

1 stop20h 23mQantas Airways

Sun 13/706:29STL - SYD

1 stop33h 06mQantas Airways

Deal found 15/1$2,959

Thu 13/221:00SYD - STL

3 stops59h 40mTurkish Airlines

Thu 20/217:36STL - SYD

3 stops56h 24mTurkish Airlines

Deal found 15/1$3,116

Last-minute flights to St. Louis
Discover last-minute flight deals to St. Louis. Data last updated 17 January 2025 and is based on user searches.

Mon 10/211:15SYD - STL

1 stop28h 48mAmerican Airlines

Sun 16/215:43STL - SYD

2 stops24h 17mAmerican Airlines

Deal found 17/1$1,854

Mon 10/211:50SYD - STL

1 stop19h 47mUnited Airlines

Sun 16/209:00STL - SYD

1 stop28h 20mUnited Airlines

Deal found 17/1$1,855

Thu 13/211:20SYD - STL

2 stops44h 46mAir Canada

Thu 20/215:50STL - SYD

2 stops48h 45mAir Canada

Deal found 15/1$1,865

Thu 13/217:25SYD - STL

1 stop22h 43mMultiple Airlines

Thu 20/209:00STL - SYD

1 stop28h 10mMultiple Airlines

Deal found 15/1$2,407

Thu 13/221:00SYD - STL

3 stops59h 40mTurkish Airlines

Thu 20/217:36STL - SYD

3 stops56h 24mTurkish Airlines

Deal found 15/1$3,116

One-way flights to St. Louis
Search for one-way flight options to St. Louis. Find affordable one-way fares based on user searches. Data last updated 17 January 2025.

Wed 19/314:00SYD - STL

3 stops33h 58mMultiple Airlines

Deal found 17/1$764

Mon 17/312:10SYD - STL

2 stops38h 52mUnited Airlines

Deal found 17/1$1,328

Sun 16/321:00SYD - STL

3 stops57h 23mTurkish Airlines

Deal found 17/1$2,079

Sat 15/311:40SYD - STL

3 stops40h 20mLATAM Airlines

Deal found 17/1$2,668

Find flights to St. Louis within your budget

Fly from

Route

Depart

Return

Price

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 10/2

11:15-23:03

1 stop28h 48m

Lambert-St Louis

Sun 16/2

15:43-09:00

2 stops24h 17m

$1,854

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 3/3

11:50-19:49

2 stops24h 59m

Lambert-St Louis

Mon 10/3

16:30-09:05

2 stops24h 35m

$1,855

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 13/2

11:20-15:06

2 stops44h 46m

Lambert-St Louis

Thu 20/2

15:50-09:35

2 stops48h 45m

$1,865

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 12/5

09:25-21:33

2 stops27h 08m

Lambert-St Louis

Sat 31/5

07:20-06:35

2 stops32h 15m

$1,986

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 13/2

17:25-23:08

1 stop22h 43m

Lambert-St Louis

Thu 20/2

09:00-06:10

1 stop28h 10m

$2,407

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 30/6

17:35-22:58

1 stop20h 23m

Lambert-St Louis

Sun 13/7

06:29-06:35

1 stop33h 06m

$2,959

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 13/2

21:00-15:40

3 stops59h 40m

Lambert-St Louis

Thu 20/2

17:36-19:00

3 stops56h 24m

$3,116

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 19/3

14:00-07:58

3 stops33h 58m

$764

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Mon 17/3

12:10-11:02

2 stops38h 52m

$1,328

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Sun 16/3

21:00-14:23

3 stops57h 23m

$2,079

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Showing 1-10 of 11 results

Best time to book a flight to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis with our price prediction graph.

Estimated return 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 to St. Louis

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

How long is the flight to St. Louis?

On average, a flight from Sydney to St. Louis takes 26 hours 24 minutes. Flights to St. Louis from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to St. Louis?

The most popular airlines flying from Sydney to St. Louis are Qantas Airways, United Airlines and American Airlines.

Qantas Airways

From $1,102

United Airlines

From $957

American Airlines

From $965

Air Canada

From $919

What are the cheapest airlines that fly to St. Louis?

The cheapest airlines flying from Sydney to St. Louis are Air Canada, United Airlines and American Airlines.

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing St. Louis

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very Good

8,513 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Qantas Airways

7.5

Good

821 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LATAM Airlines

7.5

Good

1,854 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,969 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Turkish Airlines

7.3

Good

3,925 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

What airport do you fly into for flights to St. Louis?
If you book a flight to St. Louis, you will be flying into Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 20.4 km from the centre of St. Louis.
Can I find cheaper flights to St. Louis if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to St. Louis on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to St. Louis?
Based on reviews from Cheapflights users, Air Canada is rated the highest out of the airlines that fly to St. Louis.
Where does the fastest flight to St. Louis depart from?
For those looking to save time traveling to St. Louis, Brisbane offers the quickest one-way flight (21 hours 26 minutes).
Does Lambert-St Louis have car hire?
Yes. Those touching down at Lambert-St Louis can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Lambert-St Louis?
Yes. Lambert-St Louis has hotels nearby for those requiring accommodations. Hampton Inn St. Louis-Airport is the closest property to Lambert-St Louis (0.0 km away from Lambert-St Louis).

See more FAQs

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Millions of users choose and trust Cheapflights to book the best flight deals 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 to St. Louis with no change fees?

Certainly. Search results for flights to St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Not ready to book yet? You can track prices for flights to St. Louis on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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$764+ Cheap flights to St. Louis

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to St. Louis in 2025

Find the latest flights to St. Louis in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 17 January 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Find flight deals to St. Louis

Cheapest flights to St. LouisExplore the most affordable flight options available to St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 17 January 2025.

Explore the most affordable flight options available to St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 17 January 2025.

Find flights to St. Louis within your budget

Locate flights to St. Louis that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 17 January 2025.

Best time to book a flight to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis with our price prediction graph.

Travel insights for flights to St. Louis

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

How long is the flight to St. Louis?

What are the most popular airlines that fly to St. Louis?

What are the cheapest airlines that fly to St. Louis?

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

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

Can I find cheaper flights to St. Louis if I am willing to have stopovers?

What is the best airline to fly to St. Louis?

Where does the fastest flight to St. Louis depart from?

Does Lambert-St Louis have car hire?

Are there hotels close to Lambert-St Louis?

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.

Search flights to St. Louis by cabin class

Find flights to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights to St. Louis
Explore the most affordable flight options available to St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 17 January 2025.