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$1,139+ Cheap flights to St. Charles

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
— STL
27 11月 — 4 12月1
1 adult

Find flights to St. Charles within your budget

Locate flights to St. Charles that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 686,349 searches and data was last updated on 22 11月 2024.

Fly from

Any airport

Route

Depart

Return

Price

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

月 12/5

10:20-17:03

1 stop21h 43m

Lambert-St Louis

土 31/5

15:15-07:00

2 stops24h 45m

$1,794

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

土 15/3

10:05-00:37

2 stops30h 32m

Lambert-St Louis

金 25/4

06:30-06:35

2 stops33h 05m

$1,809

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

月 12/5

09:20-20:01

2 stops25h 41m

Lambert-St Louis

土 31/5

13:30-07:20

2 stops50h 50m

$2,020

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

土 15/3

11:45-20:54

2 stops25h 09m

Lambert-St Louis

金 25/4

15:15-10:35

3 stops28h 20m

$3,171

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

土 7/12

06:05-12:56

2 stops23h 51m

Lambert-St Louis

土 11/1

06:03-09:00

1 stop33h 57m

$3,395

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

日 5/1

11:50-19:30

1 stop24h 40m

Lambert-St Louis

日 12/1

13:40-07:25

2 stops24h 45m

$5,018

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

水 5/3

12:10-20:44

2 stops25h 34m

$1,139

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

水 5/3

08:15-19:29

3 stops28h 14m

$1,734

Flights are sorted by cheapest return flights first.

Deals found on 21/11

Flights to St. Charles in 2024

Find the latest flights to St. Charles in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 686,349 searches and data was last updated on 22 11月 2024.

Return from

$1,794

One-way from

$1,139

Popular in

August

Cheapest in

February

Average price

$2,703
United Airlines
  • United Airlines
  • 12/5-31/5
  • 3 total stops
  • 46h 28m total
  • Sydney to St. Louis
United Airlines
  • United Airlines
  • 5/3
  • 2 total stops
  • 25h 34m total
  • Sydney to St. Charles
High demand for flights, 3% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for return flights in November 2024

Find flight deals to St. Charles

Cheapest flights to St. Charles
Explore the most affordable flight options available to St. Charles. Find the lowest fares based on data from user searches, with prices last updated on 22 11月 2024.

土 7/1211:20SYD - STL
2 stops44h 46mAir Canada
土 11/115:50STL - SYD
2 stops48h 45mAir Canada
Deal found 21/11$2,385
土 7/1206:05SYD - STL
2 stops23h 51mQantas Airways
土 11/106:03STL - SYD
1 stop33h 57mQantas Airways
Deal found 21/11$3,395

Best time to book a flight to St. Charles

Have a flexible travel schedule? Discover the best time to fly to St. Charles 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. Charles

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

How long is the flight to St. Charles?

On average, a flight from Sydney to St. Charles takes 19 hours 44 minutes. Flights to St. Charles 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 cheapest airlines that fly to St. Charles?

The cheapest airlines flying from Sydney to St. Charles are United Airlines, American Airlines and Qantas Airways.

Rainfall in St. Charles by month

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

In terms of precipitation, rainfall in St. Charles 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. Charles when rainfall is around 56.0 mm.

Temperature in St. Charles by month

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

If weather is an important factor for your trip to St. Charles, 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. Charles

Get insights into the airlines that provide service to St. Charles. 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. Charles. Reviews last updated 22 11月 2024.
To help decide which airline to fly to St. Charles, see what other customers have to say about United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,747 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

8.0
Very Good
8,747 reviews
8.0
Very Good
8,747 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

7.6
Good
818 reviews
8.0
Very Good
8,747 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

7.4
Good
9,171 reviews
8.0
Very Good
8,747 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

7.2
Good
10,000 reviews
8.0
Very Good
8,747 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

7.0
Good
8,254 reviews
8.0
Very Good
8,747 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 10

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

  • Can I find cheaper flights to St. Charles 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. Charles on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to St. Charles?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to St. Charles.

  • Where does the fastest flight to St. Charles depart from?

    For those looking to save time traveling to St. Charles, Sydney Kingsford Smith offers the quickest one-way flight (19 hours 44 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).

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