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R15 198+ 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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
— STL
Aug 20 — Aug 271
1 adult

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 594 507 searches and data was last updated on 15 August 2025.

Return from

R18 395

One-way from

R15 198

Popular in

April

Cheapest in

November

Average price

R21 786
British Airways
  • British Airways
  • 4/2-8/2
  • 4 total stops
  • 89h 37m total
  • Johannesburg to St. Louis
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Qatar Airways
  • Qatar Airways
  • 15/11
  • 2 total stops
  • 39h 10m total
  • Johannesburg to St. Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (R34 947 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (R8 871 potential savings vs. average return price).
Search Deals
Average for return flights in August 2025
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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 15 August 2025.

Wed 15/1021:15JNB - STL
2 stops25h 49mBritish Airways
Tue 4/1111:39STL - JNB
2 stops38h 46mBritish Airways
Deal found 13/8R18 905
Thu 16/1023:15JNB - STL
2 stops31h 26mDelta
Tue 4/1116:10STL - JNB
2 stops32h 30mDelta
Deal found 14/8R19 133
Thu 16/1019:00JNB - STL
1 stop25h 30mLufthansa
Tue 4/1112:31STL - JNB
2 stops34h 34mLufthansa
Deal found 14/8R21 312
Wed 15/1018:50JNB - STL
2 stops28h 53mDelta
Tue 4/116:00STL - JNB
1 stop29h 00mDelta
Deal found 14/8R23 701
Thu 16/1019:35JNB - STL
2 stops31h 03mAir Canada
Tue 4/1111:05STL - JNB
3 stops38h 25mAir Canada
Deal found 14/8R27 760
Thu 16/1019:35JNB - STL
2 stops31h 03mMultiple Airlines
Tue 4/1111:05STL - JNB
3 stops38h 25mMultiple Airlines
Deal found 13/8R29 605
Thu 16/1021:55JNB - STL
1 stop25h 00mVirgin Atlantic
Tue 4/1113:30STL - JNB
1 stop21h 30mVirgin Atlantic
Deal found 14/8R29 710

Cheapflights Fare Finder

 
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 594 507 searches and data was last updated on 15 August 2025.
Use the filters below to find and compare flights to St. Louis that are best for you.

Fly from

Johannesburg

Route

Depart

Return

Price

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 4/2

19:35-18:23

2 stops54h 48m

Lambert-St Louis

Sun 8/2

15:36-10:25

2 stops34h 49m

R18 395

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 16/10

21:15-20:26

2 stops30h 11m

Lambert-St Louis

Tue 4/11

15:59-10:25

2 stops34h 26m

R18 799

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 15/10

19:25-16:04

2 stops27h 39m

Lambert-St Louis

Tue 4/11

15:59-10:25

2 stops34h 26m

R18 799

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 16/10

23:15-23:41

2 stops31h 26m

Lambert-St Louis

Tue 4/11

16:10-8:40

2 stops32h 30m

R19 133

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 16/10

19:00-13:30

1 stop25h 30m

Lambert-St Louis

Tue 4/11

12:31-7:05

2 stops34h 34m

R21 312

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 15/10

18:50-16:43

2 stops28h 53m

Lambert-St Louis

Tue 4/11

6:00-19:00

1 stop29h 00m

R23 701

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Sat 15/11

13:45-20:55

2 stops39h 10m

R15 198

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 22/8

15:05-9:40

3 stops49h 35m

R17 587

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 21/8

15:05-13:33

3 stops53h 28m

R17 745

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Tue 26/8

17:50-12:25

2 stops49h 35m

R19 081

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 15 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight to St. Louis

When is the best time to book a flight to St. Louis?

Use this chart to determine the optimal time to book a return flight from Johannesburg to St. Louis. Price data was last updated on 8 August 2025.

To ensure you get the cheapest price possible for a flight to St. Louis, you should look to book at least 82 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to St. Louis?

On average, a flight from Johannesburg to St. Louis takes 25 hours 49 minutes. Flights to St. Louis from other popular cities in South Africa 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 Johannesburg to St. Louis are British Airways, United Airlines and Virgin Atlantic.

United Airlines
United Airlines
From R967
British Airways
British Airways
From R1 026
Virgin Atlantic
Virgin Atlantic
From R1 028
KLM
KLM
From R997

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

The cheapest airlines flying from Johannesburg to St. Louis are KLM, United Airlines and Lufthansa.

Rainfall in St. Louis by month

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

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

Get insights into the airlines that provide service to 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 an airline for your flight to St. Louis. Reviews last updated 15 August 2025.
Get a feel of what it's like to fly with KLM, Air France, andUnited Airlines to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7,8
Good
1 384 reviews
Check prices

Boarding

7,8

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,1

Food

7,3

Reviews

1 / 20
4,0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7,8
Good
1 384 reviews
KLM
7,8
Good
1 384 reviews
Check prices

Boarding

7,8

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,1

Food

7,3

Reviews

1 / 20
4,0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air France
7,4
Good
1 468 reviews
KLM
7,8
Good
1 384 reviews
Check prices

Boarding

7,8

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,1

Food

7,3

Reviews

1 / 20
4,0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7,4
Good
8 915 reviews
KLM
7,8
Good
1 384 reviews
Check prices

Boarding

7,8

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,1

Food

7,3

Reviews

1 / 20
4,0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Virgin Atlantic
7,4
Good
657 reviews
KLM
7,8
Good
1 384 reviews
Check prices

Boarding

7,8

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,1

Food

7,3

Reviews

1 / 20
4,0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6,7
Okay
7 267 reviews
KLM
7,8
Good
1 384 reviews
Check prices

Boarding

7,8

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,1

Food

7,3

Reviews

1 / 20
4,0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

FAQs about flying to St. Louis

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

    Booking a flight to Lambert-St Louis (STL) is your only option if you intend on flying to St. Louis. It is only a 20,4 km journey from Lambert-St Louis to St. Louis’s city centre.

  • 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, United Airlines is rated the highest out of the airlines that fly to St. Louis.

  • What is the cheapest airport to fly to in St. Louis?

    Lambert-St Louis is currently the cheapest airport to fly to in St. Louis. One-way flights to Lambert-St Louis typically cost R2 655, while return flights cost around R8 433.

  • How much is a return flight to St. Louis?

    A return flight to St. Louis will typically cost around R480, however they can be found for as little as R480.

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

    For those looking to save time traveling to St. Louis, Cape Town Intl offers the quickest one-way flight (21 hours 56 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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Deals for St. Louis flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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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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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to St. Louis today and book when you’re ready!

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