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R21 186+ Cheap flights to St. Louis

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
— STL
Aug 7 — Aug 141
1 adult
1 adult, Economy, 0 bags

Flights to St. Louis in 2026

Enter your travel dates to find the best prices.

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 8 July 2026.

Thu 6/822:00
JNB
-
STL
1 stop32h 44m
United Airlines
Thu 20/87:00
STL
-
JNB
1 stop28h 30m
United Airlines
Deal found 4/7R21 186
Mon 3/822:00
JNB
-
STL
1 stop32h 36m
United Airlines
Wed 19/87:00
STL
-
JNB
1 stop28h 30m
United Airlines
Deal found 4/7R21 202
Thu 16/78:20
JNB
-
STL
3 stops34h 51m
Ethiopian Air
Sun 2/88:43
STL
-
JNB
2 stops45h 42m
Ethiopian Air
Deal found 7/7R21 771
Wed 5/821:15
JNB
-
STL
2 stops28h 44m
British Airways
Wed 19/821:35
STL
-
JNB
1 stop28h 50m
British Airways
Deal found 3/7R22 746
Wed 5/822:00
JNB
-
STL
1 stop32h 44m
United Airlines
Wed 19/87:00
STL
-
JNB
1 stop28h 30m
United Airlines
Deal found 4/7R22 990
Tue 4/818:50
JNB
-
STL
2 stops29h 48m
Multiple Airlines
Wed 19/811:13
STL
-
JNB
2 stops27h 07m
Multiple Airlines
Deal found 4/7R23 217
Tue 4/819:00
JNB
-
STL
2 stops35h 44m
United Airlines
Fri 21/87:00
STL
-
JNB
2 stops51h 25m
United Airlines
Deal found 5/7R24 078

Find flight deals to St. Louis

Find the latest flights to St. Louis in 2026, 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 8 July 2026.

Return from

R21 186

One-way from

R57 238

Popular in

January

Cheapest in

October

Average price

R25 735
United Airlines
  • United Airlines
  • 6/8-20/8
  • 2 total stops
  • 61h 14m total
  • Johannesburg to St. Louis
Search Deals
17/9
  • 17/9
  • 2 total stops
  • 36h 04m total
  • Johannesburg to St. Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (R2 065 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (R652 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals

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 8 July 2026.
Use the filters below to find and compare flights to St. Louis that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 6/8

22:00-23:44

1 stop32h 44m

Lambert-St Louis

Thu 20/8

7:00-18:30

1 stop28h 30m

R21 186
Fastest return journey

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 6/8

22:00-23:44

1 stop32h 44m

Lambert-St Louis

Wed 19/8

12:27-18:30

1 stop23h 03m

R21 202

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 5/8

21:15-18:59

2 stops28h 44m

Lambert-St Louis

Wed 19/8

21:35-9:25

1 stop28h 50m

R22 746

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 5/8

19:00-23:44

2 stops35h 44m

Lambert-St Louis

Wed 19/8

10:53-18:30

2 stops24h 37m

R23 899

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 5/8

22:00-23:44

1 stop32h 44m

Lambert-St Louis

Fri 21/8

7:00-11:05

2 stops45h 05m

R24 939
Cheapest one-way

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 17/9

17:55-22:59

2 stops36h 04m

R57 238
Fastest single journey

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 17/9

19:25-16:48

2 stops28h 23m

R58 603

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 17/9

22:50-11:17

3 stops43h 27m

R85 362

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Sorted by cheapest first

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

How long is the flight to St. Louis?

On average, a flight from Johannesburg to St. Louis takes 32 hours 44 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 KLM, United Airlines and Qatar Airways.

United Airlines
United Airlines
From R12 732
Qatar Airways
Qatar Airways
From R19 992
KLM
KLM
From R16 882
Virgin Atlantic
Virgin Atlantic
From R15 983

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

The cheapest airlines flying from Johannesburg to St. Louis are United Airlines, Virgin Atlantic and British Airways.

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 8 July 2026.
Get a feel of what it's like to fly with KLM,Virgin Atlantic, 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
1 534 reviews
Check prices

Food

7,3

Boarding

7,8

Crew

8,4

Overall

7,8

Comfort

7,7

Entertainment

7,2

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7,8
Good
1 534 reviews
KLM
7,8
Good
1 534 reviews
Check prices

Food

7,3

Boarding

7,8

Crew

8,4

Overall

7,8

Comfort

7,7

Entertainment

7,2

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Virgin Atlantic
7,5
Good
691 reviews
KLM
7,8
Good
1 534 reviews
Check prices

Food

7,3

Boarding

7,8

Crew

8,4

Overall

7,8

Comfort

7,7

Entertainment

7,2

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
United Airlines
7,4
Good
9 945 reviews
KLM
7,8
Good
1 534 reviews
Check prices

Food

7,3

Boarding

7,8

Crew

8,4

Overall

7,8

Comfort

7,7

Entertainment

7,2

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Qatar Airways
7,3
Good
3 743 reviews
KLM
7,8
Good
1 534 reviews
Check prices

Food

7,3

Boarding

7,8

Crew

8,4

Overall

7,8

Comfort

7,7

Entertainment

7,2

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6,7
Okay
8 102 reviews
KLM
7,8
Good
1 534 reviews
Check prices

Food

7,3

Boarding

7,8

Crew

8,4

Overall

7,8

Comfort

7,7

Entertainment

7,2

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 R5 511, while return flights cost around R3 873.

  • 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 (26 hours 8 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. St Ann Townhome Less Than 1 Mi to International Airport! is the closest property to Lambert-St Louis (0,0 km away from Lambert-St Louis).

See more FAQs

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

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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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