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Cheap flights from Johannesburg to St. Louis from R18 038

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
JNB — STL
Jul 28 — Aug 41
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Johannesburg to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Johannesburg to St. Louis
Explore the most affordable flight options available from Johannesburg to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 June 2026.

Mon 20/722:00
JNB
-
STL
1 stop32h 36m
United Airlines
Mon 27/76:01
STL
-
JNB
1 stop29h 29m
United Airlines
Deal found 25/6R18 038
Sat 4/723:15
JNB
-
STL
2 stops31h 41m
Delta
Sun 26/77:08
STL
-
JNB
1 stop29h 32m
Delta
Deal found 26/6R19 944
Thu 9/723:15
JNB
-
STL
2 stops28h 22m
KLM
Sun 2/818:58
STL
-
JNB
2 stops43h 22m
KLM
Deal found 27/6R20 486
Tue 4/822:00
JNB
-
STL
1 stop32h 44m
United Airlines
Tue 18/812:27
STL
-
JNB
1 stop23h 03m
United Airlines
Deal found 25/6R21 159
Thu 12/1120:20
JNB
-
STL
2 stops31h 07m
Qatar Airways
Mon 16/1115:23
STL
-
JNB
2 stops39h 52m
Qatar Airways
Deal found 23/6R21 981
Tue 4/820:55
JNB
-
STL
2 stops33h 39m
Qatar Airways
Tue 18/89:32
STL
-
JNB
2 stops35h 28m
Qatar Airways
Deal found 23/6R22 260
Wed 5/821:15
JNB
-
STL
2 stops28h 44m
British Airways
Tue 18/821:35
STL
-
JNB
1 stop28h 50m
British Airways
Deal found 23/6R22 999
Tue 1/920:55
JNB
-
STL
2 stops53h 56m
Qatar Airways
Tue 15/911:01
STL
-
JNB
2 stops33h 59m
Qatar Airways
Deal found 28/6R23 361

Find flight deals from Johannesburg to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Johannesburg (ZA1) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 June 2026.

Round-trip from

R18 038

Popular in

January

Cheapest in

October

Average price

R26 975
United Airlines
  • United Airlines
  • 20/7-27/7
  • 2 total stops
  • 62h 05m total
  • Johannesburg to St. Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (R35 010 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (R10 906 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Johannesburg to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 594 507 searches. Data last updated 28 June 2026.
Use the filters below to find and compare flights from Johannesburg to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Mon 20/7

22:00-23:36

1 stop32h 36m

Lambert-St Louis

Mon 27/7

6:01-18:30

1 stop29h 29m

R18 038
Fastest return journey

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 10/7

23:15-23:20

2 stops31h 05m

Lambert-St Louis

Sun 2/8

15:58-19:40

1 stop20h 42m

R19 944

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Tue 4/8

22:00-23:44

1 stop32h 44m

Lambert-St Louis

Tue 18/8

10:53-18:30

2 stops24h 37m

R21 159

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 12/11

20:20-19:27

2 stops31h 07m

Lambert-St Louis

Mon 16/11

15:23-15:15

2 stops39h 52m

R21 981

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Tue 1/9

20:55-19:51

2 stops53h 56m

Lambert-St Louis

Tue 15/9

11:01-4:00

2 stops33h 59m

R23 361

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Tue 1/9

11:10-13:25

2 stops33h 15m

Lambert-St Louis

Tue 15/9

7:00-18:30

1 stop28h 30m

R23 377

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 5/8

21:15-18:59

2 stops28h 44m

Lambert-St Louis

Tue 18/8

17:11-9:25

2 stops33h 14m

R23 459
Cheapest one-way
Fastest single journey

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 17/9

19:25-0:27

2 stops36h 02m

R59 568

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 17/9

22:50-11:17

3 stops43h 27m

R86 313

Flights are sorted by cheapest return flights first.

Deals found on 26/6

Sorted by cheapest first

Best time to book a flight from Johannesburg to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Johannesburg 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 from Johannesburg to St. Louis

What is the cheapest month to book a flight from Johannesburg to St. Louis?

Currently, October is the cheapest month in which you can book a flight from Johannesburg to St. Louis (average of R9 479). Flying from Johannesburg to St. Louis in January is currently the most expensive (average of R18 892). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Johannesburg to St. Louis?

How far ahead should I book a flight from Johannesburg to St. Louis?

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Johannesburg to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 28 June 2026.
Get a feel of what it's like to fly with KLM,Virgin Atlantic, andUnited Airlines from Johannesburg to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7,8
Good
1 531 reviews
Check prices

Entertainment

7,2

Overall

7,8

Boarding

7,8

Crew

8,4

Comfort

7,7

Food

7,3

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
1 531 reviews
KLM
7,8
Good
1 531 reviews
Check prices

Entertainment

7,2

Overall

7,8

Boarding

7,8

Crew

8,4

Comfort

7,7

Food

7,3

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
690 reviews
KLM
7,8
Good
1 531 reviews
Check prices

Entertainment

7,2

Overall

7,8

Boarding

7,8

Crew

8,4

Comfort

7,7

Food

7,3

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
9 899 reviews
KLM
7,8
Good
1 531 reviews
Check prices

Entertainment

7,2

Overall

7,8

Boarding

7,8

Crew

8,4

Comfort

7,7

Food

7,3

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
3 736 reviews
KLM
7,8
Good
1 531 reviews
Check prices

Entertainment

7,2

Overall

7,8

Boarding

7,8

Crew

8,4

Comfort

7,7

Food

7,3

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
8 077 reviews
KLM
7,8
Good
1 531 reviews
Check prices

Entertainment

7,2

Overall

7,8

Boarding

7,8

Crew

8,4

Comfort

7,7

Food

7,3

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

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

Related info for your journey

Find useful and relevant information for your journey from Johannesburg to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Located just 20,4 km from the city centre, Lambert-St Louis is the airport most travellers will use when flying to St. Louis from Johannesburg. Booking flights from Johannesburg to Lambert-St Louis (STL) should be relatively easy as there are 0 daily inbound flights from Johannesburg from 7 different airlines.

  • How long is the flight from Johannesburg to St. Louis?

    Airlines like United Airlines and Delta fly from Johannesburg to St. Louis in about 31h 05m. The time it takes to get you to your destination can typically vary by up to 1h 31m. Airlines will cover a distance of 14185 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Johannesburg to St. Louis round-trip?

    According to our current data, United Airlines (R12 874), Virgin Atlantic (R16 161), and British Airways (R16 836) offers the cheapest pricing from Johannesburg to St. Louis. These flights start at 40% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Johannesburg to St. Louis one-way?

    For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as R11 057. Users have also found prices from R13 018 and R17 459 on KLM and British Airways, respectively.

  • Can I find deals for flights from Johannesburg to St. Louis that include hotel bookings?

    Yes. In addition to deals on Johannesburg to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Johannesburg to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Johannesburg to St. Louis.

  • Can I find deals for business class flights from Johannesburg to St. Louis?

    Yes. Cheapflights offers flight deals from Johannesburg to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Johannesburg to St. Louis?

    Currently, October is the cheapest month in which you can book a flight from Johannesburg to St. Louis (average of R9 479). Flying from Johannesburg to St. Louis in January is currently the most expensive (average of R18 892). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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.

Alternative routes for Johannesburg to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
OR Tambo to Kansas City flights
OR Tambo to St. Louis flights
Cape Town to St. Louis flights

Top 7 airlines flying from Johannesburg to St. Louis

Discover the top 7 airlines that operate flights from Johannesburg to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 594 507 searches. Data last updated 28 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR12 874AverageR19 176FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapestR16 161AverageR17 821FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapestR16 836AverageR20 423FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapestR16 977AverageR17 240FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapestR17 068AverageR26 111FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapestR17 071AverageR20 892FlexibilityNo cancel feeOn-time75%
Search KLM flights
Qatar AirwaysCheapestR20 026AverageR23 750FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

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 from Johannesburg to St. Louis?

Cheapflights helps you search for flights from Johannesburg to St. Louis via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Johannesburg to St. Louis.

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

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

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

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

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