Cheap flights from Johannesburg to St. Louis from R17 856

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
JNB — STL
Dec 10 — Dec 171
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Johannesburg to Lambert-St Louis are usually found in October or November, booked 40 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap 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 10 November 2025.

Round-trip from

R17 856

Popular in

April

Cheapest in

October

Average price

R17 960
British Airways
  • British Airways
  • 5/12-9/6
  • 4 total stops
  • 61h 50m total
  • Johannesburg to St. Louis
Highest demand for flights based on searches. 8% potential increase in price (R36 111 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (R8 797 potential savings vs. average return price).
Average for round-trip flights in November 2025

Find 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 10 November 2025.

Fri 5/1222:00JNB - STL
2 stops30h 38mBritish Airways
Tue 9/616:48STL - JNB
2 stops31h 12mBritish Airways
Deal found 6/11R17 856
Sun 30/1123:59JNB - STL
2 stops52h 48mKLM
Wed 31/1217:13STL - JNB
2 stops34h 57mKLM
Deal found 9/11R20 535
Fri 5/1220:15JNB - STL
3 stops34h 30mMultiple Airlines
Tue 9/613:30STL - JNB
2 stops36h 05mMultiple Airlines
Deal found 7/11R25 185
Fri 5/1220:15JNB - STL
3 stops34h 30mAir Canada
Tue 9/613:30STL - JNB
2 stops36h 05mAir Canada
Deal found 6/11R27 069
Sun 30/1120:15JNB - STL
2 stops51h 14mMultiple Airlines
Wed 31/1215:50STL - JNB
1 stop33h 40mMultiple Airlines
Deal found 9/11R31 200
Sun 30/1120:15JNB - STL
3 stops46h 48mAir Canada
Wed 31/1211:05STL - JNB
3 stops38h 25mAir Canada
Deal found 9/11R44 424

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 10 November 2025.
Use the filters below to find and compare flights from Johannesburg to St. Louis that are best for you.

Fly from

Johannesburg

Fly to

St. Louis

Route

Depart

Return

Price

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 5/12

22:00-20:38

2 stops30h 38m

Lambert-St Louis

Tue 9/6

16:48-7:00

2 stops31h 12m

R17 856

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 4/2

19:35-18:14

2 stops30h 39m

Lambert-St Louis

Sun 8/2

17:20-10:25

2 stops33h 05m

R18 409

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Sun 30/11

23:59-20:47

2 stops52h 48m

Lambert-St Louis

Wed 31/12

17:13-12:10

2 stops34h 57m

R20 535

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 5/12

20:15-22:45

3 stops34h 30m

Lambert-St Louis

Tue 9/6

13:30-8:35

2 stops36h 05m

R25 185

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 5/12

20:15-22:45

3 stops34h 30m

Lambert-St Louis

Tue 9/6

13:30-8:35

2 stops36h 05m

R25 185

Flights are sorted by cheapest return flights first.

Deals found on 6/11

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

How far ahead should I book a flight from Johannesburg 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 7 November 2025.

Booking 40 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.

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

Currently, February is the cheapest month in which you can book a flight from Johannesburg to St. Louis (average of R16 387). Flying from Johannesburg to St. Louis in July is currently the most expensive (average of R18 634). 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.

What is the cheapest time of day to fly from JNB to STL?

Find hourly flight availability from Johannesburg to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 November 2025.

One of the essential ways to save on airfare from Johannesburg to St. Louis is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 25% on airfare.

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

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 10 November 2025.
Get a feel of what it's like to fly with KLM, Virgin Atlantic, andAir France 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.

Boarding

7,8

Crew

8,4

Food

7,3

Overall

7,7

Comfort

7,7

Entertainment

7,1

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Boarding

7,8

Crew

8,4

Food

7,3

Overall

7,7

Comfort

7,7

Entertainment

7,1

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Boarding

7,8

Crew

8,4

Food

7,3

Overall

7,7

Comfort

7,7

Entertainment

7,1

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Boarding

7,8

Crew

8,4

Food

7,3

Overall

7,7

Comfort

7,7

Entertainment

7,1

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Boarding

7,8

Crew

8,4

Food

7,3

Overall

7,7

Comfort

7,7

Entertainment

7,1

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Boarding

7,8

Crew

8,4

Food

7,3

Overall

7,7

Comfort

7,7

Entertainment

7,1

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 British Airways fly from Johannesburg to St. Louis in about 30h 38m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 14185 km.

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

    According to our current data, United Airlines (R16 983), KLM (R17 241), and Lufthansa (R17 503) offers the cheapest pricing from Johannesburg to St. Louis. These flights start at 21% lower than the current average price 3 months from now.

  • 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, February is the cheapest month in which you can book a flight from Johannesburg to St. Louis (average of R16 387). Flying from Johannesburg to St. Louis in July is currently the most expensive (average of R18 634). 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

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Alternative routes for Johannesburg to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

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 10 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR16 983AverageR25 930FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR17 241AverageR20 785FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapestR17 503AverageR21 924FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestR17 762AverageR20 955FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapestR17 773AverageR20 097FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapestR17 959AverageR24 105FlexibilityNo cancel feeOn-time77%
Search Air France flights
Qatar AirwaysCheapestR23 237AverageR27 908FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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

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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.

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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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