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R15 322+ 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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
— STL
Jun 8 — Jun 151
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 9 May 2026.

Mon 2/119:50
JNB
-
STL
2 stops38h 46m
Multiple Airlines
Mon 9/116:00
STL
-
JNB
2 stops42h 20m
Multiple Airlines
Deal found 6/5R20 308
Sat 26/920:25
JNB
-
STL
2 stops27h 30m
Delta
Sun 4/1013:30
STL
-
JNB
1 stop23h 10m
Delta
Deal found 7/5R21 703
Fri 31/720:55
JNB
-
STL
2 stops34h 20m
Qatar Airways
Tue 18/89:31
STL
-
JNB
2 stops40h 29m
Qatar Airways
Deal found 4/5R21 949
Sat 1/820:55
JNB
-
STL
2 stops34h 21m
Qatar Airways
Tue 18/89:31
STL
-
JNB
2 stops40h 29m
Qatar Airways
Deal found 4/5R22 195
Mon 2/1119:45
JNB
-
STL
2 stops30h 53m
United Airlines
Mon 9/116:30
STL
-
JNB
1 stop28h 05m
United Airlines
Deal found 6/5R22 408
Thu 24/920:25
JNB
-
STL
2 stops33h 36m
Delta
Fri 2/106:45
STL
-
JNB
2 stops29h 55m
Delta
Deal found 7/5R22 490
Sun 27/919:00
JNB
-
STL
2 stops27h 38m
United Airlines
Sun 4/1011:59
STL
-
JNB
1 stop23h 31m
United Airlines
Deal found 7/5R22 539
Sun 21/620:55
JNB
-
STL
2 stops34h 21m
Multiple Airlines
Sun 28/66:02
STL
-
JNB
2 stops38h 58m
Multiple Airlines
Deal found 6/5R23 146
Sun 2/820:55
JNB
-
STL
2 stops47h 57m
Multiple Airlines
Wed 19/89:31
STL
-
JNB
2 stops40h 29m
Multiple Airlines
Deal found 5/5R23 310
Sun 2/820:55
JNB
-
STL
2 stops29h 23m
Qatar Airways
Wed 19/89:31
STL
-
JNB
2 stops40h 29m
Qatar Airways
Deal found 4/5R23 556
Sun 2/820:55
JNB
-
STL
2 stops29h 23m
Qatar Airways
Tue 18/89:31
STL
-
JNB
2 stops35h 29m
Qatar Airways
Deal found 4/5R23 573

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 9 May 2026.

Return from

R20 308

One-way from

R15 322

Popular in

January

Cheapest in

October

Average price

R18 455
2/11-9/11
  • 2/11-9/11
  • 4 total stops
  • 81h 06m total
  • Johannesburg to St. Louis
Search Deals
Qatar Airways
  • Qatar Airways
  • 21/5
  • 2 total stops
  • 31h 40m total
  • Johannesburg to St. Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (R2 029 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (R705 potential savings vs. average return price).
Search Deals
Average for return flights in May 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 9 May 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

Mon 2/11

9:50-16:36

2 stops38h 46m

Lambert-St Louis

Mon 9/11

6:00-8:20

2 stops42h 20m

R20 308

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Mon 2/11

19:45-18:38

2 stops30h 53m

Lambert-St Louis

Mon 9/11

6:30-18:35

1 stop28h 05m

R22 408

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Sun 21/6

20:55-0:16

2 stops34h 21m

Lambert-St Louis

Sun 28/6

6:02-4:00

2 stops38h 58m

R23 146

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Sun 2/8

20:55-13:52

2 stops47h 57m

Lambert-St Louis

Wed 19/8

9:31-9:00

2 stops40h 29m

R23 310

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 25/9

12:40-20:03

2 stops38h 23m

Lambert-St Louis

Sun 4/10

14:45-4:00

2 stops30h 15m

R24 820

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Mon 25/5

21:55-13:10

2 stops46h 15m

Lambert-St Louis

Thu 23/7

7:08-19:40

1 stop29h 32m

R26 115

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Thu 21/5

19:00-15:46

2 stops27h 46m

Lambert-St Louis

Mon 20/7

6:01-18:30

1 stop29h 29m

R26 181

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Mon 2/11

20:15-22:54

3 stops34h 39m

Lambert-St Louis

Mon 9/11

16:15-10:30

2 stops34h 15m

R26 378

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Sun 2/8

19:00-13:25

1 stop25h 25m

Lambert-St Louis

Wed 19/8

12:30-18:30

1 stop23h 00m

R27 805
Fastest return journey

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Mon 3/8

19:00-13:25

1 stop25h 25m

Lambert-St Louis

Wed 19/8

16:52-18:30

1 stop18h 38m

R27 920

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 14 resultsSorted by cheapest first
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?

To ensure you get the cheapest price possible for a flight to St. Louis, you should look to book at least 87 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 28 hours 37 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 United Airlines, British Airways and KLM.

United Airlines
United Airlines
From R16 004
British Airways
British Airways
From R16 812
Virgin Atlantic
Virgin Atlantic
From R16 384
KLM
KLM
From R16 816

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

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

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 9 May 2026.
Get a feel of what it's like to fly with KLM,Qatar Airways, 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
1 510 reviews
Check prices

Food

7,3

Entertainment

7,2

Boarding

7,8

Comfort

7,7

Crew

8,4

Overall

7,8

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
1 510 reviews
KLM
7,8
Good
1 510 reviews
Check prices

Food

7,3

Entertainment

7,2

Boarding

7,8

Comfort

7,7

Crew

8,4

Overall

7,8

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
7,4
Good
3 729 reviews
KLM
7,8
Good
1 510 reviews
Check prices

Food

7,3

Entertainment

7,2

Boarding

7,8

Comfort

7,7

Crew

8,4

Overall

7,8

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
9 693 reviews
KLM
7,8
Good
1 510 reviews
Check prices

Food

7,3

Entertainment

7,2

Boarding

7,8

Comfort

7,7

Crew

8,4

Overall

7,8

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
7,4
Good
688 reviews
KLM
7,8
Good
1 510 reviews
Check prices

Food

7,3

Entertainment

7,2

Boarding

7,8

Comfort

7,7

Crew

8,4

Overall

7,8

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
7 954 reviews
KLM
7,8
Good
1 510 reviews
Check prices

Food

7,3

Entertainment

7,2

Boarding

7,8

Comfort

7,7

Crew

8,4

Overall

7,8

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, Qatar Airways 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 479, while return flights cost around R3 910.

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

    A return flight to St. Louis will typically cost around R3 910, however they can be found for as little as R3 910.

  • 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 (20 hours 31 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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