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Cheap flights from St. Louis to South Africa from $725

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to South Africa departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Qatar Airways Logo
12:21 pm - 9:35 amSTL-JNB
38h 14m2 stops
Qatar Airways Logo
8:20 pm - 8:53 pmJNB-STL
31h 33m2 stops
$1,192Qatar Airways
Find Deal
Wed, Oct 22 - Tue, Oct 28
Qatar Airways Logo
5:49 pm - 8:40 amSTL-JNB
30h 51m2 stops
Qatar Airways Logo
1:45 pm - 2:02 pmJNB-STL
31h 17m2 stops
$1,202Qatar Airways
Find Deal
Thu, Mar 5 - Mon, Mar 9
American Airlines Logo
6:04 pm - 10:25 amSTL-JNB
32h 21m2 stops
American Airlines Logo
10:00 pm - 7:27 pmJNB-STL
29h 27m2 stops
$1,252American Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Multiple Airlines Logo
8:42 am - 8:20 amSTL-JNB
40h 38m2 stops
Multiple Airlines Logo
9:50 am - 2:53 pmJNB-STL
37h 03m2 stops
$1,254Multiple Airlines
Find Deal
Tue, Oct 14 - Wed, Nov 12
American Airlines Logo
5:40 pm - 7:35 amSTL-JNB
29h 55m2 stops
American Airlines Logo
7:35 pm - 5:38 pmJNB-STL
30h 03m2 stops
$1,258American Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 11
United Airlines Logo
10:30 am - 6:35 pmSTL-JNB
24h 05m2 stops
United Airlines Logo
10:00 pm - 11:58 pmJNB-STL
33h 58m1 stop
$1,355United Airlines
Find Deal
Thu, Feb 12 - Sat, Feb 21
United Airlines Logo
7:00 am - 6:35 pmSTL-JNB
27h 35m1 stop
United Airlines Logo
10:00 pm - 11:58 pmJNB-STL
33h 58m1 stop
$1,359United Airlines
Find Deal
Thu, Feb 12 - Sat, Feb 21
Delta Logo
12:30 pm - 7:15 pmSTL-CPT
22h 45m1 stop
Delta Logo
9:30 pm - 10:50 amCPT-STL
21h 20m1 stop
$1,371Delta
Find Deal
Sat, Jan 31 - Sun, Feb 8
Delta Logo
10:00 am - 7:15 pmSTL-CPT
25h 15m1 stop
Delta Logo
9:30 pm - 4:55 pmCPT-STL
27h 25m2 stops
$1,376Delta
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Sat, Jan 31 - Sun, Feb 8
Multiple Airlines Logo
5:15 pm - 7:00 pmSTL-JNB
17h 45m1 stop
Multiple Airlines Logo
7:40 pm - 4:07 pmJNB-STL
52h 27m2 stops
$1,430Multiple Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 11

American Airlines flights from St. Louis to South Africa

Our best American Airlines deals on St. Louis to South Africa flight tickets
American Airlines
Nov 5
STL6:04 pmLambert-St Louis
32h 21m
2 stops
JNB10:25 amJohannesburg OR Tambo
Nov 12
JNB10:00 pmJohannesburg OR Tambo
29h 27m
2 stops
STL7:27 pmLambert-St Louis
$1,252
Find similar
American Airlines
Nov 4
STL5:40 pmLambert-St Louis
29h 55m
2 stops
JNB7:35 amJohannesburg OR Tambo
Nov 11
JNB7:35 pmJohannesburg OR Tambo
30h 03m
2 stops
STL5:38 pmLambert-St Louis
$1,258
Find similar
American Airlines
Nov 4
STL6:04 pmLambert-St Louis
34h 06m
2 stops
CPT12:10 pmCape Town Intl
Nov 11
CPT8:50 pmCape Town Intl
32h 10m
2 stops
STL9:00 pmLambert-St Louis
$1,277
Find similar

Air Canada flights from St. Louis to South Africa

Our best Air Canada deals on St. Louis to South Africa flight tickets
Air Canada
Nov 10
STL12:31 pmLambert-St Louis
36h 59m
3 stops
JNB9:30 amJohannesburg OR Tambo
Nov 24
JNB8:15 pmJohannesburg OR Tambo
33h 25m
3 stops
STL9:40 pmLambert-St Louis
$1,570
Find similar
Air Canada
Nov 4
STL4:05 pmLambert-St Louis
34h 25m
2 stops
JNB10:30 amJohannesburg OR Tambo
Nov 11
JNB8:15 pmJohannesburg OR Tambo
34h 30m
3 stops
STL10:45 pmLambert-St Louis
$1,667
Find similar
Air Canada
Nov 5
STL12:31 pmLambert-St Louis
36h 59m
3 stops
JNB9:30 amJohannesburg OR Tambo
Nov 12
JNB8:15 pmJohannesburg OR Tambo
46h 36m
3 stops
STL10:51 amLambert-St Louis
$1,735
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to South Africa 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, momondo users made 832,500 searches. Data last updated September 21, 2025.
Use the filters below to find and compare flights from St. Louis to South Africa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Wed 10/22

12:21 pm-9:35 am

2 stops38h 14m

Johannesburg OR Tambo

Tue 10/28

8:20 pm-8:53 pm

2 stops31h 33m

$1,192

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 3/5

5:49 pm-8:40 am

2 stops30h 51m

Johannesburg OR Tambo

Mon 3/9

1:45 pm-2:02 pm

2 stops31h 17m

$1,202

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Wed 11/5

6:04 pm-10:25 am

2 stops32h 21m

Johannesburg OR Tambo

Wed 11/12

10:00 pm-7:27 pm

2 stops29h 27m

$1,252

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Tue 10/14

8:42 am-8:20 am

2 stops40h 38m

Johannesburg OR Tambo

Wed 11/12

9:50 am-2:53 pm

2 stops37h 03m

$1,254

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Tue 11/4

5:40 pm-7:35 am

2 stops29h 55m

Johannesburg OR Tambo

Tue 11/11

7:35 pm-5:38 pm

2 stops30h 03m

$1,258

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 2/12

10:30 am-6:35 pm

2 stops24h 05m

Johannesburg OR Tambo

Sat 2/21

10:00 pm-11:58 pm

1 stop33h 58m

$1,355

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 2/12

7:00 am-6:35 pm

1 stop27h 35m

Johannesburg OR Tambo

Sat 2/21

10:00 pm-11:58 pm

1 stop33h 58m

$1,359

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sat 1/31

12:30 pm-7:15 pm

1 stop22h 45m

Cape Town Intl

Sun 2/8

9:30 pm-10:50 am

1 stop21h 20m

$1,371

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sat 1/31

10:00 am-7:15 pm

1 stop25h 15m

Cape Town Intl

Sun 2/8

9:30 pm-4:55 pm

2 stops27h 25m

$1,376

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Tue 11/4

5:15 pm-7:00 pm

1 stop17h 45m

Johannesburg OR Tambo

Tue 11/11

7:40 pm-4:07 pm

2 stops52h 27m

$1,430

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to South Africa from

How to get the cheapest flight ticket from St. Louis to South Africa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to South Africa?

In general, February is the cheapest month to fly from St. Louis to South Africa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,166. The month of May is another great option to travel to South Africa, with average flight prices from St. Louis averaging around $1,264.

What is the cheapest day to depart on your flight to South Africa?

The cheapest day to depart on your flight to South Africa is on a Friday when prices can be found for as low as $1,553. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to South Africa on Tuesday is $1,966.

What is the cheapest time of day to depart on your flight to South Africa?

The cheapest time of day to fly to South Africa is in the evening when flights can be purchased for as low as $1,518. In contrast, the most expensive time of day to depart to South Africa is in the afternoon when prices are around $1,753.

Cheap St. Louis to South Africa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to South Africa

Direct flights

None
There are no direct flights from St. Louis to South Africa. There are no popular flight routes from St. Louis to South Africa.
Search flight deals

  • When did momondo last update prices for flights from Lambert-St Louis Airport to South Africa?

    Prices for flights from Lambert-St Louis Airport to South Africa are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to South Africa?

  • How old do you have to be to fly from Lambert-St Louis Airport to South Africa?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to South Africa.

  • What documentation or ID do you need to fly to South Africa?

    The required travel and health documents for your South Africa trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Africa. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from St. Louis to South Africa

Compare and see reviews for airlines that fly from St. Louis to South Africa with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $1,065Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,080Free CancellationRating
7.4
8,922 reviews
Search United Airlines flights
DeltaPriceFrom $1,328Free CancellationRating
7.9
7,971 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to South Africa?

It is quick and easy to find St. Louis to South Africa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Africa that suits you.

Can I find flights from St. Louis to South Africa with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to South Africa flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to South Africa?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to South Africa from St. Louis.

I’m not ready to book a flight from St. Louis to South Africa right now. Can momondo alert me if prices change?

If you are simply researching potential flights to South Africa, momondo offers a useful price alert feature which will track prices for flights to South Africa from St. Louis and alert you when they change.

An easier way to manage your South Africa trip

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Find better results for your trip to South Africa

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