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Cheap flights from Cape Town to St. Louis from R13 621

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 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — STL
May 3 — May 101
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cape Town to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Cape Town to St. Louis
Explore the most affordable flight options available from Cape Town to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2026.

Thu 21/519:30
CPT
-
STL
2 stops32h 00m
Qatar Airways
Wed 26/816:18
STL
-
CPT
2 stops34h 57m
Qatar Airways
Deal found 2/4R22 228
Thu 21/516:35
CPT
-
STL
2 stops35h 41m
Turkish Airlines
Wed 26/817:32
STL
-
CPT
2 stops59h 18m
Turkish Airlines
Deal found 31/3R24 057
Thu 7/519:30
CPT
-
STL
2 stops35h 26m
Qatar Airways
Mon 7/1214:54
STL
-
CPT
2 stops35h 36m
Qatar Airways
Deal found 1/4R26 988
Fri 6/1112:35
CPT
-
STL
2 stops37h 02m
Qatar Airways
Tue 10/118:40
STL
-
CPT
2 stops41h 50m
Qatar Airways
Deal found 2/4R29 309
Thu 21/517:55
CPT
-
STL
1 stop26h 30m
United Airlines
Wed 26/815:30
STL
-
CPT
1 stop35h 00m
United Airlines
Deal found 2/4R30 292

Find flight deals from Cape Town to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Cape Town (CPT) 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 3 April 2026.

Round-trip from

R22 228

One-way from

R13 621

Popular in

January

Cheapest in

February

Average price

R20 839
Qatar Airways
  • Qatar Airways
  • 21/5-26/8
  • 4 total stops
  • 66h 57m total
  • Cape Town to St. Louis
Search Deals
Qatar Airways
  • Qatar Airways
  • 17/5
  • 2 total stops
  • 40h 19m total
  • Cape Town to St. Louis
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (R37 004 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (R16 363 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cape Town 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 3 April 2026.
Use the filters below to find and compare flights from Cape Town to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 21/5

19:30-20:30

2 stops32h 00m

Lambert-St Louis

Wed 26/8

16:18-10:15

2 stops34h 57m

R22 228

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 7/5

19:30-23:56

2 stops35h 26m

Lambert-St Louis

Mon 7/12

14:54-10:30

2 stops35h 36m

R26 988
Fastest return journey

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 21/5

17:55-13:25

1 stop26h 30m

Lambert-St Louis

Wed 26/8

15:30-9:30

1 stop35h 00m

R30 292

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 7/5

19:50-23:57

1 stop35h 07m

Lambert-St Louis

Mon 7/12

18:45-11:00

2 stops32h 15m

R30 851

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 21/5

23:15-23:59

2 stops31h 44m

Lambert-St Louis

Wed 26/8

19:05-17:50

1 stop39h 45m

R31 614

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 7/5

19:50-23:57

1 stop35h 07m

Lambert-St Louis

Mon 7/12

17:20-18:00

1 stop40h 40m

R37 306

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 7/5

15:25-10:44

3 stops50h 19m

Lambert-St Louis

Mon 7/12

6:40-14:35

2 stops23h 55m

R43 388
Cheapest one-way

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Mon 20/4

13:00-23:46

2 stops41h 46m

R16 705

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Wed 22/4

13:00-22:17

2 stops40h 17m

R16 789

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Sat 18/4

13:00-23:46

2 stops41h 46m

R17 027

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Cape Town to St. Louis

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

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

Currently, October is the cheapest month in which you can book a flight from Cape Town to St. Louis (average of R16 434). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R21 720). 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 Cape Town 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 3 April 2026.
Check out reviews from past customers who have flown with KLM,Qatar Airways, andUnited Airlines from Cape Town to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7,7
Good
1 485 reviews
Check prices

Crew

8,4

Food

7,3

Overall

7,7

Entertainment

7,1

Boarding

7,8

Comfort

7,6

Reviews

1 / 20
2,0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7,7
Good
1 485 reviews
KLM
7,7
Good
1 485 reviews
Check prices

Crew

8,4

Food

7,3

Overall

7,7

Entertainment

7,1

Boarding

7,8

Comfort

7,6

Reviews

1 / 20
2,0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Qatar Airways
7,4
Good
3 730 reviews
KLM
7,7
Good
1 485 reviews
Check prices

Crew

8,4

Food

7,3

Overall

7,7

Entertainment

7,1

Boarding

7,8

Comfort

7,6

Reviews

1 / 20
2,0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7,4
Good
9 538 reviews
KLM
7,7
Good
1 485 reviews
Check prices

Crew

8,4

Food

7,3

Overall

7,7

Entertainment

7,1

Boarding

7,8

Comfort

7,6

Reviews

1 / 20
2,0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

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

    Qatar Airways and United Airlines can get you from Cape Town to St. Louis in just under 26h 30m. Your travel time can differ by up to 5h 30m. There are 13786 km between Cape Town and St. Louis. 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 Cape Town to St. Louis round-trip?

    Currently priced at R16 612, United Airlines will fly you from Cape Town to St. Louis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Qatar Airways - these airlines can fly you to your destination from R17 293 and R22 733, respectively. United Airlines is currently priced 24% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cape Town 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 Cape Town to St. Louis?

    Currently, October is the cheapest month in which you can book a flight from Cape Town to St. Louis (average of R16 434). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R21 720). 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

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Fly from Cape Town to St. Louis on these airlines

Choose from the following airlines for your flight from Cape Town to St. Louis. Flights are based on user searches made on Cheapflights and were last updated on 3 April 2026.
United Airlines flights from Cape Town Intl to Lambert-St Louis
KLM flights from Cape Town Intl to Lambert-St Louis

Top 3 airlines flying from Cape Town to St. Louis

Discover the top 3 airlines that operate flights from Cape Town 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 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR16 612AverageR20 497FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR17 293AverageR21 130FlexibilityNo cancel feeOn-time75%
Search KLM flights
Qatar AirwaysCheapestR22 733AverageR26 953FlexibilityNo 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 Cape Town to St. Louis?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cape Town to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Cape Town 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 Cape Town to St. Louis.

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

Need flexible booking options for your flight to St. Louis from Cape Town? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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