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Cheap flights from Cape Town to St. Louis from R14 966

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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — STL
Nov 16 — Nov 231
1 adult
1 adult, Economy

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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 17 October 2025.

Sat 18/1019:50CPT - STL
1 stop21h 58mUnited Airlines
Sat 29/118:25STL - CPT
1 stop23h 45mUnited Airlines
Deal found 15/10R17 409

Cheap 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 17 October 2025.

Round-trip from

R21 860

One-way from

R14 966

Popular in

January

Cheapest in

October

Average price

R18 708
British Airways
  • British Airways
  • 4/2-8/2
  • 4 total stops
  • 66h 55m total
  • Cape Town to St. Louis
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Turkish Airlines
  • Turkish Airlines
  • 16/11
  • 2 total stops
  • 54h 32m total
  • Cape Town to St. Louis
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (R100 449 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (R21 793 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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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 17 October 2025.
Use the filters below to find and compare flights from Cape Town to St. Louis that are best for you.

Fly from

Cape Town

Fly to

St. Louis

Route

Depart

Return

Price

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Wed 4/2

20:35-18:14

2 stops29h 39m

Lambert-St Louis

Sun 8/2

14:54-12:10

2 stops37h 16m

R21 860

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Wed 4/2

20:50-20:39

2 stops31h 49m

Lambert-St Louis

Sun 8/2

10:00-19:15

1 stop25h 15m

R31 613

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Sun 16/11

17:15-15:47

2 stops54h 32m

R14 966

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Sun 16/11

21:30-13:00

1 stop23h 30m

R17 010

Flights are sorted by cheapest return flights first.

Deals found on 16/10

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, July is the cheapest month in which you can book a flight from Cape Town to St. Louis (average of R16 317). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R37 797). 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 CPT to STL?

Find hourly flight availability from Cape Town 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 17 October 2025.

One of the essential ways to save on airfare from Cape Town to St. Louis is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening could potentially save you up to 18% on airfare.

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 17 October 2025.
Check out reviews from past customers who have flown with KLM, United Airlines, andBritish Airways 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
1 404 reviews
Check prices

Boarding

7,8

Entertainment

7,1

Comfort

7,6

Crew

8,4

Food

7,3

Overall

7,7

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.
KLM
7,7
Good
1 404 reviews
KLM
7,7
Good
1 404 reviews
Check prices

Boarding

7,8

Entertainment

7,1

Comfort

7,6

Crew

8,4

Food

7,3

Overall

7,7

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.
United Airlines
7,4
Good
8 982 reviews
KLM
7,7
Good
1 404 reviews
Check prices

Boarding

7,8

Entertainment

7,1

Comfort

7,6

Crew

8,4

Food

7,3

Overall

7,7

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.
British Airways
6,7
Okay
7 457 reviews
KLM
7,7
Good
1 404 reviews
Check prices

Boarding

7,8

Entertainment

7,1

Comfort

7,6

Crew

8,4

Food

7,3

Overall

7,7

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 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?

    British Airways and Virgin Atlantic can get you from Cape Town to St. Louis in just under 29h 39m. Your travel time can differ by up to 2h 10m. 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 817, 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 British Airways - these airlines can fly you to your destination from R17 677 and R19 319, respectively. United Airlines is currently priced 29% 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, July is the cheapest month in which you can book a flight from Cape Town to St. Louis (average of R16 317). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R37 797). 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 17 October 2025.
United Airlines flights from Cape Town Intl to Lambert-St Louis
KLM flights from Cape Town Intl to Lambert-St Louis
British Airways 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 17 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR16 817AverageR22 986FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR17 677AverageR21 604FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapestR19 319AverageR21 752FlexibilityNo cancel feeOn-time70%
Search British 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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