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Cheap flights from Cape Town to St. Louis

CPT — STL
Dec 5 — Dec 121
1 adult
1 adult, Economy, 0 bags

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 5 November 2025.

Round-trip from

R17 317

One-way from

R14 422

Popular in

January

Cheapest in

October

Average price

R20 857
United Airlines
  • United Airlines
  • 31/3-11/4
  • 4 total stops
  • 49h 08m total
  • Cape Town to St. Louis
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Qatar Airways
  • Qatar Airways
  • 24/11
  • 2 total stops
  • 43h 21m total
  • Cape Town to St. Louis
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Highest demand for flights based on searches. 19% potential increase in price (R102 455 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (R22 564 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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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 427). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R23 647). 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 5 November 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.

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 5 November 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
1 405 reviews
Check prices

Food

7,3

Comfort

7,7

Overall

7,7

Boarding

7,8

Crew

8,4

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.
KLM
7,7
Good
1 405 reviews
KLM
7,7
Good
1 405 reviews
Check prices

Food

7,3

Comfort

7,7

Overall

7,7

Boarding

7,8

Crew

8,4

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.
United Airlines
7,4
Good
9 000 reviews
KLM
7,7
Good
1 405 reviews
Check prices

Food

7,3

Comfort

7,7

Overall

7,7

Boarding

7,8

Crew

8,4

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.
British Airways
6,7
Okay
7 495 reviews
KLM
7,7
Good
1 405 reviews
Check prices

Food

7,3

Comfort

7,7

Overall

7,7

Boarding

7,8

Crew

8,4

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 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?

    United Airlines and Delta can get you from Cape Town to St. Louis in just under 25h 18m. Your travel time can differ by up to 18h 31m. 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 930, 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 796 and R19 449, respectively. United Airlines is currently priced 28% 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 427). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R23 647). 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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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 5 November 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 5 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR16 930AverageR22 967FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR17 796AverageR21 750FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapestR19 449AverageR21 899FlexibilityNo 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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