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Cheap flights from Cape Town to St. Louis from R18 174

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — STL
Sep 11 — Sep 181
1 adult

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 6 September 2025.

Round-trip from

R18 174

Popular in

January

Cheapest in

October

Average price

R19 515
Delta
  • Delta
  • 19/10-26/10
  • 3 total stops
  • 52h 09m total
  • Cape Town to St. Louis
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (R77 714 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (R13 561 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Cape Town to St. Louis

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 6 September 2025.

Sun 19/1019:30CPT - STL
2 stops28h 59mDelta
Sun 26/1014:15STL - CPT
2 stops22h 00mDelta
Deal found 4/9R18 174
Sun 14/920:05CPT - STL
1 stop19h 09mDelta
Wed 24/96:00STL - CPT
2 stops32h 25mDelta
Deal found 4/9R18 386
Sun 14/920:00CPT - STL
1 stop21h 02mUnited Airlines
Wed 24/96:15STL - CPT
2 stops27h 55mUnited Airlines
Deal found 6/9R19 780
Sun 19/1016:35CPT - STL
3 stops31h 00mMultiple Airlines
Sun 26/109:35STL - CPT
2 stops41h 55mMultiple Airlines
Deal found 4/9R36 224

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 6 September 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

Sun 19/10

19:30-20:23

2 stops31h 53m

Lambert-St Louis

Sun 26/10

15:59-19:15

1 stop20h 16m

R18 174

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Wed 4/2

20:35-13:47

2 stops49h 12m

Lambert-St Louis

Sun 8/2

13:48-12:10

2 stops38h 22m

R22 214

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

16:00-19:15

1 stop19h 15m

R32 184

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Sun 19/10

16:35-16:35

3 stops31h 00m

Lambert-St Louis

Sun 26/10

9:35-10:30

2 stops41h 55m

R36 224

Flights are sorted by cheapest return flights first.

Deals found on 4/9

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 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 6 September 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 in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 8% 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 6 September 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
7,8
Good
1 382 reviews
Check prices

Overall

7,8

Crew

8,4

Entertainment

7,1

Boarding

7,8

Comfort

7,7

Food

7,3

Reviews

1 / 20
10,0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy
KLM
7,8
Good
1 382 reviews
KLM
7,8
Good
1 382 reviews
Check prices

Overall

7,8

Crew

8,4

Entertainment

7,1

Boarding

7,8

Comfort

7,7

Food

7,3

Reviews

1 / 20
10,0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy
United Airlines
7,4
Good
8 936 reviews
KLM
7,8
Good
1 382 reviews
Check prices

Overall

7,8

Crew

8,4

Entertainment

7,1

Boarding

7,8

Comfort

7,7

Food

7,3

Reviews

1 / 20
10,0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy
British Airways
6,7
Okay
7 350 reviews
KLM
7,8
Good
1 382 reviews
Check prices

Overall

7,8

Crew

8,4

Entertainment

7,1

Boarding

7,8

Comfort

7,7

Food

7,3

Reviews

1 / 20
10,0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

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?

    Delta and British Airways can get you from Cape Town to St. Louis in just under 31h 53m. Your travel time can differ by up to 17h 19m. 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 R17 067, 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 R18 006 and R19 678, 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.

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 6 September 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 6 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR17 067AverageR21 779FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR18 006AverageR22 007FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapestR19 678AverageR22 157FlexibilityNo 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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