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Cheap flights from Cape Town to St. Louis from R16 393

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — STL
Feb 17 — Feb 241
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 18 January 2026.

Round-trip from

R16 393

Popular in

January

Cheapest in

October

Average price

R31 590
United Airlines
  • United Airlines
  • 10/2-6/12
  • 4 total stops
  • 47h 35m total
  • Cape Town to St. Louis
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (R57 182 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (R13 179 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find 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 18 January 2026.

Mon 9/220:50
CPT
-
STL
2 stops27h 02m
United Airlines
Sun 6/1213:27
STL
-
CPT
2 stops20h 33m
United Airlines
Deal found 17/1R16 393
Wed 11/220:50
CPT
-
STL
1 stop28h 10m
Multiple Airlines
Tue 8/127:30
STL
-
CPT
1 stop26h 30m
Multiple Airlines
Deal found 17/1R17 164
Wed 11/27:55
CPT
-
STL
2 stops41h 47m
KLM
Mon 7/1211:51
STL
-
CPT
2 stops26h 49m
KLM
Deal found 17/1R17 623
Fri 13/220:50
CPT
-
STL
1 stop31h 33m
United Airlines
Mon 7/128:25
STL
-
CPT
1 stop23h 45m
United Airlines
Deal found 17/1R18 197
Fri 13/223:45
CPT
-
STL
2 stops28h 58m
KLM
Mon 7/1211:51
STL
-
CPT
2 stops26h 49m
KLM
Deal found 17/1R19 098
Fri 13/223:45
CPT
-
STL
2 stops28h 58m
KLM
Tue 8/1211:51
STL
-
CPT
2 stops26h 49m
KLM
Deal found 17/1R21 754
Thu 12/218:45
CPT
-
STL
2 stops31h 00m
Lufthansa
Mon 7/1218:45
STL
-
CPT
2 stops32h 15m
Lufthansa
Deal found 17/1R22 492
Wed 28/120:35
CPT
-
STL
2 stops48h 28m
British Airways
Sun 1/215:37
STL
-
CPT
2 stops32h 28m
British Airways
Deal found 15/1R22 705
Fri 13/220:50
CPT
-
STL
1 stop31h 33m
United Airlines
Sat 5/128:25
STL
-
CPT
1 stop23h 45m
United Airlines
Deal found 17/1R23 574
Fri 13/221:30
CPT
-
STL
2 stops27h 12m
Delta
Wed 9/1219:05
STL
-
CPT
2 stops27h 05m
Delta
Deal found 17/1R23 689
Wed 11/27:55
CPT
-
STL
2 stops41h 47m
Multiple Airlines
Wed 9/1217:00
STL
-
CPT
2 stops28h 50m
Multiple Airlines
Deal found 17/1R24 197

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 18 January 2026.
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

Tue 10/2

20:50-15:52

2 stops27h 02m

Lambert-St Louis

Sun 6/12

13:27-18:00

2 stops20h 33m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Mon 9/2

20:50-10:41

1 stop21h 51m

Lambert-St Louis

Mon 7/12

8:25-16:10

1 stop23h 45m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 12/2

20:50-21:40

2 stops32h 50m

Lambert-St Louis

Sun 6/12

13:27-18:00

2 stops20h 33m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Tue 10/2

20:50-10:13

1 stop21h 23m

Lambert-St Louis

Mon 7/12

8:25-16:10

1 stop23h 45m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Mon 9/2

20:50-15:52

2 stops27h 02m

Lambert-St Louis

Sun 6/12

13:27-18:00

2 stops20h 33m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Mon 9/2

20:50-14:30

2 stops25h 40m

Lambert-St Louis

Tue 8/12

6:15-18:00

2 stops27h 45m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Wed 11/2

20:50-15:38

2 stops26h 48m

Lambert-St Louis

Tue 8/12

6:15-18:00

2 stops27h 45m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Thu 12/2

20:50-12:21

2 stops23h 31m

Lambert-St Louis

Mon 7/12

8:25-16:10

1 stop23h 45m

R16 393

Cape TownSt. Louis

CPT - STL

CPTSTL

Cape Town Intl

Wed 11/2

20:50-16:02

2 stops27h 12m

Lambert-St Louis

Mon 7/12

8:25-16:10

1 stop23h 45m

R16 393

Flights are sorted by cheapest return flights first.

Deals found on 17/1

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 R15 852). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R21 016). 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.

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 18 January 2026.
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
1 441 reviews
Check prices

Comfort

7,6

Crew

8,4

Overall

7,7

Boarding

7,8

Entertainment

7,1

Food

7,3

Reviews

1 / 20
10,0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7,7
Good
1 441 reviews
KLM
7,7
Good
1 441 reviews
Check prices

Comfort

7,6

Crew

8,4

Overall

7,7

Boarding

7,8

Entertainment

7,1

Food

7,3

Reviews

1 / 20
10,0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7,4
Good
9 174 reviews
KLM
7,7
Good
1 441 reviews
Check prices

Comfort

7,6

Crew

8,4

Overall

7,7

Boarding

7,8

Entertainment

7,1

Food

7,3

Reviews

1 / 20
10,0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6,7
Okay
7 687 reviews
KLM
7,7
Good
1 441 reviews
Check prices

Comfort

7,6

Crew

8,4

Overall

7,7

Boarding

7,8

Entertainment

7,1

Food

7,3

Reviews

1 / 20
10,0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 can get you from Cape Town to St. Louis in just under 27h 02m. Your travel time can differ by up to . There are 13786 km between Cape Town and St. Louis.

  • What are the cheapest airlines flying from Cape Town to St. Louis round-trip?

    Currently priced at R16 163, 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 R16 729 and R18 283, 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, October is the cheapest month in which you can book a flight from Cape Town to St. Louis (average of R15 852). Flying from Cape Town to St. Louis in January is currently the most expensive (average of R21 016). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 18 January 2026.
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 18 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR16 163AverageR21 798FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR16 729AverageR21 392FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapestR18 283AverageR20 586FlexibilityNo 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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