R2 619+ Cheap flights from St. Louis

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — JNB
Nov 19 — Nov 261
1 adult
1 adult, Economy

Find flights from St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis
Explore the most affordable flight options available from St. Louis. Find the lowest fares based on data from user searches, with prices last updated on 20 October 2025.

Sat 31/110:00STL - CPT
1 stop25h 15mDelta
Sun 8/221:30CPT - STL
1 stop25h 31mDelta
Deal found 19/10R20 676
Wed 28/111:20STL - CPT
2 stops22h 40mUnited Airlines
Thu 5/220:50CPT - STL
2 stops23h 39mUnited Airlines
Deal found 18/10R20 745
Sat 6/1216:49STL - CPT
2 stops33h 31mAmerican Airlines
Wed 17/1218:55CPT - STL
2 stops32h 36mAmerican Airlines
Deal found 18/10R22 324
Sat 6/1213:59STL - CPT
2 stops36h 21mAmerican Airlines
Thu 18/1222:10CPT - STL
2 stops29h 20mAmerican Airlines
Deal found 18/10R22 341
Thu 5/316:59STL - JNB
2 stops30h 36mAmerican Airlines
Mon 9/322:00JNB - STL
2 stops26h 57mAmerican Airlines
Deal found 17/10R22 480
Fri 20/318:29STL - CPT
2 stops34h 41mAmerican Airlines
Tue 24/320:50CPT - STL
2 stops31h 58mAmerican Airlines
Deal found 19/10R22 497
Fri 30/115:50STL - CPT
2 stops38h 45mLufthansa
Thu 5/29:30CPT - STL
2 stops46h 29mLufthansa
Deal found 18/10R22 619
Mon 8/1216:49STL - CPT
2 stops35h 21mAmerican Airlines
Fri 19/1220:50CPT - STL
2 stops30h 41mAmerican Airlines
Deal found 18/10R22 757
Mon 8/1217:58STL - CPT
2 stops34h 12mAmerican Airlines
Thu 18/1222:10CPT - STL
2 stops29h 20mAmerican Airlines
Deal found 18/10R22 775
Tue 4/116:00STL - JNB
2 stops42h 20mMultiple Airlines
Tue 25/119:50JNB - STL
2 stops46h 06mMultiple Airlines
Deal found 18/10R22 983
Fri 5/1215:22STL - CPT
2 stops36h 48mAmerican Airlines
Sun 21/1220:35CPT - STL
2 stops35h 10mAmerican Airlines
Deal found 18/10R23 625
Fri 5/1217:58STL - CPT
2 stops34h 12mAmerican Airlines
Thu 18/1222:10CPT - STL
2 stops29h 20mAmerican Airlines
Deal found 18/10R23 642

Find flights from St. Louis within your budget

 
Find flights departing from St. Louis that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 20 October 2025. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

OR Tambo

Route

Depart

Return

Price

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sat 31/1

12:44-16:10

1 stop19h 26m

Cape Town Intl

Wed 11/2

20:50-10:58

1 stop22h 08m

R20 676

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sat 31/1

10:00-19:15

1 stop25h 15m

Cape Town Intl

Sun 8/2

21:30-10:50

1 stop21h 20m

R20 676

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Wed 28/1

13:00-19:15

1 stop22h 15m

Cape Town Intl

Fri 6/2

21:30-16:01

1 stop26h 31m

R20 676

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sun 1/2

11:51-19:15

1 stop23h 24m

Cape Town Intl

Tue 10/2

21:30-16:01

1 stop26h 31m

R20 676

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sun 1/2

8:30-18:00

2 stops25h 30m

Cape Town Intl

Wed 11/2

20:50-10:58

1 stop22h 08m

R20 745

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Wed 28/1

8:30-18:00

2 stops25h 30m

Cape Town Intl

Tue 10/2

20:50-10:13

1 stop21h 23m

R20 745

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Thu 29/1

9:57-16:10

2 stops22h 13m

Cape Town Intl

Wed 11/2

20:50-12:25

2 stops23h 35m

R20 745

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Thu 29/1

9:57-16:10

2 stops22h 13m

Cape Town Intl

Thu 5/2

20:50-12:29

2 stops23h 39m

R20 745

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 5/3

16:59-7:35

2 stops30h 36m

Johannesburg OR Tambo

Mon 9/3

22:00-17:57

2 stops26h 57m

R22 480

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Fri 28/11

15:43-7:35

2 stops31h 52m

Johannesburg OR Tambo

Sun 15/3

19:35-19:02

2 stops30h 27m

R22 497

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 30 results
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Best time to book a flight from St. Louis

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

Travel insights for flights from St. Louis

Get recent, data-driven insights about flights from St. Louis including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis (average of R16 721). Flying from St. Louis in August will prove the most costly (average of R27 180). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Related info for your journey

Access useful and relevant information related to your journey from St. Louis. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 20 October 2025.

  • What are the most popular destinations to fly to from St. Louis?

    The most selected flight destinations from St. Louis for the current month are Denver, Boston, Atlanta. While Denver, Cancún, Atlanta are the top choices made by travellers year-round.

  • What is the cheapest month to fly from St. Louis?

    January is currently the cheapest month to fly from St. Louis. At this moment in time August is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • How does Cheapflights help users find flights from St. Louis?

    When you search for this flight from St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from St. Louis?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from St. Louis.

  • Can Cheapflights find flights from St. Louis with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

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

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Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis?

When you search for this flight from St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from St. Louis.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis, users can toggle the no change fees filter when performing a flight search.

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

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

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