R2 727+ 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 13/1. 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 — CPT
Dec 7 — Dec 141
1 adult
1 adult, Economy, 0 bags

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 7 November 2025.

Mon 26/112:00STL - CPT
1 stop23h 15mDelta
Thu 5/221:30CPT - STL
1 stop21h 36mDelta
Deal found 6/11R20 689
Thu 29/19:57STL - CPT
2 stops22h 13mUnited Airlines
Mon 9/220:50CPT - STL
2 stops23h 39mUnited Airlines
Deal found 6/11R20 776
Thu 29/117:04STL - JNB
2 stops31h 36mQatar Airways
Thu 19/213:45JNB - STL
2 stops35h 20mQatar Airways
Deal found 6/11R21 402
Tue 27/117:04STL - JNB
2 stops31h 36mQatar Airways
Mon 9/213:45JNB - STL
2 stops32h 58mQatar Airways
Deal found 6/11R21 645
Fri 30/19:59STL - CPT
2 stops27h 56mKLM
Sun 8/223:45CPT - STL
2 stops29h 00mKLM
Deal found 6/11R21 749
Thu 29/18:30STL - CPT
1 stop23h 40mUnited Airlines
Sun 8/220:50CPT - STL
1 stop21h 23mUnited Airlines
Deal found 6/11R21 888
Thu 29/117:04STL - JNB
2 stops31h 36mQatar Airways
Sun 8/213:45JNB - STL
2 stops34h 29mQatar Airways
Deal found 6/11R22 079
Fri 30/111:55STL - JNB
2 stops32h 00mQatar Airways
Mon 9/213:45JNB - STL
2 stops32h 58mQatar Airways
Deal found 6/11R22 340
Wed 28/117:12STL - JNB
2 stops31h 28mQatar Airways
Sat 7/213:45JNB - STL
2 stops41h 14mQatar Airways
Deal found 6/11R22 409
Fri 30/115:50STL - CPT
1 stop35h 10mLufthansa
Thu 5/29:30CPT - STL
2 stops46h 29mLufthansa
Deal found 6/11R22 444
Sat 6/1216:49STL - CPT
2 stops33h 31mAmerican Airlines
Sat 13/1220:50CPT - STL
2 stops30h 40mAmerican Airlines
Deal found 6/11R22 479
Thu 5/315:34STL - JNB
2 stops32h 01mAmerican Airlines
Mon 9/322:00JNB - STL
2 stops30h 48mAmerican Airlines
Deal found 6/11R22 479

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 7 November 2025. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

Cape Town

Route

Depart

Return

Price

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Mon 26/1

12:00-19:15

1 stop23h 15m

Cape Town Intl

Tue 10/2

21:30-16:07

1 stop26h 37m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Mon 26/1

8:30-16:10

1 stop23h 40m

Cape Town Intl

Wed 11/2

20:50-10:58

1 stop22h 08m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Thu 29/1

12:00-19:15

1 stop23h 15m

Cape Town Intl

Sun 8/2

21:30-17:50

1 stop28h 20m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sat 31/1

12:44-16:10

1 stop19h 26m

Cape Town Intl

Tue 10/2

20:50-19:27

1 stop30h 37m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sat 31/1

17:33-19:15

1 stop17h 42m

Cape Town Intl

Mon 9/2

21:30-16:07

1 stop26h 37m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Mon 26/1

8:30-16:10

1 stop23h 40m

Cape Town Intl

Fri 6/2

20:50-19:27

1 stop30h 37m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Wed 28/1

17:04-19:15

1 stop18h 11m

Cape Town Intl

Fri 6/2

21:30-15:58

1 stop26h 28m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sun 1/2

12:00-19:15

1 stop23h 15m

Cape Town Intl

Tue 10/2

21:30-11:56

1 stop22h 26m

R20 689

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Wed 28/1

13:15-18:00

2 stops20h 45m

Cape Town Intl

Fri 6/2

20:50-10:13

1 stop21h 23m

R20 776

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Wed 28/1

13:15-18:00

2 stops20h 45m

Cape Town Intl

Wed 11/2

20:50-10:58

1 stop22h 08m

R20 776

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 26 results
1
2
3

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, February is the cheapest month in which you can book a flight from St. Louis (average of R18 553). Flying from St. Louis in July will prove the most costly (average of R29 705). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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.

Direct flights from Missouri

Book a direct flight from one of these other cities located in Missouri.
Direct flights from Kansas City

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 7 November 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, Cancún, Atlanta. While Denver, Cancún, Atlanta are the top choices made by travellers year-round.

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

    February is currently the cheapest month to fly from St. Louis. At this moment in time July 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!

See more FAQs

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 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.