R2 297+ 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 8/2. 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
Jan 16 — Jan 231
1 adult
1 adult, Economy, 0 bags

What to know about flights from St. Louis

Discover essential information about flights departing from St. Louis, including flight schedules, destinations, airlines operating at the St. Louis airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 17 December 2025.

Cheapest airline

KLM

Good one-way deal

R20 877 or less
On average, KLM currently has the cheapest one-way flight from Lambert-St Louis (avg. price of R28 471).
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Price to beat on a one-way flight from Lambert-St Louis.
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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 17 December 2025.

Wed 21/17:10STL - CPT
1 stop28h 05mDelta
Sun 1/221:30CPT - STL
1 stop28h 20mDelta
Deal found 15/12R19 990
Wed 21/113:00STL - CPT
1 stop22h 15mDelta
Wed 4/223:45CPT - STL
2 stops28h 58mDelta
Deal found 14/12R20 694
Fri 30/19:59STL - CPT
2 stops29h 36mMultiple Airlines
Fri 6/221:30CPT - STL
1 stop26h 26mMultiple Airlines
Deal found 16/12R21 231
Thu 29/115:37STL - JNB
2 stops31h 58mAmerican Airlines
Thu 5/222:00JNB - STL
2 stops28h 34mAmerican Airlines
Deal found 15/12R21 734
Fri 30/18:05STL - CPT
2 stops25h 55mUnited Airlines
Fri 6/220:50CPT - STL
2 stops23h 39mUnited Airlines
Deal found 16/12R21 750
Fri 13/317:50STL - JNB
2 stops33h 35mAmerican Airlines
Sun 22/322:00JNB - STL
2 stops27h 07mAmerican Airlines
Deal found 13/12R22 153
Sun 15/27:10STL - CPT
1 stop28h 05mDelta
Sun 22/223:45CPT - STL
2 stops31h 38mDelta
Deal found 15/12R22 371
Fri 15/518:29STL - JNB
2 stops29h 31mAmerican Airlines
Sat 23/521:15JNB - STL
1 stop29h 15mAmerican Airlines
Deal found 16/12R23 243
Sun 3/522:00STL - JNB
1 stop28h 25mAmerican Airlines
Sun 24/521:15JNB - STL
2 stops29h 47mAmerican Airlines
Deal found 14/12R23 327
Sat 16/518:29STL - CPT
2 stops33h 31mAmerican Airlines
Sun 31/518:50CPT - STL
2 stops31h 05mAmerican Airlines
Deal found 16/12R23 411
Thu 29/19:57STL - JNB
2 stops24h 38mUnited Airlines
Thu 5/222:00JNB - STL
2 stops24h 30mUnited Airlines
Deal found 15/12R23 427
Sun 1/213:15STL - JNB
2 stops33h 50mLufthansa
Sat 7/219:45JNB - STL
2 stops36h 14mLufthansa
Deal found 16/12R23 662

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 17 December 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

Sat 31/1

9:59-19:15

1 stop25h 16m

Cape Town Intl

Sun 8/2

21:30-11:04

1 stop21h 34m

R19 990

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Wed 21/1

17:04-19:15

1 stop18h 11m

Cape Town Intl

Sun 1/2

21:30-17:50

1 stop28h 20m

R19 990

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sat 31/1

12:44-16:10

1 stop19h 26m

Cape Town Intl

Sun 8/2

20:50-12:29

2 stops23h 39m

R20 073

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sun 15/2

7:41-18:00

2 stops26h 19m

Cape Town Intl

Sun 22/2

20:50-9:23

2 stops44h 33m

R20 073

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 29/1

15:37-7:35

2 stops31h 58m

Johannesburg OR Tambo

Thu 5/2

22:00-18:34

2 stops28h 34m

R21 734

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Fri 13/3

17:50-10:25

2 stops33h 35m

Johannesburg OR Tambo

Sun 22/3

22:00-18:07

2 stops27h 07m

R22 153

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Fri 15/5

18:00-7:00

2 stops30h 00m

Johannesburg OR Tambo

Sat 23/5

21:15-19:30

1 stop29h 15m

R23 243

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Sun 3/5

22:00-9:25

1 stop28h 25m

Johannesburg OR Tambo

Sun 24/5

21:15-20:02

2 stops29h 47m

R23 327

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Sat 14/2

18:56-10:25

2 stops31h 29m

Johannesburg OR Tambo

Fri 27/2

22:00-19:30

2 stops29h 30m

R23 411

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 9/4

19:03-7:00

2 stops28h 57m

Johannesburg OR Tambo

Sun 26/4

21:15-19:03

2 stops28h 48m

R23 411

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 21 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, February is the cheapest month in which you can book a flight from St. Louis (average of R16 736). Flying from St. Louis in July will prove the most costly (average of R28 676). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from St. Louis?

From St. Louis you can expect to find greater availability for the following destinations: Chicago (229 flights per day), New York (148 flights per day) and Detroit (134 flights per day).

Philadelphia
Philadelphia
From R20 877

What is the cheapest place to fly to from St. Louis?

The cheapest city to fly to from St. Louis is Philadelphia, with prices starting at R20 877. Explore other affordable destinations below.

Philadelphia
Philadelphia
From R20 877

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Direct flights from Missouri

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

  • What is the cheapest flight from St. Louis to anywhere?

    Users have flown out of St. Louis for as low as R20 877 to Philadelphia (prices may vary depending on the airline and departure time). On average, users have booked flights for R20 877 to fly from St. Louis.

  • 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!

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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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