R2 413+ 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 2/2. 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
Feb 12 — Feb 191
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 13 January 2026.

Cheapest airline

KLM

Good one-way deal

R20 433 or less
On average, KLM currently has the cheapest one-way flight from Lambert-St Louis (avg. price of R27 866).
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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 13 January 2026.

Sat 31/17:10
STL
-
CPT
1 stop28h 05m
Delta
Sun 8/221:30
CPT
-
STL
1 stop28h 20m
Delta
Deal found 12/1R19 598
Wed 1/418:50
STL
-
JNB
2 stops31h 10m
Qatar Airways
Fri 10/414:45
JNB
-
STL
2 stops33h 36m
Qatar Airways
Deal found 11/1R19 975
Thu 26/218:50
STL
-
JNB
2 stops29h 50m
Qatar Airways
Thu 5/313:45
JNB
-
STL
2 stops33h 43m
Qatar Airways
Deal found 12/1R20 074
Fri 27/27:41
STL
-
CPT
2 stops26h 19m
United Airlines
Fri 6/320:50
CPT
-
STL
2 stops31h 51m
United Airlines
Deal found 12/1R21 321
Sun 1/215:37
STL
-
JNB
2 stops33h 03m
Qatar Airways
Sat 14/213:45
JNB
-
STL
2 stops33h 43m
Qatar Airways
Deal found 12/1R21 830
Wed 25/217:00
STL
-
CPT
1 stop18h 15m
Delta
Wed 4/323:45
CPT
-
STL
2 stops28h 58m
Delta
Deal found 11/1R21 928
Thu 12/318:20
STL
-
JNB
2 stops30h 15m
American Airlines
Sun 29/319:25
JNB
-
STL
2 stops29h 42m
American Airlines
Deal found 10/1R22 027
Thu 12/37:00
STL
-
JNB
1 stop28h 35m
Austrian Airlines
Sun 29/322:00
JNB
-
STL
1 stop32h 57m
Austrian Airlines
Deal found 10/1R22 125
Thu 12/313:14
STL
-
JNB
2 stops22h 21m
Lufthansa
Sun 29/322:00
JNB
-
STL
1 stop32h 57m
Lufthansa
Deal found 10/1R22 191
Sun 1/27:00
STL
-
JNB
1 stop27h 35m
Lufthansa
Sat 14/219:45
JNB
-
STL
2 stops29h 59m
Lufthansa
Deal found 12/1R22 536
Sun 15/210:13
STL
-
CPT
1 stop25h 02m
Delta
Sun 22/223:45
CPT
-
STL
2 stops31h 38m
Delta
Deal found 12/1R22 749
Sun 1/26:30
STL
-
JNB
2 stops29h 40m
Ethiopian Air
Sat 14/214:30
JNB
-
STL
3 stops29h 51m
Ethiopian Air
Deal found 12/1R23 094

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 13 January 2026. 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 598

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Sun 29/3

18:50-9:00

2 stops31h 10m

Johannesburg OR Tambo

Mon 6/4

14:45-19:30

2 stops35h 45m

R20 074

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Fri 27/2

7:41-18:00

2 stops26h 19m

Cape Town Intl

Fri 6/3

20:50-20:41

2 stops31h 51m

R21 321

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Sun 1/2

15:37-8:40

2 stops33h 03m

Johannesburg OR Tambo

Sat 14/2

13:45-15:28

2 stops33h 43m

R21 830

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Wed 25/2

17:00-19:15

1 stop18h 15m

Cape Town Intl

Wed 4/3

23:45-20:43

2 stops28h 58m

R21 928

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 12/3

18:20-7:35

2 stops30h 15m

Johannesburg OR Tambo

Sun 29/3

19:25-18:07

2 stops29h 42m

R22 027

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 12/3

7:00-18:35

1 stop28h 35m

Johannesburg OR Tambo

Sun 29/3

22:00-23:57

1 stop32h 57m

R22 125

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Thu 12/3

13:14-18:35

2 stops22h 21m

Johannesburg OR Tambo

Sun 29/3

22:00-23:57

1 stop32h 57m

R22 191

St. LouisCape Town

STL - CPT

STLCPT

Lambert-St Louis

Sun 15/2

11:55-19:15

1 stop23h 20m

Cape Town Intl

Sun 22/2

23:45-20:41

2 stops28h 56m

R22 749

St. LouisJohannesburg

STL - JNB

STLJNB

Lambert-St Louis

Sun 1/2

6:30-20:10

2 stops29h 40m

Johannesburg OR Tambo

Sat 14/2

14:30-12:21

3 stops29h 51m

R23 094

Flights are sorted by cheapest return flights first.

Deals found on 12/1

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 643). Flying from St. Louis in July will prove the most costly (average of R28 067). 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 (689 flights per day), New York (184 flights per day) and Dallas (177 flights per day).

Philadelphia
Philadelphia
From R20 433

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 433. Explore other affordable destinations below.

Philadelphia
Philadelphia
From R20 433

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Direct flights from Missouri

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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 13 January 2026.

  • 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 433 to Philadelphia (prices may vary depending on the airline and departure time). On average, users have booked flights for R20 433 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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