KL7521 Flight Status KLM: St. Louis to Atlanta (KLM7521)

KLM KL 7521

Scheduled in 4h43'

STL St. Louis

Scheduled
10:05
Estimated
10:16

Terminal: 1 | Gate: A10

Departure: Mon, Nov 9, 2026 · local time CST

St. Louis Lambert International Airport (STL)

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ATL Atlanta

Scheduled
12:38

Terminal: S | Gate: B24

Arrival: Mon, Nov 9, 2026 · local time EST

Atlanta Hartsfield-Jackson International Airport (ATL)

All ATL Arrivals >

Departs in 4h 54m 0%

STL 10:16 ATL 12:38

779 km (484 mi) to fly

Route map STL to ATL Map of the great-circle route from St. Louis Lambert International Airport, United States to Atlanta Hartsfield-Jackson International Airport, United States, 779 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. UNITED STATES STL ATL Map data: Natural Earth

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 779 km / 484 miles · Scheduled Duration: 01:33 · Typical Duration: 01:15

KL 7521 Flight Status & Schedule KLM St. Louis to Atlanta

Date From To Departure Arrival Status Details
Nov 09 STL ATL 10:05 12:38 Scheduled Track >
Nov 08 STL ATL 10:17 12:29 Landed Track >
Nov 06 STL ATL 10:33 12:41 Landed Track >
Nov 05 STL ATL 10:25 12:39 Landed Track >
Nov 04 STL ATL 10:22 13:05 Landed Track >
Nov 03 STL ATL 10:24 12:38 Landed Track >
Nov 02 STL ATL 10:35 12:42 Landed Track >
Nov 01 STL ATL 10:32 12:45 Landed Track >
Oct 30 STL ATL 10:23 12:28 Landed Track >

KLM flight KL 7521 links St. Louis and Atlanta, 779 km (484 mi) apart, and flies six times a week: Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. With 1 h 35 min in the timetable and a usual flight time of about 1 h 15 min, it often makes up time. Today's flight is scheduled to leave at 10:05 and arrive at 12:38 local time.

< All St. Louis STL Departures All Atlanta ATL Arrivals >

About KL 7521

Route
St. Louis Lambert International Airport STL to Atlanta Hartsfield-Jackson International Airport ATL
Distance
779 km (484 mi)
Typical flight time
1 h 15 min
Flies
Mon, Tue, Wed, Thu, Fri, Sun
On time
8 of the last 8
Usually departs from
Terminal 1

KL 7521 FAQ

How long is the KL7521 flight?
The timetable allows 1 h 35 min. St. Louis to Atlanta is 779 km (484 mi).
How often is KL7521 late?
None of the last 8 flights arrived 15 or more minutes late.
Which days does KL7521 fly?
Six times a week: Monday, Tuesday, Wednesday, Thursday, Friday and Sunday, based on the schedule of the last 7 days.
Which terminal does KL7521 use?
It usually leaves from Terminal 1 at St. Louis Lambert International Airport (STL) and arrives at Terminal S at Atlanta Hartsfield-Jackson International Airport (ATL). Check the flight card above for today's terminal and gate.
What other flight numbers does KL7521 have?
Also listed as KLM7521 (KLM's ICAO code) and KL 7521.

KL7521 and St. Louis STL to Atlanta ATL Flights

Flight KL7521 is a code-share KLM flight of the Delta Air Lines operated DL1571.

Other flights departing from St. Louis STL: DL1571, WN191

Other flights arriving at Atlanta ATL: AA2578, DL1571, 9E5372

All flights connecting St. Louis STL to Atlanta ATL.