Home / Routes / KSTL → KMEM421 scheduled
STL MEM53m

The route from St Louis Lambert International Airport (KSTL) in St Louis to Memphis International Airport (KMEM) in Memphis. SkyMeter tracks roughly 421 scheduled flights on this route across 10 carriers. The most active operator is FDX (FDX). Average block time is 0h 48m. Departures average 24 minutes off schedule, with 14% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 767-300.

Scheduled
421
last 555 days
ADS-B observed
43
Airlines
10
Avg dep delay
24m
Late >15 min
14.5%
Cancel rate
0.00%

Airlines on this route

16 carriers · scheduled

Federal Expressoration
FDX · FX · 360 flights · avg 16m delay · 10.0% late
Netjets Aviation
EJA · 1I · 24 flights · avg 35m delay · 16.7% late
Jet Linx Aviation
JTL · JL · 5 flights · avg 21m delay · 40.0% late
Southwest Airlines Co
SWA · WN · 5 flights · avg 75m delay · 60.0% late
Flexjet
LXJ · LXJ · 5 flights · avg 59m delay · 100.0% late
Delta Air Lines
DAL · DL · 5 flights · avg 73m delay · 100.0% late
United Airlines
UAL · UA · 5 flights · avg 82m delay · 80.0% late
Sun Air Express
FDY · 9X · 3 flights · avg 6m delay · 0.0% late
Mn Airlines D/B/A Sun Country Airlines
SCX · SY · 2 flights · avg 1m delay · 0.0% late
Kalitta Charters Ii
KII · K5 · 1 flights · avg —m delay · 0.0% late
Gojet Airlines
GJS · G7 · 1 flights · avg 15m delay · 0.0% late
Hera Flight
HER · UD · 1 flights · avg —m delay · 0.0% late
Republic Airlines
RPA · YX · 1 flights · avg —m delay · 0.0% late
Sky West Aviation
SKW · OO · 1 flights · avg 153m delay · 100.0% late
American Airlines
AAL · AA · 1 flights · avg —m delay · 0.0% late

Recent observed flights

From ADS-B trace data

N557HPN557HPC25A
2026-11-09 22:55  →  2026-11-09 23:47  ·  52m
Replay
EJA603N603QSC68A
2026-11-08 00:03  →  2026-11-08 00:51  ·  47m
Replay
FDX1309N680FEA306
2026-11-05 04:32  →  2026-11-05 05:27  ·  54m
Replay
N21FEN21FECL30
2026-11-04 23:26  →  2026-11-05 00:16  ·  49m
Replay
FDX1309N749FDA30B
2026-10-30 03:36  →  2026-10-30 04:40  ·  1h 3m
Replay
FDX1309N289FEB763
2026-10-28 03:35  →  2026-10-28 04:27  ·  51m
Replay
FDX1309N671FEA306
2026-10-23 03:38  →  2026-10-23 04:19  ·  41m
Replay
JTL25N25PPC56X
2026-10-22 12:10  →  2026-10-22 12:54  ·  44m
Replay
FDX1309N178FEB763
2026-10-20 03:42  →  2026-10-20 04:32  ·  50m
Replay
FDX1309N741FDA306
2026-10-16 03:50  →  2026-10-16 04:45  ·  55m
Replay

Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells DAL 1
sells DAL 1
sells DAL 1

Typical aircraft

Observed via ADS-B on this route

BOEING Boeing 767-300
B763
42%
of flights
AIRBUS Airbus A300 B4-600
A306
38%
of flights
EMBRAER Embraer 170
E170
2%
of flights
CESSNA Cessna Citation Longitude
C700
2%
of flights
AIRBUS Airbus A300-B2
A30B
2%
of flights
CESSNA Cessna Excel/XLS
C56X
2%
of flights
BOEING Boeing 737-700
B737
2%
of flights
CESSNA Cessna Citation CJ2
C25A
2%
of flights

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View KMEM → KSTL