| Airline |
IATA code |
ICAO code |
Logo & link |
L-3 Flight International Aviation (start 1946)  |
- |
IVJ |
 |
La Compagnie Boutique Airline (start 2014)  |
B0 |
DJT |
 |
La Costeña (start 1991)  |
6Y |
NIS |
 |
La Nationale (start 2002)  |
- |
NRG |
 |
LADE Lineas Aereas del Estado (start 1940)  |
5U |
LDE |
 |
Lalona Air (start 2022)  |
- |
- |
 |
LAM Mozambique Airlines (start 1937)  |
TM |
LAM |
 |
| LAN (LATAM) Argentina (stop 2020) |
4M |
DSM |
 |
LAN (LATAM) Chile (start 2016)  |
LA |
LAN |
|
LAN (LATAM) Ecuador (start 2003)  |
XL |
LNE |
|
| LAN (LATAM) Express (start 2016) |
LU |
LXP |
 |
LAN (LATAM) Perú (stop 2020)  |
LP |
LPE |
 |
Lanhsa Airlines (start 2010)  |
- |
LNH |
 |
Lanmei Airlines (start 2017)  |
LQ |
MKR |
 |
Lao Airlines (start 1976)  |
QV |
LAO |
 |
| Lao Skyway (start 2002) |
LK |
LLL |
 |
| Larry's Flying Service (stop 2006) |
J6 |
VCR |
 |
LASER Airlines (start 1994)  |
QL |
LER |
 |
| LATAM Airlines Argentina (stop 2020) |
4M |
DSM |
 |
LATAM Airlines Brasil (start 1976)  |
JJ |
TAM |
 |
LATAM Airlines Colombia (start 2016)  |
4C |
ARE |
 |
| LATAM Airlines Ecuador (start 2003) |
XL |
LNE |
 |
| LATAM Airlines Group (start 2012) |
LA |
LAN |
 |
LATAM Airlines Paraguay (start 2016)  |
PZ |
LAP |
 |
| LATAM Airlines Perú (start 1999) |
LP |
LPE |
 |
| LATAM Cargo Brasil (stop 2020) |
M3 |
LTG |
 |
| LATAM Cargo Chile (start 2016) |
UC |
LCO |
 |
| LATAM Cargo Colombia (start 2009) |
L7 |
LAE |
 |
Lauda Air (stop 2013)  |
NG |
LDA |
 |
Lauda Europe (start 2020)  |
LW |
LDA |
 |
Layang Layang Aerospace (start 1994)  |
- |
LAY |
 |
| LC Perou (stop 2018) |
W4 |
LCB |
 |
LeOne (stop 2022)  |
? |
? |
 |
Level (start 2017)  |
LV |
LVL |
 |
| Level Europe (stop 2020) |
VK |
FOO |
 |
LIAT (start 1956)  |
LI |
LIA |
 |
Libyan Airlines (start 1965)  |
 |
LN |
LAA |
 |
| Libyan Wings (start 2015) |
|
YL |
LWA |
 |
Lift Airline (start 2020)  |
GE |
GBB |
 |
| Linear Air (start 2004) |
- |
HPN |
 |
| Líneas Aéreas Suramericanas (start 1972) |
4L |
LAU |
 |
Link Airways (start 2016)  |
FC |
- |
 |
Linxair (stop 2014)  |
- |
LIX |
 |
Lion Air (start 2000)  |
JT |
LNI |
 |
Lions Air (start 1986)  |
- |
LEU |
 |
| Livingston Compagnia Aerea (stop 2014) |
JN |
NLV |
 |
| Locair (stop 2010) |
ZQ |
LOC |
 |
Loch Lomond Seaplanes  |
- |
- |
 |
| Loganair |
LC |
LOG |
 |
| Logistic Air (start 2001) |
- |
- |
 |
| London Executive Aviation |
- |
LNX |
 |
Longjiang Airlines / LJ Air (start 2017)  |
LT |
SNG |
 |
Longtail Aviation (start 1999)  |
6T |
LGT |
 |
| Loong Air (start 2012) |
GJ |
CDC |
 |
LOT Charters (start 2009)  |
CL |
CLW |
 |
| LOT Polish Airlines (start 1928) |
LO |
LOT |
 |
| Lucky Air (start 2004) |
8L |
LKE |
 |
| Lufthansa (start 1955) |
LH |
DLH |
 |
| Lufthansa City Airlines (start 2022) |
VL |
- |
 |
| Lufthansa Cityine (start 1958) |
CL |
CLH |
 |
Lufttransport (start 1971)  |
L5 |
LTR |
 |
Lugansk Airlines (start 2003)  |
L7 |
LHS |
 |
| Luke Air (stop 2021) |
BV |
BPA |
 |
Lulutai Airlines (start 2020)  |
L8 |
TON |
 |
Lumiwings (start 2015)  |
- |
LWI |
 |
Luxair (start 1962)  |
LG |
LGL |
 |
| Luxaviation (start 2008) |
- |
LXA |
 |
Luzair (stop 2011)  |
- |
LUZ |
 |
Lyca Cargo (start 2015)  |
- |
- |
 |
| LyddAir |
- |
LYD |
 |
| Lynden Air Cargo (start 1995) |
L2 |
LYC |
 |
Lynx Air (stop 2024)  |
Y9 |
ENJ |
 |
