| YMN | CYFT | Makkovik Airport | Makkovik | |
| YMU | - | Mansons Landing Seaplane Base | Mansons Landing | |
| YAQ | - | Maple Bay Sea Plane Base | Maple Bay | |
| YMH | CYMH | Mary's Harbour Airport | Mary's Harbour | |
| ZMT | CZMT | Masset Airport | Masset | |
| YNM | CYNM | Matagami Airport | Matagami | |
| YMA | CYMA | Mayo Airport | Mayo | |
| YLJ | CYLJ | Meadow Lake Airport | Meadow Lake | |
| YXH | CYXH | Medicine Hat Regional Airport | Medicine Hat | |
| - | CJZ3 | Melfort (Miller Field) Aerodrome | Melfort | |
| YHY | CYHY | Merlyn Carter Airport | Hay River | |
| YGP | CYGP | Michel-Pouliot Gaspe Airport | Gaspe | |
| YAV | - | Miner's Bay Seaplane Base | Miner's Bay | |
| YMX | CYMX | Mirabel International Airport | Montreal | |
| YCH | CYCH | Miramichi Airport | Miramichi | |
| - | CKJ8 | Molson Lake | Molson Lake | |
| YYY | CYYY | Mont Joli Airport | Mont Joli | |
| YTM | CYFJ | Mont-Tremblant International Airport | La Macaza | |
| YSH | CYSH | Montague Airport | Smith Falls | |
| YMF | - | Montague Harbor Seaplane Base | Montague Harbour | |
| YMO | CYMO | Moosonee Airport | Moosonee | |
| MSA | CZMD | Muskrat Dam Airport | Muskrat Dam | |
| YDP | CYDP | Nain Airport | Nain | |
| YQN | CYQN | Nakina Airport | Nakina | |
| YCD | CYCD | Nanaimo Airport | Nanaimo | |
| ZNA | - | Nanaimo Harbor Seaplane Base | Nanaimo | |
| YSR | CYSR | Nanisivik Airport | Nanisivik | |
| YNA | CYNA | Natashquan Airport | Natashquan | |
| YNP | - | Natuashish Airport | Natuashish | |
| YNS | CYHH | Nemiscau Airport | Nemiscau | |
| YPC | CYPC | Nora A. Ruben Airport | Paulatuk | |
| YVQ | CYVQ | Norman Wells Airport | Norman Wells | |
| YXJ | CYXJ | North Peace Regional Airport | Fort St. John | |
| YNO | - | North Spirit Lake Airport | North Spirit Lake | |
| YYE | CYYE | Northern Rockies Regional Airport | Fort Nelson | |
| YXT | CYXT | Northwest Regional Airport | Terrace | |
| YNE | CYNE | Norway House Airport | Norway House | |
| ZOF | - | Ocean Falls Seaplane Base | Ocean Falls | |
| YOG | CNT3 | Ogoki Airport | Ogoki | |
| YOC | CYOC | Old Crow Airport | Old Crow | |
| - | CKM8 | Opapimiskan Lake Airport | Opapimiskan | |
| YOO | CYOO | Oshawa Municipal Airport | Oshawa | |
| YOH | CYOH | Oxford House Airport | Oxford House | |
| YIF | CYIF | Pakuashipi Airport | Pakuashipi | |
| YXP | CYXP | Pangnirtung Airport | Pangnirtung | |
| YPD | CNK4 | Parry Sound Airport | Parry Sound | |
| YPE | CYPE | Peace River Airport | Peace River | |
| YPO | CYPO | Peawanuk Airport | Peawanuk | |
| YPT | - | Pender Harbour Sea Plane Base | Pender Harbour | |
| YYF | CYYF | Penticton Airport | Penticton | |