| ICAO code | CZUL |
| Country | Canada |
| Type | Flight Information Region |
| Center | 54.6367, -68.5 |
| Airports | 436 |
| NOTAM | Montreal FIR NOTAMs |
| METARs | 87 |
| SIGMETs | 0 |
| Size | 2,106,502 km2 |
| Adjacent |
| ID | Name | IATA | METAR | City | Region | Type |
|---|---|---|---|---|---|---|
| CMHN | Harrington | Ontario | Unknown | |||
| CMHW | Howick | Quebec | Unknown | |||
| CMLA | L Artifice | Quebec | Unknown | |||
| CMLI | Saint Louis | Quebec | Unknown | |||
| CMN3 | St-Michel-de-Napierville Airport | St-Michel-de-Napierville | Quebec | Small airport | ||
| CMN5 | Manic-Cinq Airport | Small airport | ||||
| CMPD | Piedmont | Quebec | Unknown | |||
| CMPL | St Polycarpe | Quebec | Unknown | |||
| CMRG | Rougemont | Quebec | Unknown | |||
| CMRI | Rigaud | Quebec | Unknown | |||
| CMRU | Russeltown | Quebec | Unknown | |||
| CMRY | Ruisseau Cranb | Quebec | Unknown | |||
| CMS3 | Marina le Nautique Water Aerodrome | St-Michel-des-Saints | Quebec | Seaplane base | ||
| CMSB | St Sabine | Quebec | Unknown | |||
| CMSC | St Celestin | Quebec | Unknown | |||
| CMSX | St M-d-napiervil | Quebec | Unknown | |||
| CMT2 | Mont-Tremblant (Lac Maskinongé) Seaplane Base | Mont-Tremblant | Quebec | Seaplane base | ||
| CMWD | Rawdon | Quebec | Unknown | |||
| CMYT | St Chrysostome | Quebec | Unknown | |||
| CNF3 | Pendleton Airport | Pendleton | Ontario | Small airport | ||
| CNL3 | Brockville - Thousand Islands Regional Tackaberry Airport | XBR | Brockville | Ontario | Small airport | |
| CNP7 | Iroquois Airport | Iroquois | Ontario | Small airport | ||
| CNQ5 | Constance Lake Seaplane Base | Ottawa | Ontario | Seaplane base | ||
| CNR6 | Carleton Place Airport | Carleton Place | Ontario | Small airport | ||
| CNS4 | Alexandria Aerodrome | Alexandria | Quebec | Closed | ||
| CNS8 | Morrisburg Airport | Morrisburg | Ontario | Small airport | ||
| CNS9 | Smiths Falls (Community Hospital) Heliport | Smiths Falls | Ontario | Heliport | ||
| CNV4 | Hawkesbury Airport | Hawkesbury | Ontario | Small airport | ||
| CNV9 | Québec / Neuville Airport | Neuville, QC | Quebec | Small airport | ||
| COR2 | Val D'or (St. Pierre) Heliport | Quebec | Heliport | |||
| CPC7 | Pontiac Airpark Water Aerodrome | Pontiac | Ontario | Seaplane base | ||
| CPF3 | Parti Field | Dunrobin | Ontario | Small airport | ||
| CPG5 | Hawkesbury (East) Airport | Hawkesbury | Ontario | Small airport | ||
| CPH4 | Potvin Heli-Base Heliport | Dolbeau-Mistassini | Quebec | Heliport | ||
| CPK7 | Ottawa (Children's Hospital) Heliport | Ottawa | Ontario | Heliport | ||
| CPL3 | Kars / Rideau Valley Air Park | Kars | Ontario | Small airport | ||
| CPM3 | POURVOIRIE MIRAGE AERODROME | Small airport | ||||
| CPN7 | Carleton Place (District Memorial Hospital) Heliport | Carleton Place | Ontario | Heliport | ||
| CPP7 | Ottawa (Civic Hospital) Heliport | Ottawa | Ontario | Heliport | ||
| CPR2 | Ottawa / Embrun Airport | Embrun | Ontario | Small airport | ||
| CPS6 | Cornwall (Community Hospital McConnell Site) Heliport | Cornwall | Ontario | Heliport | ||
| CPT9 | Pintendre Airport | Pintendre | Quebec | Small airport | ||
| CPZ6 | Montreal / Point Zero Helipad | Montreal | Quebec | Heliport | ||
| CQH2 | Ottawa / Questral Helicopters Heliport | Ontario | Heliport | |||
| CRB4 | Rivière Bonnard Airport | Rivière Bonnard | Small airport | |||
| CRB5 | Rivière Bell Aerodrome | Rivière Bell | Small airport | |||
| CRB7 | Cardinal Aviation Seaplane Base | Rivière Blanche | Quebec | Seaplane base | ||
| CRG3 | Bouthillier Airport | Carignan | Quebec | Small airport | ||
| CRM3 | Richelieu/Messier Airport | Richelieu | Quebec | Small airport | ||
| CRS7 | Matoush Airport | Small airport |