| ICAO code | CZYZ |
| Country | Canada |
| Type | Flight Information Region |
| Center | 47.57165, -81.59555 |
| Airports | 543 |
| NOTAM | Toronto FIR NOTAMs |
| METARs | 53 |
| SIGMETs | 0 |
| Size | 530,972 km2 |
| Adjacent |
| ID | Name | IATA | METAR | City | Region | Type |
|---|---|---|---|---|---|---|
| CCR9 | Creemore Airport | Creemore | Ontario | Small airport | ||
| CCT2 | Cookstown Airport | Cookstown | Ontario | Small airport | ||
| CCW2 | Collingwood (Wilsons) | Ontario | Heliport | |||
| CDF2 | Teeswater (Dent Field) | Ontario | Small airport | |||
| CDF3 | Englehart (Dave's Field) | Englehart | Ontario | Small airport | ||
| CDF5 | Elora Airport | Elora | Ontario | Small airport | ||
| CDF6 | Arthur (Damascus Field) | Ontario | Small airport | |||
| CDG3 | Dungannon Aerodrome | Ontario | Small airport | |||
| CDH1 | Deerhurst Resort Airport | Huntsville | Ontario | Small airport | ||
| CDH6 | Delhi Airport | Delhi | Ontario | Small airport | ||
| CDK3 | Dorset/Kawagama Lake (South) Seaplane Base | Dorset | Ontario | Seaplane base | ||
| CDT7 | Dutton Airport | Dutton | Ontario | Small airport | ||
| CEB8 | Essex/Billing Airstrip | Ontario | Small airport | |||
| CEF2 | Belwood (Ellen Field) | Ontario | Small airport | |||
| CEL3 | East Linton (Kerr Field) | East Linton | Ontario | Small airport | ||
| CES5 | Centralia (Essery Field) Airport | Centralia | Ontario | Small airport | ||
| CFB8 | Foot's Bay Seaplane Base | Foot's Bay | Ontario | Seaplane base | ||
| CFG8 | Fenelon Falls/Sturgeon Lake Seaplane Base | Ontario | Seaplane base | |||
| CFL4 | Flesherton (Smithorrs Field) | Flesherton | Ontario | Small airport | ||
| CFP2 | Fox Point Seaplane Base | Dwight | Ontario | Seaplane base | ||
| CFR5 | Alban Airport | French River | Ontario | Small airport | ||
| CGB3 | Greenbush Airport | Picton | Ontario | Small airport | ||
| CGF6 | Gilford | Ontario | Small airport | |||
| CGL2 | Harrow Airport | Harrow | Ontario | Small airport | ||
| CGL3 | Bala/Gibson Lake Seaplane Base | Ontario | Seaplane base | |||
| CGV2 | Grand Valley / Luther Field | Ontario | Small airport | |||
| CGV3 | Grand Valley North | Ontario | Small airport | |||
| CGV5 | Grand Valley (Black Field) | Ontario | Small airport | |||
| CGV6 | Grand Valley/Martin Field | Ontario | Small airport | |||
| CGV7 | Springvale Aerodrome | Ontario | Small airport | |||
| CHD4 | Thamesford (Harydale Farms) | Thamesford | Ontario | Small airport | ||
| CHH2 | Hamilton Harbour Seaplane Base | Burlington | Ontario | Seaplane base | ||
| CHL6 | Huntsville (North) Seaplane Base | Ontario | Seaplane base | |||
| CHP2 | Heurisko Pond Water Aerodrome | Belwood | Ontario | Seaplane base | ||
| CHS4 | Scugog /Charlies Landing Seaplane Base | Scugog | Ontario | Seaplane base | ||
| CHW2 | Orangeville/Headwaters Healthcare Centre Heliport | Orangeville | Ontario | Heliport | ||
| CJA2 | Selkirk Airport | Selkirk | Ontario | Small airport | ||
| CKD8 | Kirkfield / Balsam Lake Airfield | Ontario | Small airport | |||
| CKF8 | Kirby Field | Cookstown | Ontario | Small airport | ||
| CKP7 | Sensenbrenner Hospital Heliport | Kapuskasing | Ontario | Heliport | ||
| CKS2 | Kennisis Lake Seaplane Base | Kennisis Lake | Ontario | Seaplane base | ||
| CKS9 | Shepherd's Landing Airport | Kincardine | Ontario | Small airport | ||
| CKY4 | Killarney (Killarney Mountain Lodge) Seaplane Base | Killarney | Ontario | Seaplane base | ||
| CLA4 | Holland Landing Airpark | Holland Landing | Ontario | Small airport | ||
| CLB2 | Plattsville (Lubitz Flying Field) | Ontario | Small airport | |||
| CLC2 | London / Chapeskie Field | London | Ontario | Closed | ||
| CLH5 | Bobcaygeon / Chesher Lakehurst | Ontario | Small airport | |||
| CLK3 | Lucknow Airpark | Lucknow | Ontario | Small airport | ||
| CLM2 | Leamington Airport | Leamington | Ontario | Closed | ||
| CLM3 | Lake Muskoka/Alport Bay Seaplane Base | Ontario | Seaplane base |