| ICAO code | CZYZ |
| Country | Canada |
| Type | Flight Information Region |
| Center | 47.57165, -81.59555 |
| Airports | 543 |
| NOTAM | Toronto FIR NOTAMs |
| METARs | 48 |
| SIGMETs | 0 |
| Size | 530,972 km2 |
| Adjacent |
| ID | Name | IATA | METAR | City | Region | Type |
|---|---|---|---|---|---|---|
| CA-0529 | Prince Edward O.P.P. Helipad | Prince Edward County | Ontario | Heliport | ||
| CA-0530 | Hallowell Mills Cove Seaplane Base | Prince Edward County | Ontario | Closed | ||
| CA-0531 | Clapp Farm Heliport | Prince Edward County | Ontario | Heliport | ||
| CA-0536 | Paterson Field | Ontario | Small airport | |||
| CA-0537 | Robinson International Air Field | Allan Park | Ontario | Small airport | ||
| CA-0549 | Nicholson Island Private Airstrip | Ontario | Small airport | |||
| CA-0561 | Griffith Island | Ontario | Small airport | |||
| CA-0562 | White Cloud Island | Ontario | Small airport | |||
| CA-0563 | Hay Island Airstrip | Hay Island | Ontario | Small airport | ||
| CA-0564 | Carnie Airfield | Ridgetown | Ontario | Small airport | ||
| CA-0565 | Gowganda/Gowganda Lake Seaplane Base | Ontario | Seaplane base | |||
| CA-0598 | Bracebridge (Stone Wall Farm) Airport | Bracebridge | Ontario | Small airport | ||
| CA-0609 | Palestine Airport | Kirkfield | Ontario | Small airport | ||
| CA-0635 | Stouffville Airport | Whitchurch–Stouffville | Ontario | Small airport | ||
| CA-0682 | Brechin / Skywagon City Airfield | Brechin | Ontario | Small airport | ||
| CA-0683 | Brechin / Ronan Waterdrome | Brechin | Ontario | Closed | ||
| CA-0684 | Brechin / Ronan Airfield | Brechin | Ontario | Closed | ||
| CA-0708 | Fawcettville Airfield | Prince Edward | Ontario | Small airport | ||
| CA-0712 | Pine Point Airfield | Ontario | Small airport | |||
| CA-0759 | Smooth Rock Falls Airport | Small airport | ||||
| CA-0760 | Dubreuilville Airport | Small airport | ||||
| CA-0780 | Wabash Airport | Ontario | Small airport | |||
| CA-0782 | Merlin Airport | Ontario | Small airport | |||
| CA-0845 | Campbellville (Bellshill Airpark) | Ontario | Small airport | |||
| CAF2 | Cayuga East Airport | Cayuga | Ontario | Small airport | ||
| CAR5 | Arthur (Arthur South) | Ontario | Closed | |||
| CAT1 | Atwood / Coghlin Airport | Atwood | Ontario | Small airport | ||
| CAY5 | Ayr/Sargeant Private Airfield | Ontario | Small airport | |||
| CBA6 | Bala/Muskoka Float Flying Club Seaplane Base | Ontario | Seaplane base | |||
| CBB3 | Lake Muskoka/Boyd Bay Seaplane Base | Lake Muskoka | Ontario | Seaplane base | ||
| CBE3 | Beamsville/Panterra Heliport | Beamsville | Ontario | Heliport | ||
| CBF2 | Belwood (Baird Field) | Ontario | Closed | |||
| CBL2 | Buck Lake Seaplane Base | Severn Bridge | Ontario | Seaplane base | ||
| CBL8 | Bala Airport | Bala | Ontario | Small airport | ||
| CBM2 | Blackstock / Martyn | Ontario | Small airport | |||
| CBM3 | Bruce Mines / Kerr Field | Ontario | Closed | |||
| CBN7 | Beaverton North | Ontario | Small airport | |||
| CBV5 | Belleville (QHC) Heliport | Ontario | Heliport | |||
| CBW6 | Belwood (Wright Field) | Ontario | Small airport | |||
| CBW8 | Baldwin West Aerodrome | Baldwin | Ontario | Small airport | ||
| CCB8 | Kilbride (Bot) | Ontario | Heliport | |||
| CCE6 | Camden East Airstrip | Camden East | Ontario | Small airport | ||
| CCG5 | Cayuga Airport | Cayuga | Ontario | Small airport | ||
| CCK5 | Owen Sound (Cook Field) | Owen Sound | Ontario | Small airport | ||
| CCN4 | Conn Field | Conn | Ontario | Small airport | ||
| 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 |