| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| CYSB (SUDBURY) | airport | Canada | 46.62 | -80.80 | 1141 | 0 | |
| CYSC (SHERBROOKE) | airport | Canada | 45.44 | -71.69 | 792 | 0 | |
| CYSG (ST GEORGES) | airport | Canada | 46.10 | -70.71 | 893 | 0 | |
| CYSH (RUSS BEACH) | airport | Canada | 44.95 | -75.94 | 416 | 0 | |
| CYSJ (SAINT JOHN) | airport | Canada | 45.32 | -65.89 | 357 | 0 | |
| CYSL (ST LEONARD) | airport | Canada | 47.16 | -67.83 | 793 | 0 | |
| CYSM (FORT SMITH) | airport | Canada | 60.02 | -111.96 | 671 | 0 | |
| CYSN (NIAGARA DISTRICT) | airport | Canada | 43.19 | -79.17 | 321 | 0 | |
| CYSP (MARATHON) | airport | Canada | 48.76 | -86.34 | 1035 | 0 | |
| CYSR (NANISIVIK) | airport | Canada | 72.98 | -84.61 | 2106 | 0 | |
| CYSU (SUMMERSIDE) | airport | Canada | 46.44 | -63.83 | 56 | 0 | |
| CYSW (SPARWOOD ELK VALLEY) | airport | Canada | 49.83 | -114.88 | 3800 | 0 | |
| CYSY (SACHS HARBOUR) | airport | Canada | 71.99 | -125.24 | 282 | 0 | |
| CYSZ (STE ANNE DES MONTS) | airport | Canada | 49.12 | -66.53 | 71 | 0 |