| IATA | ICAO | Name of the airport | City | Delays / Cancellations | |
|---|---|---|---|---|---|
| YZG | CYZG | Salluit Airport | - | ||
| YSN | CZAM | Salmon Arm Airport | Salmon Arm | ||
| YZP | CYZP | Sandspit Airport | Sandspit | ||
| ZSJ | CZSJ | Sandy Lake Airport | Sandy Lake | ||
| YSK | CYSK | Sanikiluaq Airport | Sanikiluaq | ||
| YXE | CYXE | Saskatoon John G. Diefenbaker International Airport | Saskatoon | ||
| YAM | CYAM | Sault Ste Marie Airport | Sault Ste. Marie | ||
| YKL | CYKL | Schefferville Airport | Schefferville | ||
| YZV | CYZV | Sept-Îles Airport | Sept-Iles | ||
| ZTM | CZTM | Shamattawa Airport | Shamattawa | ||
| YSC | CYSC | Sherbrooke Airport | Sherbrooke | ||
| YXL | CYXL | Sioux Lookout Airport | Sioux Lookout | ||
| YZH | CYZH | Slave Lake Airport | Slave Lake | ||
| YYD | CYYD | Smithers Airport | Smithers | ||
| YSH | CYSH | Smiths Falls-Montague (Russ Beach) Airport | Smith Falls | ||
| XSI | CZSN | South Indian Lake Airport | South Indian Lake | ||
| YPG | CYPG | Southport Airport | Portage La Prairie | ||
| YIF | CYIF | St Augustin Airport | Pakuashipi | ||
| YSG | CYSG | St Georges Airport | Lutselke | ||
| YJN | CYJN | St Jean Airport | St Jean | ||
| YSL | CYSL | St Leonard Airport | St Leonard | ||
| YQS | CYQS | St Thomas Municipal Airport | St Thomas | ||
| YAY | CYAY | St. Anthony Airport | St Anthony | ||
| YST | CYST | St. Theresa Point Airport | Ste Therese Point | ||
| YJT | CYJT | Stephenville Airport | Stephenville | ||
| ZST | CZST | Stewart Airport | Stewart | ||
| YSF | CYSF | Stony Rapids Airport | Stony Rapids | ||
| YSB | CYSB | Sudbury Airport | Sudbury | ||
| YSU | CYSU | Summerside Airport | Summerside | ||
| ZJN | CZJN | Swan River Airport | Swan River | ||
| YYN | CYYN | Swift Current Airport | Swift Current | ||
| YQY | CYQY | Sydney / J.A. Douglas McCurdy Airport | Sydney | ||
| XTL | CYBQ | Tadoule Lake Airport | Tadoule Lake | ||
| YYH | CYYH | Taloyoak Airport | Taloyoak | ||
| YTQ | CYTQ | Tasiujaq Airport | Tasiujuaq | ||
| YZW | CYZW | Teslin Airport | Teslin | ||
| YGB | CYGB | Texada Gillies Bay Airport | Gillies Bay | ||
| YQD | CYQD | The Pas Airport | The Pas | ||
| YTD | CZLQ | Thicket Portage Airport | Thicket Portage | ||
| YTH | CYTH | Thompson Airport | Thompson | ||
| YQT | CYQT | Thunder Bay Airport | Thunder Bay | ||
| YTS | CYTS | Timmins/Victor M. Power | Timmins | ||
| YAZ | CYAZ | Tofino / Long Beach Airport | Tofino | ||
| YRQ | CYRQ | Trois-Rivières Airport | Trois-Rivieres | ||
| YUB | CYUB | Tuktoyaktuk Airport | Tuktoyaktuk | ||
| ZFN | CZFN | Tulita Airport | Tulita | ||
| YHI | CYHI | Ulukhaktok Holman Airport | Holman | ||
| YUD | CYMU | Umiujaq Airport | Umiujaq | ||
| YBE | CYBE | Uranium City Airport | Uranium City | ||
| YVO | CYVO | Val-d'Or Airport | Val D'Or |