| VA | From | Airport | To | Destination | Type | Distance miles | Frequency | Competitors | |
|---|---|---|---|---|---|---|---|---|---|
| OSA | CYDL | Dease Lake | CBU2 | Eddontenajon - Iskut Village | Local | 34.5 | 0 | ||
| OSA | CYDL | Dease Lake | CBS4 | Mule Creek | Local | 217.6 | 1 | ||
| SCA | CYDL | Dease Lake | CBM5 | Telegraph Creek | Local | 45.8 | 0 | ||
| SCA | CYDL | Dease Lake | CYQH | Watson Lake | Local | 108.2 | 0 | ||
| SCA | CYDL | Dease Lake | PAKT | Ketchikan Intl | Local | 192.1 | 0 | ||
| SCA | CYDL | Dease Lake | CYXY | Whitehorse Intl | Local | 205.5 | 1 | ||
| SKA | CYDL | Dease Lake | CYYD | Smithers | Local | 235.4 | 0 | ||
| SKA | CYDL | Dease Lake | PAKP | Anaktuvuk Pass | Regional | 817.8 | 1 |