The trade deadline is a fascinating time to be an observer of hockey, as the deadline often makes for strange bedfellows. In advance of the 2019 NHL trade deadline, we’ve dug through the history books to provide a handy summary of the last swaps the Calgary Flames have made with every other NHL team.
The rundown
| Team | Date | Acquired | Sent |
| Arizona | Jun. 17/17 | G Mike Smith | 2018 3rd rounder (74th, Niklas Nordgren) G Chad Johnson D Brandon Hickey |
| Boston | Jun. |