Calgary Flames trades
| New Jersey Devils acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
 | Eddie Lack | December 30, 2017 | Dalton Prout |  |
| Detroit Red Wings acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
 | Tom McCollum | July 1, 2017 | 2018 conditional 7th round pick | |
| Calgary Flames acquire | Date | Carolina Hurricanes acquire | ||
|---|---|---|---|---|
| Eddie Lack | June 29, 2017 | Keegan Kanzig |  |
| Ryan Murphy | 2019 6th round pick | |||
| 2019 7th round pick | ||||
| Calgary Flames acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| Travis Hamonic | June 24, 2017 | 2018 1st round pick |  |
| 2019 conditional 4th round pick | 2018 2nd round pick | |||
| 2019 conditional 2nd round pick | ||||
| Calgary Flames acquire | Date | Arizona Coyotes acquire | ||
|---|---|---|---|---|
| Mike Smith | June 17, 2017 | Brandon Hickey |  |
| Chad Johnson | ||||
| 2018 conditional 3rd round pick | ||||
| Comment: The third round pick will become a second round pick if the Flames qualify for the Stanley Cup playoffs in 2017-18. | ||||
| Calgary Flames acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Curtis Lazar | March 1, 2017 | Jyrki Jokipakka |  |
| Mike Kostka | 2017 2nd round pick | |||
| Calgary Flames acquire | Date | Arizona Coyotes acquire | ||
|---|---|---|---|---|
| Michael Stone | February 20, 2017 | 2018 conditional 5th round pick | |
| 2017 3rd round pick | ||||
| Comment: Coyotes get conditional pick if Stone re-signs with Flames. | ||||
| Calgary Flames acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Alex Chiasson | June 27, 2016 | Patrick Sieloff | |
| Calgary Flames acquire | Date | St. Louis Blues acquire | ||
|---|---|---|---|---|
| Brian Elliott | June 24, 2016 | 2016 2nd round pick |  |
| 2018 conditional 3rd round pick | ||||
| Dallas Stars acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
 | Kris Russell | February 29, 2016 | Jyrki Jokipakka | |
| Brett Pollock | ||||
| 2016 conditional 2nd round pick | ||||
| Calgary Flames acquire | Date | Minnesota Wild acquire | ||
|---|---|---|---|---|
| Niklas Backstrom | February 29, 2016 | David Jones |  |
| 2016 6th round pick | ||||
| Florida Panthers acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
 | Jiri Hudler | February 27, 2016 | 2016 2nd round pick | |
| 2018 4th round pick | ||||
| Calgary Flames acquire | Date | Vancouver Canucks acquire | ||
|---|---|---|---|---|
| Hunter Shinkaruk | February 22, 2016 | Markus Grandlund |  |
| Calgary Flames acquire | Date | Tampa Bay Lightning acquire | ||
|---|---|---|---|---|
| Kevin Poulin | November 12, 2015 | Future considerations |  |
| Calgary Flames acquire | Date | Colorado Avalanche acquire | ||
|---|---|---|---|---|
| Freddie Hamilton | October 4, 2015 | 2016 conditional 7th round pick |  |
| Nashville Predators acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
 | Max Reinhart | July 1, 2015 | 2016 conditional 4th round pick | |
| Calgary Flames acquire | Date | Boston Bruins acquire | ||
|---|---|---|---|---|
| Dougie Hamilton | June 26, 2015 | 2015 1st round pick |  |
| 2015 2nd round pick | ||||
| 2015 2nd round pick | ||||
| Vancouver Canucks acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
| Sven Baertschi | March 2, 2015 | 2015 2nd round pick | |
| Washington Capitals acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
 | Curtis Glencross | March 1, 2015 | 2015 2nd round pick | |
| 2015 3rd round pick | ||||
| Calgary Flames acquire | Date | Florida Panthers acquire | ||
|---|---|---|---|---|
| Drew Shore | January 9, 2015 | Corban Knight | |