TACA starting this week (eff 12MAY11) begins codeshare operation with Air Canada. At time this post goes to press, TACA’s “TA” code is appearing on following Air Canada services. Air Canada operated by TACA/LACSA should be appearing in the GDS soon.
| Route | TA Codeshare | AC Operating |
| Dallas – Toronto | TA4012 | AC7996 |
| Toronto – Dallas | TA4014 | AC7991 |
| Los Angeles – Calgary | TA4001 | AC573 |
| Calgary – Los Angeles | TA4000 | AC572 |
| Los Angeles – Vancouver | TA4003 | AC557 |
| Vancouver – Los Angeles | TA4002 | AC558 |
| Miami – Montreal | TA4011 | AC931 |
| Montreal – Miami | TA4006 | AC930 |
| Miami – Toronto | TA4013 | AC919 |
| Calgary – Edmonton | TA4024 | AC8162 |
| Edmonton – Calgary | TA4023 | AC8167 |
| Toronto – Miami | TA4010 | AC916 |
| Orlando – Montreal | TA4007 | AC1231 |
| Orlando – Toronto | TA4005 | AC913 |
| Toronto – Orlando | TA4004 | AC1226 |
| Toronto – Montreal | TA4022 | AC426 |
| Montreal – Toronto | TA4009 TA4021 |
AC431 AC405 |
| Toronto – Ottawa | TA4020 | AC466 |
| Ottawa – Toronto | TA4019 | AC445 |