EDIT as of 0630GMT: Original update highlighting frequency changes from week 32, which should be read as week 29 (although majority of changes are not affected due to misplacement of calendar week)
Published at 0300GMT 26NOV24

Air Canada in recent weeks filed various frequency changes to its domestic market, for Northern summer 2025 season from 01MAY25.

Removed routes:
Montreal – Regina Previously scheduled 3 weekly (7 weekly from 15JUN25) during the period of 31MAY25 – 01SEP25 removed
Montreal – Saskatoon Previously scheduled 4 weekly (1 daily from 13JUN25) during the period of 01JUN25 – 01SEP25 removed

Other service changes, based on schedule listing comparison 06OCT24 vs 24NOV24, for flights between 01MAY25 and 25OCT25. Note some of these changes are largely identical to frequencies for July/August 2024:
Halifax – Deer Lake Reduce from 14 to 7 weekly
Halifax – Ottawa Increase from 21 to 28 weekly
Montreal – Fredericton Increase from 14 to 21 weekly
Montreal – Calgary Reduce from 28 to 27 weekly
Montreal – Kelowna Reduce from 3 to 1 weekly
Montreal – Vancouver Increase from 35 to 41 weekly
Toronto – Calgary Reduce from 77 to 70 weekly
Toronto – Edmonton Reduce from 56 to 49 weekly
Toronto – Fort McMurray Increase from 2 to 4 weekly
Toronto – Montreal Increase from 105 to 112 weekly
Toronto – Quebec City Increase from 28 to 35 weekly
Toronto – St. John’s NFLD Reduce from 35 to 28 weekly
Toronto – Winnipeg Reduce from 49 to 42 weekly
Toronto – Yellowknife Increase from 2 to 3 weekly
Vancouver – Fort St. John Increase from 27 to 28 weekly
Vancouver – Halifax Reduce from 14 to 7 weekly
Vancouver – Kamloops Increase from 27 to 28 weekly
Vancouver – Kelowna Reduce from 48 to 42 weekly
Vancouver – Ottawa Reduce from 21 to 20 weekly
Vancouver – Quebec City Reduce from 4 to 3 weekly
Vancouver – Saskatoon Reduce from 27 to 21 weekly
Vancouver – Terrace Reduce from 35 to 28 weekly
Vancouver – Toronto Reduce from 105 to 89 weekly
Vancouver – Yellowknife Increase from 13 to 14 weekly

Based on comparison week 29 in 2024 (14-20JUL24) vs 2025 (13-19JUL25), other notable changes include the following:
Calgary – Winnipeg Increase from 7 to 14 weekly
Halifax – St. John’s NFLD Increase from 28 to 35 weekly
Montreal – Halifax Reduce from 30 to 28 weekly
Montreal – Vancouver Reduce from 43 to 41 weekly
Toronto – Calgary Reduce from 75 to 70 weekly
Toronto – Edmonton Reduce from 58 to 49 weekly
Toronto – Montreal Increase from 100 to 112 weekly
Toronto – Ottawa Increase from 67 to 70 weekly
Toronto – Regina Reduce from 21 to 20 weekly
Toronto – St. John’s NFLD Reduce from 35 to 28 weekly
Toronto – Sydney NS CRJ900 replaces mainline A220-300, 1 daily
Toronto – Victoria Reduce from 21 to 14 weekly
Toronto – Windsor Reduce from 21 to 14 weekly
Vancouver – Calgary Reduce from 64 to 62 weekly
Vancouver – Toronto Reduce from 91 to 89 weekly