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Line: 42

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Weekday (20)
42 / 04
Go to Route(s): 42
# Routes1
Duration19h 22m
ScheduleMTuWThF (9/06-10/31)
Headsigns
  1. 42 West - 42 Cummer towards Finch Station (06:15 - 07:00)
  2. 42 East - 42 Cummer towards Middlefield (Dynamic) (07:07 - 07:54)
  3. 42 West - 42 Cummer towards Finch Station (08:03 - 08:52)
  4. 42 East - 42 Cummer towards Middlefield (Dynamic) (09:04 - 09:51)
  5. 42 West - 42 Cummer towards Finch Station (09:52 - 10:37)
  6. 42 East - 42 Cummer towards Middlefield (Dynamic) (10:48 - 11:35)
  7. 42 West - 42 Cummer towards Finch Station (11:44 - 12:29)
  8. 42 East - 42 Cummer towards Middlefield (Dynamic) (12:40 - 13:27)
  9. 42 West - 42 Cummer towards Finch Station (13:36 - 14:21)
  10. 42 East - 42 Cummer towards Middlefield (Dynamic) (14:32 - 15:19)
  11. 42 West - 42 Cummer towards Finch Station (15:30 - 16:18)
  12. 42 East - 42 Cummer towards Middlefield (Dynamic) (16:31 - 17:24)
  13. 42 West - 42 Cummer towards Finch Station (17:30 - 18:18)
  14. 42 East - 42 Cummer towards Middlefield (Dynamic) (18:31 - 19:24)
  15. 42 West - 42 Cummer towards Finch Station (19:30 - 20:11)
  16. 42 East - 42 Cummer towards Middlefield (Dynamic) (20:18 - 21:02)
  17. 42 West - 42 Cummer towards Finch Station (21:08 - 21:47)
  18. 42 East - 42 Cummer towards Middlefield (Dynamic) (21:56 - 22:40)
  19. 42 West - 42 Cummer towards Finch Station (22:46 - 23:25)
  20. 42 East - 42 Cummer towards Middlefield (Dynamic) (23:35 - 24:13)
  21. 42 West - 42 Cummer towards Finch Station (24:18 - 24:52)
  22. 42 East - 42 Cummer towards Middlefield (Dynamic) (24:59 - 25:37)
Notes
Service exceptions:
No service: 2026-09-07, 2026-10-12
42 / 17
Go to Route(s): 42
# Routes1
Duration2h 45m
ScheduleMTuWThF (9/06-10/31)
Headsigns
  1. 42 West - 42 Cummer towards Finch Station (06:25 - 07:10)
  2. 42 East - 42 Cummer towards Middlefield (Dynamic) (07:25 - 08:12)
  3. 42 West - 42 Cummer towards Finch Station (08:21 - 09:10)
Notes
Service exceptions:
No service: 2026-09-07, 2026-10-12
42 / 19
Go to Route(s): 42
# Routes1
Duration2h 06m
ScheduleMTuWThF (9/06-10/31)
Headsigns
  1. 42 East - 42 Cummer towards Middlefield (Dynamic) (07:36 - 07:48)
  2. 42 West - 42 Cummer towards Finch Station (07:54 - 08:43)
  3. 42 East - 42 Cummer towards Middlefield (Dynamic) (08:55 - 09:42)
Notes
Service exceptions:
No service: 2026-09-07, 2026-10-12
Modified Weekday (8)
42 / 02
Go to Route(s): 42
# Routes1
Duration19h 41m
ScheduleM (9/06-10/31)
Headsigns
  1. 42 West - 42 Cummer towards Finch Station (05:32 - 06:00)
  2. 42 East - 42 Cummer towards Middlefield (Dynamic) (06:00 - 06:40)
  3. 42 West - 42 Cummer towards Finch Station (06:40 - 07:17)
  4. 42 East - 42 Cummer towards Middlefield (Dynamic) (07:27 - 08:07)
  5. 42 West - 42 Cummer towards Finch Station (08:10 - 08:47)
  6. 42 East - 42 Cummer towards Middlefield (Dynamic) (08:50 - 09:36)
  7. 42 West - 42 Cummer towards Finch Station (09:44 - 10:27)
  8. 42 East - 42 Cummer towards Middlefield (Dynamic) (10:38 - 11:24)
  9. 42 West - 42 Cummer towards Finch Station (11:32 - 12:15)
  10. 42 East - 42 Cummer towards Middlefield (Dynamic) (12:26 - 13:12)
  11. 42 West - 42 Cummer towards Finch Station (13:20 - 14:03)
  12. 42 East - 42 Cummer towards Middlefield (Dynamic) (14:14 - 15:00)
  13. 42 West - 42 Cummer towards Finch Station (15:08 - 15:51)
  14. 42 East - 42 Cummer towards Middlefield (Dynamic) (16:02 - 16:48)
  15. 42 West - 42 Cummer towards Finch Station (16:56 - 17:39)
  16. 42 East - 42 Cummer towards Middlefield (Dynamic) (17:50 - 18:36)
  17. 42 West - 42 Cummer towards Finch Station (18:44 - 19:27)
  18. 42 East - 42 Cummer towards Middlefield (Dynamic) (19:38 - 20:24)
  19. 42 West - 42 Cummer towards Finch Station (20:36 - 21:16)
  20. 42 East - 42 Cummer towards Middlefield (Dynamic) (21:27 - 22:11)
  21. 42 West - 42 Cummer towards Finch Station (22:16 - 22:56)
  22. 42 East - 42 Cummer towards Middlefield (Dynamic) (23:07 - 23:46)
  23. 42 West - 42 Cummer towards Finch Station (23:47 - 24:24)
  24. 42 East - 42 Cummer towards Middlefield (Dynamic) (24:35 - 25:14)
Notes
Service exceptions:
Service only: 2026-09-07, 2026-10-12
42 / 61⊂⇄
Go to Route(s): 339 336 36 42
# Routes4
Duration16h 38m
ScheduleM (9/06-10/31)
Headsigns
  1. 339 East - 339 Finch East towards Markham Rd (03:48 - 03:53)
  2. 339 West - 339 Finch East towards Finch Station (03:53 - 04:27)
  3. 336 West - 336S Finch West Short Turn towards Humber College (04:27 - 05:09)
  4. 336 East - 336S Finch West Short Turn towards Finch West Station (05:21 - 05:54)
  5. 36 East - 36 Finch West towards Finch Station (06:00 - 06:18)
  6. 42 East - 42 Cummer towards Middlefield (Dynamic) (06:27 - 07:07)
  7. 42 West - 42 Cummer towards Finch Station (07:10 - 07:47)
  8. 42 East - 42 Cummer towards Middlefield (Dynamic) (07:57 - 08:37)
  9. 42 West - 42 Cummer towards Finch Station (08:50 - 09:33)
  10. 42 East - 42 Cummer towards Middlefield (Dynamic) (09:44 - 10:30)
  11. 42 West - 42 Cummer towards Finch Station (10:38 - 11:21)
  12. 42 East - 42 Cummer towards Middlefield (Dynamic) (11:32 - 12:18)
  13. 42 West - 42 Cummer towards Finch Station (12:26 - 13:09)
  14. 42 East - 42 Cummer towards Middlefield (Dynamic) (13:20 - 14:06)
  15. 42 West - 42 Cummer towards Finch Station (14:14 - 14:57)
  16. 42 East - 42 Cummer towards Middlefield (Dynamic) (15:08 - 15:54)
  17. 42 West - 42 Cummer towards Finch Station (16:02 - 16:45)
  18. 42 East - 42 Cummer towards Middlefield (Dynamic) (16:56 - 17:42)
  19. 42 West - 42 Cummer towards Finch Station (17:50 - 18:33)
  20. 42 East - 42 Cummer towards Middlefield (Dynamic) (18:44 - 19:30)
  21. 42 West - 42 Cummer towards Finch Station (19:43 - 20:26)
Notes
Also covers:
Route 36
M only 06:00–06:18
Interlines with:
Route 336
M only 04:27–05:54
Route 339
M except after 04:27
Service exceptions:
Service only: 2026-09-07, 2026-10-12
Saturday (7)
42 / 02
Go to Route(s): 42
# Routes1
Duration19h 37m
ScheduleSa (9/06-10/31)
Headsigns
  1. 42 East - 42 Cummer towards Middlefield (Dynamic) (06:03 - 06:43)
  2. 42 West - 42 Cummer towards Finch Station (06:46 - 07:25)
  3. 42 East - 42 Cummer towards Middlefield (Dynamic) (07:35 - 08:15)
  4. 42 West - 42 Cummer towards Finch Station (08:18 - 08:57)
  5. 42 East - 42 Cummer towards Middlefield (Dynamic) (09:05 - 09:46)
  6. 42 West - 42 Cummer towards Finch Station (09:55 - 10:39)
  7. 42 East - 42 Cummer towards Middlefield (Dynamic) (10:54 - 11:40)
  8. 42 West - 42 Cummer towards Finch Station (11:43 - 12:27)
  9. 42 East - 42 Cummer towards Middlefield (Dynamic) (12:42 - 13:28)
  10. 42 West - 42 Cummer towards Finch Station (13:43 - 14:28)
  11. 42 East - 42 Cummer towards Middlefield (Dynamic) (14:36 - 15:23)
  12. 42 West - 42 Cummer towards Finch Station (15:35 - 16:20)
  13. 42 East - 42 Cummer towards Middlefield (Dynamic) (16:28 - 17:15)
  14. 42 West - 42 Cummer towards Finch Station (17:27 - 18:12)
  15. 42 East - 42 Cummer towards Middlefield (Dynamic) (18:20 - 19:07)
  16. 42 West - 42 Cummer towards Finch Station (19:19 - 20:04)
  17. 42 East - 42 Cummer towards Middlefield (Dynamic) (20:14 - 21:00)
  18. 42 West - 42 Cummer towards Finch Station (21:03 - 21:43)
  19. 42 East - 42 Cummer towards Middlefield (Dynamic) (21:49 - 22:31)
  20. 42 West - 42 Cummer towards Finch Station (22:41 - 23:21)
  21. 42 East - 42 Cummer towards Middlefield (Dynamic) (23:31 - 24:11)
  22. 42 West - 42 Cummer towards Finch Station (24:15 - 24:50)
  23. 42 East - 42 Cummer towards Middlefield (Dynamic) (25:00 - 25:40)
Notes
42 / 72⇄
Go to Route(s): 42 336 339
# Routes3
Duration18h 57m
ScheduleSa (9/06-10/31)
Headsigns
  1. 42 East - 42 Cummer towards Middlefield (Dynamic) (09:07 - 09:18)
  2. 42 West - 42 Cummer towards Finch Station (09:20 - 10:02)
  3. 42 East - 42 Cummer towards Middlefield (Dynamic) (10:18 - 11:04)
  4. 42 West - 42 Cummer towards Finch Station (11:07 - 11:51)
  5. 42 East - 42 Cummer towards Middlefield (Dynamic) (12:06 - 12:52)
  6. 42 West - 42 Cummer towards Finch Station (12:55 - 13:39)
  7. 42 East - 42 Cummer towards Middlefield (Dynamic) (13:48 - 14:35)
  8. 42 West - 42 Cummer towards Finch Station (14:47 - 15:32)
  9. 42 East - 42 Cummer towards Middlefield (Dynamic) (15:40 - 16:27)
  10. 42 West - 42 Cummer towards Finch Station (16:39 - 17:24)
  11. 42 East - 42 Cummer towards Middlefield (Dynamic) (17:32 - 18:19)
  12. 42 West - 42 Cummer towards Finch Station (18:31 - 19:16)
  13. 42 East - 42 Cummer towards Middlefield (Dynamic) (19:24 - 20:11)
  14. 42 West - 42 Cummer towards Finch Station (20:25 - 21:08)
  15. 42 East - 42 Cummer towards Middlefield (Dynamic) (21:11 - 21:53)
  16. 42 West - 42 Cummer towards Finch Station (22:00 - 22:40)
  17. 42 East - 42 Cummer towards Middlefield (Dynamic) (22:46 - 23:26)
  18. 42 West - 42 Cummer towards Finch Station (23:28 - 24:05)
  19. 42 East - 42 Cummer towards Middlefield (Dynamic) (24:15 - 24:55)
  20. 42 West - 42 Cummer towards Finch Station (25:00 - 25:35)
  21. 336 West - 336S Finch West Short Turn towards Humber College (26:08 - 26:36)
  22. 336 East - 336 Finch West towards Yonge (26:46 - 27:27)
  23. 339 East - 339 Finch East towards Markham Rd (27:27 - 28:02)
  24. 339 West - 339S Finch East Short Turn towards Tapscott (28:02 - 28:03)
Notes
Interlines with:
Route 336
Sa only 26:08–27:27
Route 339
Sa except before 27:27
Sunday (10)
42 / 01
Go to Route(s): 42
# Routes1
Duration19h 41m
ScheduleSu (9/06-10/31)
Headsigns
  1. 42 West - 42 Cummer towards Finch Station (05:32 - 06:00)
  2. 42 East - 42 Cummer towards Middlefield (Dynamic) (06:00 - 06:40)
  3. 42 West - 42 Cummer towards Finch Station (06:40 - 07:17)
  4. 42 East - 42 Cummer towards Middlefield (Dynamic) (07:27 - 08:07)
  5. 42 West - 42 Cummer towards Finch Station (08:10 - 08:47)
  6. 42 East - 42 Cummer towards Middlefield (Dynamic) (08:50 - 09:36)
  7. 42 West - 42 Cummer towards Finch Station (09:44 - 10:27)
  8. 42 East - 42 Cummer towards Middlefield (Dynamic) (10:38 - 11:24)
  9. 42 West - 42 Cummer towards Finch Station (11:32 - 12:15)
  10. 42 East - 42 Cummer towards Middlefield (Dynamic) (12:26 - 13:12)
  11. 42 West - 42 Cummer towards Finch Station (13:20 - 14:03)
  12. 42 East - 42 Cummer towards Middlefield (Dynamic) (14:14 - 15:00)
  13. 42 West - 42 Cummer towards Finch Station (15:08 - 15:51)
  14. 42 East - 42 Cummer towards Middlefield (Dynamic) (16:02 - 16:48)
  15. 42 West - 42 Cummer towards Finch Station (16:56 - 17:39)
  16. 42 East - 42 Cummer towards Middlefield (Dynamic) (17:50 - 18:36)
  17. 42 West - 42 Cummer towards Finch Station (18:44 - 19:27)
  18. 42 East - 42 Cummer towards Middlefield (Dynamic) (19:38 - 20:24)
  19. 42 West - 42 Cummer towards Finch Station (20:36 - 21:16)
  20. 42 East - 42 Cummer towards Middlefield (Dynamic) (21:27 - 22:11)
  21. 42 West - 42 Cummer towards Finch Station (22:16 - 22:56)
  22. 42 East - 42 Cummer towards Middlefield (Dynamic) (23:07 - 23:46)
  23. 42 West - 42 Cummer towards Finch Station (23:47 - 24:24)
  24. 42 East - 42 Cummer towards Middlefield (Dynamic) (24:35 - 25:14)
Notes