Route 503 Symons Valley Express — Calgary Transit Bus Schedule, Frequency & Stops

Route 503 Symons Valley Express is a Calgary Transit bus route running toward SYMONS VALLEY EXPRESS and toward CITY CENTRE EXPRESS. Service operates on Monday–Thursday, Friday, Wednesday, Saturday, Sunday (Oct 18 – Dec 20), Saturday and Sunday (Oct 25) days. On Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 16 days, service toward SYMONS VALLEY EXPRESS runs from 5:54 AM to 9:54 PM, about every 16 minutes at peak and every 28 minutes midday. All times are scheduled times, effective Oct 13 – Dec 20, 2026.

Service alerts

Stop moved

Active Oct 13, 2026, 8:00 AM MT until Nov 6, 2026, 3:00 PM MT.

Starting on Tuesday, October 13 and continuing daily from 9 a.m. - 3 p.m. until Friday, November 6, there will be lane closures on westbound Symons Valley Parkway N.W. from Sage Meadows Green - 37 Street N.W. Routes 115 & 503 will be affected.

The following stop will be temporarily closed:

  • WB Symons Valley PY @ Symons Valley RD NW (#2603)

Please use the following stops in lieu of the closed stop:

  • Route 115:
    • WB Symons Valley PY @ Sage Meadows GR NW (#2028)
  • Route 503:
    • NB Symons Valley RD @ Kincora Glen RD NW (#3843 - temporary stop for Route 503)

Alerts as of Oct 17, 2026, 5:09 PM MT

Frequency & span — toward SYMONS VALLEY EXPRESS

Route 503 frequency and service span toward SYMONS VALLEY EXPRESS, effective Oct 13 – Dec 20, 2026
DaysFirstLastPeakMiddayEvening
Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 165:54 AM9:54 PMevery 16 minevery 28 minevery 28 min
Weekends & holidays5:54 AM9:56 PMevery 37 minevery 37 minevery 37 min

Frequency & span — toward CITY CENTRE EXPRESS

Route 503 frequency and service span toward CITY CENTRE EXPRESS, effective Oct 13 – Dec 20, 2026
DaysFirstLastPeakMiddayEvening
Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 165:00 AM9:51 PMevery 16 minevery 28 minevery 28 min
Weekends & holidays4:54 AM9:33 PMevery 37 minevery 37 minevery 37 min

Departures from EB 5 AV SW @ 2 ST SW — toward SYMONS VALLEY EXPRESS

Route 503 toward SYMONS VALLEY EXPRESS — departures from EB 5 AV SW @ 2 ST SW, Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 16, effective Oct 13 – Dec 20, 2026
HourDepartures
5 AM5:54
6 AM6:25, 6:41, 6:57
7 AM7:13, 7:29, 7:45
8 AM8:01, 8:17, 8:33, 8:49
9 AM9:13, 9:41
10 AM10:09, 10:37
11 AM11:05, 11:33
12 PM12:01, 12:29, 12:57
1 PM1:25, 1:53
2 PM2:21, 2:49
3 PM3:05, 3:21, 3:37, 3:53
4 PM4:09, 4:25, 4:41, 4:57
5 PM5:13, 5:29, 5:45
6 PM6:01, 6:17, 6:38
7 PM7:06, 7:34
8 PM8:02, 8:30, 8:58
9 PM9:26, 9:54
Route 503 toward SYMONS VALLEY EXPRESS — departures from EB 5 AV SW @ 2 ST SW, Weekends & holidays, effective Oct 13 – Dec 20, 2026
HourDepartures
5 AM5:54
6 AM6:31
7 AM7:08, 7:45
8 AM8:22, 8:59
9 AM9:36
10 AM10:13, 10:50
11 AM11:27
12 PM12:04, 12:41
1 PM1:18, 1:55
2 PM2:32
3 PM3:09, 3:46
4 PM4:23
5 PM5:00, 5:37
6 PM6:14, 6:51
7 PM7:28
8 PM8:05, 8:42
9 PM9:19, 9:56

Departures from EB Sage Hill GA @ W. of 37 St NW — toward CITY CENTRE EXPRESS

Route 503 toward CITY CENTRE EXPRESS — departures from EB Sage Hill GA @ W. of 37 St NW, Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 16, effective Oct 13 – Dec 20, 2026
HourDepartures
5 AM5:00, 5:29, 5:57
6 AM6:13, 6:29, 6:45
7 AM7:01, 7:17, 7:33, 7:49
8 AM8:05, 8:21, 8:37, 8:53
9 AM9:10, 9:38
10 AM10:06, 10:34
11 AM11:02, 11:30, 11:58
12 PM12:26, 12:54
1 PM1:22, 1:50
2 PM2:18, 2:46
3 PM3:11, 3:27, 3:43, 3:59
4 PM4:15, 4:31, 4:47
5 PM5:03, 5:19, 5:35, 5:51
6 PM6:07, 6:35
7 PM7:03, 7:31, 7:59
8 PM8:27, 8:55
9 PM9:23, 9:51
Route 503 toward CITY CENTRE EXPRESS — departures from EB Sage Hill GA @ W. of 37 St NW, Weekends & holidays, effective Oct 13 – Dec 20, 2026
HourDepartures
4 AM4:54
5 AM5:31
6 AM6:08, 6:45
7 AM7:22, 7:59
8 AM8:36
9 AM9:13, 9:50
10 AM10:27
11 AM11:04, 11:41
12 PM12:18, 12:55
1 PM1:32
2 PM2:09, 2:46
3 PM3:23
4 PM4:00, 4:37
5 PM5:14, 5:51
6 PM6:28
7 PM7:05, 7:42
8 PM8:19, 8:56
9 PM9:33

Stops served — toward SYMONS VALLEY EXPRESS

14 stops, in order of travel:

  1. Stop 4564 — EB 5 AV SW @ 2 ST SW
  2. Stop 4556 — NB Centre ST S @ 4 AV S
  3. Stop 6657 — NB Centre ST N @ 10 AV N
  4. Stop 4555 — NB Centre ST N @ 17 AV N
  5. Stop 3396 — 28th Avenue N Station (NB)
  6. Stop 4552 — 40th Avenue N Station (NB)
  7. Stop 8746 — 56th Avenue N Station (NB)
  8. Stop 5156 — 64th Avenue N Station (NB)
  9. Stop 5579 — 78th Avenue N Station (NB)
  10. Stop 5159 — WB Beddington BV @ Bermuda DR NW
  11. Stop 6197 — EB Berkshire BV @ Beddington BV NW
  12. Stop 9672 — NB Symons Valley RD @ S. of Kincora BV NW
  13. Stop 2603 — WB Symons Valley PY @ Symons Valley RD NW
  14. Stop 3494 — EB Sage Hill GA @ W. of 37 St NW

Stops served — toward CITY CENTRE EXPRESS

17 stops, in order of travel:

  1. Stop 3494 — EB Sage Hill GA @ W. of 37 St NW
  2. Stop 2976 — SB Symons Valley RD NW @ Symons Valley PY NW
  3. Stop 9671 — SB Symons Valley RD @ Kincora BV NW
  4. Stop 9873 — Sandstone Terminal
  5. Stop 6331 — EB Beddington BV @ Berkley DR NW
  6. Stop 4589 — 78th Avenue N Station (SB)
  7. Stop 4588 — SB Centre ST N @ 64 AV N
  8. Stop 5171 — 56th Avenue N Station (SB)
  9. Stop 4586 — 40th Avenue N Station (SB)
  10. Stop 3398 — 28th Avenue N Station (SB)
  11. Stop 4585 — SB Centre ST N @ 16 AV N
  12. Stop 5111 — SB Centre ST N @ 10 AV N
  13. Stop 4584 — SB Centre ST S @ 5 AV S
  14. Stop 4583 — WB 6 AV SW @ 2 ST SW
  15. Stop 4582 — WB 6 AV SW @ 5 ST SW
  16. Stop 4566 — EB 5 AV SW @ 6 ST SW
  17. Stop 4564 — EB 5 AV SW @ 2 ST SW

Frequently asked questions

How often does Route 503 run?

On Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 16 days Route 503 runs about every 16 minutes at peak and every 28 minutes midday.

What time is the first and last Route 503 bus toward SYMONS VALLEY EXPRESS?

On Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 16 days the first bus toward SYMONS VALLEY EXPRESS leaves EB 5 AV SW @ 2 ST SW at 5:54 AM and the last at 9:54 PM.

What time is the first and last Route 503 bus toward CITY CENTRE EXPRESS?

On Monday, Tuesday, Thursday, Friday & Oct 14 – Dec 16 days the first bus toward CITY CENTRE EXPRESS leaves EB Sage Hill GA @ W. of 37 St NW at 5:00 AM and the last at 9:51 PM.

Does Route 503 run on Sundays?

Yes — see the Sunday & holidays rows in the frequency tables above.