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721B

Adelaide · bus timetable

Bus 721B Zone G Noarlunga Centre Interchange - East side Zone B Old Reynella Interchange

Line 721B (Zone G Noarlunga Centre Interchange - East side – Zone B Old Reynella Interchange) has its first departure on weekdays at 23:07 and its last at 00:00, 2 departures a day.

  • Headway~53 min
  • First departure23:07
  • Last departure00:00
  • Average ride~17 min
  • Stops24
  • Departures per day2
  • Route length9.5 km
  • Peak~17 min
  • Off-peak~17 min
  • Saturdaynot running
  • Sundaynot running

Bus of Adelaide public transport — connects Zone G Noarlunga Centre Interchange - East side and Zone B Old Reynella Interchange, with 24 stops per direction.The first departure is at 23:07, the last at 00:00.Departures run every ~53 min, and the ride takes ~17 min on average.

Related lines721721A721X

Timetable

First

23:07

Last

00:00

Departures

2

Line 721B timetable — on weekdays
2307
0000

Line 721B does not run on Saturdays.

Line 721B does not run on Sundays and holidays.

Valid from23.10.2026.
Changed25.10.2026.
Checked25.10.2026.

Stops

24 stops~17 min in total
  1. Zone G Noarlunga Centre Interchange - East side

    #16046 — Zone G Noarlunga Centre Interchange - East side

    721721XT721departure0min
  2. Zone B Colonnades Interchange

    #16036 — Zone B Colonnades Interchange

    721721X722722X725743+6+0 min0min
  3. Stop 64A Alexander Kelly Dr - North side

    #16022 — Stop 64A Alexander Kelly Dr - North side

    721721X722722X725743+5+1 min1min
  4. Stop 58 Main South Rd - West side

    #15985 — Stop 58 Main South Rd - West side

    721721XAOX7N721T721+0 min6min
  5. Stop 57 Main South Rd - West side

    #15952 — Stop 57 Main South Rd - West side

    721721XAOX7N721T721+1 min7min
  6. Stop 56 Main South Rd - West side

    #15937 — Stop 56 Main South Rd - West side

    721721XAOX7N721T721+0 min7min
  7. Stop 55 Main South Rd - West side

    #15895 — Stop 55 Main South Rd - West side

    721721XAOX7N721T721+1 min8min
  8. Stop 54 Main South Rd - West side

    #15880 — Stop 54 Main South Rd - West side

    721721XAOX7N721T721+1 min9min
  9. Stop 53 Main South Rd - West side

    #15873 — Stop 53 Main South Rd - West side

    721721XAOX7N721T721+1 min10min
  10. Stop 52 Main South Rd - West side

    #15830 — Stop 52 Main South Rd - West side

    721721XAOX7N721T721+1 min11min
  11. Stop 51 Main South Rd - West side

    #15817 — Stop 51 Main South Rd - West side

    721721XAOX7N721T721+0 min11min
  12. Stop 50 Main South Rd - North West side

    #15800 — Stop 50 Main South Rd - North West side

    721721XAOX7N721T721+1 min12min
  13. Stop 49 Main South Rd - North West side

    #15785 — Stop 49 Main South Rd - North West side

    721721XAOX7N721T721+0 min12min
  14. Stop 48 Main South Rd - North West side

    #15748 — Stop 48 Main South Rd - North West side

    721721XAOX7N721T721+1 min13min
  15. Stop 47 Main South Rd - North West side

    #15731 — Stop 47 Main South Rd - North West side

    721721XAOX7N721T721+1 min14min
  16. Stop 46 Main South Rd - North West side

    #15723 — Stop 46 Main South Rd - North West side

    721721XAOX7N721T721+1 min15min
  17. Stop 45A Grant Rd - North side

    #15699 — Stop 45A Grant Rd - North side

    720720B721721X725734+2+1 min16min

Frequently asked questions

When are the first and last departures of line 721B?

On weekdays the first departure from Zone G Noarlunga Centre Interchange - East side is at 23:07 and the last at 00:00. There are 2 departures in total.

Does line 721B run on weekends?

No, there are no published weekend departures.

Does line 721B run on Sundays?

No. The current timetable has no Sunday departures for line 721B.

How often does line 721B run?

Departures run about every 53 minutes (median headway between 06:00 and 21:00 on weekdays). It is denser at peak and sparser in the evening and at weekends.

How long is the ride on line 721B?

The whole ride takes about 17 minutes on average — from about 17 minutes off-peak to about 17 minutes at peak.

How many stops does line 721B have?

In the Zone G Noarlunga Centre Interchange - East side → Zone B Old Reynella Interchange direction, line 721B has 24 stops.

How long is the route of line 721B?

The route in this direction is about 9.5 km long.