Pima County / Bus
Regional Transportation Authority of Pima County 421X live tracking and departures
Green Valley/Sahuarita Express Northbound · America/Creston
Selected branch: Ronstadt Transit Center · 11 stops.
421X live vehicle tracking
Live data unavailable. Fresh vehicle positions only; 0 fresh vehicles matched to this route. The map shows vehicles assigned to the selected stopping pattern. Vehicles on other branches may be omitted.
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Official route geometry · 0 fresh vehicles on selected branch
Positions refresh every 30 seconds. An absent marker does not establish a canceled trip. Predictions and vehicle positions can have different availability.
Next departures from SS/La Canada Dr/Trader Ln (NE)
Ronstadt Transit CenterScheduled
6:30 PM6:30 PM · Thu, Oct 29
Ronstadt Transit CenterScheduled
5:00 AM5:00 AM · Fri, Oct 30
Ronstadt Transit CenterScheduled
6:30 AM6:30 AM · Fri, Oct 30
Ronstadt Transit CenterScheduled
8:00 AM8:00 AM · Fri, Oct 30
Ronstadt Transit CenterScheduled
9:30 AM9:30 AM · Fri, Oct 30
Ronstadt Transit CenterScheduled
11:00 AM11:00 AM · Fri, Oct 30
Ronstadt Transit CenterScheduled
12:30 PM12:30 PM · Fri, Oct 30
Ronstadt Transit CenterScheduled
2:00 PM2:00 PM · Fri, Oct 30
Ronstadt Transit CenterScheduled
3:30 PM3:30 PM · Fri, Oct 30
Ronstadt Transit CenterScheduled
5:00 PM5:00 PM · Fri, Oct 30
Live data unavailable · Live predictions and published schedule fallbacks are labeled on each departure.
More Regional Transportation Authority of Pima County travel information
Published Regional Transportation Authority of Pima County schedule
Imported Oct 25, 2026 · 06:55 UTC · Service dates 2025-12-08 through 2027-08-17. See data status
Schedule data published by Regional Transportation Authority of Pima County. Feed discovery and cached source archives from MobilityData. Source details ↗