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303Happenings
AB2

Boulder / Denver Airport

Bus

Timetable valid Sep 27, 2026 to Jan 2, 2027, from RTD's published schedule.

Departures from 28th St & Colorado Ave

All weekdays departures (8 trips)
  • 5:53 AM
  • 6:53 AM
  • 7:53 AM
  • 8:53 AM
  • 3:23 PM
  • 3:53 PM
  • 5:24 PM
  • 6:24 PM

This stop sits between RTD's timepoints, so these times are estimated from the timetable and may be a minute or two off.

Live arrivals on the map

Other routes at this stop

When it runs · Weekdays

First trip
5:53 AM
Last trip
6:24 PM
Time of dayHow often
Early morning12:00 AM–6:00 AMOne trip
Morning rush6:00 AM–9:00 AMEvery 60 min
Midday9:00 AM–3:00 PMNo service
Afternoon rush3:00 PM–7:00 PMEvery 60 min
Evening7:00 PM–10:00 PMNo service
Late night10:00 PM–3:00 AMNo service

The Sunday schedule also runs on Nov 26, Nov 27, Dec 25, Jan 1.

Route map

Stops (11) · To Denver Airport via E-470

  1. Boulder Junction at Depot Square Station Gate B5(Timepoint)
  2. 28th St & Canyon Blvd(Timepoint)
  3. 28th St & Arapahoe Ave(Timepoint)
  4. 28th St & Taft Dr
  5. 28th St & Colorado Ave(Selected stop)
  6. US 36 & Table Mesa Station Gate A(Timepoint)
  7. US 36 & McCaslin Station Gate B(Timepoint)
  8. Via Varra Rd & Midway Blvd
  9. US 36 & Flatiron Station Gate A(Timepoint)
  10. 13600 Block Via Varra
  11. Denver Airport Station Gate 6(Timepoint)

Full timetable · Weekdays · To Denver Airport via E-470

Times at RTD's timepoints. A dash means that trip does not stop there.

Show all 9 trips
Boulder Junction at Depot Square Station Gate B528th St & Canyon Blvd28th St & Arapahoe AveUS 36 & Table Mesa Station Gate AUS 36 & McCaslin Station Gate BUS 36 & Flatiron Station Gate ADenver Airport Station Gate 6
5:44 AM5:47 AM5:52 AM6:05 AM6:11 AM6:18 AM6:55 AM
6:42 AM6:45 AM6:52 AM7:05 AM7:13 AM7:21 AM8:01 AM
7:42 AM7:45 AM7:52 AM8:05 AM8:13 AM8:21 AM9:01 AM
8:42 AM8:45 AM8:52 AM9:05 AM9:13 AM9:21 AM10:01 AM
2:12 PM2:16 PM2:22 PM–2:43 PM2:51 PM3:31 PM
3:11 PM3:15 PM3:22 PM3:35 PM3:43 PM3:51 PM4:31 PM
3:41 PM3:45 PM3:52 PM4:05 PM4:13 PM4:21 PM5:01 PM
5:11 PM5:15 PM5:23 PM5:35 PM5:43 PM5:51 PM6:31 PM
6:11 PM6:15 PM6:23 PM6:35 PM6:43 PM6:51 PM7:31 PM

Plan your trip and pay

Source: RTD GTFS feed Sep26-37243-12-13-20261009-141920. Live arrivals come from RTD's real-time feed on the transit map.