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303Happenings
AB1

Boulder / Denver Airport

Bus

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

Departures from Broadway & Baseline Rd

All weekdays departures (22 trips)
  • 3:08 AM
  • 4:38 AM
  • 5:23 AM
  • 6:21 AM
  • 7:21 AM
  • 8:21 AM
  • 9:20 AM
  • 9:50 AM
  • 10:50 AM
  • 11:20 AM
  • 11:50 AM
  • 12:50 PM
  • 1:50 PM
  • 2:50 PM
  • 4:21 PM
  • 4:51 PM
  • 5:51 PM
  • 7:21 PM
  • 8:21 PM
  • 9:21 PM
  • 10:21 PM
  • 11:21 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
3:08 AM
Last trip
11:21 PM
Time of dayHow often
Early morning12:00 AM–6:00 AMEvery 58 min
Morning rush6:00 AM–9:00 AMEvery 60 min
Midday9:00 AM–3:00 PMEvery 60 min
Afternoon rush3:00 PM–7:00 PMEvery 60 min
Evening7:00 PM–10:00 PMEvery 60 min
Late night10:00 PM–3:00 AMEvery 60 min

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

Route map

Stops (15) · To Denver Airport via E-470

  1. Downtown Boulder Station Gate 2(Timepoint)
  2. Broadway & University Ave
  3. Broadway & College Ave
  4. Broadway & Euclid Ave(Timepoint)
  5. Broadway & Baseline Rd(Selected stop)
  6. Broadway & 27th Way(Timepoint)
  7. S Broadway & Dartmouth Ave
  8. Table Mesa Dr & 39th St
  9. Table Mesa Dr & Tantra Dr
  10. US 36 & Table Mesa Station Gate A(Timepoint)
  11. US 36 & McCaslin Station Gate B(Timepoint)
  12. Via Varra Rd & Midway Blvd
  13. US 36 & Flatiron Station Gate A(Timepoint)
  14. 13600 Block Via Varra
  15. 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 23 trips
Downtown Boulder Station Gate 2Broadway & Euclid AveBroadway & 27th WayUS 36 & Table Mesa Station Gate AUS 36 & McCaslin Station Gate BUS 36 & Flatiron Station Gate ADenver Airport Station Gate 6
2:57 AM3:06 AM3:09 AM3:20 AM3:26 AM3:33 AM4:10 AM
4:27 AM4:36 AM4:39 AM4:50 AM4:56 AM5:03 AM5:40 AM
–––5:06 AM5:12 AM5:19 AM5:56 AM
5:12 AM5:21 AM5:24 AM5:35 AM5:41 AM5:48 AM6:25 AM
6:07 AM6:19 AM6:22 AM6:35 AM6:43 AM6:51 AM7:31 AM
7:07 AM7:19 AM7:22 AM7:35 AM7:43 AM7:51 AM8:31 AM
8:07 AM8:19 AM8:22 AM8:35 AM8:43 AM8:51 AM9:31 AM
9:07 AM9:18 AM9:22 AM9:35 AM9:43 AM9:51 AM10:31 AM
9:37 AM9:48 AM9:52 AM10:05 AM10:13 AM10:21 AM11:01 AM
10:37 AM10:48 AM10:52 AM11:05 AM11:13 AM11:21 AM12:01 PM
11:07 AM11:18 AM11:22 AM11:35 AM11:43 AM11:51 AM12:31 PM
11:37 AM11:48 AM11:52 AM12:05 PM12:13 PM12:21 PM1:01 PM
12:37 PM12:48 PM12:52 PM1:05 PM1:13 PM1:21 PM2:01 PM
1:37 PM1:48 PM1:52 PM2:05 PM2:13 PM2:21 PM3:01 PM
2:37 PM2:48 PM2:52 PM3:05 PM3:13 PM3:21 PM4:01 PM
4:07 PM4:18 PM4:23 PM4:35 PM4:43 PM4:51 PM5:31 PM
4:37 PM4:48 PM4:53 PM5:05 PM5:13 PM5:21 PM6:01 PM
5:37 PM5:48 PM5:53 PM6:05 PM6:13 PM6:21 PM7:01 PM
7:09 PM7:19 PM7:23 PM7:35 PM7:42 PM7:49 PM8:27 PM
8:09 PM8:19 PM8:23 PM8:35 PM8:42 PM8:49 PM9:27 PM
9:09 PM9:19 PM9:23 PM9:35 PM9:42 PM9:49 PM10:27 PM
10:09 PM10:19 PM10:23 PM10:35 PM10:42 PM10:49 PM11:27 PM
11:09 PM11:19 PM11:23 PM11:35 PM11:42 PM11:49 PM12:27 AM

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.