AB2
Boulder / Denver Airport
Bus
Timetable valid Sep 27, 2026 to Jan 2, 2027, from RTD's published schedule.
Departures from Boulder Junction at Depot Square Station Gate B5
All weekdays departures (9 trips)
- 5:44 AM
- 6:42 AM
- 7:42 AM
- 8:42 AM
- 2:12 PM
- 3:11 PM
- 3:41 PM
- 5:11 PM
- 6:11 PM
When it runs · Weekdays
- First trip
- 5:44 AM
- Last trip
- 6:11 PM
| Time of day | How often |
|---|---|
| Early morning12:00 AM–6:00 AM | One trip |
| Morning rush6:00 AM–9:00 AM | Every 60 min |
| Midday9:00 AM–3:00 PM | One trip |
| Afternoon rush3:00 PM–7:00 PM | Every 60 min |
| Evening7:00 PM–10:00 PM | No service |
| Late night10:00 PM–3:00 AM | No 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
- Boulder Junction at Depot Square Station Gate B5(Timepoint)(Selected stop)
- 28th St & Canyon Blvd(Timepoint)
- 28th St & Arapahoe Ave(Timepoint)
- 28th St & Taft Dr
- 28th St & Colorado Ave
- US 36 & Table Mesa Station Gate A(Timepoint)
- US 36 & McCaslin Station Gate B(Timepoint)
- Via Varra Rd & Midway Blvd
- US 36 & Flatiron Station Gate A(Timepoint)
- 13600 Block Via Varra
- 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 B5 | 28th St & Canyon Blvd | 28th St & Arapahoe Ave | US 36 & Table Mesa Station Gate A | US 36 & McCaslin Station Gate B | US 36 & Flatiron Station Gate A | Denver Airport Station Gate 6 |
|---|---|---|---|---|---|---|
| 5:44 AM | 5:47 AM | 5:52 AM | 6:05 AM | 6:11 AM | 6:18 AM | 6:55 AM |
| 6:42 AM | 6:45 AM | 6:52 AM | 7:05 AM | 7:13 AM | 7:21 AM | 8:01 AM |
| 7:42 AM | 7:45 AM | 7:52 AM | 8:05 AM | 8:13 AM | 8:21 AM | 9:01 AM |
| 8:42 AM | 8:45 AM | 8:52 AM | 9:05 AM | 9:13 AM | 9:21 AM | 10:01 AM |
| 2:12 PM | 2:16 PM | 2:22 PM | – | 2:43 PM | 2:51 PM | 3:31 PM |
| 3:11 PM | 3:15 PM | 3:22 PM | 3:35 PM | 3:43 PM | 3:51 PM | 4:31 PM |
| 3:41 PM | 3:45 PM | 3:52 PM | 4:05 PM | 4:13 PM | 4:21 PM | 5:01 PM |
| 5:11 PM | 5:15 PM | 5:23 PM | 5:35 PM | 5:43 PM | 5:51 PM | 6:31 PM |
| 6:11 PM | 6:15 PM | 6:23 PM | 6:35 PM | 6:43 PM | 6:51 PM | 7:31 PM |
Plan your trip and pay
- RTD's page for route AB2 (live arrivals)(opens rtd-denver.com)
- RTD trip planner(opens rtd-denver.com)
- Fares and passes(opens rtd-denver.com)
- Accessibility on RTD(opens rtd-denver.com)
- Service alerts(opens rtd-denver.com)
- Denver transit map
Source: RTD GTFS feed Sep26-37243-12-13-20261009-141920. Live arrivals come from RTD's real-time feed on the transit map.