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303Happenings
FF1

Flatiron Flyer

Bus

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

Departures from Union Station

All sunday departures (28 trips)
  • 6:50 AM
  • 7:50 AM
  • 8:50 AM
  • 9:50 AM
  • 10:20 AM
  • 10:52 AM
  • 11:22 AM
  • 11:52 AM
  • 12:22 PM
  • 12:55 PM
  • 1:25 PM
  • 1:55 PM
  • 2:25 PM
  • 2:55 PM
  • 3:25 PM
  • 3:55 PM
  • 4:25 PM
  • 4:55 PM
  • 5:25 PM
  • 5:55 PM
  • 6:25 PM
  • 6:50 PM
  • 7:20 PM
  • 7:50 PM
  • 8:49 PM
  • 9:49 PM
  • 10:49 PM
  • 12:19 AM
Live arrivals on the map

Other routes at this stop

When it runs · Sunday

First trip
6:50 AM
Last trip
12:19 AM
Time of dayHow often
Early morning12:00 AM–6:00 AMNo service
Morning rush6:00 AM–9:00 AMEvery 60 min
Midday9:00 AM–3:00 PMEvery 30 min
Afternoon rush3:00 PM–7:00 PMEvery 30 min
Evening7:00 PM–10:00 PMEvery 60 min
Late night10:00 PM–3:00 AMEvery 90 min

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

Route map

Stops (14) · To Union Station All-Station

  1. Downtown Boulder Station Gate 1(Timepoint)
  2. Broadway & Euclid Ave(Timepoint)
  3. Broadway & 20th St
  4. Broadway & Baseline Rd(Timepoint)
  5. S Broadway & Dartmouth Ave
  6. Table Mesa Dr & 39th St(Timepoint)
  7. US 36 & Table Mesa Station Gate A(Timepoint)
  8. US 36 & McCaslin Station Gate A(Timepoint)
  9. US 36 & Flatiron Station Gate D(Timepoint)
  10. US 36 & Broomfield Station Gate K(Timepoint)
  11. US 36 & Church Ranch Station Gate A(Timepoint)
  12. US 36 & Sheridan Station Gate C(Timepoint)
  13. Park Ave West & Wewatta St
  14. Union Station(Timepoint)(Selected stop)

Full timetable · Sunday · To Union Station All-Station

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

Show all 29 trips
Downtown Boulder Station Gate 1Broadway & Euclid AveBroadway & Baseline RdTable Mesa Dr & 39th StUS 36 & Table Mesa Station Gate AUS 36 & McCaslin Station Gate AUS 36 & Flatiron Station Gate DUS 36 & Broomfield Station Gate KUS 36 & Church Ranch Station Gate AUS 36 & Sheridan Station Gate CUnion Station
6:00 AM6:04 AM6:07 AM6:10 AM6:13 AM6:18 AM6:23 AM6:27 AM6:29 AM6:34 AM6:50 AM
7:00 AM7:04 AM7:07 AM7:10 AM7:13 AM7:18 AM7:23 AM7:27 AM7:29 AM7:34 AM7:50 AM
8:00 AM8:04 AM8:07 AM8:10 AM8:13 AM8:18 AM8:23 AM8:27 AM8:29 AM8:34 AM8:50 AM
9:00 AM9:04 AM9:07 AM9:10 AM9:13 AM9:18 AM9:23 AM9:27 AM9:29 AM9:34 AM9:50 AM
9:30 AM9:34 AM9:37 AM9:40 AM9:43 AM9:48 AM9:53 AM9:57 AM9:59 AM10:04 AM10:20 AM
10:00 AM10:05 AM10:08 AM10:12 AM10:15 AM10:20 AM10:25 AM10:29 AM10:31 AM10:36 AM10:52 AM
10:30 AM10:35 AM10:38 AM10:42 AM10:45 AM10:50 AM10:55 AM10:59 AM11:01 AM11:06 AM11:22 AM
11:00 AM11:05 AM11:08 AM11:12 AM11:15 AM11:20 AM11:25 AM11:29 AM11:31 AM11:36 AM11:52 AM
11:30 AM11:35 AM11:38 AM11:42 AM11:45 AM11:50 AM11:55 AM11:59 AM12:01 PM12:06 PM12:22 PM
12:00 PM12:06 PM12:09 PM12:13 PM12:16 PM12:21 PM12:26 PM12:30 PM12:32 PM12:37 PM12:55 PM
12:30 PM12:36 PM12:39 PM12:43 PM12:46 PM12:51 PM12:56 PM1:00 PM1:02 PM1:07 PM1:25 PM
1:00 PM1:06 PM1:09 PM1:13 PM1:16 PM1:21 PM1:26 PM1:30 PM1:32 PM1:37 PM1:55 PM
1:30 PM1:36 PM1:39 PM1:43 PM1:46 PM1:51 PM1:56 PM2:00 PM2:02 PM2:07 PM2:25 PM
2:00 PM2:06 PM2:09 PM2:13 PM2:16 PM2:21 PM2:26 PM2:30 PM2:32 PM2:37 PM2:55 PM
2:30 PM2:36 PM2:39 PM2:43 PM2:46 PM2:51 PM2:56 PM3:00 PM3:02 PM3:07 PM3:25 PM
3:00 PM3:06 PM3:09 PM3:13 PM3:16 PM3:21 PM3:26 PM3:30 PM3:32 PM3:37 PM3:55 PM
3:30 PM3:36 PM3:39 PM3:43 PM3:46 PM3:51 PM3:56 PM4:00 PM4:02 PM4:07 PM4:25 PM
4:00 PM4:06 PM4:09 PM4:13 PM4:16 PM4:21 PM4:26 PM4:30 PM4:32 PM4:37 PM4:55 PM
4:30 PM4:36 PM4:39 PM4:43 PM4:46 PM4:51 PM4:56 PM5:00 PM5:02 PM5:07 PM5:25 PM
5:00 PM5:06 PM5:09 PM5:13 PM5:16 PM5:21 PM5:26 PM5:30 PM5:32 PM5:37 PM5:55 PM
5:30 PM5:36 PM5:39 PM5:43 PM5:46 PM5:51 PM5:56 PM6:00 PM6:02 PM6:07 PM6:25 PM
6:00 PM6:04 PM6:07 PM6:11 PM6:13 PM6:18 PM6:23 PM6:27 PM6:29 PM6:34 PM6:50 PM
6:30 PM6:34 PM6:37 PM6:41 PM6:43 PM6:48 PM6:53 PM6:57 PM6:59 PM7:04 PM7:20 PM
7:00 PM7:04 PM7:07 PM7:11 PM7:13 PM7:18 PM7:23 PM7:27 PM7:29 PM7:34 PM7:50 PM
8:00 PM8:04 PM8:07 PM8:11 PM8:13 PM8:18 PM8:23 PM8:27 PM8:29 PM8:34 PM8:49 PM
9:00 PM9:04 PM9:07 PM9:11 PM9:13 PM9:18 PM9:23 PM9:27 PM9:29 PM9:34 PM9:49 PM
10:00 PM10:04 PM10:07 PM10:11 PM10:13 PM10:18 PM10:23 PM10:27 PM10:29 PM10:34 PM10:49 PM
11:00 PM11:04 PM11:07 PM11:10 PM11:12 PM11:17 PM11:22 PM11:26 PM11:28 PM11:33 PM–
11:30 PM11:34 PM11:37 PM11:41 PM11:43 PM11:48 PM11:53 PM11:57 PM11:59 PM12:04 AM12:19 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.