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FLEX Regional Service

FLEX is a Northern Colorado regional bus route serving stops between Fort Collins, Loveland, Berthoud, Longmont, and Boulder. This service is operated by Transfort and is made possible through regional partnerships.

Transfers to the RTD bus system are available in Longmont and Boulder.

FLEX Boulder Express

Enjoy a one seat express ride from Fort Collins to Boulder with five trips each weekday, two in the morning and three in the afternoon/early evening. Boulder Express services the following limited stops:

  • Fort Collins - Downtown Transit Center, All MAX Stations, CSU, and South Transit Center
  • Loveland - 8th Street
  • Longmont - Downtown Longmont and Village at the Peaks Mall
  • Boulder - Boulder Junction, Downtown Boulder, and CU

FLEX Partners

FLEX is locally funded and made possible through partnerships with:

Special thanks to RTD for their FLEX route support.

Contact FLEX Service Partners:

  • Transfort – Fort Collins 970.221.6620
  • COLT – Loveland 970.962.2700
  • RTD – Denver/Longmont/Boulder 800.366.7433

FLEX Holidays

FLEX does not operate on the following dates/holidays:

January 1
Memorial Day
July 4
Labor Day
Thanksgiving Day
December 25