Sunday, December 14, 2025

Hwy 121 to be closed this weekend

Overview of the I-635/SH 121 interchange north of DFW Airport, courtesy DFW Connector.

Some lane and ramp closures this weekend will affect drivers in the area of Hwy 121 and I-635, just south of Flower Mound.

As part of the ongoing DFW Connector project, multiple closures are scheduled to begin at 8 p.m. Friday until 6 a.m. Monday:

  • Full closure of southbound Hwy 121 at Sandy Lake Road. Traffic will be detoured to the southbound Hwy 121 frontage road, Hwy 26, then Bass Pro Drive.
  • Closure of the two left lanes on northbound Hwy 121 at Bass Pro Drive.
  • Full ramp closure of the westbound I-635 off-ramp to Bass Pro Drive. Traffic will be detoured to Freeport Parkway.
  • Full ramp closure of the northbound Hwy 121 off-ramp to Bass Pro Drive. Traffic will be detoured to Freeport Parkway.

All closures will allow crews to conduct a traffic switch on the southbound Hwy 121 mainlanes, according to a news release from the town of Flower Mound. For more information, visit www.dfwconnector.com.

CTG Staff
CTG Staff
The Cross Timbers Gazette News Department

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