Onyx Urgent Care Clinic

Urgent care · Kitchener, ON · Open now · until 9 PM

Hours: Mon to Fri 6 PM to 9 PM; Sat closed; Sun 4 PM to 7 PM. Walk-ins accepted (Walk-ins are registered at reception, then assessed by phone before being seen in person or asked to wait outside or in a vehicle. Clinic remains open past registration hours until all registered patients have been seen). Phone (519) 896-6699.

Evening urgent care clinic in Kitchener that also runs a separate daytime clinic by appointment. Walk-in registration is accepted only during evening urgent care hours, roughly 6pm to 9pm on weekdays and 4pm to 7pm on Sunday, with the Saturday walk-in clinic closed; the clinic stays open past registration hours until everyone already registered has been seen. It treats acute injuries, cuts, fractures and other urgent concerns in person, offers virtual video visits for non-urgent issues, and has an on-site pharmacy.

Walk-ins accepted Virtual visits

Heads up: Homepage displays a notice that the walk-in clinic was closed July 31 to August 3 for the Civic Holiday weekend; this reads as a past, one-off notice rather than a current or ongoing change.

Hours

Monday6 PM to 9 PM
Tuesday6 PM to 9 PM
Wednesday6 PM to 9 PM
Thursday6 PM to 9 PM
Friday6 PM to 9 PM
SaturdayClosed
Sunday4 PM to 7 PM

These are registration hours for the evening urgent care walk-in clinic; the clinic stays open after registration closes until all registered patients have been seen. A separate daytime clinic operates by appointment only and does not accept walk-ins.

Hours from the clinic's own website.

Getting seen

Walk-ins accepted. Clinic wording: “For in person visits, we accept walk-ins for urgent cases at the evening clinic.”

Walk-ins are registered at reception, then assessed by phone before being seen in person or asked to wait outside or in a vehicle. Clinic remains open past registration hours until all registered patients have been seen.

Book online (Insig (virtual video visits); own patient portal for in-person day clinic appointments)

Services

Walk-in visitsMinor injuriesStitches and wound careCasting and fracturesECGSTI testingPrescription renewalsSick notes and formsPhysicals and formsChildren seenWomen's healthMental healthPharmacy on siteAllied healthFlu and COVID vaccines

Also offers virtual visits.

Contact & Directions

580 Lancaster St W, Kitchener, ON N2K 1M3

Call (519) 896-6699 Fax 519-279-1585 Get directions Website

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Emergency? Compare ER wait times in Kitchener, or call 911.

Directory info from healthline_on, verified 2026-07-24. Details may have changed, call ahead to confirm. Hours, walk-in policy and services were read from the clinic’s own website where one exists; if something here is out of date, the clinic’s site and phone line are the source of truth. Report an issue with this listing.