Transit construction and/or event detours, and alerts are published below.
To view detours or delays on the Trip Planner Tool, click HERE.
Once the page loads, select “Alerts” located at the top right corner of the screen (see image below).
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Route 15 - Event Detour Starting November 8
Due to U of A basketball game, Route 15 will be on detour on November 8 from 1 p.m. until end of game.
The following stop will not be serviced: UA Mall (Inside)
Riders can use the temporary stops:
- Campbell Avenue/3rd Street (North and South)
Routes
- 15 - Campbell
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Route 15 - Event Detour Starting November 6 at Noon
Due to U of A football game, Route 15 will be on detour on November 6 from 12 p.m. to end of game.
The following stop will not be serviced: UA Mall (Inside)
Riders can use the temporary stops:
- Campbell Avenue/3rd Street (North and South)
Routes
- 15 - Campbell
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Route 3 - Event Detour Starting November 6 at 4 p.m.
Due to the U of A Football Game, Route 3 will be on detour on November 6 from 4 p.m. until end of game.
The following stops will not be serviced:
- Toole / 7th Av (NE)
- 6th St / 4th Av (SE)
- 6th St / Tucson High School (EB)
- 6th St / Euclid (SE)
- 6th St / Fremont (SW)
- 6th St / Highland (SE)
- 6th St / Cherry (SE)
- 6th St / Campbell (NW)
- 6th St / Cherry (NE)
- 6th St / Highland (NW)
- 6th St / Park Av (NW)
- 6th St / Euclid (NW)
- 6th St / Herbert Av (NW)
- Toole / 7th Av (SE)
Riders can use the following stops:
- 6th Street/Campbell Avenue (SE)
- Ronstadt Transit Center (Bays B and K)
- 6th Street/Plumer Avenue (NW)
Routes
- 3 - 6th St./Wilmot
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Route 3 - Event Detour Starting November 8 at 3 p.m.
Due to the All Souls Procession event, Route 3 will be on detour on November 8 from 3 p.m. to 11 p.m.
The following stops will not be serviced:
- St Mary's / Freeway (NW)
- St Mary's / Columbia (NW)
- St Mary's / Grande (NW)
- St Mary's / Melrose Av (NW)
- St Mary's / Cuesta (NW)
- St Mary's / Cherokee (NW)
- St Mary's / Silverbell (SE)
- St Mary's / Westmoreland (SE)
- St Mary's / Grande (SW)
- St Mary's / Bonita (SW)
- St Mary's / Freeway (SW)
Riders can use the following stops:
- St. Mary's Road/Silverbell Road (NW)
- St. Mary's Road/Granada Avenue (NW)
- St. Mary's Road/Centenniel Drive (SE)
- Granada Avenue/St. Mary's Road (SW)
Routes
- 3 - 6th St./Wilmot
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Route 21 - Event Detour Starting November 8 at 3 p.m.
Due to the All Souls Procession Event, Route 21 will be on detour starting November 8 at 3 p.m.
The following stops will not be serviced:
Congress / I-10 (NW)
Congress / Bonita (NW)
Congress / Av del Convento (NW)
Congress / Grande (NW)
Westmoreland / Congress (NE)
Westmoreland / Alameda (NE)
Westmoreland / Fresno (SE)
Fresno / Cuesta (NE)
Silverbell / Sonoran Palms Apts (SE)
Silverbell / St Mary's (SE)
Silverbell / St Mary's (NE)
Silverbell / San Jose (SE)
Silverbell / Riley Circle (NE)
Silverbell / Tucson Terrace (NW)
Fresno / Silverbell (SE)
Westmoreland / Fresno (SW)
Westmoreland / Alameda (NW)
Congress / Westmoreland (SE)
Congress / Grande (SE)
Congress / Av del Convento (SE)
Riders can use the following stops:
- Silverbell Road/Speedway Boulevard (NE)
- Congress Street/Granada Avenue (NW and SW)
- Silverbell Road/St. Mary's Road (SW)
- Silverbell Road/San Jose (SW)
Routes
- 21 - W. Congress/Silverbell
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Bus Stop Discontinued: Speedway Blvd/Campbell Ave Until Summer 2028
Due to construction, the Speedway Boulevard/ Campbell Avenue (NW) stop is temporarily discontinued until Summer 2028. This will affect Sun Tran Routes 4, 5, and Sun Express Routes 103X and 105X.
Sun Tran riders can use the following stops:
- Speedway Boulevard/Plumer Avenue (NW)
- Speedway Boulevard/ Warren Underpass (NW)
Sun Express riders can use the following stops:
- Speedway Boulevard/ Warren Underpass (NW)
Routes
- 4 - Speedway
- 5 - Pima/W. Speedway
- 103X Northwest - Downtown Express
- 105X Foothills - Downtown Express