CAMBUS summer 2026 service operates May 16- August 21. Academic service resumes Saturday, August 22. Use the Transit mobile app to get real-time bus information, view live maps, and receive service alerts. Full route schedules can be found at Routes, Schedules, and Maps webpage.
During summer service:
- Routes 31, 32, 41, 42, and 52 have reduced frequency. Check schedules for complete details
- Routes 54 Hancher-Newton Road, 35 Interdorm. 36 East Dorm Shuttle and 43 Hawkeye Interdorm do not operate
- Weekend and evening service is provided by the On-Demand Shuttle service
| Dates | Service |
|---|---|
| Saturday, May 16 – Friday, August 21 | Summer service |
| Monday, May 25 | No service (university holiday) |
| Friday, July 3 – Saturday, July 4 | No service (university holiday) |
| Saturday, August 22 | Academic service begins |
Main Campus and Research Park – 31, 32, 34
Note - time periods are approximate, see route schedules for exact times
| ROUTE | AM Peak until 9 a.m. | Midday 9 a.m. - 3 p.m. | PM Peak 3 p.m. - 6 p.m. | Evening 6 p.m. - 9 p.m. |
|---|---|---|---|---|
| 31 Red Route | Every 18 minutes | Every 36 minutes | Every 18 minutes | Every 36 minutes |
| 32 Blue Route | Every 18 minutes | Every 36 minutes | Every 18 minutes | Every 36 minutes |
34 Research Park
| Every 25 minutes | Every 50 minutes | Every 25-35 minutes | Every 50 minutes until 7:45 p.m. |
Health Sciences Campus – 31, 32, 34, 42, 52, 53
Note - time periods are approximate, see route schedules for exact times
| Route | AM Peak until 9 a.m. | Midday 9 a.m. - 3 p.m. | PM Peak 3 p.m. - 6 p.m. | Evening 6 p.m. - 9 p.m. |
|---|---|---|---|---|
| 31 Red Route | Every 18 minutes | Every 36 minutes | Every 18 minutes | Every 36 minutes |
| 32 Blue Route | Every 18 minutes | Every 36 minutes | Every 18 minutes | Every 36 minutes |
| 34 Research Park | Every 25 minutes | Every 50 minutes | Every 25-35 minutes | Every 50 minutes until 7:45 p.m. |
| 42 Hawkeye-Pentacrest | Every 20 minutes | Every 40 minutes | Every 20 minutes | Every 40 minutes |
| 52 Finkbine-Pentacrest | Every 15 minutes | Every 30 minutes | Every 15 minutes | Every 30 minutes |
| 53 VA Loop Shuttle | Every 15 minutes until 6:30 a.m. | No service after 6:30 a.m. | ||
Arts Campus and Hancher Parking Lot – 31 and 32
Note - time periods are approximate, see route schedules for exact times
| Route | AM Peak until 9 a.m. | Midday 9 a.m. - 3 p.m. | PM Peak 3 p.m. - 6 p.m. | Evening 6 p.m. - 9 p.m. |
|---|---|---|---|---|
| 31 Red Route | Every 18 minutes | Every 36 minutes | Every 18 minutes | Every 36 minutes |
| 32 Blue Route | Every 18 minutes | Every 36 minutes | Every 18 minutes | Every 36 minutes |
Finkbine Commuter and Arena Parking Lots – 51, 52, 53
Note - time periods are approximate, see route schedules for exact times
| Route | AM Peak until 9 a.m. | Midday 9 a.m. - 3 p.m. | PM Peak 3 p.m. - 6 p.m. | Evening 6 p.m. - 9 p.m. |
|---|---|---|---|---|
| 51 Hospital-Finkbine/Arena | Every 4 minutes | Every 12 minutes | Every 4 minutes | Every 12 minutes |
| 52 Finkbine-Pentacrest | Every 15 minutes | Every 30 minutes | Every 15 minutes | Every 30 minutes |
| 53 VA Loop Shuttle | Every 15 minutes until 6:30 a.m. | No service after 6:30 a.m. | ||
Hawkeye Commuter and Hawkeye Campus – 41 and 42
Note - time periods are approximate, see route schedules for exact times
| Route | AM Peak until 9 a.m. | Midday 9 a.m. - 3 p.m. | PM Peak 3 p.m. - 6 p.m. | Evening 6 p.m. - 9 p.m. |
|---|---|---|---|---|
| 41 Hawk Lot-Hospital | Every 7 minutes | Every 20 minutes | Every 7 minutes | Every 20 minutes |
| 42 Hawkeye-Pentacrest | Every 20 minutes | Every 40 minutes | Every 20 minutes | Every 40 minutes |
On-Demand Shuttle
Visit On-Demand Shuttle Service for more information about service zones and how to schedule rides.
| Zone | Hours of service | Locations served |
|---|---|---|
| 62 Main Campus | Weekdays 8:45 p.m. - 12:30 a.m. Weekends 11:30 a.m. – 6:30 p.m. | Existing CAMBUS stops throughout the Main Campus and Hawkeye Campus. View Main Campus Zone map. |
| 63 Research Park/ MCNL | Weekdays 6 a.m. - 6 p.m. | Provides service between Newton Road and health care facilities on the Research Park campus, including Medical Center North Liberty (MCNL) and Hospital Shared Services Building (HSSB). View Research Park/MCNL map. |
Accessibility
The Parking and Transportation Department is committed to promoting campus accessibility through mobility solutions for all students, staff, faculty, and visitors. In addition to fixed-route bus services, CAMBUS also operates a door-to-door paratransit bus service, called "Bionic Bus".
Learn more about Bionic bus service.
Transit
Riders are encouraged to use the mobile app, Transit, to plan trips, get real-time departure information, live bus locations, service alerts, and more. Download Transit to your Apple or Android smart device.