indicates transfer point with timed transfers.
Route 4A operates Monday through Friday only.
| Westbound - KIT'S CORNER TO LAKEPORT | |||||||||
| Soda Bay Road | Kelseyville | Finley | Big Valley Rancheria | Lakeport | |||||
| Kit's Corner |
Riviera Shopping Center | Soda Bay | Main & Third | Post Office | Konocti Vista Casino | S. Main & Pedkham K-mart | Mendocino College / Parallel Dr. | Safeway 11th St | Third & Main |
| 9:16 | 9:19 | 9:35 | 9:45 | 9:53 | 10:00 | 10:07 | -- | -- | 10:12 |
| 11:20 | 11:23 | 11:39 | 11:49 | 11:57 | 12:04 | 12:11 | 12:16 | 12:21 | 12:26 |
| 4:33 | 4:36 | 4:52 | -- | 5:04 | 5:11 | 5:18 | -- | -- | 5:23 |
| Eastbound - LAKEPORT TO KIT'S CORNER | |||||||||
| Lakeport | Big Valley Rancheria | Finley | Kelseyville | Soda Bay Road | |||||
| Third & Main |
Main & D Street | Mendocino College / Parallel Dr. | S. Main & Peckham K-mart |
Konocti Vista Casino | Post Office | Main & Third | Soda Bay | Riviera Shopping Center | Kit's Corner |
| 10:15 | 10:19 | 10:23 | 10:28 | 10:35 | 10:40 | -- | 10:52 | 11:12 | 11:18 |
| 1:35 | 1:39 | 1:43 | 1:48 | 1:55 | 2:00 | -- | 2:12 | 2:27 | 2:33 |
| 5:25 | -- | -- | 5:30 | 5:37 | -- | -- | 5:47 | 6:02 | 6:03 |