Bus lines in Bordeaux are managed by the Urban Community of Bordeaux Public Transport System (Transports Bordeaux Métropole) and Keolis company. <br> Their network comprises 124 lines:
There are lines with high level of service (LIgne A Niveau Elevé de Service). These lines constitute with the tram, the main axes of the network. They function from 5 am to midnight or 1 am with a 10- to 15-minute fréquency between 5:30 am and midnight, with an identical service the Saturday morning and a connection to 2 lines of tram at least. On board service is available after 10 pm.
The main lines have a frequency from 15 to 30 minutes. They function from 5 am to midnight. On board service is available after 10 pm.
These lines connect the peripheric cities to another ones and Bordeaux. They function from 6 am to 9 pm.
Direct lines are set in order to make some courses faster, skipping several stops.
Scodi lines serve schools and function only in school period. Reserved for pupils, inscriptions to take these lines are set every summer.
The line TBNight functions from 1:30 am to 5:50 am, in order to substitute the whole network between campus, Victoire place and other nightclub districts on Thursdays, Fridays and Saturdays night.
Flex' lines have a route fix which leads in a geographical area. In these zones, there are stops served automatically and stops on request. <br> There exists 4-day flex' lines, which have a regular frequency, and 7-evening ones which have only 2 departures at 2:00 am and 4:00 am from Quinconces station. <br> All details here.
When there are events at Arkéa Arena or at Matmut Atlantique, shuttles are set up by TBM.
To replace tram service in maintenance, there are Relais bus line for each tramway line.