Silver Line service will be enhanced during peak airport travel times before the holiday through Nov. 29.
The day before Thanksgiving, Red, Orange, Blue and Green lines will operate with additional service.
On Thanksgiving Day, buses, and the aforementioned lines will operate on a Sunday schedule.
The Commuter Rail announced service will be temporarily restored on the Old Colony Plymouth/Kingston & Middleborough/Lakeville branches and Greenbush lines for the Thanksgiving Weekend.
A Sunday schedule will be in effect on Thanksgiving Day.
Weekend service has been suspended on both lines since the spring due to track work.