The average bus between Chelmsford and Lexington takes 4h 35m and the fastest bus takes 2h 43m. The bus service runs several times per day from Chelmsford to Lexington. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 4 hours between Chelmsford and Lexington. The earliest departure is at 7:46 AM in the morning, and the last departure from Chelmsford is at 7:51 PM which arrives into Lexington at 10:14 AM. All services require a transfer at Kennedy Center and take an average of 4h 35m. The schedules shown below are for the next available departures.



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3h 18m • 3 changes



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3h 51m • 3 changes
Want to know about travelling from Chelmsford to Lexington? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Chelmsford to Lexington. However, there are services departing from Chelmsford station and arriving at Lexington station via Chestnut Street Burlington. The journey, including transfers, takes approximately 4h 35m.
Chelmsford to Lexington bus services, operated by Lowell Regional Transit Authority, depart from Kennedy Center station.
Chelmsford to Lexington bus services, operated by Lowell Regional Transit Authority, arrive at Alewife station.
The distance between Chelmsford and Lexington is 20.6 km. The road distance is 66 km.
You can take a bus from Chelmsford Center to Massachusetts Ave @ Lexington Post Office via Kennedy Center, Chestnut Ave @ Cambridge St, and Alewife in around 3h 46m.