Connecting Detroit and Ann Arbor

D2A2 is a pilot express bus service connecting Detroit and Ann Arbor, MI. The new bus service is an idea created by the Regional Transit Authority of Southeast Michigan (RTA), in partnership with the Ann Arbor Area Transportation Authority (TheRide) and operated by Michigan Flyer. Click here to learn more.

New Deal
New Discount For Frequent D2A2 Users

The Regional Transit Authority of Southeast Michigan
We are excited to announce a new discount for people who commute frequently between Detroit and Ann Arbor on the D2A2 bus. The RTA is now offering a new passbook that can save you significantly when buying rides in advance. Starting today, you can purchase a passbook to take 50 one-way trips for $100.

That’s just $2 per ride for use on any D2A2 scheduled bus run!

D2A2 Holiday Closures

D2A2 will not operate on the following holidays: Thanksgiving, Christmas Eve, Christmas Day, New Years Eve, New Years Day, Memorial Day, July 4 and Labor Day.

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TheRide, AAATA
(734) 973-6500

DDOT Detroit Transportation Corp.
(313) 224-2160

M-1 Rail


Detroit D2A2 Grand Circus Park 1508 Park Avenue, Detroit Stop is located on the southbound Park Avenue in Grand Circus Park between W. Adams Ave. and Bagley Street. Learn more or see images of bus stop for reference.

Ann Arbor
D2A2 Blake Transit Center
328 S. 5th Avenue, Ann Arbor

Stop is located at the corner of 5th Avenue and William Street- across from the Ann Arbor Public Library.

Learn more or see images of bus stop for reference.

Information found on this website can be provided in an alternative format upon request. Please contact the Regional Transit Authority at 313-402-1020 to speak to a representative or email The RTA will do its best to provide the requested alternative format within a reasonable time Title VI Public Notice English | بالعربية | 用中文(表达 한국 | Español