UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): December 17, 2013

ARC LOGISTICS PARTNERS LP

(Exact name of registrant as specified in its charter)

Delaware

(State or other jurisdiction of incorporation)

(212) 993-1290

(Registrant’s telephone number, including area code)

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

On December 17, 2013, Barry L. Zubrow was appointed as a director of the board of directors (the “Board”) of Arc Logistics GP LLC (the “General Partner”), the general partner of Arc Logistics Partners LP (the “Partnership”), effective immediately. Mr. Zubrow was appointed as a director pursuant to the right of an owner of the Partnership’s sponsor, Lightfoot Capital Partners, LP (the “sponsor”), to appoint a director to the Board. Mr. Zubrow will be reimbursed for all out-of-pocket expenses incurred in connection with attending meetings of the Board. Mr. Zubrow will also be eligible to receive grants under the Arc Logistics GP LLC Long-Term Incentive Plan. There are no relationships between Mr. Zubrow and the Partnership or any of its subsidiaries that would require disclosure pursuant to Item 404(a) of Regulation S-K.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.