Andeavor Logistics (ANDX) 8-K Tesoro Logistics Becomes Full-Service Logistics Company with Purchase of QEP Field Services

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statement onForm S-3 (No. 333-185926) of Tesoro Logistics LP of our report dated June 26, 2014 relating to the financial statements of QEP Field Services Company, which appears in the Current Report on Form8-K of Tesoro Logistics LP dated October 19, 2014.

/s/ PricewaterhouseCoopers LLP

Houston, Texas

October 20, 2014