Attached files

file filename
EX-10.40 - EXHIBIT 10.40 KNIGHT-SWIFT AMENDED AND RESTATED 2014 OMNIBUS INCENTIVE PLAN - Knight-Swift Transportation Holdings Inc.knx-ex104012312017.htm
EX-32.2 - EXHIBIT 32.2 CERTIFICATION BY CFO PURSUANT TO 18 U.S.C. SECTION 1350 - Knight-Swift Transportation Holdings Inc.knx-ex32212312017.htm
EX-32.1 - EXHIBIT 32.1 CERTIFICATION BY CEO PURSUANT TO 18 U.S.C. SECTION 1350 - Knight-Swift Transportation Holdings Inc.knx-ex32112312017.htm
EX-31.2 - EXHIBIT 31.2 CERTIFICATION BY CFO PURSUANT TO RULE 13A-14(A) OR 15D-14(A) - Knight-Swift Transportation Holdings Inc.knx-ex31212312017.htm
EX-31.1 - EXHIBIT 31.1 CERTIFICATION BY CEO PURSUANT TO RULE 13A-14(A) OR 15D-14(A) - Knight-Swift Transportation Holdings Inc.knx-ex31112312017.htm
EX-21.1 - EXHIBIT 21.1 SUBSIDIARIES OF KNIGHT-SWIFT - Knight-Swift Transportation Holdings Inc.knx-ex21112312017.htm
EX-10.42 - EXHIBIT 10.42 THIRD OMNIBUS AMENDMENT AND CONSENT - Knight-Swift Transportation Holdings Inc.knx-ex104212312017.htm
EX-10.41 - EXHIBIT 10.41 KNIGHT-SWIFT RESTRICTED STOCK UNIT (TIME VESTED) GRANT AGREEMENT - Knight-Swift Transportation Holdings Inc.knx-ex104112312017.htm
EX-10.39 - EXHIBIT 10.39 KNIGHT-SWIFT AMENDED AND RESTATED 2012 ESPP - Knight-Swift Transportation Holdings Inc.knx-ex103912312017.htm
10-K - KNX-12.31.2017 FORM 10-K - Knight-Swift Transportation Holdings Inc.knx-10k12312017.htm

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm
We have issued our reports dated March 1, 2018, with respect to the consolidated financial statements and internal control over financial reporting included in the Annual Report of Knight-Swift Transportation Holdings Inc. on Form 10-K for the year ended December 31, 2017. We consent to the incorporation by reference of said reports in the Registration Statements of Knight-Swift Transportation Holdings Inc. on Forms S-8 (File Nos. 333-220439, effective September 13, 2017; 333-196184, effective May 22, 2014; 333-171796, effective January 21, 2011) and Form S-4 (File No. 333-218196, effective May 24, 2017, as amended).

/s/ GRANT THORNTON LLP
Phoenix, Arizona
March 1, 2018