**Exhibit 31.2**

 

**CERTIFICATIONS**

 

I, Ronald E. Stanley, certify that: 

 

1. I have reviewed this Annual Report on Form 10-K of US Airways, Inc.; 

 

2. Based on my knowledge, this report does not contain any untrue statement of a material 

fact or omit to state a material fact necessary to make the statements made, in light of the circumstances 

under which such statements were made, not misleading with respect to the period covered by this report; 

 

3. Based on my knowledge, the financial statements, and other financial information 

included in this report, fairly present in all material respects the financial condition, results of operations 

and cashflows of the registrant as of, and for, the periods presented in this report; 

 

4. The registrant’s other certifying officer(s) and I are responsible for establishing and 

maintaining disclosurecontrols and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d- 

15(e)) and internal control over financial reporting (as defined in ExchangeAct Rules 13a-15(f) and 15d- 

15(f)) for the registrant and have: 

 

(a) Designed such disclosure controls and procedures, or caused such disclosure controls 

and procedures to be designed under our supervision, to ensure that material information relating 

to the registrant, including its consolidated subsidiaries, is made known to us by others within 

those entities, particularly during the period in which this report is being prepared; 

 

(b) Designed such internal control over financial reporting, or caused such internal control 

over financial reporting to be designed under our supervision, to provide reasonable assurance 

regarding the reliability of financial reporting and the preparation of financial statements for 

external purposes in accordance with generally accepted accounting principles; 

 

(c) Evaluated the effectiveness of the registrant’s disclosure controls and procedures and 

presented in this report our conclusions about the effectiveness of the disclosure controls and 

procedures, as of the end of the period covered by this report based on such evaluation; and 

 

(d) Disclosed in this report any change in theregistrant’s internal control over financial 

reporting that occurred during the registrant’s most recent fiscal quarter (theregistrant’s fourth 

fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely 

to materially affect, the registrant’s internal control over financial reporting; and 

 

5. The registrant’s other certifying officer(s) and I have disclosed,based on our most recent 

evaluation of internal control over financial reporting, to the registrant’s auditors and the audit committee 

of the registrant’s board of directors (or persons performing the equivalent functions): 

 

(a) All significant deficiencies and material weaknesses in the design or operation of 

internal control over financial reporting which are reasonably likely to adversely affect the 

registrant’s ability to record, process, summarize and report financial information; and 

 

(b) Any fraud, whether or not material, that involvesmanagement or other employees 

who have a significant role in the registrant’s internal control over financial reporting. 

 

Date: February 28, 2005