Debt (Details) (USD $) In Millions	Jun. 30, 2011	Dec. 31, 2010
Debt
Total long-term debt and capital lease obligations	$ 4,535	$ 4,617
Less: Total unamortized discount on debt	(193)	(217)
Current maturities	(450)	(397)
Long-term debt and capital leases, net of current maturities	3,892	4,003
US Airways, Inc. [Member]
Debt
Total long-term debt and capital lease obligations	2,992	3,058
Less: Total unamortized discount on debt	(76)	(81)
Current maturities	(384)	(381)
Long-term debt and capital leases, net of current maturities	2,532	2,596
US Airways, Inc. [Member] \| Secured Equipment Loans and Other Notes Payable [Member]
Debt
Total long-term debt and capital lease obligations	1,613	1,890
US Airways, Inc. [Member] \| Secured Aircraft Enhanced Equipment Trust Certificates [Member]
Debt
Total long-term debt and capital lease obligations	1,068	809
US Airways, Inc. [Member] \| Secured Other Obligations [Member]
Debt
Total long-term debt and capital lease obligations	79	85
US Airways, Inc. [Member] \| Unsecured Airbus Advance [Member]
Debt
Total long-term debt and capital lease obligations	186	222
US Airways, Inc. [Member] \| Unsecured Industrial Development Bonds [Member]
Debt
Total long-term debt and capital lease obligations	29	29
US Airways, Inc. [Member] \| Unsecured Other Obligations [Member]
Debt
Total long-term debt and capital lease obligations	17	23
US Airways, Inc. [Member] \| Secured Debt [Member]
Debt
Total long-term debt and capital lease obligations	2,760	2,784
US Airways, Inc. [Member] \| Unsecured Debt [Member]
Debt
Total long-term debt and capital lease obligations	232	274
Secured Citicorp North America Loan [Member]
Debt
Total long-term debt and capital lease obligations	1,136	1,152
Secured Equipment Loans and Other Notes Payable [Member]
Debt
Total long-term debt and capital lease obligations	1,643	1,920
Secured Aircraft Enhanced Equipment Trust Certificates [Member]
Debt
Total long-term debt and capital lease obligations	1,068	809
Secured Other Obligations [Member]
Debt
Total long-term debt and capital lease obligations	79	85
Unsecured Barclays Prepaid Miles [Member]
Debt
Total long-term debt and capital lease obligations	200	200
Unsecured Airbus Advance [Member]
Debt
Total long-term debt and capital lease obligations	186	222
Unsecured 7.25% convertible senior notes [Member]
Debt
Total long-term debt and capital lease obligations	172	172
Unsecured 7% senior convertible notes [Member]
Debt
Total long-term debt and capital lease obligations	5	5
Unsecured Industrial Development Bonds [Member]
Debt
Total long-term debt and capital lease obligations	29	29
Unsecured Other Obligations [Member]
Debt
Total long-term debt and capital lease obligations	17	23
Secured Debt [Member]
Debt
Total long-term debt and capital lease obligations	3,926	3,966
Unsecured Debt [Member]
Debt
Total long-term debt and capital lease obligations	$ 609	$ 651

Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Staff Position (FSP)
-Number APB14-1
-Paragraph 31
-Subparagraph b

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

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The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Staff Position (FSP)
-Number APB14-1
-Paragraph 31
-Subparagraph b

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 21
-Paragraph 16, 20

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Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year or the normal operating cycle, if longer plus capital lease obligations due to be paid more than one year after the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 6
-Section H

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Obligation related to long-term debt (excluding convertible debt) and capital leases, the portion which is due in one year or less in the future.

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