Exhibit 31.2


I, Thomas W. Horton, certify that:

1.I  have  reviewed this quarterly report on Form 10-Q of American
  Airlines, 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
  cash flows 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 disclosure controls and
  procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e))
  and internal control over financial reporting (as defined in Exchange
  Act 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 the registrant's internal
     control over financial reporting that occurred during the registrant's
     most recent fiscal quarter (the registrant'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 involves management or
     other employees who have a significant role in the registrant's
     internal control over financial reporting.



Date:  April 20, 2007          /s/ Thomas W. Horton
                               Thomas W. Horton
                               Executive Vice President and Chief
                               Financial Officer