Exhibit 10.4

Supplemental Agreement No. 39

to

Purchase Agreement No. 1977

between

The Boeing Company

and

American Airlines, Inc.

Relating to Boeing Model 737-800 Aircraft

THIS SUPPLEMENTAL AGREEMENT No. 39 (SA-39), entered into as of June 2, 2016, by
and between THE BOEING COMPANY, a Delaware corporation with offices in Seattle,
Washington (Boeing), and AMERICAN AIRLINES, INC., a Delaware corporation with
offices in Fort Worth, Texas, together with its successors and permitted
assigns (Customer);

WHEREAS, Boeing and Customer entered into Purchase Agreement No. 1977 dated
October 31, 1997, relating to Boeing Model 737-823 aircraft, as amended and
supplemented (Purchase Agreement) and capitalized terms used herein without
definitions shall have the meanings specified therefore in such Purchase
Agreement; and

WHEREAS, Boeing and Customer desire to add Letter
Agreement No. AAL-PA-1977-LA-1502819 entitled “[*CTR]” to the Purchase
Agreement;

NOW THEREFORE, in consideration of the mutual covenants herein contained, the
parties agree to amend the Purchase Agreement as follows:

 

1. Table of Contents:

The “Table of Contents” to the Purchase Agreement referencing SA-38 in the
footer is deleted in its entirety and is replaced with the new “Table of
Contents” (attached hereto) referencing SA-39 in the footer. Such new Table of
Contents is hereby incorporated into the Purchase Agreement in replacement of
its predecessor.

 

P.A. No. 1977   SA-39   Page 1 AAL    

BOEING PROPRIETARY

[*CTR]=[CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION
PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]

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2. Letter Agreements:

Letter Agreement No. AAL-PA-1977-LA-1502819 entitled “[*CTR]” is hereby
incorporated into and made a part of the Purchase Agreement.

[This space intentionally left blank]

 

P.A. No. 1977   SA-39   Page 2 AAL    

BOEING PROPRIETARY

[*CTR]=[CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION
PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]

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EXECUTED IN DUPLICATE as of the day and year first above written.

 

THE BOEING COMPANY     AMERICAN AIRLINES, INC.

/s/ The Boeing Company

   

/s/ American Airlines, Inc.

Signature     Signature

The Boeing Company

   

American Airlines, Inc.

Printed name     Printed name

Attorney-in-Fact

   

Vice President & Treasurer

Title     Title

 

P.A. No. 1977

AAL

  SA-39   Page 3

BOEING PROPRIETARY

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TABLE OF CONTENTS

 

ARTICLES

      

SA

NUMBER

  1.  

Quantity, Model and Description

     SA-21    2.  

Delivery Schedule

   3.  

Price

   4.  

Payment

   5.  

Miscellaneous

  

TABLE

           1  

Aircraft Delivery, Description, Price and Advance Payments

     SA-29    1A  

Aircraft Delivery, Description, Price and Advance Payments – [*CTR]

     SA-33    1B  

Aircraft Delivery, Description, Price and Advance Payments – Exercised MADP
Aircraft

     SA-33    1C  

Aircraft Delivery, Description, Price and Advance Payments – [*CTR]

     SA-33    1D  

Aircraft Delivery, Description, Price and Advance Payments – Boeing Sky Interior
Aircraft

     SA-33    1E  

Aircraft Delivery, Description, Price and Advance Payments – SA-34 Exercised
Aircraft

     SA-34    1F  

Aircraft Delivery, Description, Price and Advance Payments – Purchased Aircraft

     SA-38   

EXHIBITS

           A  

Aircraft Configuration

   A1  

Aircraft Configuration

     SA-33    A2  

Aircraft Configuration

     SA-33    B  

Aircraft Delivery Requirements and Responsibilities

   C  

Defined Terms

  

SUPPLEMENTAL EXHIBITS

           AE1  

Escalation Adjustment Airframe and Optional Features

     SA-20    BFE1  

BFE Variables

     SA-35    CS1  

Customer Support Variables

   SLP1  

Service Life Policy Components

   EE1  

Engine Escalation, Engine Warranty and Patent Indemnity

  

 

P.A. No. 1977     SA-39 AAL   Table of Contents   Page 1

BOEING PROPRIETARY

[*CTR]=[CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION
PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]

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TABLE OF CONTENTS, continued

 

LETTER AGREEMENTS

       SA
NUMBER   6-1162-AKP-070  

Miscellaneous Commitments for Model 737, 757,767 and 777 Aircraft

   6-1162-AKP-072R1  

[*CTR]

    

Terminated Per AAL-PA-1977-LA-1105595

   6-1162-AKP-073  

Accident Claims and Litigation

   6-1162-AKP-074R2  

Business Considerations

   6-1162-AKP-075R1  

Aircraft Purchase Rights and Substitution Rights

     SA-35     

- Attachment A

     SA-35     

- Attachment B

     SA-35     

- Attachment C

     SA-35    6-1162-AKP-076  

Aircraft Performance Guarantees

   6-1162-AKP-077  

Spares Matters

   6-1162-AKP-078  

Model 737 Miscellaneous Commitments

   6-1162-AKP-079  

[*CTR]

   6-1162-AKP-080  

Installation of Cabin Systems Equipment

   6-1162-AKP-081  

Model 737 Maintenance Cost Commitment

   6-1162-AKP-082  

Confidentiality

   6-1162-AKP-083  

Model 737 Introduction Cost Commitment

   6-1162-AKP-084  

Performance Retention Commitment

   6-1162-AKP-085  

Component Reliability Commitments

   6-1162-AKP-117  

Delivery Schedule

   6-1162-SSM-1405R1  

Multiple Operating Weight Program Attachment B

     SA-35     

- Attachment B

     SA-35    6-1162-CLO-1035  

Aircraft Performance Guarantees

     SA-28    AAL-PA-1977-LA-1105509  

Aircraft Performance Guarantees, 737-700

     SA-35   

AAL-PA-1977-LA-1105511

 

Aircraft Performance Guarantees, 737-900ER

     SA-35   

 

P.A. No. 1977     SA-39 AAL   Table of Contents   Page 2

BOEING PROPRIETARY

[*CTR]=[CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION
PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]

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TABLE OF CONTENTS, continued

 

LETTER AGREEMENTS, Continued        SA
NUMBER   6-1162-CLO-1038  

Advance Payments and Permitted Transactions

     SA-31    6-1162-CLO-1082  

Advance Payments and Permitted Transactions 2

     SA-32    AAL-PA-1977-LA-01073  

Advance Payments and Permitted Transactions 3

     SA-34    AAL-PA-1977-LA-1105271  

Advance Payments and Permitted Transactions 4

     SA-35    AAL-PA-1977-LA-1105272R1  

Business Considerations 2

     SA-36    AAL-PA-1977-LA-1105616  

Open Configuration Matters

     SA-35    AAL-PA-1977-LA-1105863  

Performance Guarantees for Rights Aircraft

     SA-35    AAL-PA-1977-LA-08834  

Business Considerations 3

     SA-36    AAL-PA-1977-LA-08835  

[*CTR]

     SA-36    AAL-PA-1977-LA-1106665  

[*CTR]

     SA-36    AAL-PA-1977-LA-1106666  

[*CTR]

     SA-36    AAL-LA-1106678  

Assignment Matters

     SA-36    AAL-PA-1977-LA-1502819  

[*CTR]

     SA-39   

 

P.A. No. 1977     SA-39 AAL   Table of Contents   Page 3

BOEING PROPRIETARY

[*CTR]=[CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION
PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]