Exhibit 10.4

CONFIDENTIAL MATERIAL APPEARING IN THIS DOCUMENT HAS BEEN OMITTED AND FILED
SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION IN ACCORDANCE WITH THE
SECURITIES ACT OF 1933, AS AMENDED, AND RULE 24B-2 PROMULGATED THEREUNDER.
OMITTED INFORMATION HAS BEEN REPLACED WITH ASTERISKS.

Supplemental Agreement No. 9

to

Purchase Agreement No. 2484

between

The Boeing Company

and

United Airlines, Inc.

Relating to Boeing Model 787 Aircraft

THIS SUPPLEMENTAL AGREEMENT NO. 9, entered into as of June 6, 2014, by and
between THE BOEING COMPANY (Boeing) and UNITED AIRLINES, INC. (a Delaware
corporation formerly known as Continental Airlines, Inc.) (Customer);

WHEREAS, the parties hereto entered into Purchase Agreement No. 2484 dated
December 29, 2004 (Purchase Agreement), as amended and supplemented, relating to
Boeing Model 787 aircraft (Aircraft);

WHEREAS, Boeing and Customer previously executed Letter Agreement No.
CAL-PA-2484-LA-1302248 “Aircraft Acceleration from *** to *** ”;

WHEREAS, Boeing and Customer have agreed to reschedule one (1) Model 787-9
Aircraft as follows:

 

Serial Number

   Original Delivery Month      New Delivery Month  

***

     ***         ***   

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

 

1. Table of Contents and Articles. Remove and replace, in its entirety, the
“Table of Contents” with the Table of Contents marked with the SA-9 legend and
attached hereto, to reflect the changes made by this Supplemental Agreement
No. 9.

 

2. Table. Table 1 is replaced in its entirety with the Table 1 attached hereto
that is related to and references this Supplemental Agreement No. 9.

 

P.A. 2484    SA-9, Page 1

BOEING/UNITED AIRLINES, INC. PROPRIETARY

--------------------------------------------------------------------------------

3. Letter Agreements. Letter agreement CAL-PA-2484-LA-1302248 attached hereto is
hereby added into the Purchase Agreement.

The Agreement will be deemed to be supplemented to the extent herein provided as
of the date hereof and as so supplemented will continue in full force and
effect.

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

 

THE BOEING COMPANY     UNITED AIRLINES, INC. /s/ Ken Takahashi     /s/ Gerald
Laderman Signature     Signature Attorney-in-Fact    

Senior Vice President – Finance, Procurement

and Treasurer

Title     Title

 

P.A. 2484    SA 8, Page 2

BOEING/UNITED AIRLINES, INC. PROPRIETARY

--------------------------------------------------------------------------------

TABLE OF CONTENTS

 

ARTICLES

       

SA

NUMBER

Article 1.

   Quantity, Model and Description    SA-8

Article 2.

   Delivery Schedule    SA-8

Article 3.

   Price    SA-8

Article 4.

   Payment    SA-8

Article 5.

   Additional Terms    SA-8

TABLE

     

1.

   Aircraft Information Table    SA-9

EXHIBITS

     

A1.

   787-8 Aircraft Configuration    SA-6

A2.

   787-9 Aircraft Configuration    SA-6

B.

  

Aircraft Delivery Requirements and Responsibilities

   SA-1

SUPPLEMENTAL EXHIBITS

     

AE1.

  

Escalation Adjustment/Airframe and Optional Features

   SA-1

BFE1.

   BFE Variables    SA-8

CS1.

   Customer Support Document    SA-5

EE1.

   Engine Escalation/Engine Warranty ***    SA-2

SLP1.

   Service Life Policy Components    SA-1

LETTER AGREEMENTS

     

6-1162-MSA-546R4

   Open Configuration Matters    SA-6

6-1162-MSA-547R5

   Option Aircraft    SA-8   

Attachment A (deleted)

   SA-7   

Attachment B

   SA-8

6-1162-MSA-549

   Spare Parts Initial Provisioning    SA-1

6-1162-AJH-921

   787 e-Enabling    SA-6

6-1162-AJH-922

  

Special Matters Relating to COTS Software and End User License Agreements

   SA-6

 

P.A. 2484  

TABLE OF CONTENTS, Page 1 of 3

BOEING/UNITED AIRLINES, INC. PROPRIETARY

  SA-9

--------------------------------------------------------------------------------

TABLE OF CONTENTS, CONTINUED

 

 

LETTER AGREEMENTS, continued

  

SA

NUMBER

6-1162-AJH-923

  

Special Terms – Seats and In-flight Entertainment

   SA-6

6-1162-RCN-1940

  

Model 787 Post-Delivery Software & Data Loading

   SA-7

CONFIDENTIAL LETTER AGREEMENTS

  

6-1162-MSA-550

   Spare Parts Commitments    SA-1

6-1162-MSA-551R2

   Performance Guarantees    SA-5

6-1162-MSA-552R7

   Special Matters    SA-7

6-1162-MSA-553R1

   Open Matters    SA-1

6-1162-MSA-554R4

   Model Substitution    SA-8

6-1162-MSA-555

   Promotional Support    SA-1

6-1162-RCN-1936

   Other Special Matters    SA-7

6-1162-RCN-1936A1

   Other Special Matters—Amendment 1    SA-8

6-1162-RCN-1937

  

Performance Guarantees – Block B Aircraft

   SA-7

6-1162-RCN-1938

   *** – Block B Aircraft—TERMINATED    SA-8

6-1162-RCN-1939

   ***    SA-7

CAL-PA-2484-LA-1302248

  

Aircraft Acceleration from *** to

***

   SA-9

 

P.A. 2484  

TABLE OF CONTENTS, Page 2 of 3

BOEING/UNITED AIRLINES, INC. PROPRIETARY

  SA-9

--------------------------------------------------------------------------------

TABLE OF CONTENTS, CONTINUED

 

SUPPLEMENTAL AGREEMENTS

  

DATED AS OF:

Supplemental Agreement No. 1

   June 30, 2005

Supplemental Agreement No. 2

   January 20, 2006

Supplemental Agreement No. 3

   May 3, 2006

Supplemental Agreement No. 4

   July 14, 2006

Supplemental Agreement No. 5

   March 12, 2007

Supplemental Agreement No. 6

   November 15, 2007

Supplemental Agreement No. 7

   November 7, 2012

Supplemental Agreement No. 8

   June 17, 2013

Supplemental Agreement No. 9

   June 6, 2014

 

P.A. 2484  

TABLE OF CONTENTS, Page 3 of 3

BOEING/UNITED AIRLINES, INC. PROPRIETARY

  SA-9

--------------------------------------------------------------------------------

Table 1

Purchase Agreement No. 2484

787-8 Aircraft Delivery, Description, Price and Advance Payments

(787-8/GE/2006$/CPI)

 

Airframe Model/MTOW:

  787-8     *** pounds   

Engine Model/Thrust:

  GENX-1B***     *** pounds   

Airframe Price:

    $ ***   

Optional Features:

    $ ***       

 

 

 

Sub-Total of Airframe and Features:

    $ ***   

Engine Price (Per Aircraft):

    $ ***       

 

 

 

Aircraft Basic Price (Excluding BFE/SPE):

    $ ***       

 

 

 

Buyer Furnished Equipment (BFE) Estimate:

    $ ***   

Seller Purchased Equipment (SPE) Estimate:

    $ ***   

Detail Specification:

      ***     

Airframe Price Base Year/Escalation Formula:

    ***          ***   

Engine Price Base Year/Escalation Formula:

    ***          ***   

Airframe Escalation Data:

     

Base Year Index (ECI):

      ***     

Base Year Index (CPI):

      ***     

Engine Escalation Data:

     

Base Year Index (ECI):

      ***     

Base Year Index (CPI):

      ***     

 

 

Delivery

Date

   Number of
Aircraft      Escalation
Factor
(Airframe)      Escalation
Factor
(Engine)      Serial
Number      Escalation Estimate
Adv Payment Base
Price Per A/P*     
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):              
      ***      ***      ***      ***  

Block A Aircraft

  

                    

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

 

47094-1F.TXT    Boeing / United Airlines, Inc. Proprietary    SA-9 Page 1

--------------------------------------------------------------------------------

Delivery

Date

   Number of
Aircraft      Escalation
Factor
(Airframe)      Escalation
Factor
(Engine)      Serial
Number      Escalation Estimate
Adv Payment Base
Price Per A/P*     
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):              
      ***      ***      ***      ***  

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***    Block B Aircraft                  

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

 

47094-1F TXT    Boeing / United Airlines, Inc. Proprietary    SA-9 Page 1

--------------------------------------------------------------------------------

Table 1

Purchase Agreement No. 2484

787-9 Aircraft Delivery, Description, Price and Advance Payments

(787-9/GE/2006$/CPI)

 

Airframe Model/MTOW:

  787-9     *** pounds   

Engine Model/Thrust:

  GENX-1B***     *** pounds   

Airframe Price:

    $ ***   

Optional Features:

    $ ***       

 

 

 

Sub-Total of Airframe and Features:

    $ ***   

Engine Price (Per Aircraft):

    $ ***       

 

 

 

Aircraft Basic Price (Excluding BFE/SPE):

    $ ***       

 

 

 

Buyer Furnished Equipment (BFE) Estimate:

    $ ***   

Seller Purchased Equipment (SPE) Estimate:

    $ ***   

Detail Specification:

      ***     

Airframe Price Base Year/Escalation Formula:

    ***          ***   

Engine Price Base Year/Escalation Formula:

    ***          ***   

Airframe Escalation Data:

     

Base Year Index (ECI):

      ***     

Base Year Index (CPI):

      ***     

Engine Escalation Data:

     

Base Year Index (ECI):

      ***     

Base Year Index (CPI):

      ***     

 

 

Scheduled

Delivery

Date

   Number of
Aircraft      Escalation
Factor
(Airframe)      Escalation
Factor
(Engine)      Serial
Number      Escalation Estimate
Adv Payment Base
Price Per A/P     
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):              
      ***      ***      ***      ***  

Block A Aircraft

  

                    

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

 

CAL-PA-02484, APR 43197, 60218

   Boeing Proprietary    787-9 Table 1, Page 1, SA-9

--------------------------------------------------------------------------------

Scheduled

Delivery

Date

   Number of
Aircraft      Escalation
Factor
(Airframe)      Escalation
Factor
(Engine)      Serial
Number      Escalation Estimate
Adv Payment Base
Price Per A/P     
Advance Payment Per Aircraft (Amts. Due/Mos. Prior to Delivery):              
      ***      ***      ***      ***  

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

Block B Aircraft

  

                 

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

***

     ***         ***         ***         ***       $ ***       $ ***       $ ***
      $ ***       $ ***   

Total 787-9s

     18                           

 

CAL-PA-02484, APR 43197, 60218

   Boeing Proprietary    787-9 Table 1, Page 1, SA-9

--------------------------------------------------------------------------------

LOGO [g732259g73h41.jpg]   

The Boeing Company

P.O. Box 3707

Seattle, WA 98124-2207

CAL-PA-2484-LA-1302248

United Airlines, Inc.

233 South Wacker Drive

Chicago, Illinois 60606

U.S.A.

 

Subject:    Aircraft Acceleration from *** to *** Reference:    Purchase
Agreement No. PA-2484 (Purchase Agreement) between The Boeing Company (Boeing)
and Continental Airlines, Inc. (Customer) relating to Model 787-8 aircraft
(Aircraft)

This letter agreement (Letter Agreement) amends and supplements the Purchase
Agreement. All terms used but not defined in this Letter Agreement shall have
the same meaning as in the Purchase Agreement.

Boeing and Customer agree to reschedule the contract delivery month of the
following Aircraft:

 

Current Delivery Month

   Revised Delivery Month      Serial Number  

***

    
***
  
     ***   

The terms of this Letter Agreement will supersede the corresponding terms of the
Purchase Agreement. Boeing and Customer will execute a supplemental agreement to
the Purchase Agreement as soon as reasonably practicable after the execution of
this Letter Agreement. The execution of the supplemental agreement is to
facilitate contract administration and is not a condition to the effectiveness
of his Letter Agreement. In the event of any conflict between the terms and
conditions of this Letter Agreement and the supplemental agreement, the terms
and conditions of this Letter Agreement shall control.

[Remainder of page intentionally left blank.]

 

CAL-PA-2484-LA-1302248    Aircraft Acceleration from *** to ***    LA Page 1

BOEING PROPRIETARY

--------------------------------------------------------------------------------

LOGO [g732259g73h41.jpg]

 

Very truly yours,

 

THE BOEING COMPANY By  

/s/ Ken Takahashi

Its   Attorney-In-Fact ACCEPTED AND AGREED TO this Date:  

 

UNITED AIRLINES, INC. By  

/s/ Ron Baur

Its   VP Fleet

 

CAL-PA-2484-LA-1302248    Aircraft Acceleration from *** to ***    LA Page 2

BOEING PROPRIETARY