Form: S-3ASR

Automatic shelf registration statement of securities of well-known seasoned issuers

February 9, 2018

Exhibit 12.1

SOUTHWEST AIRLINES CO.

STATEMENT REGARDING COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

 

     Year Ended
December 31,
 
     2017     2016     2015     2014     2013  

Earnings

          

Income before income taxes and cumulative effect of accounting changes

     $3,251       $3,547       $3,479       $1,816       $1,210  

Add: Fixed charges

     $397       $407       $401       $410       $406  

Deduct: Interest capitalized

     ($49     ($47     ($31     ($23     ($24
  

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Total

     $3,599       $3,907       $3,849       $2,203       $1,592  
  

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Fixed charges

          

Interest expense (net)

     $65       $75       $90       $107       $107  

Add: Interest capitalized

     $49       $47       $31       $23       $24  
  

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Gross interest expense

     $114       $122       $121       $130       $131  

Add: Interest factor of operating lease expense

     $283       $284       $280       $280       $275  
  

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Total

     $397       $406       $401       $410       $406  
  

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Ratio of earnings to fixed charges

     9.07       9.62       9.60       5.37       3.92